40 companies had officers and board members buying in open-market trades in filings dated Sep 15, 2026, about $51.5 million combined. At the top: FTK, $34.3 million bought, with Wilks Matthew as the largest buyer.
Cluster buying (3+ insiders) is running at 70 companies this month. CEOs and CFOs show up 9 times in today's list. One buy doesn't make a thesis, but it's a good place to start digging.
| Stock | Company | Bought | Insiders | Largest buyer | Source |
|---|---|---|---|---|---|
| FTK | FLOTEK INDUSTRIES INC/CN/ | $34.3M | 1 | Wilks Matthew Director | SEC filing |
| CRBG | Corebridge Financial, Inc. | $5.9M | 1 | NIPPON LIFE INSURANCE CO 10% Owner | SEC filing |
| CARL | CARLSMED, INC. | $3.0M | 1 | Tansey Casey M 10% Owner | SEC filing |
| COO | COOPER COMPANIES, INC. | $1.3M | 3 | Kurzius Lawrence Erik Director | SEC filing |
| GIII | G III APPAREL GROUP LTD /DE/ | $1.1M | 1 | GOLDFARB MORRIS CEO | SEC filing |
| CELH | Celsius Holdings, Inc. | $1.0M | 1 | DeSantis Damon Director | SEC filing |
| VENU | Venu Holding Corp | $700K | 2 | ROTH JAY W CEO | SEC filing |
| CSAN | Cosan S.A. | $696K | 1 | Cordes Burkhard Otto Director | SEC filing |
| RWT | REDWOOD TRUST INC | $677K | 3 | Abate Christopher J CEO | SEC filing |
| LMB | Limbach Holdings, Inc. | $391K | 1 | Palm Global Small Cap Master Director | SEC filing |
| ARE | ALEXANDRIA REAL ESTATE EQUITIES, INC. | $248K | 1 | MARCUS JOEL S Chair | SEC filing |
| FCEL | FUELCELL ENERGY INC | $247K | 1 | Livingston III Homer John Director | SEC filing |
| NAMS | NewAmsterdam Pharma Co N.V. | $226K | 1 | Davidson Michael H. CEO | SEC filing |
| NTHI | NEONC TECHNOLOGIES HOLDINGS, INC. | $216K | 3 | Heshmatpour Amir F CEO | SEC filing |
| CRT | CROSS TIMBERS ROYALTY TRUST | $187K | 1 | OLIVER ERIC L 10% Owner | SEC filing |
| AFCG | Advanced Flower Capital Inc. | $141K | 1 | TANNENBAUM LEONARD M Director | SEC filing |
| EVRG | Evergy, Inc. | $134K | 1 | Rolph Jonathan D Director | SEC filing |
| GAM | GENERAL AMERICAN INVESTORS CO INC | $120K | 1 | Stark Eugene S Officer | SEC filing |
| MAIA | MAIA Biotechnology, Inc. | $100K | 1 | Vitoc Vlad CEO | SEC filing |
| URG | UR-ENERGY INC | $97K | 1 | Walle Jade President | SEC filing |
| NCDL | Nuveen Churchill Direct Lending Corp. | $61K | 1 | Vichness Shaul CFO | SEC filing |
| EOSE | Eos Energy Enterprises, Inc. | $59K | 1 | Song Haiyan Director | SEC filing |
| LCU | LION COPPER & GOLD CORP. | $55K | 1 | Alford Tony L Director | SEC filing |
| NNOX | Nano-X Imaging Ltd. | $45K | 1 | Suesskind Dan S Director | SEC filing |
| STI | Solidion Technology Inc. | $43K | 2 | Tjon Karin-Joyce Director | SEC filing |
| Stock | Company | Bought | Insiders | Largest buyer | Source |
|---|---|---|---|---|---|
| GIII | G III APPAREL GROUP LTD /DE/ | $1.1M | 1 | GOLDFARB MORRIS CEO | SEC filing |
| VENU | Venu Holding Corp | $700K | 2 | ROTH JAY W CEO | SEC filing |
| RWT | REDWOOD TRUST INC | $677K | 3 | Abate Christopher J CEO | SEC filing |
| NAMS | NewAmsterdam Pharma Co N.V. | $226K | 1 | Davidson Michael H. CEO | SEC filing |
| NTHI | NEONC TECHNOLOGIES HOLDINGS, INC. | $216K | 3 | Heshmatpour Amir F CEO | SEC filing |
| MAIA | MAIA Biotechnology, Inc. | $100K | 1 | Vitoc Vlad CEO | SEC filing |
| NCDL | Nuveen Churchill Direct Lending Corp. | $61K | 1 | Vichness Shaul CFO | SEC filing |
| OPFI | OppFi Inc. | $41K | 1 | Schwartz Todd G. CEO | SEC filing |
| TENX | TENAX THERAPEUTICS, INC. | $31K | 2 | Giordano Christopher Thomas CEO | SEC filing |
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