Chess Robert (CIK 0001227886)

Latest company ownership

Shares held
64,169
Last filed at
Feb 9, 2024
Confidence Score
49.3
2025Q4
Confidence Score History
2021Q1 2025Q4
Shares held
8,000
Last filed at
Oct 1, 2025
Confidence Score
50.0
2025Q4
Confidence Score History
2014Q4 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Feb 7, 2025 Feb 11, 2025 Twist Bioscience Corp Director Sell 22.5 -2,940 -4.62% $156.2K
Jan 7, 2025 Jan 10, 2025 Twist Bioscience Corp Director Sell 26.3 -5,000 -7.79% $250K
Dec 5, 2024 Dec 30, 2024 Twist Bioscience Corp Director Sell 32.5 -3,504 -5.18% $181.7K
Nov 11, 2024 Nov 13, 2024 Twist Bioscience Corp Director Sell 32.5 -3,600 -5.31% $170.1K
Jun 14, 2024 Jun 14, 2024 NEKTAR THERAPEUTICS Director Sell 36.3 -19,500 -6.94% $23.4K
Feb 6, 2024 Feb 9, 2024 Twist Bioscience Corp Director Sell 87.5 +1,705 2.73% $143.8K
Sep 22, 2022 Sep 20, 2023 NEKTAR THERAPEUTICS Director Sell 42.5 -10,200 -3.50% $6.8K
Sep 22, 2022 Sep 26, 2022 NEKTAR THERAPEUTICS Director Sell 48.8 -5,100 -1.72% $16.3K
Feb 4, 2022 Feb 8, 2022 Twist Bioscience Corp Director Sell 51.3 -253 -0.50% $14.9K
Nov 1, 2021 Nov 3, 2021 Twist Bioscience Corp Director Sell 30.0 -4,000 -7.27% $480.6K
Oct 21, 2021 Oct 25, 2021 Twist Bioscience Corp Director Sell 30.0 -3,700 -6.30% $444.5K
Oct 19, 2021 Oct 21, 2021 Twist Bioscience Corp Director Sell 51.3 -300 -0.51% $36K
Sep 22, 2021 Sep 24, 2021 NEKTAR THERAPEUTICS Director Sell 82.5 +5,600 2.00% $82.5K
Sep 10, 2021 Sep 14, 2021 Twist Bioscience Corp Director Sell 30.0 -4,000 -6.35% $480.9K
Sep 8, 2021 Sep 10, 2021 NEKTAR THERAPEUTICS Director Sell 35.0 -18,279 -3.19% $292.7K
Jul 20, 2021 Jul 22, 2021 NEKTAR THERAPEUTICS Director Sell 47.5 -5,721 -0.68% $96.1K
Jul 12, 2021 Jul 14, 2021 Twist Bioscience Corp Director Sell 30.0 -4,000 -5.97% $503.6K
Jun 23, 2021 Jun 25, 2021 Twist Bioscience Corp Director Sell 30.0 -4,000 -5.63% $480.4K
May 12, 2021 May 14, 2021 NEKTAR THERAPEUTICS Director Sell 41.3 -8,000 -2.77% $154.7K
Apr 14, 2021 Apr 16, 2021 NEKTAR THERAPEUTICS Director Sell 41.3 -8,000 -2.77% $151.8K
Feb 5, 2021 Feb 9, 2021 Twist Bioscience Corp Director Sell 47.5 -706 -0.98% $112.6K
Sep 25, 2020 Sep 25, 2020 NEKTAR THERAPEUTICS Director Sell 45.0 -5,500 -1.92% $97.6K
Sep 8, 2020 Sep 10, 2020 NEKTAR THERAPEUTICS Director Sell 41.3 -8,000 -2.81% $148.2K
Jul 8, 2020 Jul 10, 2020 NEKTAR THERAPEUTICS Director Sell 41.3 -8,000 -2.81% $196.6K
Apr 15, 2020 Apr 17, 2020 NEKTAR THERAPEUTICS Director Sell 41.3 -8,000 -2.81% $147K
Mar 11, 2020 Mar 13, 2020 NEKTAR THERAPEUTICS Director Sell 41.3 -8,000 -2.81% $134.3K
Feb 12, 2020 Feb 14, 2020 NEKTAR THERAPEUTICS Director Sell 41.3 -8,000 -2.81% $188K
Sep 27, 2019 Oct 1, 2019 NEKTAR THERAPEUTICS Director Sell 45.0 -4,000 -1.42% $72K
Sep 19, 2018 Sep 21, 2018 NEKTAR THERAPEUTICS Director Sell 42.5 -4,500 -1.64% $255.6K
Jun 5, 2018 Jun 7, 2018 NEKTAR THERAPEUTICS Director Sell 35.0 -10,000 -3.52% $551.6K
May 3, 2018 May 4, 2018 NEKTAR THERAPEUTICS Director Sell 32.5 -25,000 -4.36% $2.1M
Apr 6, 2018 Apr 9, 2018 NEKTAR THERAPEUTICS Director Sell 32.5 -25,000 -4.36% $2.3M
Sep 21, 2017 Sep 25, 2017 NEKTAR THERAPEUTICS Director Sell 41.3 -6,400 -2.28% $139K
May 15, 2017 May 17, 2017 NEKTAR THERAPEUTICS Director Sell 45.0 -5,000 -1.81% $99K
Apr 17, 2017 Apr 19, 2017 NEKTAR THERAPEUTICS Director Sell 45.0 -5,000 -1.81% $93.6K
Mar 14, 2017 Mar 16, 2017 NEKTAR THERAPEUTICS Director Sell 45.0 -5,000 -1.81% $77.1K
Sep 15, 2016 Sep 19, 2016 NEKTAR THERAPEUTICS Director Sell 37.5 -12,000 -4.60% $230.5K
Aug 1, 2016 Aug 3, 2016 NEKTAR THERAPEUTICS Director Sell 45.0 -5,000 -1.88% $86.3K
Jul 1, 2016 Jul 5, 2016 NEKTAR THERAPEUTICS Director Sell 45.0 -5,000 -1.88% $70.5K
Jun 1, 2016 Jun 3, 2016 NEKTAR THERAPEUTICS Director Sell 45.0 -5,000 -1.88% $77.5K
Jun 19, 2015 Jun 23, 2015 NEKTAR THERAPEUTICS Director Sell 32.5 -15,000 -5.44% $177.2K
Dec 29, 2014 Dec 31, 2014 NEKTAR THERAPEUTICS Director Sell 22.5 -29,500 -10.17% $452.5K