POWELL MICHAEL

10% owner at AERIE PHARMACEUTICALS INC · on record since Oct 30, 2013
Director at Molecular Templates, Inc. · on record since Mar 20, 2006
10% owner at ANESIVA, INC. · on record since Dec 18, 2007
Director at ANESIVA, INC. · on record since Jun 23, 2006
10% owner at Paratek Pharmaceuticals, Inc. · on record since May 15, 2006
Director at Orexigen Therapeutics, Inc. · on record since Apr 25, 2007
10% owner at Orexigen Therapeutics, Inc. · on record since Apr 25, 2007
10% owner at Anthera Pharmaceuticals Inc · on record since Dec 23, 2011
Director at Trius Therapeutics Inc · on record since Aug 18, 2010
10% owner at Trius Therapeutics Inc · on record since Aug 18, 2010
10% owner at AMARIN CORP PLC · on record since Dec 30, 2010
Director at Seagen Inc. · on record since Nov 19, 2003
10% owner at Durata Therapeutics, Inc. · on record since Jul 25, 2012
10% owner at HYPERION THERAPEUTICS INC · on record since Jul 25, 2012
10% owner at HUMANIGEN, INC · on record since Aug 10, 2012
10% owner at ALLMERICA SECURITIES TRUST · on record since Oct 4, 2012
10% owner at Vera Therapeutics, Inc. · on record since May 18, 2021
Director at Ocera Therapeutics, Inc. · on record since Jul 17, 2013
10% owner at · on record since Mar 28, 2014
Director at · on record since Jun 10, 2026
10% owner at · on record since Jul 31, 2014
10% owner at · on record since Dec 10, 2014
10% owner at · on record since Jan 29, 2015
10% owner at · on record since Oct 15, 2004
10% owner at · on record since May 14, 2015
Director at · on record since Sep 30, 2015
10% owner at · on record since Sep 30, 2015
10% owner at · on record since Oct 13, 2015
10% owner at · on record since Feb 3, 2005
10% owner at · on record since May 30, 2018
10% owner at · on record since Sep 25, 2018
10% owner at · on record since Sep 20, 2018
10% owner at · on record since May 15, 2019
Director at · on record since Nov 12, 2019
10% owner at · on record since Nov 12, 2019
10% owner at · on record since Jun 25, 2020
10% owner at · on record since Jul 28, 2020
Director at · on record since Aug 12, 2020
10% owner at · on record since Aug 12, 2020
10% owner at · on record since Feb 9, 2021

Insider trading activity of POWELL MICHAEL

Transactions on record: 432; since Nov 19, 2003

Open-market buys: 13; $42.2M

Open-market sells: 282; $97.1M

Companies traded: 15; last filing Jun 10, 2026

Figures computed from official regulatory filings — .

Companies where POWELL MICHAEL has traded

2 tx · Jun 10, 2026
5 tx · Jun 16, 2023
6 tx · May 31, 2022
3 tx · $8M · May 18, 2021
1 tx · Jan 23, 2020
13 tx · $7.5M · Jun 7, 2019
5 tx · $5.1M · Oct 2, 2018
41 tx · $2.4M · Feb 10, 2017
4 tx · $24.2M · Jul 11, 2014
3 tx · $709.2K · Mar 5, 2014
15 tx · $8.2M · Mar 27, 2012
66 tx · $22.4M · Jun 6, 2011
28 tx · $38.1M · May 14, 2008
15 tx · $15M · May 12, 2008

Track record of POWELL MICHAEL

Statistical track record

Free account

Open-market buys: 13

Last buy: May 18, 2021

Win rates, median returns and the proven-insider analysis come with a free account.

