Insider trading recap: October 13, 2026
On October 13, 2026, insiders filed 52 open-market purchases worth $54.9M across 36 companies, and 105 sales worth $816.4M, on SEC Form 4. The largest purchase was Cohen Ryan (President, CEO and Chairman, Director) buying $22.8M of GameStop Corp. (GME) at an average $26.98 a share. The largest sale was GIC Private Ltd (10% Owner) selling $274.8M of Medline Inc. (MDLN). 5 companies had several insiders buying on the same day: HEICO CORP (HEI), OneMedNet Corp (ONMD), Retension Pharmaceuticals, Inc. (RTSN).
The write-up, company by company: insider buying on October 13, 2026 · insider selling on October 13, 2026.
Biggest insider buys filed October 13, 2026
Open-market purchases, one row per Form 4, largest first.
| Company | Insider | Value | Shares | Avg price | Traded |
|---|---|---|---|---|---|
| GME GameStop Corp. | Cohen Ryan President, CEO and Chairman, Director | $22.8M | 844,130 | $26.98 | Oct 13, 2026 |
| BORR Borr Drilling Ltd | Troim Tor Olav Director | $11.8M | 2,500,000 | $4.74 | Oct 9, 2026 |
| CRBG Corebridge Financial, Inc. | Nippon Life Insurance Co 10% Owner · 10b5-1 | $9.0M | 261,198 | $34.30 | Oct 8, 2026 |
| PED PEDEVCO CORP | Kukes Simon G 10% Owner | $1.9M | 147,070 | $13.00 | Oct 8, 2026 |
| TRXB TRex Bio, Inc. | Svlsf Vi, LLC 10% Owner | $1.3M | 92,857 | $14.00 | Oct 8, 2026 |
| GOLD Gold.com, Inc. | Tether Global Investments Fund, S.I.C.A.F., S.A. 10% Owner | $1.3M | 32,118 | $39.87 | Oct 7, 2026 |
| IIPR INNOVATIVE INDUSTRIAL PROPERTIES INC | Gold Alan D EXECUTIVE CHAIRMAN, Director | $1.0M | 40,000 | $25.00 | Oct 8, 2026 |
| ONMD OneMedNet Corp | Kosasa Thomas Director, 10% Owner | $750K | 129,758 | $5.78 | Oct 7, 2026 |
| API Agora, Inc. | Zhao Bin Chief Executive Officer, Director · 10b5-1 | $696K | 167,385 | $4.16 | Sep 16, 2026 |
| AVO Mission Produce, Inc. | Gonzalez Luis A Director | $595K | 52,022 | $11.43 | Oct 9, 2026 |
| SAR SARATOGA INVESTMENT CORP. | Oberbeck Christian L CEO and Director, Director | $446K | 30,000 | $14.86 | Oct 8, 2026 |
| ECF ELLSWORTH GROWTH & INCOME FUND LTD | Saba Capital Management, L.P. 10% Owner | $334K | 27,937 | $11.95 | Oct 8, 2026 |
| CTNT CHEETAH NET SUPPLY CHAIN SERVICE INC. | Liu Huan See Remarks, Director | $330K | 100,000 | $3.30 | Oct 9, 2026 |
| ONMD OneMedNet Corp | Yu Jeffrey Chief Medical Officer, Director, 10% Owner | $250K | 45,126 | $5.54 | Oct 9, 2026 |
| RTSN Retension Pharmaceuticals, Inc. | Keller Eric L. CHIEF EXECUTIVE OFFICER, Director | $250K | 20,800 | $12.00 | Oct 13, 2026 |
Several insiders buying the same stock
Companies where two or more insiders filed purchases this day. All cluster buys.
Biggest insider sales filed October 13, 2026
Selling has many routine reasons (taxes, diversification, planned 10b5-1 sales), so read these as context.
| Company | Insider | Value | Shares | Avg price | Traded |
|---|---|---|---|---|---|
| MDLN Medline Inc. | GIC Private Ltd 10% Owner | $274.8M | 7,816,987 | $35.15 | Oct 8, 2026 |
| ESTC Elastic N.V. | Schuurman Steven Director | $188.3M | 2,000,000 | $94.15 | Oct 12, 2026 |
| TALO TALOS ENERGY INC. | Control Empresarial de Capitales S.A. de C.V. 10% Owner, Add'l Rep. Persons-see Ex.99-1 | $106.8M | 6,240,000 | $17.12 | Oct 8, 2026 |
| SBET Sharplink, Inc. | Lubin Joseph Michael Director | $47.6M | 5,676,952 | $8.39 | Oct 8, 2026 |
| ANET Arista Networks, Inc. | Ullal Jayshree CEO and Chairperson, Director · 10b5-1 | $34.4M | 158,543 | $217.09 | Oct 8, 2026 |
| HNGE Hinge Health, Inc. | Mecklenburg Gabriel M.I. Director, Exec. Chairman & Co-Founder · 10b5-1 | $20.6M | 200,000 | $103.13 | Oct 12, 2026 |
| WDAY Workday, Inc. | Duffield David A 10% Owner · 10b5-1 | $18.7M | 99,835 | $187.55 | Oct 9, 2026 |
| NTNX Nutanix, Inc. | Sivaraman Rukmini Chief Financial Officer · 10b5-1 | $17.3M | 232,712 | $74.55 | Oct 12, 2026 |
| PBF PBF Energy Inc. | Control Empresarial de Capitales S.A. de C.V. 10% Owner, Add'l Rep. Persons-see Ex.99-1 | $15.0M | 170,000 | $88.03 | Oct 8, 2026 |
| KNTK Kinetik Holdings Inc. | ISQ Global Fund II GP LLC 10% Owner | $11.7M | 216,019 | $54.25 | Oct 8, 2026 |
Grouped by the day the Form 4 reached SEC EDGAR. Values are shares times the reported price; a price far from the market close is treated as a typo and left out. Not investment advice.