Exhibit (a)(1)(iii)

Letter of Transmittal

Regarding Shares in Blackstone Alternative Alpha Fund II

For Clients of Robert W. Baird & Co. Incorporated,

Charles Schwab & Co., Inc. and UBS Financial Services Inc.

Tendered Pursuant to the Offer to Purchase

Dated December 18, 2018

The Offer and withdrawal rights will expire on January 18, 2019

and this Letter of Transmittal must be received by

the Fund’s Administrator, either by mail or by fax, by 11:59 p.m.,

Eastern Time, on January 18, 2019, unless the Offer is extended

Complete this Letter of Transmittal and follow the Transmittal

Instructions included herein

Ladies and Gentlemen:

The undersigned hereby tenders to Blackstone Alternative Alpha Fund II, a closed-end, non-diversified, management investment company organized under the laws of The Commonwealth of Massachusetts (the “Fund”), the [Advisor Class II] [Advisor Class III] shares of beneficial interest in the Fund or portion thereof held by the undersigned, described and specified below, on the terms and conditions set forth in the Offer to Purchase dated December 18, 2018 (the “Offer to Purchase”), receipt of which is hereby acknowledged, and in this Letter of Transmittal (which together with the Offer to Purchase constitute the “Offer”). The Tender and this Letter of Transmittal are subject to all the terms and conditions set forth in the Offer to Purchase, including, but not limited to, the absolute right of the Fund to reject any and all tenders determined by it, in its sole discretion, not to be in the appropriate form.

The undersigned hereby sells to the Fund the shares of beneficial interest in the Fund or portion thereof tendered hereby pursuant to the Offer.

The undersigned hereby warrants that the undersigned has full authority to sell the shares of beneficial interest in the Fund or portion thereof tendered hereby and that the Fund will acquire good title thereto, free and clear of all liens, charges, encumbrances, conditional sales agreements or other obligations relating to the sale thereof, and not subject to any adverse claim, when and to the extent the same are purchased by it. Upon request, the undersigned will execute and deliver any additional documents necessary to complete the sale in accordance with the terms of the Offer. The undersigned recognizes that under certain circumstances set forth in the Offer, the Fund may not be required to purchase any of the beneficial shares of interest in the Fund or portions thereof tendered hereby.

A non-transferable, non-interest bearing promissory note for the purchase price will be issued to the undersigned if the Fund accepts for purchase the shares tendered hereby. The undersigned acknowledges that State Street Bank and Trust Company, the Fund’s administrator, will hold the promissory note on behalf of the undersigned. The cash payment(s) of the purchase price for the shares of beneficial interest in the Fund or portion thereof of the undersigned, as described in Section 6 of the Offer to Purchase, shall be wired to the account at your financial intermediary from which your subscription funds were debited.

All authority herein conferred or agreed to be conferred shall survive the death or incapacity of the undersigned and the obligation of the undersigned hereunder shall be binding on the heirs, personal representatives, successors and assigns of the undersigned. Except as stated in Section 5 of the Offer to Purchase, this tender is irrevocable.

(PAGE 1 of 3)

VALUATION DATE: March 31, 2019

TENDER OFFER EXPIRATION DATE: 11:59 p.m. (Eastern Time), January 18, 2019

PARTS 1, 2, 3, AND 4 MUST BE COMPLETED AND IN GOOD ORDER IN ORDER TO PROCESS YOUR REQUEST

If You Invest In The Fund Through A Financial Intermediary Through Whom You Expect To Have Your Tender Offer Request Submitted, Please Allow For Additional Processing Time As The Letter of Transmittal Must Ultimately Be Received By The Fund’s Administrator No Later Than 11:59 p.m. (Eastern Time) On The Expiration Date.

