InsiderTrades

TWST Twist Bioscience Corp

Nasdaq · SEC CIK 1581280 · EDGAR

Bought, last 12 months
$0
0 purchases by 0 insiders
Sold, last 12 months
$131.37M
134 sales by 10 insiders
Filings on record
691
since 2021-07-06, latest 2026-09-25 16:05
Buying vs selling by month open-market trades, last 24 months
BoughtSold

Most active insiders, 12 months

InsiderTitleBoughtSold
Leproust Emily M.CEO, Dir —$93.02M
Finn Patrick JohnPres, COO —$17.48M
Cho DennisSee Remarks —$7.13M
Green PaulaSVP of Human Resources —$5.67M
Laponis AdamCFO —$2.65M
CHESS ROBERTDir —$2.62M
WERNER ROBERT F.CAO —$1.29M
JOHANNESSEN JANDir —$953.3K
Starovasnik Melissa A.Dir —$282.4K
BLAKE KATRYNDir —$275.3K

Transactions 788

Type
Reset
X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DM 2021-11-04 2021-11-02 TWST Finn Patrick John Chief Commercial Off M - OptEx $26.20 +1,758 40.8K +5% +$46.1K
DM 2021-11-04 2021-11-02+ TWST Leproust Emily M. Pres, CEO, Dir M - OptEx $8.06 +19.7K 176.5K +13% +$158.5K
DM 2021-11-04 2021-11-02+ TWST Leproust Emily M. Pres, CEO, Dir S - Sale+OE $130.40 -22.4K 171.2K -12% -$2.92M
2021-11-03 2021-11-01 TWST CHESS ROBERT Dir S - Sale $120.15 -4,000 51.0K -7% -$480.6K
2021-10-26 2021-10-22 TWST Weiss Patrick COO F - Tax $117.41 -280 48.7K -0.6% -$32.9K
2021-10-26 2021-10-22 TWST Finn Patrick John Chief Commercial Off F - Tax $117.41 -305 39.3K -0.8% -$35.8K
M 2021-10-26 2021-10-25 TWST Banyai William See Remarks, Dir S - Sale $118.14 -19.8K 306.4K -6% -$2.34M
2021-10-26 2021-10-22 TWST Banyai William See Remarks, Dir F - Tax $117.41 -288 326.2K -0.1% -$33.8K
2021-10-26 2021-10-22 TWST Green Paula SVP of Human Resources F - Tax $117.41 -201 19.1K -1% -$23.6K
2021-10-26 2021-10-22 TWST THORBURN JAMES M CFO F - Tax $117.41 -275 44.7K -0.6% -$32.3K
2021-10-25 2021-10-21 TWST CHESS ROBERT Dir S - Sale $120.15 -3,700 55.0K -6% -$444.6K
DM 2021-10-25 2021-10-21 TWST Leproust Emily M. Pres, CEO, Dir S - Sale+OE $120.78 -1,740 172.5K -1.0% -$210.2K
D 2021-10-25 2021-10-22 TWST Leproust Emily M. Pres, CEO, Dir F - Tax $117.41 -936 171.5K -0.5% -$109.9K
D 2021-10-25 2021-10-21 TWST Leproust Emily M. Pres, CEO, Dir M - OptEx $5.95 +1,740 174.2K +1% +$10.4K
2021-10-21 2021-10-19 TWST CHESS ROBERT Dir S - Sale $120.00 -300 58.7K -0.5% -$36.0K
DM 2021-10-15 2021-10-13 TWST Banyai William See Remarks, Dir M - OptEx $7.11 +28.2K 326.5K +9% +$200.2K
DM 2021-10-15 2021-10-13 TWST Weiss Patrick COO M - OptEx $18.73 +4,906 53.9K +10% +$91.9K
D 2021-10-15 2021-10-13 TWST Weiss Patrick COO S - Sale+OE $104.00 -4,906 49.0K -9% -$510.2K
D 2021-10-15 2021-10-13 TWST Leproust Emily M. Pres, CEO, Dir S - Sale+OE $110.16 -1,740 172.5K -1.0% -$191.7K
D 2021-10-15 2021-10-13 TWST Leproust Emily M. Pres, CEO, Dir M - OptEx $5.95 +1,740 174.2K +1% +$10.4K
D 2021-10-14 2021-10-12 TWST THORBURN JAMES M CFO S - Sale+OE $101.76 -8,000 45.0K -15% -$814.1K
D 2021-10-14 2021-10-12 TWST THORBURN JAMES M CFO M - OptEx $11.59 +8,000 53.0K +18% +$92.7K
DM 2021-10-08 2021-10-06+ TWST Leproust Emily M. Pres, CEO, Dir S - Sale+OE $98.04 -8,700 172.5K -5% -$853.0K
DM 2021-10-08 2021-10-06+ TWST Leproust Emily M. Pres, CEO, Dir M - OptEx $5.95 +5,220 179.4K +3% +$31.1K
