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Insider Trading Arrangements

3 Months Ended

Mar. 31, 2025

shares

Trading Arrangements, by Individual

Material Terms of Trading Arrangement

Name (Title)	Action Taken (Date of Action)	Type of Trading Arrangement	Nature of Trading Arrangement	Duration of Trading Arrangement	Aggregate Number of Securities
Elizabeth A. Mora (Director)	Adoption (February 19, 2025)	Rule 10b5-1 trading arrangement	Sale	Until March 3, 2026, or such earlier date upon which all transactions are completed or expire without execution	Up to 1,200 shares
David P. Henry (Executive Vice President, Operations and Corporate Marketing)	Adoption (March 12, 2025)	Rule 10b5-1 trading arrangement	Sale	Until January 30, 2026, or such earlier date upon which all transactions are completed or expire without execution	Up to 7,000 shares
James A. Schreiner (Executive Vice President and Chief Operating Officer, Materials Solutions Division)	Adoption (March 12, 2025)	Rule 10b5-1 trading arrangement	Sale	Until October 23, 2025, or such earlier date upon which all transactions are completed or expire without execution	A number of shares with a value equal to up to $300,000

Elizabeth A

Trading Arrangements, by Individual

Name

Elizabeth A

Title

Director

Rule 10b5-1 Arrangement Adopted

true

Adoption Date

(February 19, 2025

Expiration Date

March 3, 2026

Arrangement Duration

377 days

Aggregate Available

1,200

Nature of Trading Arrangement

Sale

Duration of Trading Arrangement

Until March 3, 2026, or such earlier date upon which all transactions are completed or expire without execution

David P. Henry

Trading Arrangements, by Individual

Name

David P. Henry

Title

Executive Vice President, Operations and Corporate Marketing

Rule 10b5-1 Arrangement Adopted

true

Adoption Date

(March 12, 2025

Expiration Date

January 30, 2026

Arrangement Duration

324 days

Aggregate Available

7,000

Nature of Trading Arrangement

Sale

Duration of Trading Arrangement

Until January 30, 2026, or such earlier date upon which all transactions are completed or expire without execution

James A. Schreiner

Trading Arrangements, by Individual

Name

James A. Schreiner

Title

Executive Vice President and Chief Operating Officer, Materials Solutions Division

Rule 10b5-1 Arrangement Adopted

true

Adoption Date

(March 12, 2025

Expiration Date

October 23, 2025

Arrangement Duration

225 days

Aggregate Available

300,000

Nature of Trading Arrangement

Sale

Duration of Trading Arrangement

Until October 23, 2025, or such earlier date upon which all transactions are completed or expire without execution

X

- References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-K
-Number 229
-Section 408
-Subsection a
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