PLEASE FAX OR MAIL TO THE FUND’S ADMINISTRATOR AT:

Regular Mail	Overnight Mail	Fax: (617) 956-0400
State Street Bank and Trust Company Attn: Blackstone Alternative Alpha Fund II PO Box 5493 Boston, Massachusetts 02206-5501	State Street Bank and Trust Company Attn: Blackstone Alternative Alpha Fund II 1 Heritage Drive, Mail Code: OHD0100 North Quincy, MA 02171	FOR ADDITIONAL INFORMATION CALL: (855) 890-7725

PART 1 – NAME (AS IT APPEARS ON YOUR BLACKSTONE ALTERNATIVE ALPHA FUND II STATEMENT) AND CONTACT INFORMATION

Fund Name:

Fund Account #:

Account Name/Registration:

Address:

City, State, Zip:

Telephone Number:

Email Address:

Financial Intermediary Firm Name:

Financial Intermediary Account #:

Financial Advisor Name:

Financial Advisor Telephone #:

PART 2 – REQUESTED TENDER AMOUNT

Please select repurchase type by checking one of the boxes below. If you are requesting a partial repurchase, please provide a number of Shares.

☐ Full Repurchase

☐ Partial Repurchase* of              Shares (please only provide a number of Shares, not a dollar amount)

* If the requested partial repurchase would put the account balance below the required minimum balance, the Fund may reduce the amount to be repurchased such that the required minimum balance is maintained, unless you indicate otherwise by checking the following box:

☐ Change request to Full Repurchase if amount requested to be repurchased would need to be reduced to maintain minimum account balance

(PAGE 2 of 3)

BLACKSTONE ALTERNATIVE ALPHA FUND II ACCOUNT #:                  (Should be the same as on page 2)

PART 3 – PAYMENT

Payments will be directed back to the account at your financial intermediary from which your subscription funds were debited. Contact your financial intermediary if you have any questions.

PART 4 – SIGNATURE(S)

The undersigned subscriber acknowledges that this request is subject to all the terms and conditions set forth in the Fund’s Prospectus and the Offer to Purchase dated December 18, 2018 (the “Offer to Purchase”) and all capitalized terms used herein have the meaning as defined in the Fund’s Prospectus. This request is irrevocable except as described in the Offer to Purchase. The undersigned represents that the undersigned is the beneficial owner of the shares in the Fund to which this repurchase request relates, or that the person signing this request is an authorized representative of the tendering shareholder.

In the case of joint accounts, each joint holder must sign this repurchase request. Requests on behalf of a foundation, partnership or any other entity should be accompanied by evidence of the authority of the person(s) signing.

Signature	Print Name of Authorized Signatory (and Title if applicable)	Date
Signature	Print Name of Authorized Signatory (and Title if applicable)	Date

(PAGE 3 of 3)

Letter of Transmittal

Regarding Shares in Blackstone Alternative Alpha Fund II

For Hightower Advisors, LLC

Tendered Pursuant to the Offer to Purchase

Dated December 18, 2018

The Offer and withdrawal rights will expire on January 18, 2019

and this Letter of Transmittal must be received by

the Fund’s Administrator, either by mail or by fax, by 11:59 p.m.,

Eastern Time, on January 18, 2019, unless the Offer is extended

Should you wish to participate in the Offer, please contact your Hightower Financial Advisor/Portfolio Manager who will be responsible to forward to the appropriate custodian. The Letter of Transmittal generated for your account will need to be signed and returned or delivered to your Hightower Financial Advisor/Portfolio Manager.

For additional information call your Hightower Financial Advisor/Portfolio Manager.

Ladies and Gentlemen:

The undersigned hereby tenders to Blackstone Alternative Alpha Fund II, a closed-end, non-diversified, management investment company organized under the laws of The Commonwealth of Massachusetts (the “Fund”), the [Advisor Class II] [Advisor Class III] shares of beneficial interest in the Fund or portion thereof held by the undersigned, described and specified below, on the terms and conditions set forth in the Offer to Purchase dated December 18, 2018 (the “Offer to Purchase”), receipt of which is hereby acknowledged, and in this Letter of Transmittal (which together with the Offer to Purchase constitute the “Offer”). The Tender and this Letter of Transmittal are subject to all the terms and conditions set forth in the Offer to Purchase, including, but not limited to, the absolute right of the Fund to reject any and all tenders determined by it, in its sole discretion, not to be in the appropriate form.

The undersigned hereby sells to the Fund the shares of beneficial interest in the Fund or portion thereof tendered hereby pursuant to the Offer.

