UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 13D

(Rule 13d-101)

INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT

TO § 240.13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO

§ 240.13d-2(a)

(Amendment No. 30)1

ADPT Corporation

(Name of Issuer)

Common Stock, par value $0.001

(Title of Class of Securities)

00101B103

(CUSIP Number)

Warren G. Lichtenstein

Steel Partners Holdings L.P.

590 Madison Avenue, 32nd Floor

New York, New York 10022

(212) 520-2300

(Name, Address and Telephone Number of Person

Authorized to Receive Notices and Communications)

June 16, 2011

(Date of Event Which Requires Filing of This Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box ¨.

Note:  Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits.  See § 240.13d-7 for other parties to whom copies are to be sent.

_______________

1              The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP NO. 00101B103

1	NAME OF REPORTING PERSON SPH GROUP HOLDINGS LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) o   (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS AF
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION DELAWARE
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER - 0 -
	8	SHARED VOTING POWER 39,060,672
	9	SOLE DISPOSITIVE POWER - 0 -
	10	SHARED DISPOSITIVE POWER 39,060,672
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 39,060,672
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 35.9%
14	TYPE OF REPORTING PERSON OO

2

CUSIP NO. 00101B103

1	NAME OF REPORTING PERSON SPH GROUP LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) o   (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS AF
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION DELAWARE
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER - 0 -
	8	SHARED VOTING POWER 39,060,672
	9	SOLE DISPOSITIVE POWER - 0 -
	10	SHARED DISPOSITIVE POWER 39,060,672
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 39,060,672
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 35.9%
14	TYPE OF REPORTING PERSON OO

3

CUSIP NO. 00101B103

1	NAME OF REPORTING PERSON STEEL PARTNERS HOLDINGS L.P.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) o   (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS AF
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION DELAWARE
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER - 0 -
	8	SHARED VOTING POWER 39,060,672
	9	SOLE DISPOSITIVE POWER - 0 -
	10	SHARED DISPOSITIVE POWER 39,060,672
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 39,060,672
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 35.9%
14	TYPE OF REPORTING PERSON PN

4

CUSIP NO. 00101B103

1	NAME OF REPORTING PERSON STEEL PARTNERS LLC
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) o   (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS AF
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION DELAWARE
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER - 0 -
	8	SHARED VOTING POWER 39,060,672
	9	SOLE DISPOSITIVE POWER - 0 -
	10	SHARED DISPOSITIVE POWER 39,060,672
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 39,060,672
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 35.9%
14	TYPE OF REPORTING PERSON OO

5

CUSIP NO. 00101B103

1	NAME OF REPORTING PERSON WARREN G. LICHTENSTEIN
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) o   (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS AF
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION USA
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER - 0 -
	8	SHARED VOTING POWER 39,060,672
	9	SOLE DISPOSITIVE POWER - 0 -
	10	SHARED DISPOSITIVE POWER 39,060,672
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 39,060,672
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 35.9%
14	TYPE OF REPORTING PERSON IN

6

CUSIP NO. 00101B103

1	NAME OF REPORTING PERSON JACK L. HOWARD
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) o   (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS OO
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION USA
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 46,875 *
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 46,875 *
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 46,875 *
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) LESS THAN 1%
14	TYPE OF REPORTING PERSON IN

* Represents 18,750 Shares underlying Restricted Stock Awards and 28,125 Shares underlying Non-Qualified Stock Options that are exercisable within 60 days of the date hereof.

7

CUSIP NO. 00101B103

1	NAME OF REPORTING PERSON JOHN J. QUICKE
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) o   (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS OO
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION USA
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER 46,875 *
	8	SHARED VOTING POWER - 0 -
	9	SOLE DISPOSITIVE POWER 46,875 *
	10	SHARED DISPOSITIVE POWER - 0 -
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 46,875 *
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) LESS THAN 1%
14	TYPE OF REPORTING PERSON IN

* Represents 18,750 Shares underlying Restricted Stock Awards and 28,125 Shares underlying Non-Qualified Stock Options that are exercisable within 60 days of the date hereof.

8

CUSIP NO. 00101B103

The following constitutes Amendment No. 30 to the Schedule 13D filed by the undersigned (“Amendment No. 30”).  This Amendment No. 30 amends the Schedule 13D as specifically set forth herein.

Item 3. Source and Amount of Funds or Other Consideration.

Item 3 is hereby amended and restated to read as follows:

The aggregate purchase price of the 39,060,672 Shares owned directly by SPHG Holdings is approximately $123,543,181, including brokerage commissions.  The Shares owned directly by SPHG Holdings were acquired with funds of SPHG Holdings and an affiliated entity that initially purchased a portion of the Shares prior to being contributed to SPHG Holdings.

The Shares beneficially owned by Messrs. Howard and Quicke represent Shares underlying Restricted Stock Awards and Non-Qualified Stock Options awarded to them in their capacities as directors of the Issuer.

Set forth on Schedule B annexed to Amendment No. 29 to the Schedule 13D (“Schedule B”) is the aggregate purchase price of the Shares beneficially owned, if any, by each of the executive officers and directors, who are not Reporting Persons, of the entities listed on Schedule A.

