Hall Brett Matthew

CHIEF SCIENTIFIC OFFICER at Immuneering Corp · on record since Jul 29, 2021

Insider trading activity of Hall Brett Matthew

Transactions on record: 19; since Aug 4, 2021

Open-market buys: 8; $128.8K

Open-market sells: 0

Companies traded: 1; last filing Jun 16, 2026

Figures computed from official regulatory filings — .

Companies where Hall Brett Matthew has traded

Immuneering Corp19 tx · $160.1K · Jun 16, 2026

Track record of Hall Brett Matthew

Statistical track record

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Open-market buys: 8

Last buy: Jun 15, 2026

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Transaction history of Hall Brett Matthew

Co-insiders of Hall Brett Matthew

Amin BirenImmuneering Corp
Barrett ScottImmuneering Corp
Berman Ann EImmuneering Corp
Bookman MichaelImmuneering Corp
Brakewood Harold EugeneImmuneering Corp
CARPENTER ROBERT JImmuneering Corp
Cormorant Asset Management, LPImmuneering Corp
Cormorant Global Healthcare Master Fund, LPImmuneering Corp
Cormorant Private Healthcare Fund III LPImmuneering Corp
Feinberg PeterImmuneering Corp
Gengos AndrewImmuneering Corp
HAUSMAN DIANAImmuneering Corp
KEATING LAURIEImmuneering Corp

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Immuneering CorpListing on record	Jun 16, 2026	Buy	6,035	4.15 USD	$25K	conv 56	SEC
Immuneering CorpListing on record	Feb 5, 2026	AwardD (derivative)	344,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Immuneering CorpListing on record	Jan 16, 2026	Buy	2,298	4.57 USD	$10.5K	conv 49Cluster	SEC
Immuneering CorpListing on record	Sep 17, 2025	Award	14,880	1.43 USD	$21.3K	Unusual size	SEC
Immuneering CorpListing on record	Jun 24, 2025	Buy	7,415	2.70 USD	$20K	conv 50ClusterFirst in 12mo	SEC
Immuneering CorpListing on record	Jun 24, 2025	Buy	6,007	2.43 USD	$14.6K	conv 36Cluster	SEC
Immuneering CorpListing on record	Feb 7, 2025	AwardD (derivative)	240,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Immuneering CorpListing on record	Mar 21, 2024	Buy	7,000	2.86 USD	$20K	conv 59ClusterFirst in 12mo	SEC
Immuneering CorpListing on record	Mar 21, 2024	Award	6,211	1.62 USD	$10.1K		SEC
Immuneering CorpListing on record	Feb 9, 2024	AwardD (derivative)	130,900	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Immuneering CorpListing on record	Feb 17, 2023	AwardD (derivative)	187,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Immuneering CorpListing on record	May 27, 2022	Buy	2,551	3.92 USD	$10K	conv 53Cluster	SEC
Immuneering CorpListing on record	Mar 23, 2022	Buy	1,050	7.91 USD	$8.3K	conv 52Cluster	SEC
Immuneering CorpListing on record	Feb 14, 2022	AwardD (derivative)	83,100	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Immuneering CorpListing on record	Dec 22, 2021	Award	322,691	—	n/a (No price was disclosed in the filing)		SEC
Immuneering CorpListing on record	Aug 4, 2021	Other	5,040	—	n/a (No price was disclosed in the filing)		SEC
Immuneering CorpListing on record	Aug 4, 2021	OtherD (derivative)	-3,404	—	n/a (No price was disclosed in the filing)		SEC
Immuneering CorpListing on record	Aug 4, 2021	OtherD (derivative)	-1,636	—	n/a (No price was disclosed in the filing)		SEC
Immuneering CorpListing on record	Aug 4, 2021	Buy	1,353	15.00 USD	$20.3K	conv 62ClusterFirst in 12mo	SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Immuneering CorpListing on record	Jun 16, 2026	Buy	6,035	4.15 USD	$25K	conv 56	SEC
Immuneering CorpListing on record	Feb 5, 2026	AwardD (derivative)	344,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Immuneering CorpListing on record	Jan 16, 2026	Buy	2,298	4.57 USD	$10.5K	conv 49Cluster	SEC
Immuneering CorpListing on record	Sep 17, 2025	Award	14,880	1.43 USD	$21.3K	Unusual size	SEC
Immuneering CorpListing on record	Jun 24, 2025	Buy	7,415	2.70 USD	$20K	conv 50ClusterFirst in 12mo	SEC
Immuneering CorpListing on record	Jun 24, 2025	Buy	6,007	2.43 USD	$14.6K	conv 36Cluster	SEC
Immuneering CorpListing on record	Feb 7, 2025	AwardD (derivative)	240,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Immuneering CorpListing on record	Mar 21, 2024	Buy	7,000	2.86 USD	$20K	conv 59ClusterFirst in 12mo	SEC
Immuneering CorpListing on record	Mar 21, 2024	Award	6,211	1.62 USD	$10.1K		SEC
Immuneering CorpListing on record	Feb 9, 2024	AwardD (derivative)	130,900	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Immuneering CorpListing on record	Feb 17, 2023	AwardD (derivative)	187,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Immuneering CorpListing on record	May 27, 2022	Buy	2,551	3.92 USD	$10K	conv 53Cluster	SEC
Immuneering CorpListing on record	Mar 23, 2022	Buy	1,050	7.91 USD	$8.3K	conv 52Cluster	SEC
Immuneering CorpListing on record	Feb 14, 2022	AwardD (derivative)	83,100	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Immuneering CorpListing on record	Dec 22, 2021	Award	322,691	—	n/a (No price was disclosed in the filing)		SEC
Immuneering CorpListing on record	Aug 4, 2021	Other	5,040	—	n/a (No price was disclosed in the filing)		SEC
Immuneering CorpListing on record	Aug 4, 2021	OtherD (derivative)	-3,404	—	n/a (No price was disclosed in the filing)		SEC
Immuneering CorpListing on record	Aug 4, 2021	OtherD (derivative)	-1,636	—	n/a (No price was disclosed in the filing)		SEC
Immuneering CorpListing on record	Aug 4, 2021	Buy	1,353	15.00 USD	$20.3K	conv 62ClusterFirst in 12mo	SEC