The undersigned hereby warrants that the undersigned has full authority to sell the shares of beneficial interest in the Fund or portion thereof tendered hereby and that the Fund will acquire good title thereto, free and clear of all liens, charges, encumbrances, conditional sales agreements or other obligations relating to the sale thereof, and not subject to any adverse claim, when and to the extent the same are purchased by it. Upon request, the undersigned will execute and deliver any additional documents necessary to complete the sale in accordance with the terms of the Offer. The undersigned recognizes that under certain circumstances set forth in the Offer, the Fund may not be required to purchase any of the beneficial shares of interest in the Fund or portions thereof tendered hereby.

A non-transferable, non-interest bearing promissory note for the purchase price will be issued to the undersigned if the Fund accepts for purchase the shares tendered hereby. The undersigned acknowledges that State Street Bank and Trust Company, the Fund’s administrator, will hold the promissory note on behalf of the undersigned. The cash payment(s) of the purchase price for the shares of beneficial interest in the Fund or portion thereof of the undersigned, as described in Section 6 of the Offer to Purchase, shall be wired to the account at your financial intermediary from which your subscription funds were debited.

All authority herein conferred or agreed to be conferred shall survive the death or incapacity of the undersigned and the obligation of the undersigned hereunder shall be binding on the heirs, personal representatives, successors and assigns of the undersigned. Except as stated in Section 5 of the Offer to Purchase, this tender is irrevocable.

(PAGE 1 of 3)

VALUATION DATE: March 31, 2019

TENDER OFFER EXPIRATION DATE: 11:59 p.m. (Eastern Time), January 18, 2019

PARTS 1, 2, 3, AND 4 MUST BE COMPLETED AND IN GOOD ORDER IN ORDER TO PROCESS YOUR REQUEST

If You Invest In The Fund Through A Financial Intermediary Through Whom You Expect To Have Your Tender Offer Request Submitted, Please Allow For Additional Processing Time As The Letter of Transmittal Must Ultimately Be Received By The Fund’s Administrator No Later Than 11:59 p.m. (Eastern Time) On The Expiration Date.

PLEASE SEND TO YOUR HIGHTOWER FINANCIAL ADVISOR/PORTFOLIO MANAGER

PART 1 – NAME (AS IT APPEARS ON YOUR BLACKSTONE ALTERNATIVE ALPHA FUND II STATEMENT) AND CONTACT INFORMATION

Fund Name:

Fund Account #:

Account Name/Registration:

Address:

City, State, Zip:

Telephone Number:

Email Address:

Financial Intermediary Firm Name:

Financial Intermediary Account #:

Financial Advisor Name:

Financial Advisor Telephone #:

PART 2 – REQUESTED TENDER AMOUNT

Please select repurchase type by checking one of the boxes below. If you are requesting a partial repurchase, please provide a number of Shares.

☐ Full Repurchase

☐ Partial Repurchase* of              Shares (please only provide a number of Shares, not a dollar amount)

* If the requested partial repurchase would put the account balance below the required minimum balance, the Fund may reduce the amount to be repurchased such that the required minimum balance is maintained, unless you indicate otherwise by checking the following box:

☐ Change request to Full Repurchase if amount requested to be repurchased would need to be reduced to maintain minimum account balance

(PAGE 2 of 3)

BLACKSTONE ALTERNATIVE ALPHA FUND II ACCOUNT #:                          (Should be the same as on page 2)

PART 3 – PAYMENT

Payments will be directed back to the account at your financial intermediary from which your subscription funds were debited. Contact your financial intermediary if you have any questions.

PART 4 – SIGNATURE(S)

The undersigned subscriber acknowledges that this request is subject to all the terms and conditions set forth in the Fund’s Prospectus and the Offer to Purchase dated December 18, 2018 (the “Offer to Purchase”) and all capitalized terms used herein have the meaning as defined in the Fund’s Prospectus. This request is irrevocable except as described in the Offer to Purchase. The undersigned represents that the undersigned is the beneficial owner of the shares in the Fund to which this repurchase request relates, or that the person signing this request is an authorized representative of the tendering shareholder.

In the case of joint accounts, each joint holder must sign this repurchase request. Requests on behalf of a foundation, partnership or any other entity should be accompanied by evidence of the authority of the person(s) signing.

