Document

UNITED STATES

OMB APPROVAL

SECURITIES AND EXCHANGE COMMISSION

OMB Number:

3235-0101

Washington, D.C. 20549

Expires:

July 31, 2023

FORM 144

Estimated average burden
hours per response …….. 1.00

NOTICE OF PROPOSED SALE OF SECURITIES

SEC USE ONLY

PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933

DOCUMENT SEQUENCE NO.

ATTENTION: Transmit for filing 3 copies of this form concurrently with either placing an order with a broker to execute sale or executing a sale directly with a market maker

CUSIP NUMBER

1(a) NAME OF ISSUER (Please type or print)

OLIN CORPORATION

(b) IRS IDENT. NO.

13-1872319

001-01070

WORK LOCATION

1(d) ADDRESS OF ISSUER

STREET

CITY

STATE

ZIP CODE

(e) TELEPHONE NO.

190 CARONDELET PLAZA SUITE 1530

CLAYTON

63105

AREA CODE

314

NUMBER

480-1400

2(a) NAME OF PERSON FOR WHOSE ACCOUNT THE SECURITIES ARE TO BE SOLD

(b) RELATIONSHIP TO ISSUER

CITY

STATE

ZIP CODE

Peters Valerie A

Executive Officer

Olin Corporation

190 Carondelet Plz, Ste 1530

Clayton

63105

INSTRUCTION: The person filing this notice should contact the issuer to obtain the I.R.S. Identification Number and the S.E.C. File Number.

3 (a)

(b)

sec use only

(c)

(d)

(e)

(f)

(g)

Title of the
Class of
Securities
to be Sold

Name and Address of Each Broker Through Whom the
Securities are to be Offered or Each Market Maker
who is Acquiring the Securities

Broker-Dealer File Number

Number of Shares

or Other Units

to be Sold

(See instr. 3(c))

Aggregate Market

Value

(See instr. 3(d))

Number of Shares

or Other Units

Outstanding

(See instr. 3(e))

Approximate Date of Sale

(See instr. 3(f))

(MO. DAY YR.)

Name of Each

Securities

Exchange

(See instr. 3(g))

Common Stock

Georgeson Securities Corporation

144 Fernwood Avenue

Edison, NJ 08837

24,600

$1,100,580

159,442,294

05-12-2021

NYSE

INSTRUCTIONS:

1. (a) Name of issuer

(b) Issuer’s I.R.S. Identification Number

(d) Issuer’s address, including zip code

(e) Issuer’s telephone number, including area code

2. (a) Name of Person for whose account the securities are to be sold

(b) Such person’s relationship to the issuer (e.g., officer, director, 10% stockholder, or member of immediate family of any of the foregoing)

3. (a) Title of the class of securities to be sold

(b) Name and address of each broker through whom the securities are intended to be sold

(d) Aggregate market value of the securities to be sold as of a specified date within 10 days prior to the filing of this notice

(e) Number of shares or other units of the class outstanding, or if debt securities the face amount thereof outstanding, as shown by the most recent report or statement published by the issuer

(f) Approximate date on which the securities are to be sold

(g) Name of each securities exchange, if any, on which the securities are intended to be sold

Potential persons who are to respond to the collection of information contained in this form are not

required to respond unless the form displays a currently valid OMB control number.

SEC 1147 (08-07)

TABLE I – SECURITIES TO BE SOLD

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

Title of the Class

Date you

Acquired

Nature of Acquisition Transaction

Name of Person from Whom Acquired

(If gift, also give date donor acquired)

Amount of Securities Acquired

Date of Payment

Nature of Payment

Common Stock

05-12-21

Exercise of Employee Stock Options Granted on 02-18-2020 and Vested on 02-18-2021

Olin Corporation

24,600

05-12-21

None

INSTRUCTIONS:

If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

TABLE II – SECURITIES SOLD DURING THE PAST 3 MONTHS

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

Name and Address of Seller

Title of Securities Sold

Date of Sale

Amount of Securities Sold

Gross Proceeds

NONE

REMARKS:


INSTRUCTIONS:			ATTENTION: The person for whose account the securities to which this notice
See the definition of “person” in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.			relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
05/12/2021 DATE OF NOTICE _____________________________ DATE OF PLAN ADOPTION OR GIVING OF INSTRUCTION, IF RELYING ON RULE 10B5-1			SIGNATURE /s/ Valerie A Peters The notice shall be signed by the person for whose account the securities are to be sold. At least one copy of the notice shall be manually signed. Any copies not manually signed shall bear typed or printed signatures.


ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

SEC 1147 (02-08)