Twist Bioscience Insider Trades

TWST

Track insider trading activity from Twist Bioscience executives and directors. See which insiders are buying and selling TWST stock.

Trades Last 12 Months

TWST Price

All Insider Trades for Twist Bioscience

Sort by: Latest Trade Biggest Holding
Insider
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price
Laponis Adam Chief Financial Officer
Holding Value $15M 98,114 shares
Last Trade
Oct 09, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$385k 2,462 shares
$156.30
$152.78
Leproust Emily M. Chief Executive Officer
Holding Value $86.4M 565,468 shares
Last Trade
Oct 05, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$919k 4,548 shares
$202.14
$152.78
Green Paula SVP Of Human Resources
Holding Value $16.3M 106,632 shares
Last Trade
Oct 02, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$1.91M 10,088 shares
$188.88
$152.78
Finn Patrick John President And COO
Holding Value $28.3M 185,088 shares
Last Trade
Oct 02, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$4.86M 25,714 shares
$188.88
$152.78
Werner Robert F. Chief Accounting Officer
Holding Value $6.56M 42,917 shares
Last Trade
Oct 02, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$280k 1,482 shares
$188.88
$152.78
Cho Dennis See Remarks
Holding Value $9.75M 63,789 shares
Last Trade
Oct 02, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$1.8M 9,514 shares
$188.88
$152.78
Blake Katryn Director
Holding Value $2.63M 17,208 shares
Last Trade
Aug 12, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$275k 2,240 shares
$122.88
$152.78
Chess Robert Director
Holding Value $6.03M 39,501 shares
Last Trade
Aug 07, 2026 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$2.13M 18,417 shares
$115.67
$152.78
Holding Value $3.4M 22,222 shares
Last Trade
May 28, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$170k 2,500 shares
$68.00
$152.78
Johannessen Jan Director
Holding Value $1.57M 10,304 shares
Last Trade
May 12, 2026 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$671k 12,000 shares
$55.95
$152.78
Werner Robert F. Chief Accounting Officer
Holding Value $7.59M 49,674 shares
Last Trade
May 08, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$282k 4,961 shares
$56.88
$152.78
Chess Robert Director
Holding Value $2.81M 18,417 shares
Last Trade
Mar 17, 2026 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$473k 10,000 shares
$47.28
$152.78
Crandell Keith Director
Holding Value $4.21M 27,571 shares
Last Trade
Feb 05, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$240k 5,095 shares
$47.10
$152.78
Blake Katryn Director
Holding Value $2.97M 19,448 shares
Last Trade
Feb 05, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$240k 5,095 shares
$47.10
$152.78
Chan Nelson Director
Holding Value $5.08M 33,251 shares
Last Trade
Feb 05, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$240k 5,095 shares
$47.10
$152.78
Ragusa Robert P Director
Holding Value $4.43M 28,983 shares
Last Trade
Feb 05, 2026 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$240k 5,095 shares
$47.10
$152.78
Chan Nelson C Director
Holding Value $4.3M 28,156 shares
Last Trade
Feb 05, 2025 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$240k 4,472 shares
$53.66
$152.78
Banyai William See Remark
Holding Value $52.7M 345,188 shares
Last Trade
May 03, 2024 Sale (Open Market)Shares sold on the open market or in a private sale.
$29.6k 798 shares
$37.13
$152.78
Mai Xiaoying Director
Holding Value $4.74M 31,057 shares
Last Trade
Feb 06, 2024 Purchase (Award)Shares received as a grant, bonus, or other company award rather than an open-market purchase.
$215k 5,815 shares
$36.97
$152.78
Thorburn James M Chief Financial Officer
Holding Value $13.2M 86,334 shares
Last Trade
Jan 02, 2024 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$14.1k 382 shares
$36.86
$152.78

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