TANG KEVIN C

Director at Ardea Biosciences, Inc./DE · on record since Mar 31, 2006
10% owner at Ardea Biosciences, Inc./DE · on record since Mar 31, 2006
Director at Jounce Therapeutics, Inc. · on record since May 5, 2023
10% owner at Rain Oncology Inc. · on record since Jun 1, 2023
10% owner at TAPESTRY PHARMACEUTICALS, INC · on record since May 25, 2006
10% owner at Molecular Templates, Inc. · on record since Aug 21, 2006
Director at SYNAGEVA BIOPHARMA CORP · on record since Aug 10, 2006
10% owner at ARADIGM CORP · on record since Jan 29, 2007
10% owner at Singular Genomics Systems, Inc. · on record since Sep 18, 2024
10% owner at HERON THERAPEUTICS, INC. /DE/ · on record since Jun 18, 2007
10% owner at QUESTCOR PHARMACEUTICALS INC · on record since Nov 19, 2007
10% owner at Northstar Neuroscience, Inc. · on record since Mar 31, 2008
10% owner at Assertio Therapeutics, Inc · on record since Jan 28, 2008
10% owner at NEOSE TECHNOLOGIES INC · on record since Sep 30, 2008
10% owner at Vanda Pharmaceuticals Inc. · on record since Sep 29, 2008
10% owner at PENWEST PHARMACEUTICALS CO · on record since Feb 27, 2009
Director at HERON THERAPEUTICS, INC. /DE/ · on record since Oct 21, 2009
10% owner at Fulcrum Therapeutics, Inc. · on record since Jul 15, 2026
10% owner at · on record since Jun 29, 2026
10% owner at · on record since Sep 23, 2013
Director at · on record since Jun 2, 2026
Chief Executive Officer at · on record since Jun 2, 2026
10% owner at · on record since Jun 2, 2026
Director at · on record since Sep 26, 2014
10% owner at · on record since Sep 26, 2014
Director at · on record since Dec 10, 2004
10% owner at · on record since Dec 10, 2004
10% owner at · on record since Feb 27, 2017
Director at · on record since Dec 8, 2017
Chief Executive Officer at · on record since Dec 8, 2017
10% owner at · on record since Dec 8, 2017
10% owner at · on record since Nov 6, 2020
Former Director at · on record since Feb 16, 2021
Exit Filing at · on record since Nov 26, 2021
10% owner at · on record since Mar 14, 2023
10% owner at · on record since May 30, 2023

Insider trading activity of TANG KEVIN C

Transactions on record: 299; since Oct 8, 2003

Open-market buys: 168; $121.4M

Open-market sells: 9; $889.1K

Companies traded: 19; last filing Aug 28, 2026

Figures computed from official regulatory filings — .

Companies where TANG KEVIN C has traded

23 tx · $1.6M · Aug 28, 2026
6 tx · $1.5M · Jul 20, 2026
24 tx · $62.3M · Jun 2, 2026
1 tx · Feb 27, 2025
2 tx · $87.6K · May 15, 2023
2 tx · $107.2M · May 5, 2023
39 tx · $85.5M · Aug 24, 2022
38 tx · $8.1M · Feb 16, 2021
24 tx · $8M · Dec 23, 2020
2 tx · $602.9K · Sep 23, 2013
62 tx · $131.4M · Jun 20, 2012
5 tx · $2M · Mar 10, 2009
43 tx · $3.6M · Dec 17, 2008
3 tx · $356.2K · Nov 12, 2008

