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Aktis Oncology, Inc. (AKTS)

Aktis Oncology, Inc. (AKTS) Insider Trading

Directors, officers and holders of more than 10% of AKTS 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 76 transactions on file: 1 with code P, 11 with code S and 38 with other codes.

DateInsiderCodeShares
Sep 23, 2026Czibere AkosS Sale7,401
Sep 23, 2026Czibere AkosM Exercise12,500
Sep 23, 2026Czibere AkosS Sale5,099
Sep 23, 2026Czibere AkosM Exercise12,500
Jul 20, 2026Herrmann KenM Exercise3,506
Jul 20, 2026Herrmann KenM Exercise3,506
Jul 20, 2026Herrmann KenM Exercise1,350
Jul 20, 2026Herrmann KenM Exercise1,350
Jul 20, 2026Herrmann KenS Sale3,506
Jul 20, 2026Herrmann KenS Sale1,350
Jul 17, 2026Herrmann KenM Exercise3,065
Jul 17, 2026Herrmann KenM Exercise3,065
Jul 17, 2026Herrmann KenS Sale3,065
Jul 8, 2026Czibere AkosS Sale30,829
Jul 8, 2026Ron-Bigger ShulamitM Exercise50,000
Jul 8, 2026Ron-Bigger ShulamitS Sale15,800
Jul 8, 2026Ron-Bigger ShulamitS Sale30,000
Jul 8, 2026Ron-Bigger ShulamitS Sale4,200
Jul 8, 2026Czibere AkosM Exercise50,000
Jul 8, 2026Ron-Bigger ShulamitM Exercise50,000
Jul 8, 2026Czibere AkosS Sale4,371
Jul 8, 2026Czibere AkosS Sale14,800
Jul 8, 2026Czibere AkosM Exercise50,000
Apr 15, 2026Gormley GlennA Award37,866
Jan 12, 2026MPM BIOVENTURES 2018, L.P.C Conversion1,577,119
Jan 12, 2026MPM BIOVENTURES 2018, L.P.P Purchase1,112,777
Jan 12, 2026EcoR1 Capital, LLCC Conversion9,913,810
Jan 12, 2026EcoR1 Capital, LLCC Conversion997,299
Jan 12, 2026EcoR1 Capital, LLCC Conversion488,891
Jan 12, 2026EcoR1 Capital, LLCC Conversion2,397,500
Jan 12, 2026EcoR1 Capital, LLCC Conversion102,500
Jan 12, 2026EcoR1 Capital, LLCC Conversion965,190
Jan 12, 2026EcoR1 Capital, LLCC Conversion86,222
Jan 12, 2026Vida Ventures II, LLCC Conversion14,838,250
Jan 12, 2026Vida Ventures II, LLCC Conversion411,750
Jan 12, 2026Vida Ventures II, LLCC Conversion3,648,750
Jan 12, 2026Vida Ventures II, LLCC Conversion101,250
Jan 12, 2026Segal Lloyd MitchellC Conversion50,000
Jan 12, 2026Segal Lloyd MitchellC Conversion24,687
Jan 12, 2026Kim Helen SusanC Conversion14,838,250
Jan 12, 2026Kim Helen SusanC Conversion411,750
Jan 12, 2026Kim Helen SusanC Conversion3,648,750
Jan 12, 2026Kim Helen SusanC Conversion101,250
Jan 12, 2026EcoR1 Capital, LLCC Conversion2,270,879
Jan 12, 2026GADICKE ANSBERTC Conversion22,500,000
Jan 12, 2026GADICKE ANSBERTC Conversion6,000,000
Jan 12, 2026Foley ToddC Conversion2,272,727
Jan 12, 2026Foley ToddC Conversion10,227,273
Jan 12, 2026Foley ToddC Conversion2,727,273
Jan 12, 2026MPM BIOVENTURES 2018, L.P.C Conversion5,000,000

The full Form 4 history is on the AKTS 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.