SPHG Holdings effects purchases of securities primarily through margin accounts maintained for it with prime brokers, which may extend margin credit to it as and when required to open or carry positions in the margin accounts, subject to applicable federal margin regulations, stock exchange rules and the prime brokers’ credit policies.  In such instances, the positions held in the margin accounts are pledged as collateral security for the repayment of debit balances in the accounts.

Item 5. Interest in Securities of the Issuer.

Item 5(a) is hereby amended and restated to read as follows:

(a)           The aggregate percentage of Shares reported owned by each person named herein is based upon 108,832,141 Shares outstanding, which is the total number of Shares outstanding as of May 5, 2011 as reported in the Issuer’s Form 10-Q filed with the Securities and Exchange Commission on May 10, 2011.

As of the close of business on June 17, 2011, SPHG Holdings owned directly 39,060,672 Shares, constituting approximately 35.9% of the Shares outstanding.  By virtue of their relationships with SPHG Holdings, each of Steel Holdings, SPHG, Partners LLC and Warren G. Lichtenstein may be deemed to beneficially own the Shares owned by SPHG Holdings.

As of the close of business on June 17, 2011, Jack L. Howard beneficially owned 18,750 Shares underlying Restricted Stock Awards and beneficially owned an additional 28,125 Shares underlying Non-Qualified Stock Options that are exercisable within 60 days of the date hereof, constituting in the aggregate less than 1% of the Shares outstanding.

As of the close of business on June 17, 2011, John J. Quicke beneficially owned 18,750 Shares underlying Restricted Stock Awards and beneficially owned an additional 28,125 Shares underlying Non-Qualified Stock Options that are exercisable within 60 days of the date hereof, constituting in the aggregate less than 1% of the Shares outstanding.

9

CUSIP NO. 00101B103

Set forth on Schedule B is the aggregate number and percentage of Shares beneficially owned, if any, by each of the executive officers and directors, who are not Reporting Persons, of the entities listed on Schedule A.  Unless otherwise indicated thereon, each of the persons listed on Schedule B has (i) the sole power to vote and dispose of the Shares they beneficially own, if any, and (ii) the right to receive, or the power to direct the receipt of dividends from, or proceeds from the sale of, the Shares that they beneficially own, if any.

Item 5(b) is hereby amended and restated to read as follows:

(b)           Each of the Reporting Persons (other than Messrs. Howard and Quicke) may be deemed to have shared power to vote and dispose of the Shares reported in this Schedule 13D owned directly by SPHG Holdings.

Jack L. Howard may be deemed to have the sole power to vote and dispose of 46,875 Shares, including 18,750 Shares underlying Restricted Stock Awards and 28,125 Shares underlying Non-Qualified Stock Options that are exercisable within 60 days of the date hereof.

John J. Quicke may be deemed to have the sole power to vote and dispose of 46,875 Shares, including 18,750 Shares underlying Restricted Stock Awards and 28,125 Shares underlying Non-Qualified Stock Options that are exercisable within 60 days of the date hereof.

Item 5(c) is hereby amended to add the following:

(c)           Schedule C annexed hereto lists all transactions in the Shares by SPHG Holdings since the filing of Amendment No. 29 to the Schedule 13D.  All of such transactions were effected in the open market.

10

CUSIP NO. 00101B103

SIGNATURES

After reasonable inquiry and to the best of his knowledge and belief, each of the undersigned certifies that the information set forth in this statement is true, complete and correct.

Dated:           June 20, 2011	SPH GROUP HOLDINGS LLC
	By:		Steel Partners Holdings GP Inc. Manager
	By:	/s/ Sanford Antignas
		Sanford Antignas Chief Operating Officer

SPH GROUP LLC
By:		Steel Partners Holdings GP Inc. Managing Member
By:	/s/ Sanford Antignas
	Sanford Antignas Chief Operating Officer

STEEL PARTNERS HOLDINGS L.P.
By:		Steel Partners Holdings GP Inc. General Partner
By:	/s/ Sanford Antignas
	Sanford Antignas Chief Operating Officer

STEEL PARTNERS LLC
By:	/s/ Sanford Antignas
	Sanford Antignas Chief Operating Officer

/s/ Sanford Antignas

SANFORD ANTIGNAS

as Attorney-In-Fact for Warren G. Lichtenstein

/s/ Jack L. Howard

JACK L. HOWARD

/s/ Sanford Antignas

SANFORD ANTIGNAS

as Attorney-In-Fact for John J. Quicke

11

CUSIP NO. 00101B103

SCHEDULE C

Transactions in the Securities of the Issuer Since the Filing of Amendment No. 29 to the Schedule 13D

Class of Security Securities Purchased Price ($) Date of Purchase

SPH GROUP HOLDINGS LLC

Common Stock	79,500	2.9228	06/02/11
Common Stock	6,000	2.9275	06/03/11
Common Stock	468,100	2.9524	06/06/11
Common Stock	96,500	2.9498	06/09/11
Common Stock	2,500	2.9500	06/10/11
Common Stock	58,000	2.9500	06/13/11
Common Stock	1,026,600	2.9800	06/16/11
Common Stock	170,000	3.0000	06/16/11