Westphal Christoph H (CIK 0001291961)

Latest company ownership

Shares held
1,036,585
Last filed at
Jul 22, 2021
Confidence Score
50.0
2025Q4
Confidence Score History
2021Q3 2025Q4
Shares held
706,777
Last filed at
Mar 11, 2014
Confidence Score
50.0
2025Q4
Confidence Score History
2013Q3 2025Q4
VSTM - Verastem, Inc.
Role: Chair
Shares held
628,571
Last filed at
Jan 26, 2012
Confidence Score
50.0
2025Q4
Confidence Score History
2012Q4 2025Q4
Shares held
38,191
Last filed at
Dec 21, 2018
Confidence Score
50.0
2025Q4
Confidence Score History
2015Q1 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Jul 20, 2021 Jul 22, 2021 TScan Therapeutics, Inc. 10% Owner Buy 95.0 +133,333 6.47% ✗ $2M
Oct 16, 2018 Oct 18, 2018 Salarius Pharmaceuticals, Inc. 10% Owner Sell 17.5 -3,212,861 -44.91% ✗ $2.9M
Nov 8, 2016 Nov 8, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 60.0 +7,000 0.10% ✗ $51.2K
Nov 7, 2016 Nov 7, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 60.0 +8,870 0.12% ✗ $50.6K
Jun 23, 2016 Jun 24, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +2,700 0.04% ✗ $30.5K
Jun 21, 2016 Jun 22, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 60.0 +5,700 0.08% ✗ $63K
Jun 17, 2016 Jun 21, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 60.0 +6,000 0.08% ✗ $67.1K
Jun 15, 2016 Jun 17, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 60.0 +5,800 0.08% ✗ $64.8K
Jun 13, 2016 Jun 15, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 60.0 +5,900 0.08% ✗ $68.1K
Jun 9, 2016 Jun 13, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 60.0 +6,000 0.08% ✗ $71.6K
Jun 7, 2016 Jun 9, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 60.0 +5,900 0.08% ✗ $72.3K
Jun 3, 2016 Jun 7, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 60.0 +6,000 0.08% ✗ $75.4K
Jun 1, 2016 Jun 2, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 60.0 +10,000 0.14% ✗ $129.9K
May 27, 2016 Jun 1, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 67.5 +22,300 0.32% ✗ $282.7K
May 25, 2016 May 27, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 67.5 +28,600 0.41% ✗ $367.2K
May 23, 2016 May 24, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 67.5 +30,334 0.43% ✗ $376.6K
May 19, 2016 May 23, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 60.0 +7,914 0.11% ✗ $87.5K
May 17, 2016 May 19, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 67.5 +33,400 0.48% ✗ $370.7K
May 13, 2016 May 17, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 65.0 +15,469 0.22% ✗ $158.6K
May 11, 2016 May 13, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 67.5 +30,217 0.44% ✗ $305.9K
May 9, 2016 May 11, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 67.5 +30,109 0.44% ✗ $299.3K
Mar 23, 2016 Mar 25, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 75.0 +49,563 0.73% ✗ $548.2K
Mar 22, 2016 Mar 25, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 75.0 +23,951 0.83% ✗ $282.1K
Mar 21, 2016 Mar 23, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 75.0 +48,058 0.71% ✗ $564.2K
Mar 17, 2016 Mar 21, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 75.0 +37,574 0.56% ✗ $413.3K
Mar 15, 2016 Mar 17, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 75.0 +38,379 0.57% ✗ $392.8K
Mar 11, 2016 Mar 15, 2016 Salarius Pharmaceuticals, Inc. CEO Buy 85.0 +89,680 1.35% ✗ $627.8K
Dec 14, 2015 Dec 15, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +927 0.01% ✓ $11.1K
Dec 7, 2015 Dec 7, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +907 0.01% ✓ $10.9K
Nov 30, 2015 Dec 1, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +887 0.01% ✓ $10.9K
Nov 23, 2015 Nov 23, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +971 0.01% ✓ $11.1K
Nov 16, 2015 Nov 16, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +1,001 0.02% ✓ $10.8K
Nov 9, 2015 Nov 9, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +1,000 0.02% ✓ $11K
Nov 2, 2015 Nov 4, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +967 0.01% ✓ $11.2K
Oct 26, 2015 Oct 28, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +1,043 0.02% ✓ $11K
Oct 19, 2015 Oct 20, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +1,018 0.02% ✓ $10.8K
Oct 12, 2015 Oct 13, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +924 0.01% ✓ $11.1K
Oct 5, 2015 Oct 6, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +868 0.01% ✓ $10.8K
Sep 28, 2015 Sep 30, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +924 0.01% ✓ $10.3K
