Officer files planned resale; TWST (NASDAQ: TWST) lists multiple May 2026 sales

Rhea-AI Filing Summary

TWST reports proposed resale of 232 shares of common stock under a Rule 144 notice. The filing lists the securities as issued for Restricted Stock Vesting on 06/05/2026 and attributed to compensation.

The filing also discloses past sales by Robert F. Werner: 164 shares for $9,372.40 on 05/04/2026, 4,961 shares for $282,186.64 on 05/08/2026, 688 shares for $36,640.54 on 05/21/2026, and 800 shares for $49,987.20 on 05/26/2026.

Insights

Securities Counsel

Form 144 notifies the market of a planned resale of restricted shares and lists recent small sales.

The filing states a proposed sale of 232 shares associated with Restricted Stock Vesting on 06/05/2026. Rule 144 notices are procedural disclosures to satisfy resale conditions.

Recent dispositions by Robert F. Werner are listed with exact dates and proceeds; these entries document prior market sales but do not on their own indicate additional planned volumes or proceeds.

Key Figures

Planned resale: 232 shares Sale - 05/04/2026: 164 shares Sale - 05/08/2026: 4,961 shares +2 more

5 metrics

Planned resale 232 shares Restricted Stock Vesting on <date>06/05/2026</date>

Sale - 05/04/2026 164 shares Proceeds <money>$9,372.40</money>

Sale - 05/08/2026 4,961 shares Proceeds <money>$282,186.64</money>

Sale - 05/21/2026 688 shares Proceeds <money>$36,640.54</money>

Sale - 05/26/2026 800 shares Proceeds <money>$49,987.20</money>

Key Terms

Restricted Stock Vesting, Form 144, Rule 144 notice

3 terms

Restricted Stock Vesting regulatory

"Securities To Be Sold | Common | 06/05/2026 | 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.

Form 144 regulatory

"CONTENT METADATA indicates form_type: 144"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Rule 144 notice regulatory

"The filing lists securities to be sold and prior sales consistent with a resale notice"

A Rule 144 notice is a public filing that an insider or holder of restricted stock submits when they plan to sell shares that aren’t freely tradable yet; it lists how many shares they intend to sell and under what conditions. For investors, it matters because it signals potential insider selling and an upcoming increase in shares available to the market—similar to someone announcing a big garage sale, which can affect supply and price expectations.

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

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Available on EDGAR 06/08/2026 - 04:17 PM Accepted by SEC EDGAR 06/08/2026 - 04:16 PM Learn about SEC filing dates

FAQ

What does TWST's Form 144 report?

It reports a proposed resale of 232 shares of common stock tied to restricted stock vesting on 06/05/2026. The filing also lists recent sales by Robert F. Werner with dates and gross proceeds for each transaction.

Who sold shares recently according to the filing for TWST?

The filing lists recent sales by Robert F. Werner: 164, 4,961, 688, and 800 shares on specified May 2026 dates with reported proceeds for each sale.

How much did Robert F. Werner receive from his May 2026 sales (TWST)?

The filing shows proceeds of $9,372.40, $282,186.64, $36,640.54, and $49,987.20 for sales on 05/04/2026, 05/08/2026, 05/21/2026, and 05/26/2026 respectively.

Are the 232 shares being sold by TWST the same as the past May sales?

No. The filing separately lists a proposed resale of 232 shares tied to restricted stock vesting on 06/05/2026, while the May entries document earlier sales by Robert F. Werner with distinct dates and amounts.

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	232	16203.85	62271314	06/08/2026	NASDAQ

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 *
Common	06/05/2026	Restricted Stock Vesting	Issuer			232	06/05/2026	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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Robert F. Werner 681 Gateway Blvd South San Francisco CA 94080	Common	05/04/2026	164	9372.40
Robert F. Werner 681 Gateway Blvd South San Francisco CA 94080	Common	05/08/2026	4961	282186.64
Robert F. Werner 681 Gateway Blvd South San Francisco CA 94080	Common	05/21/2026	688	36640.54
Robert F. Werner 681 Gateway Blvd South San Francisco CA 94080	Common	05/26/2026	800	49987.20

144: Remarks and Signature

Remarks

Date of Notice

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)