Signature	Print Name of Authorized Signatory (and Title if applicable)	Date
Signature	Print Name of Authorized Signatory (and Title if applicable)	Date

(PAGE 3 of 3)

Letter of Transmittal

Regarding Shares in Blackstone Alternative Alpha Fund II

For Clients of Citi Global Markets Inc.

Tendered Pursuant to the Offer to Purchase

Dated December 18, 2018

Your Citi Financial Advisor/Portfolio Manager must submit

this Letter of Transmittal for processing by

11:59 p.m., Eastern Time, on January 18, 2019

The Offer and withdrawal rights will expire on

January 18, 2019, unless the Offer is extended

Ladies and Gentlemen:

The undersigned hereby tenders to Blackstone Alternative Alpha Fund II, a closed-end, non-diversified, management investment company organized under the laws of The Commonwealth of Massachusetts (the “Fund”), the [Advisor Class II] [Advisor Class III] shares of beneficial interest in the Fund or portion thereof held by the undersigned, described and specified below, on the terms and conditions set forth in the Offer to Purchase dated December 18, 2018 (the “Offer to Purchase”), receipt of which is hereby acknowledged, and in this Letter of Transmittal (which together with the Offer to Purchase constitute the “Offer”). The Tender and this Letter of Transmittal are subject to all the terms and conditions set forth in the Offer to Purchase, including, but not limited to, the absolute right of the Fund to reject any and all tenders determined by it, in its sole discretion, not to be in the appropriate form.

The undersigned hereby sells to the Fund the shares of beneficial interest in the Fund or portion thereof tendered hereby pursuant to the Offer.

The undersigned hereby warrants that the undersigned has full authority to sell the shares of beneficial interest in the Fund or portion thereof tendered hereby and that the Fund will acquire good title thereto, free and clear of all liens, charges, encumbrances, conditional sales agreements or other obligations relating to the sale thereof, and not subject to any adverse claim, when and to the extent the same are purchased by it. Upon request, the undersigned will execute and deliver any additional documents necessary to complete the sale in accordance with the terms of the Offer. The undersigned recognizes that under certain circumstances set forth in the Offer, the Fund may not be required to purchase any of the beneficial shares of interest in the Fund or portions thereof tendered hereby.

A non-transferable, non-interest bearing promissory note for the purchase price will be issued to the undersigned if the Fund accepts for purchase the shares tendered hereby. The undersigned acknowledges that State Street Bank and Trust Company, the Fund’s administrator, will hold the promissory note on behalf of the undersigned. The cash payment(s) of the purchase price for the shares of beneficial interest in the Fund or portion thereof of the undersigned, as described in Section 6 of the Offer to Purchase, shall be wired to the account at your financial intermediary from which your subscription funds were debited.

All authority herein conferred or agreed to be conferred shall survive the death or incapacity of the undersigned and the obligation of the undersigned hereunder shall be binding on the heirs, personal representatives, successors and assigns of the undersigned. Except as stated in Section 5 of the Offer to Purchase, this tender is irrevocable.

(PAGE 1 of 3)

VALUATION DATE: March 31, 2019

TENDER OFFER EXPIRATION DATE: 11:59 p.m. (Eastern Time), January 18, 2019

PARTS 1, 2, 3, AND 4 MUST BE COMPLETED AND IN GOOD ORDER IN ORDER TO PROCESS YOUR REQUEST

If You Invest In The Fund Through A Financial Intermediary Through Whom You Expect To Have Your Tender Offer Request Submitted, Please Allow For Additional Processing Time As The Letter of Transmittal Must Ultimately Be Received By The Fund’s Administrator No Later Than 11:59 p.m. (Eastern Time) On The Expiration Date.

PLEASE MAIL TO CITI GLOBAL MARKETS, INC.:

Citi Investment Management

Attn: David Hertan, Senior Portfolio Manager

750 Washington Blvd.

Stamford, CT 06901

Tel: (203) 975-6336

Fax: (877) 500-4630

PART 1 – NAME (AS IT APPEARS ON YOUR BLACKSTONE ALTERNATIVE ALPHA FUND II STATEMENT) AND CONTACT INFORMATION

Fund Name:

Fund Account #:

Account Name/Registration:

Address:

City, State, Zip:

Telephone Number:

Email Address:

Financial Intermediary Firm Name:

Financial Intermediary Account #:

Financial Advisor Name:

Financial Advisor Telephone #:

PART 2 – REQUESTED TENDER AMOUNT

Please select repurchase type by checking one of the boxes below. If you are requesting a partial repurchase, please provide a number of Shares.

