Stock Taper 
SIMPLEX TRADING, LLC
Latest 13F filing data - Q2 2026
Holdings
(Top positions)| STOCK | TICKER | SHARES HELD▲ ▼ | VALUE▲ ▼ |
|---|---|---|---|
 Atkore Inc. | ATKR | 329 | $25.02K |
 Expro Group Holdings N.V. | XPRO | 329 | $4.86K |
 Universal Display Corporation | OLED | 323 | $27.97K |
 Equity LifeStyle Properties, Inc. | ELS | 322 | $20.75K |
 NewMarket Corporation | NEU | 315 | $249.24K |
 Illumina, Inc. | ILMN | 308 | $54.16K |
 América Móvil, S.A.B. de C.V. | AMX | 307 | $7.98K |
 First Commonwealth Financial Corporation | FCF | 303 | $6.16K |
 Boot Barn Holdings, Inc. | BOOT | 297 | $48.79K |
 Labcorp Holdings Inc. | LH | 295 | $82.6K |
 Bain Capital Specialty Finance, Inc. | BCSF | 292 | $3.65K |
 SouthState Bank Corp. | SSB | 292 | $29.17K |
 NexPoint Residential Trust, Inc. | NXRT | 286 | $7.99K |
 Brookfield Infrastructure Corporation | BIPC | 285 | $10.97K |
 NMI Holdings, Inc. | NMIH | 283 | $11.63K |
 WD-40 Company | WDFC | 283 | $68.95K |
 Flotek Industries, Inc. | FTK | 279 | $6.56K |
 Spyre Therapeutics, Inc. | SYRE | 278 | $24.68K |
 Cogent Biosciences, Inc. | COGT | 277 | $10.72K |
 Sylvamo Corp | SLVM | 274 | $10.36K |