Absci CLO granted RSUs and stock options

Absci Corp Chief Legal Officer Shelby J. Walker reported compensation-related equity awards and tax withholding transactions.

Rhea-AI Filing Summary

Absci Corp Chief Legal Officer Shelby J. Walker reported compensation-related equity awards and tax withholding transactions. On March 2, 2026, Walker received 90,300 shares of Common Stock in the form of Restricted Stock Units under the 2021 plan, which will vest in three substantially equal annual installments starting on March 1, 2027, subject to continued service. On the same date, Walker was granted a stock option for 356,300 shares of Common Stock at an exercise price of $2.80 per share, also vesting in three substantially equal annual installments beginning on March 1, 2027. On March 3, 2026, 9,825 shares of Common Stock were withheld by Absci to cover tax obligations from RSU vesting, which the filing states was not a discretionary trade. Following these transactions, Walker directly owned 139,775 shares of Common Stock.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider Walker Shelby J.

Role Chief Legal Officer

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	9,825	$2.80	$28K
Grant/Award	Stock Option (right to buy)	356,300	$0.00	$0.00
Grant/Award	Common Stock	90,300	$0.00	$0.00

Holdings After Transaction: Stock Option (right to buy) — 356,300 contracts (Direct); Common Stock — 139,775 shares (Direct)

Footnotes (3)

1. F1. The shares reported in this transaction represent Restricted Stock Units ("RSUs") issued under the Absci Corporation 2021 Stock Option and Incentive Plan. The RSUs shall vest and be settled in three substantially equal annual installments with the first such annual installment vesting on March 1, 2027, subject to the Reporting Person's continuous service to the Issuer on each such date.
2. F2. Amount reported represents the number of shares withheld by the Issuer to cover the tax withholding obligation in connection with the vesting of these restricted stock units and does not represent a discretionary trade by the reporting person.
3. F3. The shares subject to this option shall vest and become exercisable over a three year period, in substantially equal annual installments with the first such installment vesting on March 1, 2027, subject to the Reporting Person's continuous service to the Issuer on each such date.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider equity awards did Absci (ABSI) grant to its Chief Legal Officer?

Absci granted Chief Legal Officer Shelby J. Walker 90,300 Restricted Stock Units and a stock option for 356,300 shares at $2.80 per share. Both awards vest in three equal annual installments starting March 1, 2027, subject to continued service.

How do Shelby J. Walker’s new RSUs at Absci (ABSI) vest over time?

Walker’s 90,300 Restricted Stock Units vest in three substantially equal annual installments beginning March 1, 2027. Each installment requires continuous service with Absci through the applicable vesting date before shares are settled as Common Stock.

What are the key terms of the stock option granted to Absci (ABSI) CLO?

The stock option covers 356,300 shares of Absci Common Stock with a $2.80 exercise price. It vests over three years in substantially equal annual installments starting March 1, 2027, contingent on Walker’s continuous service through each vesting date.

Why were 9,825 Absci (ABSI) shares disposed of in Shelby Walker’s Form 4/A?

The 9,825 shares were withheld by Absci to cover tax obligations from RSU vesting and are classified as a tax-withholding disposition. The filing specifies this does not represent a discretionary trade or open-market sale by Shelby J. Walker.

How many Absci (ABSI) Common Stock shares does Shelby J. Walker hold after these transactions?

After the reported RSU grant and tax withholding, Shelby J. Walker directly holds 139,775 shares of Absci Common Stock. This figure reflects his ownership following the 9,825-share withholding for taxes related to the vesting of restricted stock units.

Under which plan were the RSUs granted to Absci (ABSI) Chief Legal Officer?

The Restricted Stock Units were granted under the Absci Corporation 2021 Stock Option and Incentive Plan. The RSUs will vest and settle in three substantially equal annual installments starting March 1, 2027, provided Shelby J. Walker remains in continuous service.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 03/16/2026 - 06:56 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Walker Shelby J.

(Last) (First) (Middle)

C/O ABSCI CORPORATION

18105 SE MILL PLAIN BLVD

(Street)

VANCOUVER WA 98683

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Absci Corp [ ABSI ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Legal Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/02/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)
03/04/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/02/2026		A		90,300(1)	A	$0	149,600	D
Common Stock	03/03/2026		F		9,825(2)	D	$2.8	139,775	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (right to buy)	$2.8	03/02/2026		A		356,300(3)		(3)	03/01/2036	Common Stock	356,300	$0	356,300	D

Explanation of Responses:

1. The shares reported in this transaction represent Restricted Stock Units ("RSUs") issued under the Absci Corporation 2021 Stock Option and Incentive Plan. The RSUs shall vest and be settled in three substantially equal annual installments with the first such annual installment vesting on March 1, 2027, subject to the Reporting Person's continuous service to the Issuer on each such date.

2. Amount reported represents the number of shares withheld by the Issuer to cover the tax withholding obligation in connection with the vesting of these restricted stock units and does not represent a discretionary trade by the reporting person.

3. The shares subject to this option shall vest and become exercisable over a three year period, in substantially equal annual installments with the first such installment vesting on March 1, 2027, subject to the Reporting Person's continuous service to the Issuer on each such date.

Remarks:

This Form 4/A amends the Form 4 filed on March 4, 2026 to correct the expiration date of the option previously reported. The original filing inadvertently reported the expiration date as February 29, 2036. The expiration date is hereby corrected to reflect March 1, 2036. The reported transaction was exempt pursuant to Rule 16b-3 under the Securities Exchange Act of 1934. The Form 4 is otherwise unchanged.

	/s/ Shelby Walker	03/16/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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