☐ Full Repurchase

☐ Partial Repurchase* of              Shares (please only provide a number of Shares, not a dollar amount)

* If the requested partial repurchase would put the account balance below the required minimum balance, the Fund may reduce the amount to be repurchased such that the required minimum balance is maintained, unless you indicate otherwise by checking the following box:

☐ Change request to Full Repurchase if amount requested to be repurchased would need to be reduced to maintain minimum account balance

(PAGE 2 of 3)

BLACKSTONE ALTERNATIVE ALPHA FUND II ACCOUNT #:                                  (Should be the same as on page 2)

PART 3 – PAYMENT

Payments will be directed back to the account at your financial intermediary from which your subscription funds were debited. Contact your financial intermediary if you have any questions.

PART 4 – SIGNATURE(S)

The undersigned subscriber acknowledges that this request is subject to all the terms and conditions set forth in the Fund’s Prospectus and the Offer to Purchase dated December 18, 2018 (the “Offer to Purchase”) and all capitalized terms used herein have the meaning as defined in the Fund’s Prospectus. This request is irrevocable except as described in the Offer to Purchase. The undersigned represents that the undersigned is the beneficial owner of the shares in the Fund to which this repurchase request relates, or that the person signing this request is an authorized representative of the tendering shareholder.

In the case of joint accounts, each joint holder must sign this repurchase request. Requests on behalf of a foundation, partnership or any other entity should be accompanied by evidence of the authority of the person(s) signing.

Signature	Print Name of Authorized Signatory (and Title if applicable)	Date
Signature	Print Name of Authorized Signatory (and Title if applicable)	Date

(PAGE 3 of 3)

Letter of Transmittal

Regarding Shares in Blackstone Alternative Alpha Fund II

For Clients of Merrill Lynch, Pierce, Fenner & Smith Incorporated

Tendered Pursuant to the Offer to Purchase

Dated December 18, 2018

Your Merrill Lynch Financial Advisor/Portfolio Manager must submit

this Letter of Transmittal for processing by

11:59 p.m., Eastern Time, on January 18, 2019

The Offer and withdrawal rights will expire on

January 18, 2019, unless the Offer is extended

Should you wish to participate in the Offer, please contact your Merrill Lynch Financial Advisor/Portfolio Manager who will enter the order and provide you with a customized Letter of Transmittal for your account. The Letter of Transmittal generated for your account will need to be signed and returned or delivered to your Merrill Lynch Financial Advisor/Portfolio Manager.

For additional information call your Merrill Lynch Financial Advisor/Portfolio Manager.

(PAGE 1 of 6)

Blackstone Alternative Alpha Fund II

Ladies and Gentlemen:

The undersigned hereby tenders to Blackstone Alternative Alpha Fund II, a closed-end, non-diversified, management investment company organized under the laws of the Commonwealth of Massachusetts (the “Fund”), the [Advisor Class II] [Advisor Class III] shares of beneficial interest in the Fund or portion thereof held by the undersigned, described and specified below, on the terms and conditions set forth in the Offer to Purchase dated December 18, 2018 (the “Offer to Purchase”), receipt of which is hereby acknowledged, and in this Letter of Transmittal (which together with the Offer to Purchase constitute the “Offer”). The Tender and this Letter of Transmittal are subject to all the terms and conditions set forth in the Offer to Purchase, including, but not limited to, the absolute right of the Fund to reject any and all tenders determined by it, in its sole discretion, not to be in the appropriate form.

The undersigned hereby sells to the Fund the shares of beneficial interest in the Fund or portion thereof tendered hereby pursuant to the Offer.

