PROEHL GERALD T

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Director at Assertio Therapeutics, Inc · on record since Mar 27, 2006
Director at SANTARUS INC · on record since Mar 17, 2006
President & CEO at SANTARUS INC · on record since Mar 17, 2006
Director at TENAX THERAPEUTICS, INC. · on record since Nov 29, 2016
Director at SOPHIRIS BIO INC. · on record since Mar 24, 2014
Director at Auspex Pharmaceuticals, Inc. · on record since Feb 4, 2014
Director at FF EAI Robotics Ecosystem Inc. · on record since Jun 25, 2015
Director at Dermata Therapeutics, Inc. · on record since Aug 17, 2021
10% owner at Dermata Therapeutics, Inc. · on record since Aug 17, 2021
PRESIDENT, CHAIRMAN, CEO at Dermata Therapeutics, Inc. · on record since Aug 12, 2021

Insider trading activity of PROEHL GERALD T

Transactions on record: 264; since Jun 1, 2004

Purchases: 22; $609K

Sales: 101; $12.1M

Companies traded: 7; last filing Aug 18, 2026

Figures computed from official regulatory filings — .

Companies where PROEHL GERALD T has traded

Dermata Therapeutics, Inc.45 tx · $97.6K · Aug 18, 2026
TENAX THERAPEUTICS, INC.12 tx · $50K · Jan 13, 2026
SOPHIRIS BIO INC.8 tx · $31.6K · Jun 28, 2019
FF EAI Robotics Ecosystem Inc.4 tx · $250K · Jan 25, 2018
Auspex Pharmaceuticals, Inc.5 tx · $31.9K · May 6, 2015
186 tx · $94.6M · Jan 6, 2014
4 tx · $259.9K · Mar 27, 2006

Track record of PROEHL GERALD T

Statistical track record

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Purchases: 25

Last buy: Aug 8, 2024

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Transaction history of PROEHL GERALD T

Co-insiders of PROEHL GERALD T

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Dermata Therapeutics, Inc.Listing on record	Aug 18, 2026	AwardD (derivative)	1,360,544	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Aug 18, 2026	AwardD (derivative)	1,360,544	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Aug 18, 2026	Award	170,068	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Aug 18, 2026	AwardD (derivative)	170,068	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Aug 18, 2026	AwardD (derivative)	170,068	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Aug 18, 2026	AwardD (derivative)	1,360,544	—	n/a (No price was disclosed in the filing)		SEC
TENAX THERAPEUTICS, INC.Listing on record	Jan 13, 2026	AwardD (derivative)	3,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dermata Therapeutics, Inc.Listing on record	Jan 6, 2026	AwardD (derivative)	37,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dermata Therapeutics, Inc.Listing on record	Dec 29, 2025	AwardD (derivative)	122,549	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Dec 29, 2025	AwardD (derivative)	122,549	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Dec 29, 2025	OtherD (derivative)	78,740	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Dec 29, 2025	AwardD (derivative)	78,740	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Dec 29, 2025	Award	122,549	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Dec 29, 2025	Award	490,196	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Dec 29, 2025	AwardD (derivative)	490,196	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Dec 29, 2025	AwardD (derivative)	490,196	—	n/a (No price was disclosed in the filing)		SEC
TENAX THERAPEUTICS, INC.Listing on record	Jul 3, 2025	AwardD (derivative)	80,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dermata Therapeutics, Inc.Listing on record	Jan 23, 2025	AwardD (derivative)	787,402	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Jan 23, 2025	Award	787,402	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Jan 14, 2025	AwardD (derivative)	45,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TENAX THERAPEUTICS, INC.Listing on record	Dec 12, 2024	AwardD (derivative)	100,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TENAX THERAPEUTICS, INC.Listing on record	Aug 8, 2024	BuyD (derivative)	31,654	—	n/a (No price was disclosed in the filing)	First in 12mo	SEC
TENAX THERAPEUTICS, INC.Listing on record	Aug 8, 2024	BuyD (derivative)	16,660	—	n/a (No price was disclosed in the filing)	First in 12mo	SEC
TENAX THERAPEUTICS, INC.Listing on record	Aug 8, 2024	Buy	1,666	—	n/a (No price was disclosed in the filing)	conv 73First in 12mo	SEC
Dermata Therapeutics, Inc.Listing on record	Jan 5, 2024	AwardD (derivative)	125,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Dermata Therapeutics, Inc.Listing on record	Aug 18, 2026	AwardD (derivative)	1,360,544	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Aug 18, 2026	AwardD (derivative)	1,360,544	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Aug 18, 2026	Award	170,068	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Aug 18, 2026	AwardD (derivative)	170,068	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Aug 18, 2026	AwardD (derivative)	170,068	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Aug 18, 2026	AwardD (derivative)	1,360,544	—	n/a (No price was disclosed in the filing)		SEC
TENAX THERAPEUTICS, INC.Listing on record	Jan 13, 2026	AwardD (derivative)	3,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dermata Therapeutics, Inc.Listing on record	Jan 6, 2026	AwardD (derivative)	37,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dermata Therapeutics, Inc.Listing on record	Dec 29, 2025	AwardD (derivative)	122,549	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Dec 29, 2025	AwardD (derivative)	122,549	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Dec 29, 2025	OtherD (derivative)	78,740	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Dec 29, 2025	AwardD (derivative)	78,740	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Dec 29, 2025	Award	122,549	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Dec 29, 2025	Award	490,196	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Dec 29, 2025	AwardD (derivative)	490,196	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Dec 29, 2025	AwardD (derivative)	490,196	—	n/a (No price was disclosed in the filing)		SEC
TENAX THERAPEUTICS, INC.Listing on record	Jul 3, 2025	AwardD (derivative)	80,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dermata Therapeutics, Inc.Listing on record	Jan 23, 2025	AwardD (derivative)	787,402	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Jan 23, 2025	Award	787,402	—	n/a (No price was disclosed in the filing)		SEC
Dermata Therapeutics, Inc.Listing on record	Jan 14, 2025	AwardD (derivative)	45,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TENAX THERAPEUTICS, INC.Listing on record	Dec 12, 2024	AwardD (derivative)	100,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
TENAX THERAPEUTICS, INC.Listing on record	Aug 8, 2024	BuyD (derivative)	31,654	—	n/a (No price was disclosed in the filing)	First in 12mo	SEC
TENAX THERAPEUTICS, INC.Listing on record	Aug 8, 2024	BuyD (derivative)	16,660	—	n/a (No price was disclosed in the filing)	First in 12mo	SEC
TENAX THERAPEUTICS, INC.Listing on record	Aug 8, 2024	Buy	1,666	—	n/a (No price was disclosed in the filing)	conv 73First in 12mo	SEC
Dermata Therapeutics, Inc.Listing on record	Jan 5, 2024	AwardD (derivative)	125,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC