CLARK IAN T

Director at GoodRx Holdings, Inc. · on record since Jul 10, 2024
Director at Guardant Health, Inc. · on record since May 22, 2026
Director at TAKEDA PHARMACEUTICAL CO LTD · on record since Mar 18, 2026
Director at DENDREON CORP · on record since Dec 10, 2009
Board of Director at DENDREON CORP · on record since Oct 9, 2009
Director at TerraVia Holdings, Inc. · on record since May 26, 2011
Director at Kyverna Therapeutics, Inc. · on record since May 29, 2026
Director at BIOMARIN PHARMACEUTICAL INC · on record since Jun 4, 2026
Director at Corvus Pharmaceuticals, Inc. · on record since Jun 15, 2026
Director at TVIA INC · on record since Jun 10, 2016
Director at Kite Pharma, Inc. · on record since Jan 5, 2017
Director at AGIOS PHARMACEUTICALS, INC. · on record since Jan 4, 2017
Director at Forty Seven, Inc. · on record since Jun 27, 2018
Director at Aptiv Solutions, Inc. · on record since Jun 20, 2018
Director at Olema Pharmaceuticals, Inc. · on record since Nov 19, 2020
SVP-COMMERCIAL OPERATIONS at GENENTECH INC · on record since Aug 22, 2005

Insider trading activity of CLARK IAN T

Transactions on record: 678; since Aug 23, 2005

Open-market buys: 1; $54K

Open-market sells: 190; $45.2M

Companies traded: 14; last filing Aug 5, 2026

Figures computed from official regulatory filings — .

Companies where CLARK IAN T has traded

Guardant Health, Inc.176 tx · $23M · Aug 5, 2026
20 tx · $9.1M · Jun 23, 2026
15 tx · Jun 15, 2026
2 tx · Jun 4, 2026
4 tx · May 29, 2026
5 tx · $81.8K · Jul 9, 2025
6 tx · Jun 8, 2023
18 tx · May 24, 2022
3 tx · Apr 7, 2020
8 tx · $3.4M · Oct 5, 2017
2 tx · May 23, 2017
8 tx · $54K · May 14, 2015
7 tx · $1.4M · Aug 23, 2010
404 tx · $27M · Mar 31, 2009

Track record of CLARK IAN T

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

Transaction history of CLARK IAN T

Co-insiders of CLARK IAN T

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Guardant Health, Inc.Listing on record	Aug 5, 2026	Exercise	6,833	50.57 USD	$345.5K		SEC
Guardant Health, Inc.Listing on record	Aug 5, 2026	Sell	-5,092	158.80 USD	$808.6K		SEC
Guardant Health, Inc.Listing on record	Aug 5, 2026	Sell	-9,088	158.98 USD	$1.4M		SEC
Guardant Health, Inc.Listing on record	Aug 5, 2026	ExerciseD (derivative)	-2,255	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Guardant Health, Inc.Listing on record	Aug 5, 2026	Exercise	2,255	91.11 USD	$205.5K		SEC
Guardant Health, Inc.Listing on record	Aug 5, 2026	ExerciseD (derivative)	-6,833	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Olema Pharmaceuticals, Inc.Listing on record	Jun 23, 2026	AwardD (derivative)	29,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Guardant Health, Inc.Listing on record	Jun 22, 2026	AwardD (derivative)	2,711	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Guardant Health, Inc.Listing on record	Jun 22, 2026	Exercise	5,092	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Guardant Health, Inc.Listing on record	Jun 22, 2026	ExerciseD (derivative)	-5,092	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Corvus Pharmaceuticals, Inc.Listing on record	Jun 15, 2026	AwardD (derivative)	15,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOMARIN PHARMACEUTICAL INCListing on record	Jun 4, 2026	Award	7,490	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Kyverna Therapeutics, Inc.Listing on record	May 29, 2026	Award	5,093	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Kyverna Therapeutics, Inc.Listing on record	May 29, 2026	AwardD (derivative)	20,582	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Guardant Health, Inc.Listing on record	May 22, 2026	Sell	-6,876	106.90 USD	$735K		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	ExerciseD (derivative)	-21,520	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	ExerciseD (derivative)	-209,690	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	Sell	-41,840	30.48 USD	$1.3M		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	Exercise	21,520	3.61 USD	$77.7K		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	Sell	-29,904	28.83 USD	$862.1K		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	Sell	-193,056	29.71 USD	$5.7M	Unusual size	SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	ExerciseD (derivative)	-21,520	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	Exercise	21,520	7.84 USD	$168.7K		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	Exercise	12,070	4.08 USD	$49.2K		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	ExerciseD (derivative)	-12,070	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
Guardant Health, Inc.Listing on record	Aug 5, 2026	Exercise	6,833	50.57 USD	$345.5K		SEC
Guardant Health, Inc.Listing on record	Aug 5, 2026	Sell	-5,092	158.80 USD	$808.6K		SEC
Guardant Health, Inc.Listing on record	Aug 5, 2026	Sell	-9,088	158.98 USD	$1.4M		SEC
Guardant Health, Inc.Listing on record	Aug 5, 2026	ExerciseD (derivative)	-2,255	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Guardant Health, Inc.Listing on record	Aug 5, 2026	Exercise	2,255	91.11 USD	$205.5K		SEC
Guardant Health, Inc.Listing on record	Aug 5, 2026	ExerciseD (derivative)	-6,833	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Olema Pharmaceuticals, Inc.Listing on record	Jun 23, 2026	AwardD (derivative)	29,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Guardant Health, Inc.Listing on record	Jun 22, 2026	AwardD (derivative)	2,711	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Guardant Health, Inc.Listing on record	Jun 22, 2026	Exercise	5,092	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Guardant Health, Inc.Listing on record	Jun 22, 2026	ExerciseD (derivative)	-5,092	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Corvus Pharmaceuticals, Inc.Listing on record	Jun 15, 2026	AwardD (derivative)	15,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
BIOMARIN PHARMACEUTICAL INCListing on record	Jun 4, 2026	Award	7,490	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Kyverna Therapeutics, Inc.Listing on record	May 29, 2026	Award	5,093	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Kyverna Therapeutics, Inc.Listing on record	May 29, 2026	AwardD (derivative)	20,582	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Guardant Health, Inc.Listing on record	May 22, 2026	Sell	-6,876	106.90 USD	$735K		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	ExerciseD (derivative)	-21,520	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	ExerciseD (derivative)	-209,690	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	Sell	-41,840	30.48 USD	$1.3M		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	Exercise	21,520	3.61 USD	$77.7K		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	Sell	-29,904	28.83 USD	$862.1K		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	Sell	-193,056	29.71 USD	$5.7M	Unusual size	SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	ExerciseD (derivative)	-21,520	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	Exercise	21,520	7.84 USD	$168.7K		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	Exercise	12,070	4.08 USD	$49.2K		SEC
Olema Pharmaceuticals, Inc.Listing on record	Dec 23, 2025	ExerciseD (derivative)	-12,070	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC