Insiders · Profile

Westphal Christoph H

10% owner at TScan Therapeutics · 10% owner at Decoy Therapeutics · Executive Chairman at Verastem · and 1 more. Filing since 2 Jan 2013. CIK 0001291961

TCRX TScan Therapeutics, Inc. 10% owner · 1 trade DCOY Decoy Therapeutics Inc. 10% owner · 80 trades VSTM Verastem, Inc. Executive Chairman · 12 trades TPST Tempest Therapeutics, Inc. Director · 2 trades

Company

Date

Role

Action

Shares

Amount

Of holding

TCRX TScan Therapeutics, Inc.

20 Jul 2021

10% owner

Bought

133,333

$2.00M

11.6%

DCOY Decoy Therapeutics Inc.

16 Oct 2018

10% owner

Sold, plan not stated

3,212,861

$2.94M

100%

DCOY Decoy Therapeutics Inc.

8 Nov 2016

President and CEO

Bought

7,000

$51.17K

0.2%

DCOY Decoy Therapeutics Inc.

7 Nov 2016

President and CEO

Bought

8,870

$50.56K

0.2%

DCOY Decoy Therapeutics Inc.

23 Jun 2016

President and CEO

Bought

2,700

$30.46K

0.1%

DCOY Decoy Therapeutics Inc.

22 Jun 2016

President and CEO

Bought

2,900

$31.99K

0.1%

DCOY Decoy Therapeutics Inc.

21 Jun 2016

President and CEO

Bought

2,800

$31.00K

0.1%

DCOY Decoy Therapeutics Inc.

20 Jun 2016

President and CEO

Bought

3,000

$34.11K

0.1%

DCOY Decoy Therapeutics Inc.

17 Jun 2016

President and CEO

Bought

3,000

$32.94K

0.1%

DCOY Decoy Therapeutics Inc.

16 Jun 2016

President and CEO

Bought

2,900

$32.19K

0.1%

DCOY Decoy Therapeutics Inc.

15 Jun 2016

President and CEO

Bought

2,900

$32.60K

0.1%

DCOY Decoy Therapeutics Inc.

14 Jun 2016

President and CEO

Bought

3,000

$33.57K

0.1%

DCOY Decoy Therapeutics Inc.

13 Jun 2016

President and CEO

Bought

2,900

$34.51K

0.1%

DCOY Decoy Therapeutics Inc.

10 Jun 2016

President and CEO

Bought

3,000

$35.49K

0.1%

DCOY Decoy Therapeutics Inc.

9 Jun 2016

President and CEO

Bought

3,000

$36.12K

0.1%

DCOY Decoy Therapeutics Inc.

8 Jun 2016

President and CEO

Bought

2,900

$35.50K

0.1%

DCOY Decoy Therapeutics Inc.

7 Jun 2016

President and CEO

Bought

3,000

$36.78K

0.1%

DCOY Decoy Therapeutics Inc.

6 Jun 2016

President and CEO

Bought

3,000

$36.99K

0.1%

DCOY Decoy Therapeutics Inc.

3 Jun 2016

President and CEO

Bought

3,000

$38.37K

0.1%

DCOY Decoy Therapeutics Inc.

2 Jun 2016

President and CEO

Bought

5,000

$66.10K

0.2%

DCOY Decoy Therapeutics Inc.

1 Jun 2016

President and CEO

Bought

5,000

$63.80K

0.2%

DCOY Decoy Therapeutics Inc.

31 May 2016

President and CEO

Bought

5,000

$63.30K

0.2%

DCOY Decoy Therapeutics Inc.

27 May 2016

President and CEO

Bought

17,300

$219.36K

0.6%

DCOY Decoy Therapeutics Inc.

26 May 2016

President and CEO

Bought

16,300

$204.24K

0.5%

DCOY Decoy Therapeutics Inc.

25 May 2016

President and CEO

Bought

12,300

$162.98K

0.4%

DCOY Decoy Therapeutics Inc.

24 May 2016

President and CEO

Bought

16,967

$212.09K

0.5%

DCOY Decoy Therapeutics Inc.

23 May 2016

President and CEO

Bought

13,367

$164.55K

0.4%

DCOY Decoy Therapeutics Inc.

20 May 2016

President and CEO

Bought

1,000

$11.44K

0.0%

DCOY Decoy Therapeutics Inc.

