Transaction · 0001214659-26-011556

Leproust Emily M.

Leproust Emily M., CEO, reported an open-market or private sale at Twist Bioscience Corp involving 2302.000000 shares for an estimated $282280.45. Reported holdings after the transaction were 768427.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market sellSEC transaction code SCEO
TWSTTwist Bioscience Corp
Trade date
Sep 08, 2026
Filing date
Sep 10, 2026
View on SEC Insider profile
Estimated value-$282kShares × reported price
Shares traded2.30k$122.62 per share
Holdings after768kDirect
% of reported position traded0.3%This security and ownership context
How reported position traded is calculated

Shares sold ÷ (holdings after + shares sold). Estimated position before: 770,729 shares.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

TWST price since this filing

Daily closing prices, with the filing date and available return windows
TWST · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago -8.8%1w ago +4.1%1d ago -1.7%
Returns since7d +22.6%30d +26.0%90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0001214659-26-011556
Common Stock
Transaction date
Sep 08, 2026
Filed Sep 10, 2026, 08:00 PM · 2d delay
Shares
2,302 sh
$122.62 per share
Estimated value
-$282k
Computed from shares × price
Holdings after
768,427 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Cluster Selling Direct Ownership
Filing-only score

+10 points

Compact filing score computed from stored Form 4 facts. Version v1.

Positive filing signal

This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.

How this score is calculated
  • direct_ownership+6 points

    direct_or_indirect_ownership = D

    Direct ownership reports the insider's personal stake.
  • timely_filing+4 points

    reporting_delay_days = 2

    Filing reported within two business days of the transaction.
Read the scoring methodology

Signed filing-only points, not a probability or expected return. Version v1.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Chief Executive Officer

Officer YesDirector Yes10% NoOther No
Footnotes & amended
  1. 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 t…

  2. F2

    The option is immediately exercisable. 25% of the shares subject to the option vested on September 1, 2016 and 1/48th of the shares subject to the option vest on each monthly anniversary thereafter,…

  3. F3

    The option is immediately exercisable. 10% of the shares subject to the option vested on September 28, 2017, 15% of the shares subject to the option vested on September 28, 2018, and 1/48th of the sha…

  4. F4

    20% of the shares subject to the option vested and became exercisable on October 31, 2019 and 1/60th of the shares subject to the option vest and become exercisable on each monthly anniversary thereaf…

  5. F5

    25% of the shares subject to the option vested on October 24, 2020, and 1/48th of the shares subject to the option vest on each monthly anniversary thereafter, subject to the Reporting Person's contin…

  6. F6

    Represents performance stock options granted to the reporting person on September 1, 2020, that vested and became exercisable on December 19, 2022 as a result of the reporting person having met the ap…

Original filing · 0001214659-26-011556
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