2021-10-06 2021-10-04 TWST Weiss Patrick COO F - Tax $105.50 -236 49.0K -0.5% -$24.9K
2021-10-06 2021-10-04 TWST Banyai William See Remarks, Dir F - Tax $105.50 -242 298.3K -0.1% -$25.5K
DM 2021-10-06 2021-10-04 TWST Finn Patrick John Chief Commercial Off M - OptEx $23.28 +2,702 39.9K +7% +$62.9K
D 2021-10-06 2021-10-04 TWST Finn Patrick John Chief Commercial Off F - Tax $105.50 -257 39.6K -0.6% -$27.1K
D 2021-10-06 2021-10-04 TWST Finn Patrick John Chief Commercial Off S - Sale+OE $104.27 -2,702 39.6K -6% -$281.7K
2021-10-06 2021-10-04 TWST THORBURN JAMES M CFO F - Tax $105.50 -257 45.0K -0.6% -$27.1K
2021-10-06 2021-10-04 TWST Green Paula SVP of Human Resources F - Tax $105.50 -185 19.3K -1.0% -$19.5K
M 2021-10-06 2021-09-15 TWST Leproust Emily M. Pres, CEO, Dir G - Gift $0.00 -46.0K 217.9K -17% $0
2021-10-06 2021-10-04 TWST Leproust Emily M. Pres, CEO, Dir F - Tax $105.50 -661 172.5K -0.4% -$69.7K
M 2021-09-22 2021-09-20 TWST Banyai William See Remarks, Dir S - Sale $113.90 -20.0K 301.0K -6% -$2.28M
D 2021-09-17 2021-09-15 TWST Weiss Patrick COO S - Sale+OE $112.52 -4,905 49.2K -9% -$551.9K
DM 2021-09-17 2021-09-15 TWST Weiss Patrick COO M - OptEx $18.73 +4,905 51.3K +11% +$91.9K
D 2021-09-16 2021-09-13 TWST Cho Dennis See Remarks A - Grant $0.00 +4,097 4,097 New $0
2021-09-14 2021-09-10 TWST CHESS ROBERT Dir S - Sale $120.23 -4,000 59.0K -6% -$480.9K
DM 2021-09-13 2021-09-09+ TWST Leproust Emily M. Pres, CEO, Dir S - Sale+OE $118.55 -29.6K 219.1K -12% -$3.51M
DM 2021-09-13 2021-09-09+ TWST Leproust Emily M. Pres, CEO, Dir M - OptEx $7.47 +29.6K 233.1K +15% +$221.0K
DM 2021-09-07 2021-09-02 TWST Finn Patrick John Chief Commercial Off M - OptEx $23.28 +2,702 40.2K +7% +$62.9K
D 2021-09-07 2021-09-02 TWST Finn Patrick John Chief Commercial Off S - Sale+OE $117.99 -2,702 39.8K -6% -$318.8K
M 2021-09-03 2021-09-01 TWST Leproust Emily M. Pres, CEO, Dir S - Sale $115.48 -6,329 219.6K -3% -$730.9K
DM 2021-09-01 2021-08-30+ TWST Leproust Emily M. Pres, CEO, Dir S - Sale+OE $108.84 -63.7K 226.4K -22% -$6.93M
DM 2021-09-01 2021-08-30+ TWST Leproust Emily M. Pres, CEO, Dir M - OptEx $8.02 +39.5K 255.5K +18% +$316.9K
2021-08-26 2021-08-24 TWST Finn Patrick John Chief Commercial Off S - Sale $108.26 -91 39.8K -0.2% -$9,852
M 2021-08-25 2021-08-23 TWST Banyai William See Remarks, Dir S - Sale $105.51 -20.1K 337.0K -6% -$2.12M
2021-08-24 2021-08-20 TWST Green Paula SVP of Human Resources F - Tax $100.49 -372 19.5K -2% -$37.4K
2021-08-24 2021-08-20 TWST Weiss Patrick COO F - Tax $100.49 -1,228 49.2K -2% -$123.4K
2021-08-24 2021-08-20 TWST Banyai William See Remarks, Dir F - Tax $100.49 -896 338.6K -0.3% -$90.0K
2021-08-24 2021-08-20 TWST Finn Patrick John Chief Commercial Off F - Tax $100.49 -1,027 39.9K -3% -$103.2K
2021-08-24 2021-08-20 TWST Leproust Emily M. Pres, CEO, Dir F - Tax $100.49 -2,870 249.6K -1% -$288.4K
2021-08-24 2021-08-20 TWST THORBURN JAMES M CFO F - Tax $100.49 -1,027 45.3K -2% -$103.2K
D 2021-08-20 2021-08-18 TWST Weiss Patrick COO S - Sale+OE $97.11 -4,905 50.5K -9% -$476.3K
DM 2021-08-20 2021-08-18 TWST Weiss Patrick COO M - OptEx $18.73 +4,905 55.4K +10% +$91.9K
D 2021-08-20 2021-08-18 TWST JOHANNESSEN JAN Dir M - OptEx $14.00 +5,000 6,898 +263% +$70.0K
