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Karyopharm Therapeutics Inc. (KPTI)

Karyopharm Therapeutics Inc. (KPTI) Insider Trading

Directors, officers and holders of more than 10% of KPTI report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.

Recent Form 4 transactions

The 50 most recent of 110 transactions on file: 0 with code P, 25 with code S and 25 with other codes.

DateInsiderCodeShares
Oct 16, 2026Abate KristinS Sale4,788
Oct 1, 2026Abate KristinS Sale378
Sep 1, 2026Abate KristinS Sale19
Jul 28, 2026Poulton StuartS Sale189
May 21, 2026Su ZhenA Award15,508
May 21, 2026BOHLIN GAREN GA Award15,508
May 21, 2026Schor ChenA Award15,508
May 21, 2026PAKIANATHAN DEEPIKAA Award15,508
May 21, 2026Oliger Christy J.A Award15,508
May 21, 2026Greene Barry EA Award15,508
May 14, 2026Rangwala ReshmaS Sale408
May 14, 2026Abate KristinS Sale53
May 14, 2026Cheng Sohanya RoshanS Sale324
May 14, 2026Mano MichaelS Sale266
May 14, 2026Poulton StuartS Sale403
May 14, 2026Paulson Richard A.S Sale2,203
May 13, 2026Rangwala ReshmaA Award947
May 13, 2026Abate KristinA Award121
May 13, 2026Paulson Richard A.A Award4,920
May 13, 2026Mano MichaelA Award700
May 13, 2026Cheng Sohanya RoshanA Award947
May 13, 2026Poulton StuartA Award896
Apr 21, 2026Rangwala ReshmaS Sale449
Mar 2, 2026Rangwala ReshmaS Sale5,066
Mar 2, 2026Abate KristinS Sale559
Mar 2, 2026Paulson Richard A.S Sale12,361
Mar 2, 2026Cheng Sohanya RoshanS Sale4,604
Mar 2, 2026Poulton StuartS Sale5,101
Mar 2, 2026Mano MichaelS Sale3,526
Feb 17, 2026Poulton StuartS Sale378
Feb 5, 2026Paulson Richard A.A Award81,060
Feb 3, 2026Macomber LoriS Sale1,626
Jan 31, 2026Mano MichaelA Award32,415
Jan 31, 2026Rangwala ReshmaA Award32,415
Jan 31, 2026Cheng Sohanya RoshanA Award32,415
Jan 31, 2026Poulton StuartA Award32,415
Jan 31, 2026Macomber LoriA Award32,415
Jan 28, 2026Abate KristinS Sale50
Jan 27, 2026Abate KristinA Award92
Jan 21, 2026Abate KristinS Sale265
Oct 15, 2025Cheng Sohanya RoshanA Award43,650
Oct 15, 2025Mano MichaelA Award43,650
Oct 15, 2025Paulson Richard A.A Award114,285
Oct 15, 2025Poulton StuartA Award39,682
Oct 15, 2025Macomber LoriA Award43,650
Oct 15, 2025Abate KristinA Award12,799
Oct 1, 2025Abate KristinS Sale362
Sep 15, 2025Poulton StuartS Sale401
Sep 15, 2025Mano MichaelS Sale234
Sep 15, 2025Abate KristinS Sale23

The full Form 4 history is on the KPTI company page (Insider Trades card, View all).

Questions about this data

Which insider transactions are open-market trades?

Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.

How quickly are insider trades reported?

A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.

Who has to file Form 4?

Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.

Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.