Sep 21, 2015 Sep 22, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +733 0.01% ✓ $11.8K
Sep 14, 2015 Sep 16, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +750 0.01% ✓ $10.8K
Aug 31, 2015 Sep 1, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +887 0.01% ✓ $11.1K
Aug 24, 2015 Aug 26, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +844 0.01% ✓ $11.3K
Aug 17, 2015 Aug 19, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +774 0.01% ✓ $11K
Aug 10, 2015 Aug 11, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +762 0.01% ✓ $11.2K
Aug 3, 2015 Aug 4, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +706 0.01% ✓ $11.4K
Jul 27, 2015 Jul 27, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 48.8 +691 0.01% ✓ $11.1K
Jul 20, 2015 Jul 21, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 47.5 +337 0.01% ✓ $5.5K
Jul 13, 2015 Jul 14, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 47.5 +324 0.00% ✓ $5.6K
Jul 6, 2015 Jul 8, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 47.5 +342 0.01% ✓ $5.5K
Jun 29, 2015 Jul 1, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 47.5 +286 0.00% ✓ $5.8K
Jun 30, 2015 Jul 1, 2015 Verastem, Inc. Chair Sell 51.3 -2,648 -0.12% ✗ $18.2K
Jun 22, 2015 Jun 23, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 47.5 +278 0.00% ✓ $5.5K
Jun 15, 2015 Jun 16, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 47.5 +284 0.00% ✓ $5.5K
Jun 8, 2015 Jun 10, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 47.5 +311 0.00% ✓ $5.6K
Jun 1, 2015 Jun 3, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 47.5 +303 0.00% ✓ $5.5K
May 18, 2015 May 20, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 47.5 +323 0.00% ✓ $5.5K
May 11, 2015 May 13, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 47.5 +313 0.00% ✓ $5.7K
May 4, 2015 May 6, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 47.5 +310 0.00% ✓ $5.6K
Apr 27, 2015 Apr 29, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 47.5 +244 0.00% ✓ $5.4K
Apr 20, 2015 Apr 21, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 47.5 +266 0.00% ✓ $5.6K
Apr 13, 2015 Apr 15, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 47.5 +282 0.00% ✓ $5.5K
Apr 6, 2015 Apr 7, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 47.5 +262 0.00% ✓ $5.5K
Mar 31, 2015 Apr 2, 2015 Verastem, Inc. Chair Sell 51.3 -2,817 -0.13% ✗ $29.6K
Mar 30, 2015 Apr 1, 2015 Salarius Pharmaceuticals, Inc. CEO Buy 47.5 +272 0.00% ✓ $5.6K
Jan 28, 2015 Jan 28, 2015 Verastem, Inc. Chair Buy 100.0 +1,230,769 129.16% ✗ $8M
Jan 8, 2015 Jan 12, 2015 Verastem, Inc. Chair Sell 72.5 +5,812 0.61% ✗ $53.4K
Dec 31, 2014 Dec 31, 2014 Verastem, Inc. Chair Sell 43.8 -2,770 -0.29% ✗ $24.5K
Dec 19, 2014 Dec 22, 2014 Verastem, Inc. Chair Buy 56.3 +1,500 0.16% ✗ $12.8K
Sep 30, 2014 Oct 2, 2014 Verastem, Inc. Chair Sell 43.8 -2,762 -0.29% ✗ $23.8K
Jun 30, 2014 Jul 1, 2014 Verastem, Inc. Chair Sell 32.5 -5,530 -0.57% ✗ $52.6K
May 14, 2014 May 15, 2014 Verastem, Inc. Chair Buy 61.3 +2,000 0.21% ✗ $15.1K
Mar 31, 2014 Mar 31, 2014 Verastem, Inc. Chair Sell 32.5 -5,550 -0.57% ✗ $57.5K
Mar 7, 2014 Mar 11, 2014 Tempest Therapeutics, Inc. Director Buy 87.5 +100,000 2.26% ✗ $1M
Jan 7, 2014 Jan 9, 2014 Verastem, Inc. Director Sell 65.0 +13,434 0.36% ✗ $168.4K
Jan 2, 2014 Jan 3, 2014 Verastem, Inc. Director Sell 47.5 -6,492 -0.18% ✗ $74K
Oct 31, 2013 Nov 19, 2013 Verastem, Inc. Director Buy 48.8 +1,800 0.05% ✓ $17.6K
Sep 30, 2013 Oct 1, 2013 Verastem, Inc. Director Sell 47.5 -6,094 -0.16% ✗ $77.5K
Sep 11, 2013 Sep 12, 2013 Tempest Therapeutics, Inc. Director Buy 60.0 +4,850 0.11% ✗ $51.1K
Jul 1, 2013 Jul 2, 2013 Verastem, Inc. Director Sell 47.5 -5,923 -0.16% ✗ $82.2K
May 30, 2013 Jun 11, 2013 Verastem, Inc. CEO Buy 48.8 +1,800 0.05% ✓ $16.6K
May 13, 2013 May 23, 2013 Verastem, Inc. CEO Buy 48.8 +1,600 0.04% ✓ $15.2K
Apr 25, 2013 May 7, 2013 Verastem, Inc. CEO Buy 48.8 +1,600 0.04% ✓ $15.8K
Apr 9, 2013 Apr 19, 2013 Verastem, Inc. CEO Buy 48.8 +1,800 0.05% ✓ $16.7K
Apr 1, 2013 Apr 3, 2013 Verastem, Inc. CEO Sell 53.8 -5,042 -0.14% ✓ $47.5K
Mar 13, 2013 Mar 25, 2013 Verastem, Inc. CEO Buy 48.8 +1,600 0.04% ✓ $14.7K
Mar 12, 2013 Mar 14, 2013 Verastem, Inc. CEO Sell 30.0 -36,864 -0.99% ✗ $345.4K
Feb 25, 2013 Mar 7, 2013 Verastem, Inc. CEO Buy 48.8 +1,600 0.04% ✓ $15.5K
Dec 28, 2012 Feb 14, 2013 Verastem, Inc. CEO Buy 67.5 +26,626 0.72% ✓ $7.9K
Jan 18, 2013 Jan 31, 2013 Verastem, Inc. CEO Buy 48.8 +1,100 0.03% ✓ $11K
Dec 21, 2012 Jan 3, 2013 Verastem, Inc. President Buy 48.8 +1,800 0.05% ✓ $16.6K