The undersigned hereby warrants that the undersigned has full authority to sell the shares of beneficial interest in the Fund or portion thereof tendered hereby and that the Fund will acquire good title thereto, free and clear of all liens, charges, encumbrances, conditional sales agreements or other obligations relating to the sale thereof, and not subject to any adverse claim, when and to the extent the same are purchased by it. Upon request, the undersigned will execute and deliver any additional documents necessary to complete the sale in accordance with the terms of the Offer. The undersigned recognizes that under certain circumstances set forth in the Offer, the Fund may not be required to purchase any of the beneficial shares of interest in the Fund or portions thereof tendered hereby. A non-transferable, non-interest bearing promissory note for the purchase price will be issued to the undersigned if the Fund accepts for purchase the shares tendered hereby. The undersigned acknowledges that State Street Bank and Trust Company, the Fund’s administrator, will hold the promissory note on behalf of the undersigned. The cash payment(s) of the purchase price for the shares of beneficial interest in the Fund or portion thereof of the undersigned, as described in Section 6 of the Offer to Purchase, shall be wired to the account at your financial intermediary from which your subscription funds were debited.

All authority herein conferred or agreed to be conferred shall survive the death or incapacity of the undersigned and the obligation of the undersigned hereunder shall be binding on the heirs, personal representatives, successors and assigns of the undersigned. Except as stated in Section 5 of the Offer to Purchase, this tender is irrevocable.

(PAGE 2 of 6)

Instructions to Tendering Shareholder:

Please contact your Merrill Lynch Financial Advisor/Portfolio Manager who will enter the tender order and provide you with a customized Letter of Transmittal for your account. The Letter of Transmittal generated for your account will need to be signed and returned or delivered to your Merrill Lynch Financial Advisor/Portfolio Manager. For additional information, call your Merrill Lynch Financial Advisor/Portfolio Manager. If the shareholder chooses to fax the signed Letter of Transmittal (or otherwise deliver not in original form), it should mail the original Letter of Transmittal to its Merrill Lynch Financial Advisor/Portfolio Manager promptly after it is initially delivered (although the original does not have to be received before 11:59 p.m., Eastern Time, on January 18, 2019).

(PAGE 3 of 6)

(PAGE 4 of 6)

(PAGE 5 of 6)

(PAGE 6 of 6)

Letter of Transmittal

Regarding Shares in Blackstone Alternative Alpha Fund II

For Clients of Morgan Stanley Smith Barney LLC

Tendered Pursuant to the Offer to Purchase

Dated December 18, 2018

The Offer and withdrawal rights will expire on January 18, 2019

and this Letter of Transmittal must be received by

the Fund’s Administrator, either by mail or by fax, by 11:59 p.m.,

Eastern Time, on January 18, 2019, unless the Offer is extended

Complete this Letter of Transmittal and follow the Transmittal

Instructions included herein

Ladies and Gentlemen:

The undersigned hereby tenders to Blackstone Alternative Alpha Fund, a closed-end, non-diversified, management investment company organized under the laws of The Commonwealth of Massachusetts (the “Fund”), the shares of beneficial interest in the Fund or portion thereof held by the undersigned, described and specified below, on the terms and conditions set forth in the Offer to Purchase dated December 18, 2018 (the “Offer to Purchase”), receipt of which is hereby acknowledged, and in this Letter of Transmittal (which together with the Offer to Purchase constitute the “Offer”). The Tender and this Letter of Transmittal are subject to all the terms and conditions set forth in the Offer to Purchase, including, but not limited to, the absolute right of the Fund to reject any and all tenders determined by it, in its sole discretion, not to be in the appropriate form.

The undersigned hereby sells to the Fund the shares of beneficial interest in the Fund or portion thereof tendered hereby pursuant to the Offer.

The undersigned hereby warrants that the undersigned has full authority to sell the shares of beneficial interest in the Fund or portion thereof tendered hereby and that the Fund will acquire good title thereto, free and clear of all liens, charges, encumbrances, conditional sales agreements or other obligations relating to the sale thereof, and not subject to any adverse claim, when and to the extent the same are purchased by it. Upon request, the undersigned will execute and deliver any additional documents necessary to complete the sale in accordance with the terms of the Offer. The undersigned recognizes that under certain circumstances set forth in the Offer, the Fund may not be required to purchase any of the beneficial shares of interest in the Fund or portions thereof tendered hereby.

