Cho Dennis — Insider Trades & Holdings | InsiderBid

Cho Dennis

Form 4 filings across 1 company. Net figures count open-market buys and sales only. EDGAR profile ↗

Lifetime net: -$7.4M

Positions by company

Reported holding is the most recent post-transaction share count on a Table I row.

Every company this insider has reported trading in, with the value bought and sold at each and the date they last traded.
Ticker	Company	Bought	Sold	Net	Shares held	Last trade
TWST	Twist Bioscience Corp	$0	$7.4M	-$7.4M	73,303	Sep 21

Twist Bioscience Corp

-$7.4M

Bought

$0

Sold

$7.4M

Held

73,303

Filing record

How quickly this filer reports. Section 16 allows two business days from the transaction.

All 38 filings we hold were filed within the two-business-day deadline.

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Trade history

The 38 most recent Form 4 transactions.

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Ticker	Company	Type	Shares	Price	Value	Δ Own	Filing
Sep 21	TWST	Twist Bioscience Corp	SSELL	348	$165.49	$57.6K	-0.5%	Open the original filing on SEC.gov
Sep 8	TWST	Twist Bioscience Corp	SSELL	412	$122.62	$50.5K	-0.6%	Open the original filing on SEC.gov

TWSTSSELL$57.6K

Twist Bioscience CorpSep 21

348 sh @ $165.49 · -0.5% own

TWSTSSELL$50.5K

Twist Bioscience CorpSep 8

412 sh @ $122.62 · -0.6% own

TWSTSSELL$222.2K

Twist Bioscience CorpAug 21

1,598 sh @ $139.07 · -2.1% own

TWSTSSELL◷$1.8M

Twist Bioscience CorpAug 19

14,205 sh @ $129.75 · -15.8% own

TWSTSSELL◷$1.6M

Twist Bioscience CorpAug 5

14,205 sh @ $109.75 · -13.7% own

TWSTSSELL$91.3K

Twist Bioscience CorpAug 3

1,070 sh @ $85.32 · -1.0% own

TWSTSSELL◷$1.3M

Twist Bioscience CorpJun 24

14,205 sh @ $89.75 · -11.9% own

TWSTSSELL$30.2K

Twist Bioscience CorpJun 22

346 sh @ $87.32 · -0.3% own

TWSTSSELL$28.1K

Twist Bioscience CorpJun 8

402 sh @ $69.84 · -0.3% own

TWSTSSELL◷$990.8K

Twist Bioscience CorpMay 29

14,205 sh @ $69.75 · -10.6% own

TWSTSSELL$87.4K

Twist Bioscience CorpMay 21

1,642 sh @ $53.26 · -1.2% own

TWSTSSELL$112.1K

Twist Bioscience CorpMay 4

1,962 sh @ $57.15 · -1.4% own

TWSTSSELL$15.5K

Twist Bioscience CorpMar 20

354 sh @ $43.79 · -0.3% own

TWSTSSELL$19.7K

Twist Bioscience CorpMar 6

425 sh @ $46.43 · -0.3% own

TWSTSSELL$39.4K

Twist Bioscience CorpFeb 23

844 sh @ $46.71 · -0.6% own

TWSTSSELL◷$249.7K

Twist Bioscience CorpFeb 11

5,000 sh @ $49.93 · -3.5% own

TWSTSSELL$51.2K

Twist Bioscience CorpFeb 3

1,099 sh @ $46.58 · -0.8% own

TWSTSSELL$11.2K

Twist Bioscience CorpDec 22, 2025

324 sh @ $34.56 · -0.2% own

TWSTSSELL$13.1K

Twist Bioscience CorpDec 8, 2025

398 sh @ $32.88 · -0.3% own

TWSTSSELL$20.1K

Twist Bioscience CorpNov 21, 2025

757 sh @ $26.50 · -0.5% own

TWSTAGRANT—

Twist Bioscience CorpNov 18, 2025

25,465 sh · +21.1% own

TWSTSSELL$32.7K

Twist Bioscience CorpNov 3, 2025

1,019 sh @ $32.08 · -0.8% own

TWSTSSELL$204.9K

Twist Bioscience CorpOct 30, 2025

6,515 sh @ $31.44 · -5.1% own

TWSTAGRANT—

Twist Bioscience CorpOct 28, 2025

29,518 sh · +29.9% own

TWSTSSELL$124.8K

Twist Bioscience CorpOct 6, 2025

3,876 sh @ $32.19 · -3.8% own

TWSTSSELL$3.6K

Twist Bioscience CorpOct 2, 2025

124 sh @ $29.16 · -0.1% own

TWSTSSELL$6.4K

Twist Bioscience CorpSep 22, 2025

233 sh @ $27.56 · -0.2% own

TWSTSSELL$2.4K

Twist Bioscience CorpSep 15, 2025

94 sh @ $25.33 · <0.1% own

TWSTSSELL$6.9K

Twist Bioscience CorpSep 8, 2025

269 sh @ $25.76 · -0.3% own

TWSTSSELL$13.5K

Twist Bioscience CorpAug 21, 2025

521 sh @ $25.96 · -0.5% own

TWSTSSELL$22.3K

Twist Bioscience CorpAug 4, 2025

785 sh @ $28.36 · -0.8% own

TWSTSSELL$4.5K

Twist Bioscience CorpJul 2, 2025

125 sh @ $36.19 · -0.1% own

TWSTSSELL$8.2K

Twist Bioscience CorpJun 20, 2025

230 sh @ $35.76 · -0.2% own

TWSTSSELL$3.1K

Twist Bioscience CorpJun 16, 2025

94 sh @ $33.48 · <0.1% own

TWSTSSELL$8.2K

Twist Bioscience CorpJun 6, 2025

257 sh @ $31.75 · -0.2% own

TWSTSSELL$15.8K

Twist Bioscience CorpMay 21, 2025

531 sh @ $29.75 · -0.5% own

TWSTSSELL$163.6K

Twist Bioscience CorpMay 7, 2025

5,000 sh @ $32.72 · -4.5% own

TWSTSSELL$25.9K

Twist Bioscience CorpMay 5, 2025

689 sh @ $37.65 · -0.6% own