19 May 2016

President and CEO

Bought

6,914

$76.05K

0.2%

DCOY Decoy Therapeutics Inc.

18 May 2016

President and CEO

Bought

15,200

$167.96K

0.5%

DCOY Decoy Therapeutics Inc.

17 May 2016

President and CEO

Bought

18,200

$202.75K

0.6%

DCOY Decoy Therapeutics Inc.

16 May 2016

President and CEO

Bought

8,200

$85.28K

0.3%

DCOY Decoy Therapeutics Inc.

13 May 2016

President and CEO

Bought

7,269

$73.34K

0.2%

DCOY Decoy Therapeutics Inc.

12 May 2016

President and CEO

Bought

16,097

$160.00K

0.5%

DCOY Decoy Therapeutics Inc.

11 May 2016

President and CEO

Bought

14,120

$145.86K

0.5%

DCOY Decoy Therapeutics Inc.

10 May 2016

President and CEO

Bought

12,577

$127.53K

0.4%

DCOY Decoy Therapeutics Inc.

9 May 2016

President and CEO

Bought

17,532

$171.81K

0.6%

DCOY Decoy Therapeutics Inc.

24 Mar 2016

President and CEO

Bought

24,207

$255.38K

0.8%

DCOY Decoy Therapeutics Inc.

23 Mar 2016

President and CEO

Bought

25,356

$292.86K

0.9%

DCOY Decoy Therapeutics Inc.

21 Mar 2016

President and CEO

Bought

48,058

$564.19K

1.7%

DCOY Decoy Therapeutics Inc.

18 Mar 2016

President and CEO

Bought

18,437

$203.91K

0.6%

DCOY Decoy Therapeutics Inc.

17 Mar 2016

President and CEO

Bought

19,137

$209.36K

0.7%

DCOY Decoy Therapeutics Inc.

16 Mar 2016

President and CEO

Bought

19,142

$207.69K

0.7%

DCOY Decoy Therapeutics Inc.

15 Mar 2016

President and CEO

Bought

19,237

$185.06K

0.7%

DCOY Decoy Therapeutics Inc.

11 Mar 2016

President and CEO

Bought

89,680

$627.76K

3.3%

DCOY Decoy Therapeutics Inc.

14 Dec 2015

President and CEO

Bought

927

$11.13K

0.0%

DCOY Decoy Therapeutics Inc.

7 Dec 2015

President and CEO

Bought

907

$10.90K

0.0%

DCOY Decoy Therapeutics Inc.

30 Nov 2015

President and CEO

Bought

887

$10.93K

0.0%

DCOY Decoy Therapeutics Inc.

23 Nov 2015

President and CEO

Bought

971

$11.06K

0.0%

DCOY Decoy Therapeutics Inc.

16 Nov 2015

President and CEO

Bought

1,001

$10.79K

0.0%

DCOY Decoy Therapeutics Inc.

9 Nov 2015

President and CEO

Bought

1,000

$11.03K

0.0%

DCOY Decoy Therapeutics Inc.

2 Nov 2015

President and CEO

Bought

967

$11.20K

0.0%

DCOY Decoy Therapeutics Inc.

26 Oct 2015

President and CEO

Bought

1,043

$11.00K

0.0%

DCOY Decoy Therapeutics Inc.

19 Oct 2015

President and CEO

Bought

1,018

$10.80K

0.0%

DCOY Decoy Therapeutics Inc.

12 Oct 2015

President and CEO

Bought

924

$11.07K

0.0%

DCOY Decoy Therapeutics Inc.

5 Oct 2015

President and CEO

Bought

868

$10.83K

0.0%

DCOY Decoy Therapeutics Inc.

28 Sep 2015

President and CEO

Bought

924

$10.33K

0.0%

DCOY Decoy Therapeutics Inc.

21 Sep 2015

President and CEO

Bought

733

$11.76K

0.0%

DCOY Decoy Therapeutics Inc.

14 Sep 2015

President and CEO

Bought

750

$10.76K

0.0%

DCOY Decoy Therapeutics Inc.

31 Aug 2015

President and CEO

Bought

887

$11.08K

0.0%

DCOY Decoy Therapeutics Inc.

24 Aug 2015

President and CEO

Bought

844

$11.28K

0.0%

DCOY Decoy Therapeutics Inc.