A non-transferable, non-interest bearing promissory note for the purchase price will be issued to the undersigned if the Fund accepts for purchase the shares tendered hereby. The undersigned acknowledges that State Street Bank and Trust Company, the Fund’s administrator, will hold the promissory note on behalf of the undersigned. The cash payment(s) of the purchase price for the shares of beneficial interest in the Fund or portion thereof of the undersigned, as described in Section 6 of the Offer to Purchase, shall be wired to the account at your financial intermediary from which your subscription funds were debited.

All authority herein conferred or agreed to be conferred shall survive the death or incapacity of the undersigned and the obligation of the undersigned hereunder shall be binding on the heirs, personal representatives, successors and assigns of the undersigned. Except as stated in Section 5 of the Offer to Purchase, this tender is irrevocable.

(PAGE 1 of 3)

VALUATION DATE: March 31, 2019

TENDER OFFER EXPIRATION DATE: 11:59 p.m. (Eastern Time), January 18, 2019

PARTS 1, 2, 3, AND 4 MUST BE COMPLETED AND IN GOOD ORDER IN ORDER TO PROCESS YOUR REQUEST

If You Invest In The Fund Through A Financial Intermediary Through Whom You Expect To Have Your Tender Offer Request Submitted, Please Allow For Additional Processing Time As The Letter of Transmittal Must Ultimately Be Received By The Fund’s Administrator No Later Than 11:59 p.m. (Eastern Time) On The Expiration Date.

PLEASE FAX OR MAIL TO THE FUND’S ADMINISTRATOR AT:

Regular Mail	Overnight Mail	Fax: (617) 956-0400
State Street Bank and Trust Company Attn: Blackstone Alternative Alpha Fund II PO Box 5493 Boston, MA 02206-5501	State Street Bank and Trust Company Attn: Blackstone Alternative Alpha Fund II 1 Heritage Drive, Mail Code: OHD0100 North Quincy, MA 02171	FOR ADDITIONAL INFORMATION CALL: (855) 890-7725

In addition to this document, please ensure that a Redemption ticket is processed in the Morgan Stanley Alternative Investments Order Entry system. Failure to process a ticket, may result in delays in disbursing the funds to the client account(s).

PART 1 – NAME (AS IT APPEARS ON YOUR BLACKSTONE ALTERNATIVE ALPHA FUND STATEMENT) AND CONTACT INFORMATION

Fund Name:

Fund Account #:

Account Name/Registration:

Address:

City, State, Zip:

Telephone Number:

Email Address:

Financial Intermediary Firm Name:

Financial Intermediary Account #:

Financial Advisor Name:

Financial Advisor Telephone #:

PART 2 – REQUESTED TENDER AMOUNT

Please select repurchase type by checking one of the boxes below. If you are requesting a partial repurchase, please provide a number of Shares.

☐ Full Repurchase

☐ Partial Repurchase* of                  Shares (please only provide a number of Shares, not a dollar amount)

* If the requested partial repurchase would put the account balance below the required minimum balance, the Fund may reduce the amount to be repurchased such that the required minimum balance is maintained, unless you indicate otherwise by checking the following box:

☐ Change request to Full Repurchase if amount requested to be repurchased would need to be reduced to maintain minimum account balance

(PAGE 2 of 3)

BLACKSTONE ALTERNATIVE ALPHA FUND ACCOUNT #:                                  (Should be the same as on page 2)

PART 3 – PAYMENT

Payments will be directed back to the account at your financial intermediary from which your subscription funds were debited. Contact your financial intermediary if you have any questions.

PART 4 – SIGNATURE(S)

The undersigned subscriber acknowledges that this request is subject to all the terms and conditions set forth in the Fund’s Prospectus and the Offer to Purchase dated December 18, 2018 (the “Offer to Purchase”) and all capitalized terms used herein have the meaning as defined in the Fund’s Prospectus. This request is irrevocable except as described in the Offer to Purchase. The undersigned represents that the undersigned is the beneficial owner of the shares in the Fund to which this repurchase request relates, or that the person signing this request is an authorized representative of the tendering shareholder.

In the case of joint accounts, each joint holder must sign this repurchase request. Requests on behalf of a foundation, partnership or any other entity should be accompanied by evidence of the authority of the person(s) signing.

Signature	Print Name of Authorized Signatory (and Title if applicable)	Date
Signature	Print Name of Authorized Signatory (and Title if applicable)	Date

(PAGE 3 of 3)