Stock Taper 
GROUP ONE TRADING, L.P.
Latest 13F filing data - Q2 2026
Holdings
(Top positions)| STOCK | TICKER | SHARES HELD▲ ▼ | VALUE▲ ▼ |
|---|---|---|---|
 Knowles Corporation | KN | 353 | $14.64M |
 Hexcel Corporation | HXL | 361 | $36.12M |
 Waste Management, Inc. | WM | 364 | $81.13M |
 Cardiol Therapeutics Inc. | CRDL | 366 | $388K |
 Mirum Pharmaceuticals, Inc. | MIRM | 370 | $43.32M |
 iRhythm Technologies, Inc. | IRTC | 371 | $44.13M |
 Dyne Therapeutics, Inc. | DYN | 373 | $8.28M |
 Intercontinental Exchange, Inc. | ICE | 375 | $46.17M |
 MidCap Financial Investment Corporation | MFIC | 379 | $3.82M |
 Eastern Bankshares, Inc. | EBC | 382 | $8.5M |
 Materialise N.V. | MTLS | 384 | $2.85M |
 Jazz Pharmaceuticals plc | JAZZ | 386 | $93.01M |
 Camtek Ltd. | CAMT | 387 | $63.13M |
 Veralto Corporation | VLTO | 400 | $35.47M |
 CTS Corporation | CTS | 400 | $26.08M |
 Ralph Lauren Corporation | RL | 404 | $162.17M |
 Progress Software Corporation | PRGS | 419 | $14.07M |
 CVRx, Inc. | CVRX | 423 | $2.17M |
 MediWound Ltd. | MDWD | 424 | $6.23M |
 NOV Inc. | NOV | 424 | $7.87M |