Dupont Jakob

Director at Pyxis Oncology, Inc. · on record since Sep 26, 2023
SVP & Chief Medical Officer at OncoMed Pharmaceuticals Inc · on record since Jul 19, 2013
Director at Bolt Biotherapeutics, Inc. · on record since Jun 11, 2026
Chief Medical Officer at Gossamer Bio, Inc. · on record since Mar 26, 2019
EVP, Head of R&D at Atara Biotherapeutics, Inc. · on record since May 19, 2020
Director at Apexigen, Inc. · on record since Aug 8, 2022

Insider trading activity of Dupont Jakob

Transactions on record: 117; since Jul 19, 2013

Open-market buys: 0

Open-market sells: 34; $2.2M

Companies traded: 6; last filing Aug 20, 2026

Figures computed from official regulatory filings — .

Companies where Dupont Jakob has traded

Pyxis Oncology, Inc.11 tx · $199.3K · Aug 20, 2026
Bolt Biotherapeutics, Inc.13 tx · Jun 11, 2026
Apexigen, Inc.4 tx · Aug 25, 2023
Atara Biotherapeutics, Inc.29 tx · $764.6K · Mar 6, 2023
Gossamer Bio, Inc.9 tx · $1.1M · Feb 19, 2020
OncoMed Pharmaceuticals Inc51 tx · $1M · Oct 11, 2016

Track record of Dupont Jakob

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of Dupont Jakob

Co-insiders of Dupont Jakob

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Src
Pyxis Oncology, Inc.Listing on record	Aug 20, 2026	AwardD (derivative)	46,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Pyxis Oncology, Inc.Listing on record	Jul 2, 2026	Sell	-35,000	3.06 USD	$107.1K	SEC
Pyxis Oncology, Inc.Listing on record	Jul 2, 2026	Exercise	35,000	1.60 USD	$56K	SEC
Pyxis Oncology, Inc.Listing on record	Jul 2, 2026	ExerciseD (derivative)	-35,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Bolt Biotherapeutics, Inc.Listing on record	Jun 11, 2026	AwardD (derivative)	5,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Pyxis Oncology, Inc.Listing on record	Mar 25, 2026	AwardD (derivative)	45,867	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Bolt Biotherapeutics, Inc.Listing on record	Dec 16, 2025	OtherD (derivative)	-1,000	—	n/a (No price was disclosed in the filing)	SEC
Bolt Biotherapeutics, Inc.Listing on record	Dec 16, 2025	OtherD (derivative)	-849	—	n/a (No price was disclosed in the filing)	SEC
Bolt Biotherapeutics, Inc.Listing on record	Dec 16, 2025	AwardD (derivative)	849	—	n/a (No price was disclosed in the filing)	SEC
Bolt Biotherapeutics, Inc.Listing on record	Dec 16, 2025	AwardD (derivative)	2,500	—	n/a (No price was disclosed in the filing)	SEC
Bolt Biotherapeutics, Inc.Listing on record	Dec 16, 2025	OtherD (derivative)	-1,100	—	n/a (No price was disclosed in the filing)	SEC
Bolt Biotherapeutics, Inc.Listing on record	Dec 16, 2025	OtherD (derivative)	-2,500	—	n/a (No price was disclosed in the filing)	SEC
Bolt Biotherapeutics, Inc.Listing on record	Dec 16, 2025	AwardD (derivative)	1,100	—	n/a (No price was disclosed in the filing)	SEC
Bolt Biotherapeutics, Inc.Listing on record	Dec 16, 2025	AwardD (derivative)	1,000	—	n/a (No price was disclosed in the filing)	SEC
Bolt Biotherapeutics, Inc.Listing on record	Jul 2, 2025	AwardD (derivative)	1,100	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Bolt Biotherapeutics, Inc.Listing on record	May 5, 2025	AwardD (derivative)	20,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Pyxis Oncology, Inc.Listing on record	Apr 2, 2025	AwardD (derivative)	36,979	0.98 USD	$36.2K	SEC
Bolt Biotherapeutics, Inc.Listing on record	Sep 6, 2024	AwardD (derivative)	16,984	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Bolt Biotherapeutics, Inc.Listing on record	Sep 6, 2024	AwardD (derivative)	50,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Pyxis Oncology, Inc.Listing on record	Mar 28, 2024	Award	38,741	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Pyxis Oncology, Inc.Listing on record	Sep 26, 2023	AwardD (derivative)	392,461	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Pyxis Oncology, Inc.Listing on record	Aug 25, 2023	AwardD (derivative)	17,250	—	n/a (No price was disclosed in the filing)	SEC
Apexigen, Inc.Listing unverified	Aug 25, 2023	OtherD (derivative)	-34,084	—	n/a (No price was disclosed in the filing)	SEC
Apexigen, Inc.Listing unverified	Aug 25, 2023	OtherD (derivative)	-100,000	—	n/a (No price was disclosed in the filing)	SEC
Apexigen, Inc.Listing unverified	Aug 25, 2023	OtherD (derivative)	-20,489	—	n/a (No price was disclosed in the filing)	SEC

