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Twist Bioscience (TWST) Insider Trading & Ownership

Twist Bioscience logo
$53.66 +4.16 (+8.40%)
Closing price 04:00 PM Eastern
Extended Trading
$53.94 +0.28 (+0.51%)
As of 07:08 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.

Twist Bioscience (NASDAQ:TWST) Insider Buying and Selling Activity

Current
Insider Ownership
Percentage
3.08%
Number Of
Insiders Buying
(Last 12 Months)
0
Number Of
Insiders Selling
(Last 12 Months)
9
Amount Of
Insider Selling
(Last 12 Months)
$8.54M
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TWST Insider Buying and Selling by Quarter

Twist Bioscience Insider and Congressional Trades History

Transaction DateInsiderBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails
5/12/2026Sell12,000$56.12$673,440.00  
4/27/2026
Melissa A Starovasnik
Director
Sell500$61.83$30,915.00  
4/22/2026Sell8,061$65.29$526,302.69  
4/21/2026Sell1,610$65.01$104,666.10  
4/17/2026Sell4,000$60.00$240,000.00  
4/14/2026Sell3,000$55.00$165,000.00  
4/9/2026Sell2,597$49.89$129,564.33  
4/1/2026
Melissa A Starovasnik
Director
Sell1,000$51.00$51,000.00  
3/17/2026
Robert Chess
Robert Chess
Director
Sell10,000$47.00$470,000.00  
3/6/2026
Dennis Cho
Insider
Sell425$46.43$19,732.75  
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3/6/2026Sell2,423$46.43$112,499.89  
3/6/2026Sell935$46.43$43,412.05  
2/12/2026Sell7,000$50.00$350,000.00  
2/11/2026
Dennis Cho
Insider
Sell5,000$49.93$249,650.00  
2/6/2026Sell2,200$47.91$105,402.00  
2/4/2026Sell7,000$45.65$319,550.00  
2/3/2026
Dennis Cho
Insider
Sell1,099$46.58$51,191.42  
2/3/2026Sell5,001$46.58$232,946.58  
2/3/2026Sell1,194$46.58$55,616.52  
2/3/2026Sell175$46.58$8,151.50  
1/13/2026Sell3,000$40.00$120,000.00  
1/9/2026Sell2,738$35.26$96,541.88  
12/22/2025
Dennis Cho
Insider
Sell324$34.56$11,197.44  
12/22/2025Sell1,605$34.56$55,468.80  
12/22/2025Sell273$34.56$9,434.88  
11/3/2025
Dennis Cho
Insider
Sell1,019$32.08$32,689.52  
11/3/2025Sell4,887$32.08$156,774.96  
11/3/2025Sell1,084$32.08$34,774.72  
11/3/2025Sell160$32.08$5,132.80  
10/30/2025Sell5,517$31.44$173,454.48  
10/30/2025
Dennis Cho
Insider
Sell6,515$31.44$204,831.60  
10/30/2025Sell31,379$31.44$986,555.76  
10/30/2025Sell6,920$31.44$217,564.80  
10/30/2025Sell1,016$31.44$31,943.04  
10/9/2025Sell2,517$32.92$82,859.64  
10/8/2025Sell3,000$31.15$93,450.00  
10/6/2025Sell5,875$32.19$189,116.25  
10/6/2025
Dennis Cho
Insider
Sell3,876$32.19$124,768.44  
10/6/2025Sell31,348$32.19$1,009,092.12  
10/6/2025Sell9,724$32.19$313,015.56  
A 17-year investing experiment investigated in Dublin (Ad)

Porter Stansberry flew the Porter and Co. team 3,300 miles to Dublin to investigate a 17-year investing experiment called Project Prophet - and documented everything on film. Rooted in the laws of physics, this quantitative approach challenges conventional wealth-building wisdom. With 17 years of verified data behind it, Porter calls it unlike anything he has seen in nearly 30 years in the business.tc pixel

Watch the full investigation and decide for yourself
10/6/2025Sell2,041$32.19$65,699.79  
9/22/2025
Dennis Cho
Insider
Sell233$27.56$6,421.48  
9/22/2025Sell1,704$27.56$46,962.24  
9/22/2025Sell295$27.56$8,130.20  
9/15/2025
Dennis Cho
Insider
Sell94$25.33$2,381.02  
9/8/2025
Dennis Cho
Insider
Sell269$25.76$6,929.44  
9/8/2025Sell2,265$25.76$58,346.40  
9/8/2025Sell892$25.76$22,977.92  
9/8/2025Sell235$25.76$6,053.60  
7/9/2025Sell2,449$38.15$93,429.35  
7/2/2025
Dennis Cho
Insider
Sell125$36.19$4,523.75  
7/2/2025Sell476$36.19$17,226.44  
6/20/2025
Dennis Cho
Insider
Sell230$35.76$8,224.80  
6/20/2025Sell1,678$35.76$60,005.28  
6/20/2025Sell292$35.76$10,441.92  
5/23/2025Sell839$27.73$23,265.47  
5/21/2025Sell936$29.75$27,846.00  
5/21/2025
Dennis Cho
Insider
Sell531$29.75$15,797.25  
5/21/2025Sell2,802$29.75$83,359.50  
5/21/2025Sell1,877$29.75$55,840.75  
5/21/2025Sell632$29.75$18,802.00  
5/21/2025Sell242$29.75$7,199.50  
(Data available from 1/1/2013 forward)

TWST Insider Trading Activity - Frequently Asked Questions

The list of insiders at Twist Bioscience includes Adam Laponis, Dennis Cho, Emily M Leproust, Jan Johannessen, Melissa A Starovasnik, Patrick John Finn, Paula Green, Robert Chess, Robert F Werner, and William Banyai. Learn more on insiders at TWST.

3.08% of Twist Bioscience stock is owned by insiders. Learn more on TWST's insider holdings.

The following insiders have sold TWST shares in the last 24 months: Adam Laponis ($2,278,397.87), Dennis Cho ($1,189,549.47), Emily M Leproust ($6,661,742.30), Jan Johannessen ($778,842.00), Melissa A Starovasnik ($81,915.00), Patrick John Finn ($2,066,962.44), Paula Green ($1,592,490.25), Robert Chess ($1,228,020.60), and Robert F Werner ($594,188.52).

Insiders have sold a total of 394,750 Twist Bioscience shares in the last 24 months for a total of $16,472,108.45 sold.



This page (NASDAQ:TWST) was last updated on 5/20/2026 by MarketBeat.com Staff.
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