InsiderTrades

Cho Dennis

SEC CIK 1883451 · EDGAR

Buying vs selling by month open-market trades, last 41 months, TWST
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
TWSTTwist Bioscience CorpSee Remarks 73.3K $132.0K $8.09M 972021-09-132026-09-21

Most active insiders at TWST, 12 months

#InsiderTitleBoughtSold
1 Leproust Emily M.CEO, Dir —$92.09M
2 Finn Patrick JohnPres, COO —$17.48M
3 Cho DennisSee Remarks —$7.13M
4 Green PaulaSVP of Human Resources —$5.67M
5 Laponis AdamCFO —$2.65M
6 CHESS ROBERTDir —$2.62M
7 WERNER ROBERT F.CAO —$1.29M
8 JOHANNESSEN JANDir —$953.3K
9 Starovasnik Melissa A.Dir —$282.4K
10 BLAKE KATRYNDir —$275.3K

Transactions 97

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-09-23 16:08 2026-09-21 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $165.49 -348 73.3K -0.5% -$57.6K
2026-09-10 16:00 2026-09-08 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $122.62 -412 73.7K -0.6% -$50.5K
2026-08-25 16:05 2026-08-21 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $139.07 -1,598 74.1K -2% -$222.2K
T 2026-08-21 16:05 2026-08-19 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $129.75 -14.2K 75.7K -16% -$1.84M
T 2026-08-07 16:05 2026-08-05 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $109.75 -14.2K 89.9K -14% -$1.56M
2026-08-05 16:05 2026-08-03 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $85.32 -1,070 104.1K -1% -$91.3K
T 2026-06-26 16:05 2026-06-24 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $89.75 -14.2K 105.1K -12% -$1.27M
2026-06-24 16:05 2026-06-22 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $87.32 -346 119.3K -0.3% -$30.2K
2026-06-10 16:05 2026-06-08 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $69.84 -402 119.7K -0.3% -$28.1K
T 2026-06-02 16:05 2026-05-29 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $69.75 -14.2K 120.1K -11% -$990.8K
2026-05-26 16:05 2026-05-21 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $53.26 -1,642 134.3K -1% -$87.4K
2026-05-06 16:05 2026-05-04 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $57.15 -1,962 135.9K -1% -$112.1K
2026-03-24 2026-03-20 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $43.79 -354 137.9K -0.3% -$15.5K
2026-03-10 2026-03-06 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $46.43 -425 138.3K -0.3% -$19.7K
2026-02-25 2026-02-23 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $46.71 -844 138.7K -0.6% -$39.4K
2026-02-13 2026-02-11 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $49.93 -5,000 138.6K -3% -$249.7K
2026-02-05 2026-02-03 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $46.58 -1,099 143.6K -0.8% -$51.2K
2025-12-23 2025-12-22 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $34.56 -324 144.7K -0.2% -$11.2K
2025-12-10 2025-12-08 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $32.88 -398 145.0K -0.3% -$13.1K
2025-11-25 2025-11-21 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $26.50 -757 145.4K -0.5% -$20.1K
2025-11-20 2025-11-18 TWST Twist Bioscience Corp Cho Dennis See Remarks A - Grant $0.00 +25.5K 146.2K +21% $0
2025-11-05 2025-11-03 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $32.08 -1,019 120.7K -0.8% -$32.7K
2025-11-03 2025-10-30 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $31.44 -6,515 121.7K -5% -$204.8K
2025-10-30 2025-10-28 TWST Twist Bioscience Corp Cho Dennis See Remarks A - Grant $0.00 +29.5K 128.2K +30% $0
2025-10-08 2025-10-06 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $32.19 -3,876 98.7K -4% -$124.8K
2025-10-06 2025-10-02 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $29.16 -124 102.6K -0.1% -$3,616
2025-09-24 2025-09-22 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $27.56 -233 102.7K -0.2% -$6,421
2025-09-17 2025-09-15 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $25.33 -94 102.9K -0.1% -$2,381
2025-09-10 2025-09-08 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $25.76 -269 103.0K -0.3% -$6,929
2025-08-25 2025-08-21 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $25.96 -521 103.3K -0.5% -$13.5K
2025-08-06 2025-08-04 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $28.36 -785 103.8K -0.8% -$22.3K
2025-07-07 2025-07-02 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $36.19 -125 104.6K -0.1% -$4,524
2025-06-24 2025-06-20 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $35.76 -230 104.7K -0.2% -$8,225
2025-06-18 2025-06-16 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $33.48 -94 105.0K -0.1% -$3,147
2025-06-10 2025-06-06 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $31.75 -257 105.1K -0.2% -$8,160
2025-05-23 2025-05-21 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $29.75 -531 105.3K -0.5% -$15.8K
2025-05-09 2025-05-07 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $32.72 -5,000 105.8K -5% -$163.6K
2025-05-07 2025-05-05 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $37.65 -689 110.8K -0.6% -$25.9K
2025-04-04 2025-04-02 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $38.73 -124 111.5K -0.1% -$4,803
2025-03-24 2025-03-20 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $41.68 -230 111.7K -0.2% -$9,586
2025-03-18 2025-03-14 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $40.05 -92 111.9K -0.1% -$3,685
2025-03-10 2025-03-06 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $40.91 -277 112.0K -0.2% -$11.3K
2025-02-25 2025-02-21 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $44.18 -526 112.3K -0.5% -$23.2K
2025-02-05 2025-02-03 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $49.35 -806 112.2K -0.7% -$39.8K
2025-01-07 2025-01-03 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $45.59 -144 113.0K -0.1% -$6,565
