InsidersTradesSigma
Total declarations
Company
▲ Purchases (1 ops.)
▼ Sales (35 ops.)
Insider track record
OtherDisclosed buys
1
Disclosed sells
35
T+90 hit rate
0%
T+90 mean return
-30.4%
Across 7 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the detailed record of transactions filed by Cho Dennis, Autre. Director active across 1 company, notably Twist Bioscience Corp. Cumulatively, 68 reports have been published. Split: 1 buy · 35 sells. Total volume traded: €1.8m. Activity tracked since 13 September 2021. The latest transaction was filed on 29 May 2026 (Cession). Regulator: SEC (Form 4). All data is free.
Declarations68 total
14,205 sharesCommon StockSEC:0001214659-26-007793:0
346 sharesCommon StockSEC:0001214659-26-007693:0
402 sharesCommon StockSEC:0001214659-26-007318:0
14,205 shares@ US$69.750.050% mcap38.5% of flowCommon StockSEC:0001214659-26-007030:0
1,642 shares@ US$53.2570.0044% mcap3.4% of flowCommon StockSEC:0001214659-26-006709:0
531 shares@ US$29.7470.6% of flowCommon StockSEC:0001214659-25-008301:0
5,000 shares@ US$32.7186.5% of flowCommon StockSEC:0001214659-25-007287:0
689 shares@ US$37.6511.0% of flowCommon StockSEC:0001214659-25-007104:0
124 shares@ US$38.7330.2% of flowCommon StockSEC:0001214659-25-005460:0
230 shares@ US$41.6760.4% of flowCommon StockSEC:0001214659-25-004684:0
92 shares@ US$40.0480.2% of flowCommon StockSEC:0001214659-25-004495:0
277 shares@ US$40.9130.5% of flowCommon StockSEC:0001214659-25-004112:0
526 shares@ US$44.1771.0% of flowCommon StockSEC:0001214659-25-003438:0
806 shares@ US$49.3521.8% of flowCommon StockSEC:0001214659-25-002006:0
144 shares@ US$45.59110.3% of flowCommon StockSEC:0001214659-25-000310:0
316 shares@ US$44.9030.6% of flowCommon StockSEC:0001214659-24-020963:0
133 shares@ US$46.8070.3% of flowCommon StockSEC:0001214659-24-020688:0
367 shares@ US$52.7040.8% of flowCommon StockSEC:0001214659-24-020173:0
22,824 shares0Common StockSEC:0001214659-24-020029:0
1,811 shares@ US$44.6053.3% of flowCommon StockSEC:0001214659-24-019255:0
1,507 shares@ US$47.9983.0% of flowCommon StockSEC:0001214659-24-018895:0
1,811 shares@ US$44.6053.3% of flowCommon StockSEC:0001214659-24-018612:0
12,000 shares0Common StockSEC:0001214659-24-018501:0
3,104 shares@ US$43.2115.5% of flowCommon StockSEC:0001214659-24-017189:0
234 shares@ US$46.9410.4% of flowCommon StockSEC:0001214659-24-016671:0
25 of 68 declarations
About Cho Dennis
Public sources show that Dennis Cho was appointed senior vice president, general counsel and chief ethics and compliance officer at Twist Bioscience on September 27, 2021. Twist’s 2026 proxy statement says he has served as Chief Legal Officer and Corporate Secretary since February 1, 2024, after serving as Senior Vice President, General Counsel, Secretary and Chief Ethics and Compliance Officer since September 2021. The same filing says he previously worked at CytomX Therapeutics, Seagen and Celgene, and earned degrees from the University of California, Berkeley. Sources: https://investors.twistbioscience.com/news-releases/news-release-details/twist-bioscience-appoints-dennis-cho-senior-vice-president