Company	Filed	Type	Qty	Price	Value · USD	Src
Pyxis Oncology, Inc.Listing on record	Aug 20, 2026	AwardD (derivative)	46,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Pyxis Oncology, Inc.Listing on record	Jul 2, 2026	Sell	-35,000	3.06 USD	$107.1K	SEC
Pyxis Oncology, Inc.Listing on record	Jul 2, 2026	Exercise	35,000	1.60 USD	$56K	SEC
Pyxis Oncology, Inc.Listing on record	Jul 2, 2026	ExerciseD (derivative)	-35,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Bolt Biotherapeutics, Inc.Listing on record	Jun 11, 2026	AwardD (derivative)	5,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Pyxis Oncology, Inc.Listing on record	Mar 25, 2026	AwardD (derivative)	45,867	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Bolt Biotherapeutics, Inc.Listing on record	Dec 16, 2025	OtherD (derivative)	-1,000	—	n/a (No price was disclosed in the filing)	SEC
Bolt Biotherapeutics, Inc.Listing on record	Dec 16, 2025	OtherD (derivative)	-849	—	n/a (No price was disclosed in the filing)	SEC
Bolt Biotherapeutics, Inc.Listing on record	Dec 16, 2025	AwardD (derivative)	849	—	n/a (No price was disclosed in the filing)	SEC
Bolt Biotherapeutics, Inc.Listing on record	Dec 16, 2025	AwardD (derivative)	2,500	—	n/a (No price was disclosed in the filing)	SEC
Bolt Biotherapeutics, Inc.Listing on record	Dec 16, 2025	OtherD (derivative)	-1,100	—	n/a (No price was disclosed in the filing)	SEC
Bolt Biotherapeutics, Inc.Listing on record	Dec 16, 2025	OtherD (derivative)	-2,500	—	n/a (No price was disclosed in the filing)	SEC
Bolt Biotherapeutics, Inc.Listing on record	Dec 16, 2025	AwardD (derivative)	1,100	—	n/a (No price was disclosed in the filing)	SEC
Bolt Biotherapeutics, Inc.Listing on record	Dec 16, 2025	AwardD (derivative)	1,000	—	n/a (No price was disclosed in the filing)	SEC
Bolt Biotherapeutics, Inc.Listing on record	Jul 2, 2025	AwardD (derivative)	1,100	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Bolt Biotherapeutics, Inc.Listing on record	May 5, 2025	AwardD (derivative)	20,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Pyxis Oncology, Inc.Listing on record	Apr 2, 2025	AwardD (derivative)	36,979	0.98 USD	$36.2K	SEC
Bolt Biotherapeutics, Inc.Listing on record	Sep 6, 2024	AwardD (derivative)	16,984	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Bolt Biotherapeutics, Inc.Listing on record	Sep 6, 2024	AwardD (derivative)	50,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Pyxis Oncology, Inc.Listing on record	Mar 28, 2024	Award	38,741	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Pyxis Oncology, Inc.Listing on record	Sep 26, 2023	AwardD (derivative)	392,461	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))	SEC
Pyxis Oncology, Inc.Listing on record	Aug 25, 2023	AwardD (derivative)	17,250	—	n/a (No price was disclosed in the filing)	SEC
Apexigen, Inc.Listing unverified	Aug 25, 2023	OtherD (derivative)	-34,084	—	n/a (No price was disclosed in the filing)	SEC
Apexigen, Inc.Listing unverified	Aug 25, 2023	OtherD (derivative)	-100,000	—	n/a (No price was disclosed in the filing)	SEC
Apexigen, Inc.Listing unverified	Aug 25, 2023	OtherD (derivative)	-20,489	—	n/a (No price was disclosed in the filing)	SEC