2024-12-26 2024-12-20 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $44.90 -316 113.2K -0.3% -$14.2K
2024-12-18 2024-12-16 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $46.81 -133 113.5K -0.1% -$6,226
2024-12-10 2024-12-06 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $52.70 -367 113.6K -0.3% -$19.3K
2024-12-06 2024-12-04 TWST Twist Bioscience Corp Cho Dennis See Remarks A - Grant $0.00 +22.8K 114.0K +25% $0
A 2024-11-15 2024-11-06 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $44.61 -1,811 92.7K -2% -$80.8K
2024-11-13 2024-11-11 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $48.00 -1,507 91.2K -2% -$72.3K
2024-11-08 2024-11-06 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $44.61 -1,811 92.7K -2% -$80.8K
M 2024-11-06 2024-11-04 TWST Twist Bioscience Corp Cho Dennis See Remarks A - Grant $0.00 +4,149 95.1K +5% $0
2024-11-06 2024-11-04 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $41.56 -659 94.5K -0.7% -$27.4K
2024-10-04 2024-10-02 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $43.21 -3,104 75.3K -4% -$134.1K
2024-09-24 2024-09-20 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $46.94 -234 78.4K -0.3% -$11.0K
2024-09-18 2024-09-16 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $46.42 -94 78.6K -0.1% -$4,363
2024-09-10 2024-09-06 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $39.16 -275 78.7K -0.3% -$10.8K
2024-08-07 2024-08-05 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $39.93 -709 79.0K -0.9% -$28.3K
2024-07-05 2024-07-02 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $48.00 -126 79.7K -0.2% -$6,048
2024-06-24 2024-06-20 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $49.41 -234 79.8K -0.3% -$11.6K
2024-06-18 2024-06-14 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $51.04 -95 80.1K -0.1% -$4,849
2024-06-10 2024-06-06 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $51.33 -276 80.2K -0.3% -$14.2K
2024-05-07 2024-05-03 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $37.13 -568 80.4K -0.7% -$21.1K
2024-04-04 2024-04-02 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $32.74 -129 81.0K -0.2% -$4,223
2024-03-22 2024-03-20 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $33.52 -230 81.1K -0.3% -$7,710
2024-03-18 2024-03-14 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $34.60 -93 81.4K -0.1% -$3,218
2024-03-08 2024-03-06 TWST Twist Bioscience Corp Cho Dennis See Remarks S - Sale $37.43 -272 81.5K -0.3% -$10.2K
2024-02-06 2024-02-02 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $36.59 -756 80.4K -0.9% -$27.7K
2024-01-04 2024-01-02 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $36.86 -140 81.2K -0.2% -$5,160
2023-12-21 2023-12-19 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $38.33 -221 81.3K -0.3% -$8,471
2023-12-15 2023-12-13 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $31.21 -89 81.6K -0.1% -$2,778
2023-12-07 2023-12-05 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $24.67 -260 81.6K -0.3% -$6,414
2023-11-06 2023-11-02 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $17.31 -1,918 52.4K -4% -$33.2K
M 2023-11-06 2023-11-02 TWST Twist Bioscience Corp Cho Dennis See Remarks A - Grant $6.47 +43.4K 54.3K +397% +$280.8K
2023-10-03 2023-09-29 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $20.26 -118 40.4K -0.3% -$2,391
2023-09-21 2023-09-19 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $20.33 -221 40.6K -0.5% -$4,493
2023-09-15 2023-09-13 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $23.05 -89 40.8K -0.2% -$2,051
2023-09-07 2023-09-05 TWST Twist Bioscience Corp Cho Dennis See Remarks A - Grant $0.00 +12.0K 40.9K +42% $0
2023-07-05 2023-06-30 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $20.46 -118 28.9K -0.4% -$2,414
2023-06-21 2023-06-16 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $18.31 -220 29.0K -0.8% -$4,028
2023-06-15 2023-06-13 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $18.55 -87 29.2K -0.3% -$1,614
2023-05-12 2023-05-10 TWST Twist Bioscience Corp Cho Dennis See Remarks P - Purchase $13.20 +10.0K 29.3K +52% +$132.0K
2023-04-04 2023-03-31 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $15.08 -136 19.3K -0.7% -$2,051
2023-03-21 2023-03-17 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $16.51 -255 19.4K -1% -$4,210
2023-03-15 2023-03-13 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $16.83 -103 19.7K -0.5% -$1,733
2023-03-15 2023-03-13 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $16.83 -103 19.7K -0.5% -$1,733
2023-01-05 2023-01-03 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $23.81 -136 19.2K -0.7% -$3,238
2022-12-21 2022-12-19 TWST Twist Bioscience Corp Cho Dennis See Remarks A - Grant $0.00 +10.2K 19.3K +112% $0
2022-12-15 2022-12-13 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $26.46 -89 9,084 -1.0% -$2,355
2022-10-04 2022-09-30 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $35.24 -118 9,173 -1% -$4,158
2022-09-15 2022-09-13 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $39.66 -355 9,291 -4% -$14.1K
2022-07-06 2022-07-01 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $37.08 -118 9,167 -1% -$4,375
2022-04-05 2022-04-01 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $52.91 -136 9,285 -1% -$7,196
2022-01-31 2022-01-27 TWST Twist Bioscience Corp Cho Dennis See Remarks F - Tax $77.39 -136 9,421 -1% -$10.5K
2021-12-29 2021-12-27 TWST Twist Bioscience Corp Cho Dennis See Remarks A - Grant $0.00 +5,460 9,557 +133% $0
D 2021-09-16 2021-09-13 TWST Twist Bioscience Corp Cho Dennis See Remarks A - Grant $0.00 +4,097 4,097 New $0

Purchase Sale Sale after option exercise All abbreviations