ROBERT CHESS

Insider Reports History

Location
South San Francisco, CA
Signature
Mark A. Wilson, Attorney-in-Fact
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by ROBERT CHESS:

Company Role Class Num Shares Value Price $ Report Date Ownership
Twist Bioscience Corp Director Common Stock 42,528 $2,259,725 $53.14 07 Feb 2025 By the Chess 1997 Trust
Twist Bioscience Corp Director Common Stock 18,173 $965,622 $53.14 07 Feb 2025 Direct
NEKTAR THERAPEUTICS Director Stock Option 8,000 30 Sep 2025 Direct
Twist Bioscience Corp Director Stock Option (right to buy) 0 05 Dec 2024 Direct

Insider Reports Filed by ROBERT CHESS

Symbol Company Period Transactions Value $ Form Type Role Filing Time
NKTR NEKTAR THERAPEUTICS 30 Sep 2025 1 $0 4 Director 01 Oct 2025, 19:51
TWST Twist Bioscience Corp 07 Feb 2025 1 -$156,216 4 Director 11 Feb 2025, 16:05
TWST Twist Bioscience Corp 05 Feb 2025 1 $0 4 Director 07 Feb 2025, 16:05
TWST Twist Bioscience Corp 07 Jan 2025 1 -$250,000 4 Director 10 Jan 2025, 16:05
NKTR NEKTAR THERAPEUTICS 31 Dec 2024 1 $0 5 Director 17 Jan 2025, 20:35
TWST Twist Bioscience Corp 05 Dec 2024 4 -$150,791 4 Director 30 Dec 2024, 16:55
TWST Twist Bioscience Corp 11 Nov 2024 4 -$138,386 4 Director 13 Nov 2024, 20:30
NKTR NEKTAR THERAPEUTICS 14 Jun 2024 1 -$23,400 4 Director 14 Jun 2024, 18:02
TWST Twist Bioscience Corp 06 Feb 2024 2 -$143,784 4 Director 09 Feb 2024, 16:10
NKTR NEKTAR THERAPEUTICS 18 Sep 2023 2 -$6,834 4 Director 20 Sep 2023, 20:08
TWST Twist Bioscience Corp 07 Feb 2023 1 $0 4 Director 09 Feb 2023, 15:15
NKTR NEKTAR THERAPEUTICS 22 Sep 2022 1 -$16,269 4 Director 26 Sep 2022, 19:23
NKTR NEKTAR THERAPEUTICS 16 Sep 2022 2 $0 4 Director 20 Sep 2022, 20:45
TWST Twist Bioscience Corp 08 Feb 2022 1 $0 4 Director 10 Feb 2022, 16:00
TWST Twist Bioscience Corp 04 Feb 2022 1 -$14,896 4 Director 08 Feb 2022, 15:35
TWST Twist Bioscience Corp 01 Nov 2021 1 -$480,613 4 Director 03 Nov 2021, 16:35
TWST Twist Bioscience Corp 21 Oct 2021 1 -$444,540 4 Director 25 Oct 2021, 17:00
TWST Twist Bioscience Corp 19 Oct 2021 1 -$36,000 4 Director 21 Oct 2021, 16:35
NKTR NEKTAR THERAPEUTICS 22 Sep 2021 3 -$82,524 4 Director 24 Sep 2021, 18:13
TWST Twist Bioscience Corp 10 Sep 2021 1 -$480,908 4 Director 14 Sep 2021, 16:40
NKTR NEKTAR THERAPEUTICS 08 Sep 2021 6 -$40,419 4 Director 10 Sep 2021, 18:03
NKTR NEKTAR THERAPEUTICS 24 Aug 2021 4 $0 4 Director 26 Aug 2021, 19:01
NKTR NEKTAR THERAPEUTICS 20 Jul 2021 9 -$17,198 4 Director 22 Jul 2021, 19:13
TWST Twist Bioscience Corp 12 Jul 2021 6 -$503,647 4 Director 14 Jul 2021, 16:30
TWST Twist Bioscience Corp 23 Jun 2021 1 -$480,408 4 Director 25 Jun 2021, 16:30
NKTR NEKTAR THERAPEUTICS 12 May 2021 3 -$44,320 4 Director 14 May 2021, 18:05