Insider · CIK 0001364719

Michael Kauffman

Files at: KYNB, KPTI, VSTM, KZR, INFI. On EDGAR ↗

Period1M 3M 6M 1Y 2Y All datashares as filed — not split-adjusted

Open-market buys & salesbuys $30k · 1sales $5.7M · 29net −$5.7M

Reported trades — common stock

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake	Flags
Jan 7, 2019 SForm 4 →	Jan 9, 4:41 pm EST	Karyopharm Therapeutics Inc.KPTI	12,500	$10.23	$127,824	731,134	−1.68%	plan?
Jan 7, 2019 MForm 4 →	Jan 9, 4:41 pm EST	Karyopharm Therapeutics Inc.KPTI	12,500	$0.033	$413	743,634	—	plan?
Dec 7, 2018 SForm 4 →	Dec 10, 4:29 pm EST	Karyopharm Therapeutics Inc.KPTI	12,500	$10.11	$126,423	713,510	−1.72%	plan?
Dec 7, 2018 MForm 4 →	Dec 10, 4:29 pm EST	Karyopharm Therapeutics Inc.KPTI	12,500	$0.033	$413	726,010	—	plan?
Nov 26, 2018 SForm 4 →	Nov 27, 4:17 pm EST	Karyopharm Therapeutics Inc.KPTI	9,600	$11.00	$105,600	512,143	−1.84%	plan?
Nov 26, 2018 MForm 4 →	Nov 27, 4:17 pm EST	Karyopharm Therapeutics Inc.KPTI	9,600	$4.75	$45,619	521,743	—	plan?
Nov 19, 2018 SForm 4 →	Nov 21, 8:00 am EST	Karyopharm Therapeutics Inc.KPTI	400	$11.14	$4,455	512,143	−0.08%	plan?
Nov 19, 2018 MForm 4 →	Nov 21, 8:00 am EST	Karyopharm Therapeutics Inc.KPTI	400	$4.75	$1,901	512,543	—	plan?
Nov 7, 2018 SForm 4 →	Nov 9, 4:17 pm EST	Karyopharm Therapeutics Inc.KPTI	12,500	$11.65	$145,593	713,510	−1.72%	plan?
Nov 7, 2018 MForm 4 →	Nov 9, 4:17 pm EST	Karyopharm Therapeutics Inc.KPTI	12,500	$0.033	$413	726,010	—	plan?
Oct 18, 2018 SForm 4 →	Oct 22, 4:06 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$12.63	$126,304	512,143	−1.92%	plan?
Oct 18, 2018 MForm 4 →	Oct 22, 4:06 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$4.75	$47,520	522,143	—	plan?
Oct 8, 2018 SForm 4 →	Oct 9, 8:05 am EDT	Karyopharm Therapeutics Inc.KPTI	12,500	$15.75	$196,832	713,510	−1.72%	plan?
Oct 8, 2018 MForm 4 →	Oct 9, 8:05 am EDT	Karyopharm Therapeutics Inc.KPTI	12,500	$0.033	$413	726,010	—	plan?
Sep 28, 2018 AForm 4 →	Oct 2, 6:49 pm EDT	Verastem, Inc.VSTM	4,000	—	—	8,000	—	plan?
Sep 28, 2018 PForm 4 →	Oct 2, 6:49 pm EDT	Verastem, Inc.VSTM	4,000	$7.49	$29,960	4,000	—	plan?
Sep 18, 2018 SForm 4 →	Sep 18, 5:23 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$18.26	$182,615	512,143	−1.92%	plan?
Sep 18, 2018 MForm 4 →	Sep 18, 5:23 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$4.75	$47,520	522,143	—	plan?
Sep 7, 2018 SForm 4 →	Sep 10, 4:13 pm EDT	Karyopharm Therapeutics Inc.KPTI	12,500	$19.31	$241,384	713,510	−1.72%	plan?
