Michael Mason Karyopharm Therapeutics Inc. (KPTI) insider trading activity

Michael Mason is EVP, CFO & Treasurer of Karyopharm Therapeutics Inc.. Currently has a direct ownership of 391,054 shares of KPTI, which is worth approximately $351,948. The most recent transaction as insider was on Sep 04, 2024, when has been sold 7,050 shares (Common Stock) at a price of $0.72 per share, resulting in proceeds of $5,076. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 391K

1.77% 3M change

64.43% 12M change

Total Value Held $351,948

Michael Mason Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Sep 04 2024	SELL Open market or private sale	$5,076 $0.72 p/Share	7,050 Reduced 1.77%	391,054 Common Stock
Jun 04 2024	SELL Open market or private sale	$645 $0.99 p/Share	652 Reduced 0.16%	398,104 Common Stock
Mar 01 2024	SELL Open market or private sale	$7,394 $1.2 p/Share	6,162 Reduced 1.52%	398,756 Common
Feb 29 2024	SELL Open market or private sale	$32,393 $1.17 p/Share	27,687 Reduced 6.4%	404,918 Common
Feb 28 2024	BUY Grant, award, or other acquisition	-	188,205 Added 30.32%	432,605 Common Stock
Feb 27 2024	SELL Open market or private sale	$3,359 $1.32 p/Share	2,545 Reduced 1.03%	244,400 Common Stock
Feb 06 2024	SELL Open market or private sale	$6,685 $1.59 p/Share	4,205 Reduced 1.67%	246,945 Common Stock
Jan 24 2024	BUY Grant, award, or other acquisition	-	13,333 Added 5.04%	251,150 Common Stock
Sep 01 2023	SELL Open market or private sale	$9,194 $1.33 p/Share	6,913 Reduced 2.82%	237,817 Common Stock
Jun 02 2023	SELL Open market or private sale	$1,400 $2.22 p/Share	631 Reduced 0.26%	244,730 Common Stock
Mar 01 2023	SELL Open market or private sale	$33,951 $3.03 p/Share	11,205 Reduced 4.37%	245,361 Common Stock
Feb 28 2023	BUY Grant, award, or other acquisition	-	95,000 Added 27.02%	256,566 Common Stock
Feb 27 2023	SELL Open market or private sale	$8,518 $3.04 p/Share	2,802 Reduced 1.7%	161,566 Common Stock
Feb 06 2023	SELL Open market or private sale	$14,079 $3.4 p/Share	4,141 Reduced 2.46%	164,368 Common Stock
Aug 31 2022	BUY Grant, award, or other acquisition	-	30,000 Added 15.11%	168,509 Common Stock
Jun 03 2022	SELL Open market or private sale	$3,642 $6.06 p/Share	601 Reduced 0.43%	138,509 Common Stock
Feb 28 2022	SELL Open market or private sale	$24,556 $10.24 p/Share	2,398 Reduced 1.69%	139,110 Common Stock
Feb 28 2022	BUY Grant, award, or other acquisition	-	88,200 Added 38.4%	141,508 Common Stock
Feb 07 2022	SELL Open market or private sale	$38,917 $9.86 p/Share	3,947 Reduced 6.89%	53,308 Common Stock
Jun 01 2021	BUY Grant, award, or other acquisition	-	5,500 Added 8.76%	57,255 Common Stock
Feb 25 2021	BUY Grant, award, or other acquisition	-	22,013 Added 29.84%	51,755 Common Stock
Feb 11 2021	SELL Open market or private sale	$44,356 $15.52 p/Share	2,858 Reduced 35.07%	5,292 Common Stock
Feb 05 2021	BUY Exercise of conversion of derivative security	-	8,150 Added 50.0%	8,150 Common Stock

Michael Mason

EVP, CFO & Treasurer

Newton, MA

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