Westphal Christoph H

Director at Sirtris Pharmaceuticals, Inc. · on record since May 31, 2007
President and CEO at Sirtris Pharmaceuticals, Inc. · on record since May 31, 2007
Director at ALNYLAM PHARMACEUTICALS, INC. · on record since May 27, 2004
10% owner at ALNYLAM PHARMACEUTICALS, INC. · on record since May 27, 2004
Director at MOMENTA PHARMACEUTICALS INC · on record since Jun 23, 2004
Director at Verastem, Inc. · on record since Jan 26, 2012
10% owner at Verastem, Inc. · on record since Jan 26, 2012
Director at Tempest Therapeutics, Inc. · on record since Jun 11, 2012
10% owner at Tempest Therapeutics, Inc. · on record since Jun 11, 2012
Executive Chairman at Verastem, Inc. · on record since Mar 31, 2014
Director at Decoy Therapeutics Inc. · on record since Jan 28, 2015
President and CEO at Decoy Therapeutics Inc. · on record since Jan 28, 2015
10% owner at Decoy Therapeutics Inc. · on record since Apr 29, 2015
10% owner at TScan Therapeutics, Inc. · on record since Jul 22, 2021
Director at TScan Therapeutics, Inc. · on record since Jul 15, 2021

Insider trading activity of Westphal Christoph H

Transactions on record: 357; since Jun 1, 2004

Open-market buys: 102; $20.2M

Open-market sells: 114; $3.7M

Companies traded: 7; last filing Jul 22, 2021

Figures computed from official regulatory filings — .

Companies where Westphal Christoph H has traded

TScan Therapeutics, Inc.5 tx · $2M · Jul 22, 2021
90 tx · $9.1M · Dec 21, 2018
82 tx · $15.2M · Jul 1, 2015
7 tx · $1.1M · Mar 11, 2014
123 tx · $864.7K · May 30, 2008
35 tx · $1M · May 27, 2005
15 tx · $1.9M · Jun 7, 2004

Track record of Westphal Christoph H

Statistical track record

Free account

Open-market buys: 102

Last buy: Jul 20, 2021

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

Transaction history of Westphal Christoph H

Co-insiders of Westphal Christoph H

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
TScan Therapeutics, Inc.Listing on record	Jul 22, 2021	OtherD (derivative)	-641,848	—	n/a (No price was disclosed in the filing)		SEC
TScan Therapeutics, Inc.Listing on record	Jul 22, 2021	OtherD (derivative)	-332,594	—	n/a (No price was disclosed in the filing)		SEC
TScan Therapeutics, Inc.Listing on record	Jul 22, 2021	Other	1,145,505	—	n/a (No price was disclosed in the filing)		SEC
TScan Therapeutics, Inc.Listing on record	Jul 22, 2021	Buy	133,333	15.00 USD	$2M	conv 70ClusterUnusual size+1	SEC
TScan Therapeutics, Inc.Listing on record	Jul 22, 2021	OtherD (derivative)	-171,063	—	n/a (No price was disclosed in the filing)		SEC
Decoy Therapeutics Inc.Listing unverified	Dec 21, 2018	Gift	-858,300	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Decoy Therapeutics Inc.Listing unverified	Dec 21, 2018	Gift	-2,200,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Decoy Therapeutics Inc.Listing unverified	Oct 18, 2018	Sell	-3,212,861	0.92 USD	$3M	Unusual size	SEC
Decoy Therapeutics Inc.Listing unverified	Jul 27, 2017	AwardD (derivative)	12,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Decoy Therapeutics Inc.Listing unverified	Nov 8, 2016	Buy	7,000	7.31 USD	$51.2K	conv 8	SEC
Decoy Therapeutics Inc.Listing unverified	Nov 7, 2016	Buy	8,870	5.70 USD	$50.6K	conv 13	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 24, 2016	Buy	2,700	11.28 USD	$30.5K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 22, 2016	Buy	2,900	11.03 USD	$32K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 22, 2016	Buy	2,800	11.07 USD	$31K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 21, 2016	Buy	3,000	11.37 USD	$34.1K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 21, 2016	Buy	3,000	10.98 USD	$32.9K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 17, 2016	Buy	2,900	11.24 USD	$32.6K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 17, 2016	Buy	2,900	11.10 USD	$32.2K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 15, 2016	Buy	2,900	11.90 USD	$34.5K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 15, 2016	Buy	3,000	11.19 USD	$33.6K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 13, 2016	Buy	3,000	11.83 USD	$35.5K	conv 24Cluster	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 13, 2016	Buy	3,000	12.04 USD	$36.1K	conv 24Cluster	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 9, 2016	Buy	3,000	12.26 USD	$36.8K	conv 24Cluster	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 9, 2016	Buy	2,900	12.24 USD	$35.5K	conv 24Cluster	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 7, 2016	Buy	3,000	12.33 USD	$37K	conv 25Cluster	SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
TScan Therapeutics, Inc.Listing on record	Jul 22, 2021	OtherD (derivative)	-641,848	—	n/a (No price was disclosed in the filing)		SEC
TScan Therapeutics, Inc.Listing on record	Jul 22, 2021	OtherD (derivative)	-332,594	—	n/a (No price was disclosed in the filing)		SEC
TScan Therapeutics, Inc.Listing on record	Jul 22, 2021	Other	1,145,505	—	n/a (No price was disclosed in the filing)		SEC
TScan Therapeutics, Inc.Listing on record	Jul 22, 2021	Buy	133,333	15.00 USD	$2M	conv 70ClusterUnusual size+1	SEC
TScan Therapeutics, Inc.Listing on record	Jul 22, 2021	OtherD (derivative)	-171,063	—	n/a (No price was disclosed in the filing)		SEC
Decoy Therapeutics Inc.Listing unverified	Dec 21, 2018	Gift	-858,300	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Decoy Therapeutics Inc.Listing unverified	Dec 21, 2018	Gift	-2,200,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Decoy Therapeutics Inc.Listing unverified	Oct 18, 2018	Sell	-3,212,861	0.92 USD	$3M	Unusual size	SEC
Decoy Therapeutics Inc.Listing unverified	Jul 27, 2017	AwardD (derivative)	12,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Decoy Therapeutics Inc.Listing unverified	Nov 8, 2016	Buy	7,000	7.31 USD	$51.2K	conv 8	SEC
Decoy Therapeutics Inc.Listing unverified	Nov 7, 2016	Buy	8,870	5.70 USD	$50.6K	conv 13	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 24, 2016	Buy	2,700	11.28 USD	$30.5K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 22, 2016	Buy	2,900	11.03 USD	$32K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 22, 2016	Buy	2,800	11.07 USD	$31K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 21, 2016	Buy	3,000	11.37 USD	$34.1K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 21, 2016	Buy	3,000	10.98 USD	$32.9K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 17, 2016	Buy	2,900	11.24 USD	$32.6K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 17, 2016	Buy	2,900	11.10 USD	$32.2K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 15, 2016	Buy	2,900	11.90 USD	$34.5K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 15, 2016	Buy	3,000	11.19 USD	$33.6K	conv 7	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 13, 2016	Buy	3,000	11.83 USD	$35.5K	conv 24Cluster	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 13, 2016	Buy	3,000	12.04 USD	$36.1K	conv 24Cluster	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 9, 2016	Buy	3,000	12.26 USD	$36.8K	conv 24Cluster	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 9, 2016	Buy	2,900	12.24 USD	$35.5K	conv 24Cluster	SEC
Decoy Therapeutics Inc.Listing unverified	Jun 7, 2016	Buy	3,000	12.33 USD	$37K	conv 25Cluster	SEC