Sep 7, 2018 MForm 4 →	Sep 10, 4:13 pm EDT	Karyopharm Therapeutics Inc.KPTI	12,500	$0.033	$413	726,010	—	plan?
Aug 20, 2018 SForm 4 →	Aug 21, 4:11 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$17.46	$174,568	512,143	−1.92%	plan?
Aug 20, 2018 MForm 4 →	Aug 21, 4:11 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$4.75	$47,520	522,143	—	plan?
Aug 7, 2018 SForm 4 →	Aug 8, 4:08 pm EDT	Karyopharm Therapeutics Inc.KPTI	12,500	$18.04	$225,556	713,510	−1.72%	plan?
Aug 7, 2018 MForm 4 →	Aug 8, 4:08 pm EDT	Karyopharm Therapeutics Inc.KPTI	12,500	$0.033	$413	726,010	—	plan?
Jul 18, 2018 SForm 4 →	Jul 20, 4:23 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$18.27	$182,686	512,143	−1.92%	plan?
Jul 18, 2018 MForm 4 →	Jul 20, 4:23 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$2.17	$21,678	522,143	—	plan?
Jul 9, 2018 SForm 4 →	Jul 10, 4:10 pm EDT	Karyopharm Therapeutics Inc.KPTI	12,500	$18.72	$233,990	713,510	−1.72%	plan?
Jul 9, 2018 MForm 4 →	Jul 10, 4:10 pm EDT	Karyopharm Therapeutics Inc.KPTI	12,500	$0.033	$413	726,010	—	plan?
Jun 25, 2018 CForm 4 →	Jun 27, 4:50 pm EDT	Kezar Life Sciences, Inc.KZR	10,516	—	—	63,690	—	plan?
Jun 18, 2018 SForm 4 →	Jun 19, 4:05 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$18.66	$186,558	512,143	−1.92%	plan?
Jun 18, 2018 MForm 4 →	Jun 19, 4:05 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$0.264	$2,640	522,143	—	plan?
Jun 7, 2018 SForm 4 →	Jun 11, 4:17 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$17.30	$172,991	713,510	−1.38%	plan?
Jun 7, 2018 MForm 4 →	Jun 11, 4:17 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$0.257	$2,570	723,510	—	plan?
May 18, 2018 SForm 4 →	May 21, 4:26 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$19.39	$193,870	512,143	−1.92%	plan?
May 18, 2018 MForm 4 →	May 21, 4:26 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$0.264	$2,640	522,143	—	plan?
May 7, 2018 SForm 4 →	May 8, 4:21 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$16.77	$167,747	713,510	−1.38%	plan?
May 7, 2018 MForm 4 →	May 8, 4:21 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$0.264	$2,640	723,510	—	plan?
Apr 18, 2018 SForm 4 →	Apr 20, 4:06 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$14.79	$147,878	512,143	−1.92%	plan?
Apr 18, 2018 MForm 4 →	Apr 20, 4:06 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$0.264	$2,640	522,143	—	plan?
Apr 9, 2018 SForm 4 →	Apr 10, 4:20 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$12.48	$124,829	713,510	−1.38%	plan?
