Filings for May 13, 2026 show insider purchases at 40 companies, adding up to roughly $281.2 million. The biggest was RSG (REPUBLIC SERVICES, INC.), where GATES WILLIAM H III led about $100.5 million of buying.
Cluster buying (3+ insiders) is running at 73 companies this month. C-suite buying: ten companies. One buy doesn't make a thesis, but it's a good place to start digging.
| Stock | Company | Bought | Insiders | Largest buyer | Source |
|---|---|---|---|---|---|
| RSG | REPUBLIC SERVICES, INC. | $100.5M | 1 | GATES WILLIAM H III 10% Owner | SEC filing |
| ARTV | Artiva Biotherapeutics, Inc. | $75.0M | 1 | RA Capital Nexus Fund III, L Director | SEC filing |
| ODTX | Odyssey Therapeutics, Inc. | $25.0M | 1 | COULTER JAMES G Other | SEC filing |
| VRDN | Viridian Therapeutics, Inc.\DE | $20.0M | 1 | Fairmount Healthcare Fund II Director | SEC filing |
| FOUR | Shift4 Payments, Inc. | $15.9M | 1 | Isaacman Jared 10% Owner | SEC filing |
| WCN | Waste Connections, Inc. | $7.6M | 1 | MITTELSTAEDT RONALD J CEO | SEC filing |
| NOMD | Nomad Foods Ltd | $6.6M | 1 | Gottesman Noam Director | SEC filing |
| MRP | Millrose Properties, Inc. | $6.5M | 3 | Richman Darren Officer | SEC filing |
| KHC | Kraft Heinz Co | $5.0M | 1 | CAHILLANE STEVEN A CEO | SEC filing |
| TKO | TKO Group Holdings, Inc. | $4.5M | 3 | Emanuel Ariel CEO | SEC filing |
| COE | 51Talk Online Education Group | $2.9M | 1 | Huang Jack Jiajia CEO | SEC filing |
| BLND | Blend Labs, Inc. | $2.8M | 1 | Haveli Investment Management Director | SEC filing |
| PFLEX | PIMCO Flexible Credit Income Fund | $2.0M | 1 | MITTAL MOHIT Other | SEC filing |
| RLYB | Rallybio Corp | $711K | 1 | ADAR1 Capital Management, LL 10% Owner | SEC filing |
| ZTS | Zoetis Inc. | $653K | 2 | DAMELIO FRANK A Director | SEC filing |
| STIM | Neuronetics, Inc. | $636K | 1 | Chernett Jorey 10% Owner | SEC filing |
| PSN | PARSONS CORP | $513K | 1 | Holdsworth Mark Keith Director | SEC filing |
| KINS | KINGSTONE COMPANIES, INC. | $440K | 1 | Newgarden Thomas Director | SEC filing |
| NPB | NORTHPOINTE BANCSHARES INC | $430K | 1 | Williams Charles Alan CEO | SEC filing |
| TFSL | TFS Financial CORP | $313K | 1 | Weir Daniel F Director | SEC filing |
| FLUT | Flutter Entertainment plc | $300K | 2 | Taylor Daniel Mark CEO | SEC filing |
| DGICA | DONEGAL GROUP INC | $290K | 1 | DONEGAL MUTUAL INSURANCE CO 10% Owner | SEC filing |
| DIBS | 1stdibs.com, Inc. | $214K | 1 | ROSENBLATT DAVID S CEO | SEC filing |
| ABSI | Absci Corp | $201K | 1 | Pangalos Menelas N Director | SEC filing |
| XRN | Chiron Real Estate Inc. | $200K | 3 | Wittman Lori Director | SEC filing |
| Stock | Company | Bought | Insiders | Largest buyer | Source |
|---|---|---|---|---|---|
| WCN | Waste Connections, Inc. | $7.6M | 1 | MITTELSTAEDT RONALD J CEO | SEC filing |
| KHC | Kraft Heinz Co | $5.0M | 1 | CAHILLANE STEVEN A CEO | SEC filing |
| TKO | TKO Group Holdings, Inc. | $4.5M | 3 | Emanuel Ariel CEO | SEC filing |
| COE | 51Talk Online Education Group | $2.9M | 1 | Huang Jack Jiajia CEO | SEC filing |
| NPB | NORTHPOINTE BANCSHARES INC | $430K | 1 | Williams Charles Alan CEO | SEC filing |
| FLUT | Flutter Entertainment plc | $300K | 2 | Taylor Daniel Mark CEO | SEC filing |
| DIBS | 1stdibs.com, Inc. | $214K | 1 | ROSENBLATT DAVID S CEO | SEC filing |
| NSIT | INSIGHT ENTERPRISES INC | $200K | 1 | Morgado James A. CFO | SEC filing |
| SMRT | SmartRent, Inc. | $118K | 1 | Martell Frank CEO | SEC filing |
| STGW | Stagwell Inc | $118K | 1 | Penn Mark Jeffery CEO | SEC filing |
← May 12, 2026 · This week's CEO buys · All days · Congress trades (free)