Absci CFO has 8,320 shares withheld for taxes

CFO Zachariah Jonasson’s tax withholding from vested RSUs reduced his shares by 8,320, leaving him with 483,144 common shares.

Rhea-AI Filing Summary

Absci Corp (ABSI) reported that officer Zachariah Jonasson, CFO / CBO, had 8,320 shares of common stock withheld on 2026-08-31 to cover a tax withholding obligation related to the vesting of restricted stock units. This was a non-discretionary tax-withholding disposition, and Jonasson now directly holds 483,144 common shares.

Insider Trade Summary

Tax Withholding: 8,320 shares

Tax Withholding 1 txn

Insider Jonasson Zachariah

Role CFO / CBO

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock F1	8,320	$8.71	$72K

Holdings After Transaction: Common Stock — 483,144 shares (Direct)

Footnotes (1)

1. F1. 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.

Key Figures

Shares withheld for taxes: 8,320 shares Withholding price per share: $8.71 per share Shares held after transaction: 483,144 shares

3 metrics

Shares withheld for taxes 8,320 shares Common stock withheld on 2026-08-31 to cover tax withholding for RSU vesting

Withholding price per share $8.71 per share Price applied to 8,320 ABSI common shares withheld for tax obligations

Shares held after transaction 483,144 shares Direct ABSI common stock holdings of Zachariah Jonasson following the transaction

Key Terms

restricted stock units, withheld, tax withholding obligation

3 terms

restricted stock units financial

"in connection with the vesting of these restricted stock units and does not"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

withheld financial

"represents the number of shares withheld by the Issuer to cover the tax"

tax withholding obligation financial

"withheld by the Issuer to cover the tax withholding obligation in connection"

FAQ

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

What transaction did ABSI executive Zachariah Jonasson report on this Form 4?

He reported that 8,320 ABSI common shares were withheld on 2026-08-31 to satisfy a tax withholding obligation arising from RSU vesting. This was coded as an F transaction, not a discretionary market trade.

At what price were the ABSI shares withheld on Zachariah Jonasson’s Form 4?

The shares were withheld at a price of $8.71 per ABSI share, according to the Form 4 transaction data for the 8,320 withheld common shares on 2026-08-31.

How many ABSI shares does Zachariah Jonasson hold after this Form 4 transaction?

After the tax-withholding disposition, Zachariah Jonasson directly holds 483,144 ABSI common shares, as reported in the Form 4’s post-transaction holdings field.

Was the ABSI Form 4 transaction by Zachariah Jonasson a discretionary sale?

No. A footnote states the 8,320 shares represent shares withheld by Absci Corp to cover tax withholding on RSU vesting and do not represent a discretionary trade by Zachariah Jonasson.

What does transaction code F mean in the ABSI Form 4 for Zachariah Jonasson?

Transaction code F indicates a payment of tax liability or exercise price by delivering or withholding securities. Here it specifically reflects tax withholding on vested RSUs rather than an open-market purchase or sale.

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

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Available on EDGAR 09/01/2026 - 05:33 PM EDT Accepted by SEC EDGAR 09/01/2026 - 05:32 PM EDT 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^*

Jonasson Zachariah

(Last) (First) (Middle)

C/O ABSCI CORPORATION

18105 SE MILL PLAIN BLVD

(Street)

VANCOUVER WASHINGTON 98683

(City) (State) (Zip)

UNITED STATES

(Country)

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)
	CFO / CBO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/31/2026

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

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

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

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	08/31/2026		F		8,320(1)	D	$8.71	483,144	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	09/01/2026
	** 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.
* Form 4: SEC 1474 (03-26)