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SEC Form 13F · Q2 2026
Marshall Wace portfolio
Paul Marshall · MARSHALL WACE, LLP · CIK 0001318757
Latest 13F for the quarter ended Jun 30, 2026, filed Aug 13, 2026, compared with the quarter ended Mar 31, 2026.
Reported 13F value$126.7B
Holdings3,103
Top 10 concentration37.7%
New positions784
Added to1,081
Reduced1,183
Closed811
What changed in Q2 2026
Estimated trade value from reported units and period-end values
Holdings, Q2 2026
3,103 positions by reported value · includes 384 option positions
| Holding | Portfolio weight | Reported value | Shares / units | Change vs prior quarter |
|---|---|---|---|---|
| IVVISHARES-S&P 500 · ETP | 23.54% | $29.8B | 39,828,525 | +51.5% |
| SPYMState Street SPDR Portfolio S&P 500 ETF · ETP | 3.25% | $4.1B | 46,869,324 | -5.6% |
| AAPLAPPLE INC · COMMON STOCK | 2.07% | $2.6B | 9,084,303 | +8.4% |
| AMZNAMAZON.COM INC · COMMON STOCK | 1.79% | $2.3B | 9,514,151 | +7.5% |
| AMDADV MICRO DEVICE · COMMON STOCK | 1.79% |
Source: SEC Form 13F filings (latest filing on sec.gov). Information and analytics, not investment advice. Holdings are reported as of the quarter end, not live positions; reported 13F value covers securities listed on Form 13F and is not the fund's total assets under management.