Stock Taper 
MARSHALL WACE, LLP
Latest 13F filing data - Q2 2026
Holdings
(Top positions)| STOCK | TICKER | SHARES HELD▲ ▼ | VALUE▲ ▼ |
|---|---|---|---|
 Interactive Brokers Group, Inc. | IBKR | 414.09K | $36.04M |
 SandRidge Energy, Inc. | SD | 414.06K | $5.67M |
 The Hartford Insurance Group, Inc. | HIG | 412.47K | $54.66M |
 Logitech International S.A. | LOGI | 412.3K | $38.71M |
 Upbound Group, Inc. | UPBD | 410.71K | $8.72M |
 Simulations Plus, Inc. | SLP | 410.54K | $7.52M |
 Stem, Inc. | STEM | 405.61K | $3.17M |
 NCR Voyix Corporation | VYX | 403.94K | $3.3M |
 FactSet Research Systems Inc. | FDS | 403.31K | $92.79M |
 Alibaba Group Holding Limited | BABA | 403.3K | $38.71M |
 Western Digital Corporation | WDC | 400.31K | $255.69M |
 Simon Property Group, Inc. | SPG | 399.62K | $89.37M |
 The Sherwin-Williams Company | SHW | 398.61K | $137.25M |
 Omega Healthcare Investors, Inc. | OHI | 398.01K | $18.98M |
 American Electric Power Company, Inc. | AEP | 396.97K | $54.31M |
 Twist Bioscience Corporation | TWST | 396.91K | $40.83M |
 Sprinklr, Inc. | CXM | 395.15K | $2.04M |
 EHang Holdings Limited | EH | 392.9K | $2.57M |
 Quantinuum Inc. Class A Common Stock | QNT | 392.64K | $32.09M |
 Berkshire Hathaway Inc. | BRK-B | 390.17K | $195.24M |