Insider trading recap: August 17, 2026
On August 17, 2026, insiders filed 92 open-market purchases worth $44.0M across 61 companies, and 204 sales worth $2.1B, on SEC Form 4. The largest purchase was Chen Hung-Wen (Chief Executive Officer, Director) buying $7.6M of Apollomics Inc. (APLM) at an average $14.07 a share. The largest sale was Chu James Michael (Director) selling $1.1B of Birkenstock Holding plc (BIRK). 14 companies had several insiders buying on the same day: Apollomics Inc. (APLM), Cardinal Infrastructure Group Inc. (CDNL), On Holding AG (ONON).
Biggest insider buys filed August 17, 2026
Open-market purchases, one row per Form 4, largest first.
| Company | Insider | Value | Shares | Avg price | Traded |
|---|---|---|---|---|---|
| APLM Apollomics Inc. | Chen Hung-Wen Chief Executive Officer, Director | $7.6M | 536,667 | $14.07 | Aug 14, 2026 |
| LWAY Lifeway Foods, Inc. | Divisadero Street Capital Management, LP 10% Owner | $6.1M | 246,568 | $24.85 | Aug 13, 2026 |
| CDNL Cardinal Infrastructure Group Inc. | Spivey Jeremy Simmons Chief Executive Officer, Director | $3.2M | 83,350 | $38.41 | Aug 14, 2026 |
| SUJA SUJA LIFE, INC. | Paine Schwartz Food Chain Fund V Gp, Ltd. 10% Owner | $2.6M | 399,043 | $6.41 | Aug 13, 2026 |
| BORR Borr Drilling Ltd | Troim Tor Olav Director | $2.2M | 500,000 | $4.39 | Aug 14, 2026 |
| CDNL Cardinal Infrastructure Group Inc. | Wood Anthony Leon Jr. Director | $2.0M | 51,400 | $39.36 | Aug 14, 2026 |
| ONON On Holding AG | Bernhard Olivier Executive Officer, Director | $2.0M | 65,000 | $30.67 | Aug 14, 2026 |
| ONON On Holding AG | Coppetti Caspar Felix Executive Officer & Co-CEO, Director | $2.0M | 65,000 | $30.67 | Aug 14, 2026 |
| CDNL Cardinal Infrastructure Group Inc. | Lee Richard Melvin Jr. Director | $1.3M | 34,000 | $36.82 | Aug 14, 2026 |
| KURA Kura Oncology, Inc. | Wilson Troy Edward President and CEO, Director | $1.1M | 100,000 | $11.12 | Aug 17, 2026 |
| CDNL Cardinal Infrastructure Group Inc. | Wood Benjamin Chief Operating Officer | $1.0M | 25,700 | $39.48 | Aug 14, 2026 |
| MDXH MDxHealth SA | MVM Partners, LLC Director | $1.0M | 2,202,643 | $0.45 | Aug 13, 2026 |
| BFLY Butterfly Network, Inc. | Phanstiel S. Louise Director | $1000K | 115,200 | $8.68 | Aug 14, 2026 |
| ANGX Angel Studios, Inc. | Harmon Jeffrey Chief Content Officer | $949K | 230,080 | $4.12 | Aug 13, 2026 |
| MLAB MESA LABORATORIES INC /CO/ | Kadia Siddhartha President and CEO | $800K | 7,093 | $112.80 | Aug 13, 2026 |
Several insiders buying the same stock
Companies where two or more insiders filed purchases this day. All cluster buys.
| Company | Insiders | Value |
|---|---|---|
| APLM Apollomics Inc. | 3 | $8.3M |
| CDNL Cardinal Infrastructure Group Inc. | 6 | $8.2M |
| ONON On Holding AG | 2 | $4.0M |
| ANGX Angel Studios, Inc. | 3 | $1.3M |
| MLAB MESA LABORATORIES INC /CO/ | 2 | $902K |
| DKL Delek Logistics Partners, LP | 5 | $750K |
| REZI RESIDEO TECHNOLOGIES, INC. | 2 | $622K |
| EDAP EDAP TMS SA | 8 | $551K |
| AFCG Advanced Flower Capital Inc. | 2 | $145K |
| ACON Aclarion, Inc. | 4 | $85K |
| MXF MEXICO FUND INC | 2 | $78K |
| HGBL Heritage Global Inc. | 2 | $77K |
| ACCS ACCESS Newswire Inc. | 2 | $59K |
| GRNT Granite Ridge Resources, Inc. | 2 | $15K |
Biggest insider sales filed August 17, 2026
Selling has many routine reasons (taxes, diversification, planned 10b5-1 sales), so read these as context.
| Company | Insider | Value | Shares | Avg price | Traded |
|---|---|---|---|---|---|
| BIRK Birkenstock Holding plc | Chu James Michael Director | $1.1B | 28,146,226 | $39.18 | Aug 17, 2026 |
| SVV Savers Value Village, Inc. | Ares Management LLC 10% Owner | $235.8M | 23,000,000 | $10.25 | Aug 13, 2026 |
| SVV Savers Value Village, Inc. | Ares Management LLC 10% Owner | $235.8M | 23,000,000 | $10.25 | Aug 13, 2026 |
| DYN Dyne Therapeutics, Inc. | Rhodes Jason P Director · 10b5-1 | $65.2M | 2,586,928 | $25.20 | Aug 13, 2026 |
| MDLN Medline Inc. | GIC Private Ltd 10% Owner | $57.3M | 1,600,000 | $35.80 | Aug 13, 2026 |
| CHYM Chime Financial, Inc. | DST Global Advisors Ltd 10% Owner | $39.8M | 1,237,950 | $32.16 | Aug 13, 2026 |
| CHYM Chime Financial, Inc. | DST Global Advisors Ltd 10% Owner | $39.8M | 1,237,950 | $32.16 | Aug 13, 2026 |
| BFLY Butterfly Network, Inc. | Robbins Larry Director | $20.6M | 2,297,733 | $8.98 | Aug 13, 2026 |
| P Everpure, Inc. | Colgrove John Chief Visionary Officer, Director · 10b5-1 | $19.3M | 164,815 | $117.30 | Aug 13, 2026 |
| KNTK Kinetik Holdings Inc. | ISQ Global Fund II GP LLC 10% Owner | $19.0M | 360,337 | $52.63 | Aug 13, 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.