Ginkgo Bioworks officer proposes $191K share sale

The notice attributes the shares to restricted stock vesting and says the sale includes an amount to cover a resulting tax obligation.

Rhea-AI Filing Summary

Ginkgo Bioworks Holdings, Inc. is the issuer on a Form 144 notice for a proposed sale of 18,803 Class A shares for Canton Barry’s account; the form identifies Canton Barry as an officer. The approximate sale date is October 19, 2026, with Fidelity Brokerage Services LLC listed as broker and NYSE as the exchange. The shares are shown as acquired through restricted stock vesting on October 16, 2026, and the remarks say the sale includes an amount necessary to cover a tax obligation resulting from settlement of a vested equity award distribution. Wade Moss signed as Fidelity’s authorized representative and attorney-in-fact for Bartholomew Canton.

Key Figures

Shares proposed for sale: 18,803 Class A shares Aggregate market value: $190,711.31 Shares outstanding: 55,383,808 shares

3 metrics

Shares proposed for sale 18,803 Class A shares Approximate sale date: October 19, 2026

Aggregate market value $190,711.31 Securities listed for sale

Shares outstanding 55,383,808 shares Outstanding-share count listed in the sale details

Key Terms

Rule 144, Restricted Stock Vesting, attorney-in-fact

3 terms

Rule 144 regulatory

"definition of “person” in paragraph (a) of Rule 144"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Restricted Stock Vesting financial

"Restricted Stock Vesting"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

attorney-in-fact technical

"as attorney-in-fact for Bartholomew Canton"

An attorney-in-fact is the person or entity given legal authority through a power of attorney to act on behalf of another for specific tasks, such as signing documents, voting shares, or handling transactions. For investors, this matters because it lets a trusted representative make timely decisions or complete paperwork when the owner cannot, much like handing keys to someone to run errands on your behalf—so checks on scope and limits of that authority are important.

FAQ

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

How many DNA shares does the Form 144 notice cover?

The notice covers a proposed sale of 18,803 Class A shares for the account of Canton Barry, identified as an officer of Ginkgo Bioworks Holdings, Inc.

How were the DNA shares acquired, and what tax obligation is mentioned?

The shares are listed as acquired through restricted stock vesting on October 16, 2026. The remarks say the sale includes an amount necessary to cover a tax obligation resulting from settlement of a vested equity award distribution.

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

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Available on EDGAR 10/19/2026 - 03:47 PM EDT Accepted by SEC EDGAR 10/19/2026 - 03:47 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001882756
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Ginkgo Bioworks Holdings, Inc.
SEC File Number	001-40097
Address of Issuer	27 DRYDOCK AVENUE 8TH FLOOR BOSTON MASSACHUSETTS 02210
Phone	(877) 442-5362
Name of Person for Whose Account the Securities are To Be Sold	Canton Barry
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Class A	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	18803	190711.31	55383808	10/19/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Class A	10/16/2026	Restricted Stock Vesting	Issuer			18803	10/16/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks	Sale includes an amount necessary to cover a tax obligation resulting from the settlement of a vested equity award distribution.
Date of Notice	10/19/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Bartholomew Canton
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)