Investor Resources

Olin’s ticker symbol is OLN, and Olin has been listed on the New York Stock Exchange since 1917.

Click here to download Form 8937 and instructions to determine the cost basis of the Olin shares you received as a result of the tendering your Dow shares.

The CUSIP number for Olin common stock is 680665205.

You may purchase shares of Olin stock through any stockbroker/dealer agent. At this time, Olin does not offer a direct purchase program.

Yes, Olin currently pays a stock dividend.

Yes. Please click here to Request Investor Material to obtain information on the dividend reinvestment plan for Olin.

Owners of Olin stock should contact their stockbroker/dealer agent or Olin’s stock transfer agent, EQ Shareowner Services, for questions regarding their stock certificates.

Effective January 25, 2010, EQ Shareowner Services became Olin’s transfer agent and registrar.
Please use the following information to contact EQ Shareowner Services with any questions you may have concerning your Olin common stock:For written inquires:

EQ Shareowner Services
PO Box 64874
St.Paul, MN 55164-0874

or

EQ Shareowner Services
1110 Centre Pointe Curve, Suite 101
MAC N9173-010
Mendota Heights, MN 55120

By Phone: (800) 468-9716 or (651) 450-4064

Online: www.shareowneronline.com/UserManagement/ContactUs

Olin’s Transfer Agent, EQ, can provide answers to the following questions:

• Number of shares owned
• Share issued dates
• Outstanding certificates
• Certificate cancelation
• Cost basis of shares
• Share transfer information
• Validity of old stock certificates
• Finding or replacing stock certificates
• Last dividend payments
• Copy of form W-9
• Accessing account online
• Change name on
• Add a joint tenant to my account
• Changing my address
• Transferring shares from a deceased relative
• Transferring shares to someone else include a broker
• Signing up for ACH
• Replacement of a lost dividend check
• Signing up for dividend reinvestment
• Purchasing or selling shares

If you are a registered shareholder of Olin stock, you may be able to obtain information on your account by contacting EQ Shareowner Services by telephone toll free at (800) 468-9716 or (651) 450-4064, or online at www.shareowneronline.com/UserManagement/ContactUs.

A registered shareholder holds shares of stock directly in their name, in certificate or in book-entry form, and is listed on the records of a corporation as owner of the corporation’s stock. A beneficial shareholder holds the shares of a corporation in the name of a stockbroker/dealer agent, custodian, or bank nominee but enjoys the benefits of ownership that a registered shareholder would have.

You can hold them in safekeeping or send them to EQ Shareowner Services, which will hold them for you in safekeeping or will hold them via book entry or direct registration at your request. Address to:

EQ Shareowner Services
PO Box 64874
St. Paul, MN 55164-0874

When sending certificates we recommend that you use certified or registered mail insured for two percent of their value.

1099-DIVs will be attached to the last dividend check paid each year by Olin’s transfer agent and registrar. They are mailed out to registered shareholders by EQ Shareowner Services. Registered shareholders who need duplicate copies after January 31 should contact EQ Shareowner Services by telephone toll free at (800) 468-9716 or (651) 450-4064 or online at www.shareowneronline.com/UserManagement/ContactUs.

For historical stock price information please visit our Stock Quote page.

Please click Olin Dividends to view the quarterly common dividend rate per share since June 1969.

Please click Olin spin-offs to view which companies were spun off during Olin’s history and information relating to those spin-offs.

Olin has had three stock splits:

1. Reverse 1 for 2 split on May 31, 1974
2. 2-for-1 stock split on September 9, 1977
3. 2-for-1 stock split on October 30, 1996

Refer to the calendar on the Investors page.