Apr 9, 2018 MForm 4 →	Apr 10, 4:20 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$0.264	$2,640	723,510	—	plan?
Mar 19, 2018 SForm 4 →	Mar 20, 4:34 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$15.29	$152,895	512,143	−1.92%	plan?
Mar 19, 2018 MForm 4 →	Mar 20, 4:34 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	$0.264	$2,640	522,143	—	plan?
Mar 7, 2018 SForm 4 →	Mar 8, 5:57 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	$16.15	$161,463	713,510	−1.38%	plan?
Mar 7, 2018 MForm 4 →	Mar 8, 5:57 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	$0.264	$2,640	723,510	—	plan?
Feb 20, 2018 SForm 4 →	Feb 22, 4:15 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	$14.79	$147,872	512,143	−1.92%	plan?
Feb 20, 2018 MForm 4 →	Feb 22, 4:15 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	$0.264	$2,640	522,143	—	plan?
Feb 7, 2018 SForm 4 →	Feb 8, 4:08 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	$12.50	$125,048	713,510	−1.38%	plan?
Feb 7, 2018 MForm 4 →	Feb 8, 4:08 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	$0.264	$2,640	723,510	—	plan?
Jan 18, 2018 SForm 4 →	Jan 22, 4:05 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	$10.09	$100,882	512,143	−1.92%	plan?
Jan 18, 2018 MForm 4 →	Jan 22, 4:05 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	$0.264	$2,640	522,143	—	plan?
Jan 8, 2018 SForm 4 →	Jan 9, 4:10 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	$10.08	$100,769	713,510	−1.38%	plan?
Jan 8, 2018 MForm 4 →	Jan 9, 4:10 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	$0.264	$2,640	723,510	—	plan?
Dec 18, 2017 SForm 4 →	Dec 20, 4:19 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	$9.16	$91,553	512,143	−1.92%	plan?
Dec 18, 2017 MForm 4 →	Dec 20, 4:19 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	$0.264	$2,640	522,143	—	plan?
Dec 7, 2017 SForm 4 →	Dec 8, 4:07 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	$10.39	$103,903	713,510	−1.38%	plan?
Dec 7, 2017 MForm 4 →	Dec 8, 4:07 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	$0.264	$2,640	723,510	—	plan?
Dec 30, 2015 GForm 5 →	Feb 12, 2016, 4:20 pm EST	Karyopharm Therapeutics Inc.KPTI	6,288	—	—	760,819	—	plan?
Mar 19, 2015 SForm 4 →	Feb 17, 2016, 5:00 pm EST	Verastem, Inc.VSTM	3,000	$7.86	$23,566	0	−100%	plan? late
Jan 12, 2015 SForm 4 →	Jan 14, 4:03 pm EST	Karyopharm Therapeutics Inc.KPTI	50,000	$33.00	$1,650,000	763,963	−6.14%	plan?
Dec 1, 2014 GForm 4 →	Jan 14, 2015, 4:03 pm EST	Karyopharm Therapeutics Inc.KPTI	20,000	—	—	788,963	—	plan? late

