Dupont Jakob (CIK 0001553335)

Latest company ownership

ATRA - Atara Biotherapeutics, Inc.
Role: EVP, Head of R&D
Shares held
290,794
Last filed at
Mar 6, 2023
Confidence Score
50.0
2025Q4
Confidence Score History
2021Q2 2025Q4
GOSS - Gossamer Bio, Inc.
Role: Chief Medical Officer
Shares held
71,500
Last filed at
Feb 19, 2020
Confidence Score
50.0
2025Q4
Confidence Score History
2019Q4 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 2, 2023 Mar 6, 2023 Atara Biotherapeutics, Inc. EVP, Head of R&D Sell 48.8 -5,074 -1.71% ✓ $18.4K
Nov 16, 2022 Nov 18, 2022 Atara Biotherapeutics, Inc. EVP, Head of R&D Sell 45.0 -4,342 -2.73% ✓ $19.5K
Aug 16, 2022 Aug 18, 2022 Atara Biotherapeutics, Inc. EVP, Head of R&D Sell 45.0 -4,124 -2.53% ✓ $20.8K
May 17, 2022 May 19, 2022 Atara Biotherapeutics, Inc. EVP, Head of R&D Sell 45.0 -3,873 -2.32% ✓ $20.6K
Mar 1, 2022 Mar 3, 2022 Atara Biotherapeutics, Inc. EVP, Head of R&D Sell 91.3 +76,285 84.21% ✓ $21.9K
Feb 10, 2022 Feb 14, 2022 Atara Biotherapeutics, Inc. EVP, Head of R&D Sell 32.5 -5,000 -5.23% ✓ $80K
Jan 3, 2022 Jan 5, 2022 Atara Biotherapeutics, Inc. EVP, Head of R&D Sell 32.5 -5,000 -5.23% ✓ $80.1K
Dec 1, 2021 Dec 3, 2021 Atara Biotherapeutics, Inc. EVP, Head of R&D Sell 32.5 -5,000 -5.23% ✓ $89.7K
Nov 16, 2021 Nov 18, 2021 Atara Biotherapeutics, Inc. EVP, Head of R&D Sell 45.0 -2,199 -2.37% ✓ $37.6K
Nov 2, 2021 Nov 4, 2021 Atara Biotherapeutics, Inc. EVP, Head of R&D Sell 32.5 -5,000 -5.11% ✓ $82.1K
Aug 17, 2021 Aug 19, 2021 Atara Biotherapeutics, Inc. EVP, Head of R&D Sell 45.0 -2,152 -2.27% ✓ $27K
May 18, 2021 May 20, 2021 Atara Biotherapeutics, Inc. EVP, Head of R&D Sell 32.5 -5,184 -5.18% ✓ $75.4K
Dec 27, 2019 Dec 31, 2019 Gossamer Bio, Inc. Chief Medical Officer Sell 20.0 -41,994 -100.00% ✗ $631.5K