Track record of TANG KEVIN C

Statistical track record

Free account

Open-market buys: 170

Last buy: Jul 21, 2026

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

Transaction history of TANG KEVIN C

Co-insiders of TANG KEVIN C

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Boundless Bio, Inc.Listing on record	Aug 28, 2026	Sell	-18,300	2.97 USD	$54.4K		SEC
Boundless Bio, Inc.Listing on record	Jul 21, 2026	Buy	1,623	2.44 USD	$4K	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jul 21, 2026	Buy	265	2.44 USD	$646.6	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jul 21, 2026	Buy	2,975	2.44 USD	$7.3K	conv 17	SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 20, 2026	Buy	116,671	3.56 USD	$415.3K	conv 53Unusual size	SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 20, 2026	Buy	50,945	3.52 USD	$179.3K	conv 33	SEC
Boundless Bio, Inc.Listing on record	Jul 16, 2026	Buy	18,491	2.44 USD	$45.1K	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jul 16, 2026	Buy	43,878	2.43 USD	$106.6K	conv 18	SEC
Boundless Bio, Inc.Listing on record	Jul 16, 2026	Buy	1,600	2.44 USD	$3.9K	conv 17	SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 15, 2026	Buy	107,377	3.56 USD	$382.3K	conv 52Unusual size	SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 15, 2026	Buy	75,952	3.58 USD	$271.9K	conv 29	SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 15, 2026	Buy	53,651	3.56 USD	$191K	conv 29	SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 15, 2026	Buy	12,966	3.54 USD	$45.9K	conv 29	SEC
Boundless Bio, Inc.Listing on record	Jul 13, 2026	Buy	43,367	2.43 USD	$105.4K	conv 18	SEC
Boundless Bio, Inc.Listing on record	Jul 13, 2026	Buy	7	2.48 USD	$17.4	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jul 13, 2026	Buy	48,211	2.42 USD	$116.7K	conv 18	SEC
Boundless Bio, Inc.Listing on record	Jul 8, 2026	Buy	15,810	2.48 USD	$39.2K	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jul 8, 2026	Buy	14,338	2.46 USD	$35.3K	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jul 8, 2026	Buy	27,062	2.49 USD	$67.4K	conv 18	SEC
Boundless Bio, Inc.Listing on record	Jul 2, 2026	Buy	9,821	2.49 USD	$24.5K	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jul 2, 2026	Buy	100	2.50 USD	$250	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jul 2, 2026	Buy	71,612	2.49 USD	$178.3K	conv 18	SEC
Boundless Bio, Inc.Listing on record	Jul 2, 2026	Buy	25,930	2.54 USD	$65.9K	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jun 29, 2026	Buy	777	2.48 USD	$1.9K	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jun 29, 2026	Buy	63,985	2.47 USD	$158K	conv 18	SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Boundless Bio, Inc.Listing on record	Aug 28, 2026	Sell	-18,300	2.97 USD	$54.4K		SEC
Boundless Bio, Inc.Listing on record	Jul 21, 2026	Buy	1,623	2.44 USD	$4K	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jul 21, 2026	Buy	265	2.44 USD	$646.6	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jul 21, 2026	Buy	2,975	2.44 USD	$7.3K	conv 17	SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 20, 2026	Buy	116,671	3.56 USD	$415.3K	conv 53Unusual size	SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 20, 2026	Buy	50,945	3.52 USD	$179.3K	conv 33	SEC
Boundless Bio, Inc.Listing on record	Jul 16, 2026	Buy	18,491	2.44 USD	$45.1K	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jul 16, 2026	Buy	43,878	2.43 USD	$106.6K	conv 18	SEC
Boundless Bio, Inc.Listing on record	Jul 16, 2026	Buy	1,600	2.44 USD	$3.9K	conv 17	SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 15, 2026	Buy	107,377	3.56 USD	$382.3K	conv 52Unusual size	SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 15, 2026	Buy	75,952	3.58 USD	$271.9K	conv 29	SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 15, 2026	Buy	53,651	3.56 USD	$191K	conv 29	SEC
Fulcrum Therapeutics, Inc.Listing on record	Jul 15, 2026	Buy	12,966	3.54 USD	$45.9K	conv 29	SEC
Boundless Bio, Inc.Listing on record	Jul 13, 2026	Buy	43,367	2.43 USD	$105.4K	conv 18	SEC
Boundless Bio, Inc.Listing on record	Jul 13, 2026	Buy	7	2.48 USD	$17.4	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jul 13, 2026	Buy	48,211	2.42 USD	$116.7K	conv 18	SEC
Boundless Bio, Inc.Listing on record	Jul 8, 2026	Buy	15,810	2.48 USD	$39.2K	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jul 8, 2026	Buy	14,338	2.46 USD	$35.3K	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jul 8, 2026	Buy	27,062	2.49 USD	$67.4K	conv 18	SEC
Boundless Bio, Inc.Listing on record	Jul 2, 2026	Buy	9,821	2.49 USD	$24.5K	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jul 2, 2026	Buy	100	2.50 USD	$250	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jul 2, 2026	Buy	71,612	2.49 USD	$178.3K	conv 18	SEC
Boundless Bio, Inc.Listing on record	Jul 2, 2026	Buy	25,930	2.54 USD	$65.9K	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jun 29, 2026	Buy	777	2.48 USD	$1.9K	conv 17	SEC
Boundless Bio, Inc.Listing on record	Jun 29, 2026	Buy	63,985	2.47 USD	$158K	conv 18	SEC