Transaction history of POWELL MICHAEL

Co-insiders of POWELL MICHAEL

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Bicara Therapeutics Inc.Listing unverified	Jun 10, 2026	AwardD (derivative)	19,475	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Bicara Therapeutics Inc.Listing unverified	Jun 10, 2025	AwardD (derivative)	23,746	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Galera Therapeutics, Inc.Security delisted	Jun 16, 2023	AwardD (derivative)	64,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Galera Therapeutics, Inc.Security delisted	Jun 16, 2022	AwardD (derivative)	20,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Checkmate Pharmaceuticals, Inc.Listing unverified	May 31, 2022	OtherD (derivative)	-30,000	—	n/a (No price was disclosed in the filing)		SEC
Checkmate Pharmaceuticals, Inc.Listing unverified	May 31, 2022	OtherD (derivative)	-30,000	—	n/a (No price was disclosed in the filing)		SEC
Checkmate Pharmaceuticals, Inc.Listing unverified	May 31, 2022	OtherD (derivative)	-10,030	—	n/a (No price was disclosed in the filing)		SEC
Checkmate Pharmaceuticals, Inc.Listing unverified	Aug 10, 2021	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Checkmate Pharmaceuticals, Inc.Listing unverified	Jun 21, 2021	AwardD (derivative)	10,030	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Galera Therapeutics, Inc.Security delisted	Jun 17, 2021	AwardD (derivative)	13,179	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vera Therapeutics, Inc.Listing on record	May 18, 2021	Other	2,187,504	—	n/a (No price was disclosed in the filing)		SEC
Vera Therapeutics, Inc.Listing on record	May 18, 2021	OtherD (derivative)	-2,187,504	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vera Therapeutics, Inc.Listing on record	May 18, 2021	Buy	727,272	11.00 USD	$8M	conv 57ClusterFirst in 12mo	SEC
Checkmate Pharmaceuticals, Inc.Listing unverified	Nov 12, 2020	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Galera Therapeutics, Inc.Security delisted	Jun 10, 2020	AwardD (derivative)	13,179	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Iterum Therapeutics plcListing unverified	Jan 23, 2020	AwardD (derivative)	0	1,750,000.00 USD	n/a (Converted to USD in the nightly refresh)		SEC
Galera Therapeutics, Inc.Security delisted	Nov 8, 2019	AwardD (derivative)	19,776	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
SYNLOGIC, INC.Listing on record	Jun 7, 2019	AwardD (derivative)	10,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Entasis Therapeutics Holdings Inc.Listing unverified	Oct 2, 2018	OtherD (derivative)	-9,502,249	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Entasis Therapeutics Holdings Inc.Listing unverified	Oct 2, 2018	Other	458,425	—	n/a (No price was disclosed in the filing)		SEC
Entasis Therapeutics Holdings Inc.Listing unverified	Oct 2, 2018	Buy	337,724	15.00 USD	$5.1M	conv 51ClusterFirst in 12mo	SEC
Entasis Therapeutics Holdings Inc.Listing unverified	Oct 2, 2018	Other	359,267	—	n/a (No price was disclosed in the filing)		SEC
Entasis Therapeutics Holdings Inc.Listing unverified	Oct 2, 2018	OtherD (derivative)	-7,446,904	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
SYNLOGIC, INC.Listing on record	Jun 14, 2018	AwardD (derivative)	10,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
SYNLOGIC, INC.Listing on record	Jan 30, 2018	Award	150,000	9.75 USD	$1.5M		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Bicara Therapeutics Inc.Listing unverified	Jun 10, 2026	AwardD (derivative)	19,475	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Bicara Therapeutics Inc.Listing unverified	Jun 10, 2025	AwardD (derivative)	23,746	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Galera Therapeutics, Inc.Security delisted	Jun 16, 2023	AwardD (derivative)	64,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Galera Therapeutics, Inc.Security delisted	Jun 16, 2022	AwardD (derivative)	20,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Checkmate Pharmaceuticals, Inc.Listing unverified	May 31, 2022	OtherD (derivative)	-30,000	—	n/a (No price was disclosed in the filing)		SEC
Checkmate Pharmaceuticals, Inc.Listing unverified	May 31, 2022	OtherD (derivative)	-30,000	—	n/a (No price was disclosed in the filing)		SEC
Checkmate Pharmaceuticals, Inc.Listing unverified	May 31, 2022	OtherD (derivative)	-10,030	—	n/a (No price was disclosed in the filing)		SEC
Checkmate Pharmaceuticals, Inc.Listing unverified	Aug 10, 2021	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Checkmate Pharmaceuticals, Inc.Listing unverified	Jun 21, 2021	AwardD (derivative)	10,030	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Galera Therapeutics, Inc.Security delisted	Jun 17, 2021	AwardD (derivative)	13,179	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vera Therapeutics, Inc.Listing on record	May 18, 2021	Other	2,187,504	—	n/a (No price was disclosed in the filing)		SEC
Vera Therapeutics, Inc.Listing on record	May 18, 2021	OtherD (derivative)	-2,187,504	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Vera Therapeutics, Inc.Listing on record	May 18, 2021	Buy	727,272	11.00 USD	$8M	conv 57ClusterFirst in 12mo	SEC
Checkmate Pharmaceuticals, Inc.Listing unverified	Nov 12, 2020	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Galera Therapeutics, Inc.Security delisted	Jun 10, 2020	AwardD (derivative)	13,179	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Iterum Therapeutics plcListing unverified	Jan 23, 2020	AwardD (derivative)	0	1,750,000.00 USD	n/a (Converted to USD in the nightly refresh)		SEC
Galera Therapeutics, Inc.Security delisted	Nov 8, 2019	AwardD (derivative)	19,776	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
SYNLOGIC, INC.Listing on record	Jun 7, 2019	AwardD (derivative)	10,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Entasis Therapeutics Holdings Inc.Listing unverified	Oct 2, 2018	OtherD (derivative)	-9,502,249	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Entasis Therapeutics Holdings Inc.Listing unverified	Oct 2, 2018	Other	458,425	—	n/a (No price was disclosed in the filing)		SEC
Entasis Therapeutics Holdings Inc.Listing unverified	Oct 2, 2018	Buy	337,724	15.00 USD	$5.1M	conv 51ClusterFirst in 12mo	SEC
Entasis Therapeutics Holdings Inc.Listing unverified	Oct 2, 2018	Other	359,267	—	n/a (No price was disclosed in the filing)		SEC
Entasis Therapeutics Holdings Inc.Listing unverified	Oct 2, 2018	OtherD (derivative)	-7,446,904	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
SYNLOGIC, INC.Listing on record	Jun 14, 2018	AwardD (derivative)	10,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
SYNLOGIC, INC.Listing on record	Jan 30, 2018	Award	150,000	9.75 USD	$1.5M		SEC