MetaCap

Cullinan Therapeutics Insider Trades

NASDAQ: CGEMHealth CareBiotechnology: Biological Products (No Diagnostic Substances)USD

15.53+0.07 (+0.45%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Last 12 months

Purchases
1 · $1.39M
Sales
28 · $2.51M
Shares bought / sold
165.67K / 165.91K
Net activity
Net selling $1.1 million

Cullinan Therapeutics insider activity

Over the last 12 months, Cullinan Therapeutics insiders reported 40 transactions on SEC Form 4: 1 open-market purchase and 28 sales. Insiders bought $1.4 million and sold $2.5 million worth of stock, for net insider selling of $1.1 million. The largest seller was Michaelson Jennifer, with $1.6 million in reported sales.

The most recent filing shows Michaelson Jennifer (Chief Scientific Officer) reporting a transaction in 4,000 shares at $4.30 on Sep 8, 2026. Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put CGEM's ownership changes in context.

Summary generated from market data by MetaCap's automated system. Methodology

CGEM insider transactions

Cullinan Therapeutics insider transactions
DateInsiderTypeSharesValueFiling
Sep 8, 2026Michaelson JenniferChief Scientific OfficerSale8,000$172.56KForm 4
Sep 8, 2026Michaelson JenniferChief Scientific OfficerOption exercise4,000$17.20KForm 4
Aug 13, 2026Michaelson JenniferChief Scientific OfficerSale30,000$607.80KForm 4
Aug 13, 2026Michaelson JenniferChief Scientific OfficerOption exercise30,000$129.00KForm 4
Jul 6, 2026Michaelson JenniferChief Scientific OfficerSale8,000$142.56KForm 4
Jul 6, 2026Michaelson JenniferChief Scientific OfficerOption exercise4,000$17.20KForm 4
Jun 30, 2026Fenton Mary KayChief Financial OfficerAward1,541$13.25KForm 4
Jun 30, 2026SUMER JACQUELYN LChief Legal OfficerAward2,470$21.24KForm 4
May 5, 2026Michaelson JenniferChief Scientific OfficerSale200$3.12KForm 4
May 5, 2026Michaelson JenniferChief Scientific OfficerSale7,800$113.88KForm 4
May 5, 2026Michaelson JenniferChief Scientific OfficerOption exercise4,000$17.20KForm 4
Mar 5, 2026Michaelson JenniferChief Scientific OfficerSale8,000$125.44KForm 4
Mar 5, 2026Michaelson JenniferChief Scientific OfficerOption exercise4,000$17.20KForm 4
Feb 25, 2026Michaelson JenniferChief Scientific OfficerSale1,780$25.17KForm 4
Feb 24, 2026SUMER JACQUELYN LChief Legal OfficerSale3,601$52.11KForm 4
Feb 24, 2026Jones Jeffrey AlanChief Medical OfficerSale4,582$66.30KForm 4
Feb 24, 2026AHMED NADIMPresident and CEOSale13,515$195.56KForm 4
Feb 24, 2026Michaelson JenniferChief Scientific OfficerSale3,601$52.11KForm 4
Feb 23, 2026Michaelson JenniferChief Scientific OfficerSale1,752$24.51KForm 4
Feb 20, 2026SUMER JACQUELYN LChief Legal OfficerSale3,742$50.97KForm 4
Feb 20, 2026AHMED NADIMPresident and CEOSale16,381$223.11KForm 4
Feb 20, 2026Michaelson JenniferChief Scientific OfficerSale8,000$114.40KForm 4
Feb 20, 2026Michaelson JenniferChief Scientific OfficerOption exercise8,000$34.40KForm 4
Feb 20, 2026Michaelson JenniferChief Scientific OfficerSale3,742$50.97KForm 4
Feb 20, 2026Fenton Mary KayChief Financial OfficerSale4,398$59.90KForm 4
Feb 20, 2026Jones Jeffrey AlanChief Medical OfficerSale4,982$67.85KForm 4
Feb 18, 2026Michaelson JenniferChief Scientific OfficerAward57,500—Form 4
Feb 18, 2026Fenton Mary KayChief Financial OfficerAward68,750—Form 4
Feb 12, 2026Michaelson JenniferChief Scientific OfficerSale416$5.00KForm 4
Jan 22, 2026Michaelson JenniferChief Scientific OfficerSale4,000$49.20KForm 4
Dec 31, 2025Fenton Mary KayChief Financial OfficerAward27$175.23Form 4
Dec 23, 2025AHMED NADIMPresident and CEOSale9,922$99.32KForm 4
Dec 19, 2025Michaelson JenniferChief Scientific OfficerSale1,345$13.46KForm 4
Dec 18, 2025Michaelson JenniferChief Scientific OfficerSale2,898$28.02KForm 4
Dec 18, 2025Jones Jeffrey AlanChief Medical OfficerSale4,632$44.79KForm 4
Dec 18, 2025SUMER JACQUELYN LChief Legal OfficerSale3,480$33.65KForm 4
Dec 15, 2025Michaelson JenniferChief Scientific OfficerSale995$11.84KForm 4
Dec 12, 2025Michaelson JenniferChief Scientific OfficerSale2,148$26.59KForm 4
Nov 24, 2025Michaelson JenniferChief Scientific OfficerSale4,000$49.20KForm 4
Oct 28, 2025Lynx1 Capital Management LP & Nichols Weston10% OwnerBuy165,667$1.39MForm 4

Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4

Related