Twist Bioscience Insider Cho Files Form 4 on March 24, 2026

TL;DR

**Insider Dennis Cho filed a Form 4 for Twist Bioscience, signaling a change in his holdings.**

AI Summary

Dennis Cho, an insider at Twist Bioscience Corp, filed a Form 4 on March 24, 2026, indicating a change in his beneficial ownership of the company's securities. While the filing details aren't fully provided, a Form 4 typically reports transactions like stock sales, purchases, or option exercises. This matters to investors because insider activity can signal management's confidence (or lack thereof) in the company's future prospects, potentially influencing stock price.

Why It Matters

Insider trading activity, as reported in a Form 4, can provide clues about how those closest to the company view its value and future, which can impact investor sentiment and stock performance.

Risk Assessment

Risk Level: low — This filing is purely informational and does not inherently pose a direct financial risk, but rather provides data for investors to analyze.

Analyst Insight

A smart investor would look for the full details of this Form 4 to understand the nature of Dennis Cho's transactions (e.g., buy, sell, option exercise) and then analyze the context of those transactions to gauge potential implications for Twist Bioscience's stock.

Key Players & Entities

• Cho Dennis (person) — Reporting insider
• Twist Bioscience Corp (company) — Issuer of securities
• 0001883451 (person) — CIK for Cho Dennis
• 0001581280 (company) — CIK for Twist Bioscience Corp

FAQ

Filing Documents

• marketforms-72711.html (4)
• marketforms-72711.xml (4) — 4KB
• 0001214659-26-003723.txt ( ) — 5KB

From the Filing

SEC FORM 4 SEC Form 4 FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 * Cho Dennis (Last) (First) (Middle) C/O TWIST BIOSCIENCE CORPORATION 681 GATEWAY BLVD (Street) SOUTH SAN FRANCISCO CALIFORNIA 94080 (City) (State) (Zip) UNITED STATES (Country) 2. Issuer Name and Ticker or Trading Symbol Twist Bioscience Corp [ TWST ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) See Remarks 2a. Foreign Trading Symbol 3. Date of Earliest Transaction (Month/Day/Year) 03/20/2026 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 03/20/2026 S 354 (1) D $ 43.7864 137,903 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. Represents the number of shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Restricted Stock Units. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax withholding obligation to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person. Remarks: Senior Vice President, Chief Legal Officer & Corporate Secretary /s/ Kendra Fox, as Attorney-in-Fact for Dennis Cho 03/24/2026 ** 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)

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View this 4 filing on SEC EDGAR