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Insider Trading Arrangements
 3 Months Ended
Sep. 30, 2025
shares
Trading Arrangements, by Individual  
Material Terms of Trading Arrangement

Adoption of 10b5-1 Trading Plans by Our Officers and Directors

Barry H. Golsen, Member of the Board of Directors

On September 4, 2025, Barry H. Golsen, a member of our board of directors, entered into Rule 10b5-1 trading plans for the benefit of certain trusts of which he is the trustee, that are intended to satisfy the affirmative defense of Rule 10b5-1(c) and provide that Mr. Golsen, acting through a broker, may sell up to an aggregate of 582,172 shares of our common stock, subject to adjustments for stock splits, stock combinations, stock dividends and other similar changes to our common stock. Sales of shares under the plans may only occur from December 4, 2025 to December 1, 2027. The plans are scheduled to terminate on December 1, 2027, subject to earlier termination upon the sale of all shares subject to the applicable plan or the expiration of all sale orders under the plan, upon termination by Mr. Golsen or the broker, or as otherwise provided in the plans.

Other than as described above, during the three months ended September 30, 2025, none of the Company’s directors or executive officers adopted or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408(a) of Regulation S-K.
Rule 10b5-1 Arrangement Adopted false
Non-Rule 10b5-1 Arrangement Adopted false
Rule 10b5-1 Arrangement Terminated false
Non-Rule 10b5-1 Arrangement Terminated false
Barry H Golsen [Member]  
Trading Arrangements, by Individual  
Name Barry H. Golsen
Title board of directors
Rule 10b5-1 Arrangement Adopted true
Adoption Date September 4, 2025
Rule 10b5-1 Arrangement Terminated true
Termination Date December 1, 2027
Arrangement Duration 728 days
Aggregate Available 582,172