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Insider Trading Arrangements

3 Months Ended

Dec. 31, 2025

shares

Trading Arrangements, by Individual

Material Terms of Trading Arrangement

The following table describes for the quarterly period ended December 31, 2025, each trading arrangement for the sale or purchase of Company securities adopted or terminated by our directors and officers that is either (1) a contract, instruction or written plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) (a Rule 10b5-1 trading arrangement) or (2) a “non-Rule 10b5-1 trading arrangement” (as defined in Item 408(c) of Regulation S-K):

Name (Title)	Action Taken (Date of Action)	Type of Trading Arrangement	Nature of Trading Arrangement	Duration of Trading Arrangement	Aggregate Number of Securities
Alexandra Balcom (Chief Financial Officer)	Adoption (December 23, 2025)	Rule 10b5-1 trading arrangement	Sale	Until December 11, 2026, or such earlier date upon which all transactions are completed or expire without execution	Up to 128,000 shares of Class A common stock
Henry Pelish (Chief Scientific Officer)	Adoption (December 11, 2025)	Rule 10b5-1 trading arrangement	Sale	Until November 30, 2027, or such earlier date upon which all transactions are completed or expire without execution	Up to 116,306 shares of Class A common stock
James Porter (Chief Executive Officer)	Adoption (December 4, 2025)	Rule 10b5-1 trading arrangement	Sale	Until March 10, 2027, or such earlier date upon which all transactions are completed or expire without execution	Up to 390,000 shares of Class A common stock
Anna Protopapas (Director)	Adoption (December 7, 2025)	Rule 10b5-1 trading arrangement	Sale	Until March 31, 2027, or such earlier date upon which all transactions are completed or expire without execution	Up to 20,000 shares of Class A common stock

Rule 10B 5-1Trading Plan [Member] | Alexandra Balcom [Member]

Trading Arrangements, by Individual

Name

Alexandra Balcom

Title

Chief Financial Officer

Rule 10b5-1 Arrangement Adopted

true

Adoption Date

December 23, 2025

Expiration Date

December 11, 2026

Aggregate Available

128,000

Rule 10B 5-1Trading Plan [Member] | Henry Pelish [Member]

Trading Arrangements, by Individual

Name

Henry Pelish

Title

Chief Scientific Officer

Rule 10b5-1 Arrangement Adopted

true

Adoption Date

December 11, 2025

Expiration Date

November 30, 2027

Aggregate Available

116,306

Rule 10B 5-1Trading Plan [Member] | James Porter [Member]

Trading Arrangements, by Individual

Name

James Porter

Title

Chief Executive Officer

Rule 10b5-1 Arrangement Adopted

true

Adoption Date

December 4, 2025

Expiration Date

March 10, 2027

Aggregate Available

390,000

Rule 10B 5-1Trading Plan [Member] | Anna Protopapas [Member]

Trading Arrangements, by Individual

Name

Anna Protopapas

Title

Director

Rule 10b5-1 Arrangement Adopted

true

Adoption Date

December 7, 2025

Expiration Date

March 31, 2027

Aggregate Available

20,000

X

- References

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-Name Regulation S-K
-Number 229
-Section 408
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