Reported trades — derivatives (options, RSUs, warrants)

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake	Flags
Jun 12, 2026 AForm 4 →	Jun 17, 7:40 pm EDT	KYNTRA BIO, INC.KYNB	7,000	—	—	7,000	—	late
Feb 15, 2019 AForm 4 →	Feb 19, 4:23 pm EST	Karyopharm Therapeutics Inc.KPTI	636,800	—	—	87,200	—
Jan 7, 2019 MForm 4 →	Jan 9, 4:41 pm EST	Karyopharm Therapeutics Inc.KPTI	12,500	—	—	15,357	—
Dec 7, 2018 MForm 4 →	Dec 10, 4:29 pm EST	Karyopharm Therapeutics Inc.KPTI	12,500	—	—	27,857	—
Nov 26, 2018 MForm 4 →	Nov 27, 4:17 pm EST	Karyopharm Therapeutics Inc.KPTI	9,600	—	—	436,061	—
Nov 19, 2018 MForm 4 →	Nov 21, 8:00 am EST	Karyopharm Therapeutics Inc.KPTI	400	—	—	445,661	—
Nov 7, 2018 MForm 4 →	Nov 9, 4:17 pm EST	Karyopharm Therapeutics Inc.KPTI	12,500	—	—	40,357	—
Oct 18, 2018 MForm 4 →	Oct 22, 4:06 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	446,061	—
Oct 8, 2018 MForm 4 →	Oct 9, 8:05 am EDT	Karyopharm Therapeutics Inc.KPTI	12,500	—	—	52,857	—
Sep 18, 2018 MForm 4 →	Sep 18, 5:23 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	456,061	—
Sep 7, 2018 MForm 4 →	Sep 10, 4:13 pm EDT	Karyopharm Therapeutics Inc.KPTI	12,500	—	—	1,764	—
Aug 20, 2018 MForm 4 →	Aug 21, 4:11 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	466,061	—
Aug 7, 2018 MForm 4 →	Aug 8, 4:08 pm EDT	Karyopharm Therapeutics Inc.KPTI	12,500	—	—	14,264	—
Jul 18, 2018 MForm 4 →	Jul 20, 4:23 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	476,061	—
Jul 9, 2018 MForm 4 →	Jul 10, 4:10 pm EDT	Karyopharm Therapeutics Inc.KPTI	12,500	—	—	26,764	—
Jun 25, 2018 CForm 4 →	Jun 27, 4:50 pm EDT	Kezar Life Sciences, Inc.KZR	10,516	—	—	0	—
Jun 18, 2018 MForm 4 →	Jun 19, 4:05 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	5,757	—
Jun 12, 2018 AForm 4 →	Jun 14, 8:32 am EDT	INFINITY PHARMACEUTICALS, INC.INFI	20,000	—	—	20,000	—
Jun 11, 2018 AForm 5 →	Feb 13, 2019, 5:12 pm EST	Verastem, Inc.VSTM	25,000	—	—	25,000	—
Jun 7, 2018 MForm 4 →	Jun 11, 4:17 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	7,553	—
May 18, 2018 MForm 4 →	May 21, 4:26 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	15,757	—
May 7, 2018 MForm 4 →	May 8, 4:21 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	9,697	—
Apr 18, 2018 MForm 4 →	Apr 20, 4:06 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	18,181	—
Apr 9, 2018 MForm 4 →	Apr 10, 4:20 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	19,697	—
Mar 19, 2018 MForm 4 →	Mar 20, 4:34 pm EDT	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	2,424	—
Mar 7, 2018 MForm 4 →	Mar 8, 5:57 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	29,697	—
Feb 20, 2018 MForm 4 →	Feb 22, 4:15 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	12,424	—
Feb 7, 2018 MForm 4 →	Feb 8, 4:08 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	9,394	—
Jan 24, 2018 AForm 4 →	Jan 25, 4:27 pm EST	Karyopharm Therapeutics Inc.KPTI	400,000	—	—	200,000	—
Jan 18, 2018 MForm 4 →	Jan 22, 4:05 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	22,424	—
Jan 8, 2018 MForm 4 →	Jan 9, 4:10 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	19,394	—
Dec 18, 2017 MForm 4 →	Dec 20, 4:19 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	32,424	—
Dec 7, 2017 MForm 4 →	Dec 8, 4:07 pm EST	Karyopharm Therapeutics Inc.KPTI	10,000	—	—	29,394	—
Jun 13, 2017 AForm 4 →	Jun 15, 4:21 pm EDT	Verastem, Inc.VSTM	25,000	—	—	25,000	—
Apr 5, 2017 AForm 4 →	Apr 6, 8:27 am EDT	INFINITY PHARMACEUTICALS, INC.INFI	40,000	—	—	40,000	—
Jan 20, 2017 AForm 4 →	Jan 24, 5:30 pm EST	Karyopharm Therapeutics Inc.KPTI	500,000	—	—	250,000	—
Jun 14, 2016 AForm 4 →	Jun 16, 4:37 pm EDT	Verastem, Inc.VSTM	25,000	—	—	25,000	—
Jan 15, 2016 AForm 4 →	Jan 20, 4:51 pm EST	Karyopharm Therapeutics Inc.KPTI	340,000	—	—	170,000	—
Jun 12, 2015 AForm 4 →	Jun 16, 6:32 pm EDT	Verastem, Inc.VSTM	17,969	—	—	17,969	—
Jan 19, 2015 AForm 4 →	Jan 22, 8:27 am EST	Karyopharm Therapeutics Inc.KPTI	400,000	—	—	200,000	—	late