17 Aug 2015

President and CEO

Bought

774

$10.98K

0.0%

DCOY Decoy Therapeutics Inc.

10 Aug 2015

President and CEO

Bought

762

$11.21K

0.0%

DCOY Decoy Therapeutics Inc.

3 Aug 2015

President and CEO

Bought

706

$11.37K

0.0%

DCOY Decoy Therapeutics Inc.

27 Jul 2015

President and CEO

Bought

691

$11.11K

0.0%

DCOY Decoy Therapeutics Inc.

20 Jul 2015

President and CEO

Bought

337

$5.54K

0.0%

DCOY Decoy Therapeutics Inc.

13 Jul 2015

President and CEO

Bought

324

$5.64K

0.0%

DCOY Decoy Therapeutics Inc.

6 Jul 2015

President and CEO

Bought

342

$5.54K

0.0%

DCOY Decoy Therapeutics Inc.

29 Jun 2015

President and CEO

Bought

286

$5.78K

0.0%

DCOY Decoy Therapeutics Inc.

22 Jun 2015

President and CEO

Bought

278

$5.49K

0.0%

DCOY Decoy Therapeutics Inc.

15 Jun 2015

President and CEO

Bought

284

$5.50K

0.0%

DCOY Decoy Therapeutics Inc.

8 Jun 2015

President and CEO

Bought

311

$5.56K

0.0%

DCOY Decoy Therapeutics Inc.

1 Jun 2015

President and CEO

Bought

303

$5.50K

0.0%

DCOY Decoy Therapeutics Inc.

18 May 2015

President and CEO

Bought

323

$5.50K

0.0%

DCOY Decoy Therapeutics Inc.

11 May 2015

President and CEO

Bought

313

$5.69K

0.0%

DCOY Decoy Therapeutics Inc.

4 May 2015

President and CEO

Bought

310

$5.63K

0.0%

DCOY Decoy Therapeutics Inc.

27 Apr 2015

President and CEO

Bought

244

$5.41K

0.0%

DCOY Decoy Therapeutics Inc.

20 Apr 2015

President and CEO

Bought

266

$5.56K

0.0%

DCOY Decoy Therapeutics Inc.

13 Apr 2015

President and CEO

Bought

282

$5.54K

0.0%

DCOY Decoy Therapeutics Inc.

6 Apr 2015

President and CEO

Bought

262

$5.55K

0.0%

DCOY Decoy Therapeutics Inc.

30 Mar 2015

President and CEO

Bought

272

$5.58K

0.0%

VSTM Verastem, Inc.

28 Jan 2015

Executive Chairman

Bought

1,230,769

$8.00M

opened

VSTM Verastem, Inc.

19 Dec 2014

Executive Chairman

Bought

1,500

$12.75K

0.2%

VSTM Verastem, Inc.

14 May 2014

Executive Chairman

Bought

2,000

$15.12K

0.3%

TPST Tempest Therapeutics, Inc.

7 Mar 2014

Director

Bought

100,000

$1.00M

2.7%

VSTM Verastem, Inc.

18 Nov 2013

Director

Bought

1,000

$9.60K

0.1%

TPST Tempest Therapeutics, Inc.

11 Sep 2013

Director

Bought

4,850

$51.07K

opened

VSTM Verastem, Inc.

7 Jun 2013

Chief Executive Officer

Bought

1,000

$9.06K

0.1%

VSTM Verastem, Inc.

21 May 2013

Chief Executive Officer

Bought

800

$7.39K

0.1%

VSTM Verastem, Inc.

3 May 2013

Chief Executive Officer

Bought

800

$7.86K

0.1%

VSTM Verastem, Inc.

17 Apr 2013

Chief Executive Officer

Bought

800

$7.62K

0.1%

VSTM Verastem, Inc.

21 Mar 2013

Chief Executive Officer

Bought

800

$7.23K

0.1%

VSTM Verastem, Inc.

5 Mar 2013

Chief Executive Officer

Bought

800

$7.58K

0.1%

VSTM Verastem, Inc.

29 Jan 2013

Chief Executive Officer

Bought

300

$3.00K

0.0%

VSTM Verastem, Inc.

2 Jan 2013

President and C.E.O.

Bought

800

$7.78K

0.1%

95 decisions on file.