Absci (ABSI) Chief Innovation Officer has shares withheld for RSU tax obligations

Rhea-AI Filing Summary

Absci Corp Chief Innovation Officer Andreas Busch reported a tax-related share disposition in a Form 4. On March 3, 2026, 1,257 shares of common stock at $2.80 per share were withheld by Absci to cover tax obligations from vesting restricted stock units. This reduced his directly held stake to 321,446 shares. According to the footnote, this was not a discretionary trade but an automatic tax-withholding transaction.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Busch Andreas

Role Chief Innovation Officer

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	1,257	$2.80	$4K

Holdings After Transaction: Common Stock — 321,446 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

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^*

Busch Andreas

(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 Innovation Officer

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

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

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	03/03/2026		F		1,257(1)	D	$2.8	321,446	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

Explanation of Responses:

1. 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.

Remarks:

	/s/ Shelby Walker, attorney-in-fact	03/04/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Absci (ABSI) report for Andreas Busch?

Absci reported a tax-withholding share disposition for Andreas Busch. The company withheld 1,257 common shares upon RSU vesting to satisfy tax obligations, rather than Busch executing an open-market trade.

How many Absci (ABSI) shares were withheld for Andreas Busch’s taxes?

Absci withheld 1,257 common shares for Andreas Busch. These shares covered tax liabilities arising from the vesting of restricted stock units, as disclosed in the Form 4 footnote, and did not represent a discretionary sale by him.

At what price were the withheld Absci (ABSI) shares valued in the Form 4?

The withheld Absci shares were valued at $2.80 per share. This valuation applied to the 1,257 common shares used to satisfy Andreas Busch’s tax-withholding obligation tied to vesting restricted stock units.

How many Absci (ABSI) shares does Andreas Busch hold after this transaction?

After the tax-withholding transaction, Andreas Busch directly holds 321,446 Absci common shares. This figure reflects his position following the automatic withholding of 1,257 shares to cover tax obligations on vested restricted stock units.

Was Andreas Busch’s Absci (ABSI) Form 4 transaction an open-market sale?

The Form 4 transaction was not an open-market sale. The shares were withheld by Absci to cover tax liabilities from restricted stock unit vesting, a non-discretionary tax-withholding disposition rather than a voluntary sale by Andreas Busch.

What role does Andreas Busch hold at Absci (ABSI) in this Form 4 filing?

In this Form 4 filing, Andreas Busch is identified as Absci’s Chief Innovation Officer. The reported transaction involves common shares withheld by the company to satisfy his tax obligations from vesting restricted stock units.