Twist Bioscience (NASDAQ: TWST) CFO sells shares to cover taxes
Rhea-AI Filing Summary
Twist Bioscience Corp (TWST) reported that its Chief Financial Officer, Adam Laponis, sold 1,965 shares of common stock on 2026-08-21 at $139.066 per share. The company states these shares were sold to cover tax withholding obligations upon vesting of Restricted Stock Units, under a mandated "sell to cover" arrangement rather than a discretionary trade. After this tax-related sale, Laponis directly holds 108,633 shares of Twist Bioscience common stock, which include shares acquired through the company’s Employee Stock Purchase Plan.
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Insights
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Insider Trade Summary
Net Seller: 1,965 shares
Net Sell
1 txn
Insider
Laponis Adam
Role
Chief Financial Officer
Sold
1,965 shs ($273K)
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Sale | Common Stock F1, F2 | 1,965 | $139.066 | $273K |
Holdings After Transaction:
Common Stock — 108,633 shares (Direct)
Footnotes (2)
- F1. 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.
- F2. Includes shares that were acquired under the Issuer's Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).
Key Figures
Shares sold: 1,965 shares of Common Stock
Sale price per share: $139.066 per share
Shares held after transaction: 108,633 shares
+1 more
4 metrics
Shares sold
1,965 shares of Common Stock
Shares sold by CFO Adam Laponis on 2026-08-21
Sale price per share
$139.066 per share
Price received for the 1,965-share tax-related sale
Shares held after transaction
108,633 shares
Direct holdings of CFO Adam Laponis following the sale
Net shares sold in filing
1,965 shares
Net-sell direction based on transaction summary
Key Terms
Restricted Stock Units, sell to cover, Employee Stock Purchase Plan, Rule 16b-3(d), +1 more
5 terms
Restricted Stock Units financial
"in connection with the vesting of Restricted Stock Units"
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.
sell to cover financial
"funded by a "sell to cover" transaction and do not represent"
Sell to cover is when a person who receives company stock through options or awards sells just enough shares immediately to pay required taxes, exercise costs, or fees, keeping the rest. Think of it like cashing part of a bonus to cover the tax bill so you can keep the remainder. For investors, it can create predictable small selling pressure and slightly change the number of shares actually held by insiders without increasing long‑term dilution.
Employee Stock Purchase Plan financial
"acquired under the Issuer's Employee Stock Purchase Plan in a"
An employee stock purchase plan is a company program that lets workers buy shares through small payroll deductions, often at a discount to the market price and after a set offering period. Think of it like a workplace savings plan that turns into ownership: it encourages employees to share in the company’s success and can create predictable buying or selling of stock that investors watch because it affects supply, demand and employee incentives.
Rule 16b-3(d) regulatory
"exempt under both Rule 16b-3(d) and Rule 16b-3(c)."
Rule 16b-3(d) is a narrow SEC safe-harbor that shields company insiders (officers, directors and large shareholders) from liability for short‑swing profits when their buys or sells of company stock are made under a pre-established, written plan or contract that removes the insider’s ability to time trades. For investors, this matters because it permits predictable, automated insider transactions — like scheduled sales for diversification or payroll withholding — without triggering forced disgorgement, so such planned trades are treated differently from opportunistic insider trading.
Rule 16b-3(c) regulatory
"exempt under both Rule 16b-3(d) and Rule 16b-3(c)."
An SEC rule that lets corporate insiders avoid automatic "short‑swing" profit recovery when they buy or sell their company’s stock under a pre‑approved, written plan that meets specific conditions. For investors, it matters because it clarifies when insider trades are treated as routine, reducing legal uncertainty and helping distinguish trades made for ordinary compensation or pre‑planned reasons from those that might signal opportunistic or timely insider advantage.
FAQ
What did TWST CFO Adam Laponis report on this Form 4?
He reported a sale of 1,965 shares of Twist Bioscience common stock on 2026-08-21 at $139.066 per share, leaving him with 108,633 shares held directly after the transaction.
AI-generated analysis. How Rhea-AI works. Not financial advice.