D 2021-08-20 2021-08-18 TWST JOHANNESSEN JAN Dir S - Sale+OE $97.11 -5,000 1,898 -72% -$485.6K
D 2021-08-16 2021-08-12 TWST THORBURN JAMES M CFO M - OptEx $11.59 +6,000 52.2K +13% +$69.5K
D 2021-08-16 2021-08-12 TWST THORBURN JAMES M CFO S - Sale+OE $103.70 -6,000 46.2K -11% -$622.2K
2021-08-13 2021-08-12 TWST CRANDELL KEITH Dir S - Sale $106.93 -1,412 486 -74% -$151.0K
MI 2021-08-13 2021-02-11+ TWST CRANDELL KEITH Dir J - Other $0.00 -978.0K 0 -100% $0
MI 2021-08-13 2021-08-12 TWST CRANDELL KEITH Dir S - Sale $107.01 -43.6K 78.6K -36% -$4.66M
D 2021-08-10 2021-08-05 TWST Starovasnik Melissa A. Dir A - Grant $0.00 +1,369 1,369 New $0
2021-08-09 2021-08-05 TWST CHAN NELSON C Dir A - Grant $0.00 +966 6,166 +19% $0
D 2021-08-05 2021-08-03 TWST Finn Patrick John Chief Commercial Off S - Sale+OE $117.27 -2,702 40.9K -6% -$316.9K
DM 2021-08-05 2021-08-03 TWST Finn Patrick John Chief Commercial Off M - OptEx $23.28 +2,702 41.2K +7% +$62.9K
M 2021-08-04 2021-08-02 TWST Leproust Emily M. Pres, CEO, Dir S - Sale $120.48 -2,000 254.0K -0.8% -$241.0K
M 2021-07-28 2021-07-26 TWST Banyai William See Remarks, Dir S - Sale $115.25 -19.8K 342.9K -5% -$2.28M
2021-07-27 2021-07-23 TWST Green Paula SVP of Human Resources F - Tax $117.34 -201 19.7K -1% -$23.6K
2021-07-27 2021-07-23 TWST Banyai William See Remarks, Dir F - Tax $117.34 -288 359.3K -0.1% -$33.8K
2021-07-27 2021-07-23 TWST Finn Patrick John Chief Commercial Off F - Tax $117.34 -305 40.9K -0.7% -$35.8K
2021-07-27 2021-07-23 TWST THORBURN JAMES M CFO F - Tax $117.34 -275 46.2K -0.6% -$32.3K
2021-07-27 2021-07-23 TWST Leproust Emily M. Pres, CEO, Dir F - Tax $117.34 -944 254.4K -0.4% -$110.8K
2021-07-27 2021-07-23 TWST Weiss Patrick COO F - Tax $117.34 -280 50.5K -0.6% -$32.9K
D 2021-07-23 2021-07-21 TWST THORBURN JAMES M CFO S - Sale+OE $119.75 -5,000 46.5K -10% -$598.8K
D 2021-07-23 2021-07-21 TWST THORBURN JAMES M CFO M - OptEx $26.66 +5,000 51.5K +11% +$133.3K
DM 2021-07-23 2021-07-21 TWST Weiss Patrick COO M - OptEx $18.73 +4,905 52.8K +10% +$91.9K
D 2021-07-23 2021-07-21 TWST Weiss Patrick COO S - Sale+OE $119.75 -4,905 50.7K -9% -$587.4K
M 2021-07-14 2021-07-12 TWST Leproust Emily M. Pres, CEO, Dir S - Sale $125.85 -2,000 256.6K -0.8% -$251.7K
M 2021-07-14 2021-07-12 TWST CHESS ROBERT Dir S - Sale $125.91 -4,000 66.4K -6% -$503.6K
2021-07-06 2021-07-01 TWST Green Paula SVP of Human Resources F - Tax $131.48 -185 19.9K -0.9% -$24.3K
2021-07-06 2021-07-01 TWST THORBURN JAMES M CFO F - Tax $131.48 -257 46.5K -0.5% -$33.8K
2021-07-06 2021-07-01 TWST Leproust Emily M. Pres, CEO, Dir F - Tax $131.48 -630 257.4K -0.2% -$82.8K
DM 2021-07-06 2021-07-02 TWST Finn Patrick John Chief Commercial Off M - OptEx $23.28 +2,702 43.9K +7% +$62.9K
D 2021-07-06 2021-07-02 TWST Finn Patrick John Chief Commercial Off S - Sale+OE $131.70 -2,702 41.2K -6% -$355.9K
D 2021-07-06 2021-07-01 TWST Finn Patrick John Chief Commercial Off F - Tax $131.48 -257 41.2K -0.6% -$33.8K
2021-07-06 2021-07-01 TWST Banyai William See Remarks, Dir F - Tax $131.48 -242 359.5K -0.1% -$31.8K
2021-07-06 2021-07-01 TWST Weiss Patrick COO F - Tax $131.48 -236 50.7K -0.5% -$31.0K

Purchase Sale Sale after option exercise All abbreviations