MARSHALL WACE, LLP
13F filer · CIK 1318757 · London
Summary
MARSHALL WACE, LLP reported $126.70B across 3,103 positions in its 13F for 2026 Q2, filed Aug 13, 2026. The largest holdings are IVV (23.5%), SPYM (3.3%), AAPL (2.1%). Versus 2026 Q1, leaving options aside, it opened 687 new positions, added to 970, trimmed 1,028 and sold out of 649.
Reported value$126.70B
Positions3,103incl. options
Report period2026 Q2
FiledAug 13, 2026
New positions687
Added970
Trimmed1,028
Sold out649
Top 25 holdings
By reported value, options listed separately · change vs 2026 Q1
Weight 23.5%Value $29.83BPrice $767.52Shares 39.83M +51.54%Since Jun 30 +2.49%
Weight 3.3%Value $4.12BPrice $89.94Shares 46.87M -5.60%Since Jun 30 +2.34%
Weight 2.1%Value $2.63BPrice $329.40Shares 9.08M +8.36%Since Jun 30 +13.84%
Weight 1.8%Value $2.27BPrice $246.67Shares 9.51M +7.47%Since Jun 30 +3.49%
Weight 1.8%Value $2.26BPrice $607.57Shares 3.90M +2.80%Since Jun 30 +4.60%
Weight 1.4%Value $1.73BPrice $227.21Shares 8.64M -36.79%Since Jun 30 +13.56%
Weight 1.2%Value $1.56BPrice $1065Shares 1.35M +49.62%Since Jun 30 -7.73%
Weight 1.0%Value $1.25BPrice $508.96Shares 3.34M -0.90%Since Jun 30 +36.44%
Weight 0.9%Value $1.10BPrice $924.59Shares 1.17M +345.31%Since Jun 30 -1.16%
Weight 0.8%Value $971.79MPrice $192.76Shares 4.65M +10.76%Since Jun 30 -7.79%
Weight 0.7%Value $920.45MPrice $352.84Shares 2.19M +4.83%Since Jun 30 -16.11%
Weight 0.7%Value $864.63MPrice $456.94Shares 1.81M -19.18%Since Jun 30 -4.32%
Weight 0.6%Value $790.12MPrice $340.92Shares 2.21M -30.17%Since Jun 30 -4.60%
Weight 0.6%Value $766.44MPrice $323.44Shares 2.32M -8.06%Since Jun 30 -2.12%
Weight 0.6%Value $761.87MPrice $374.94Shares 1.83M +29.97%Since Jun 30 -9.79%
Weight 0.6%Value $759.25MPrice $267.57Shares 2.99M +25.73%Since Jun 30 +5.35%
Weight 0.6%Value $752.53MPrice $263.29Shares 2.99M +281757.87%Since Jun 30 +4.63%
Weight 0.6%Value $711.31MPrice $54.96Shares 12.48M +581.85%Since Jun 30 -3.55%
Weight 0.5%Value $669.72MPrice $86.84Shares 8.24M +47.31%Since Jun 30 +6.85%
Weight 0.5%Value $647.48MPrice $334.98Shares 1.98M +11481.21%Since Jun 30 +2.34%
Weight 0.4%Value $502.92MPrice $100.95Shares 5.54M +175.61%Since Jun 30 +11.25%
Weight 0.4%Value $502.19MPrice $738.79Shares 892K -7.90%Since Jun 30 +31.16%
Weight 0.4%Value $494.95MPrice $263.22Shares 2.24M +178.69%Since Jun 30 +19.20%
Weight 0.4%Value $490.05MPrice $291.25Shares 1.62M +56.93%Since Jun 30 -3.78%
Weight 0.4%Value $483.41MPrice $305.40Shares 1.43M +1033.87%Since Jun 30 -9.71%
| Stock | Weight | Value | Since Jun 30 | Shares change | Action |
|---|---|---|---|---|---|
| 23.5% | $29.83B | +2.49% | +51.54% | Add | |
| 3.3% | $4.12B | +2.34% | -5.60% | Trim | |
| 2.1% | $2.63B | +13.84% | +8.36% | Add | |
| 1.8% | $2.27B | +3.49% | +7.47% | Add | |
| 1.8% | $2.26B | +4.60% | +2.80% | Add | |
| 1.4% | $1.73B | +13.56% | -36.79% | Trim | |
| 1.2% | $1.56B | -7.73% | +49.62% | Add | |
| 1.0% | $1.25B | +36.44% | -0.90% | Trim | |
| 0.9% | $1.10B | -1.16% | +345.31% | Add | |
| 0.8% | $971.79M | -7.79% | +10.76% | Add | |
| 0.7% | $920.45M | -16.11% | +4.83% | Add | |
| 0.7% | $864.63M | -4.32% | -19.18% | Trim | |
| 0.6% | $790.12M | -4.60% | -30.17% | Trim | |
| 0.6% | $766.44M | -2.12% | -8.06% | Trim | |
| 0.6% | $761.87M | -9.79% | +29.97% | Add | |
| 0.6% | $759.25M | +5.35% | +25.73% | Add | |
| 0.6% | $752.53M | +4.63% | +281757.87% | Add | |
| 0.6% | $711.31M | -3.55% | +581.85% | Add | |
| 0.5% | $669.72M | +6.85% | +47.31% | Add | |
| 0.5% | $647.48M | +2.34% | +11481.21% | Add | |
| 0.4% | $502.92M | +11.25% | +175.61% | Add | |
| 0.4% | $502.19M | +31.16% | -7.90% | Trim | |
| 0.4% | $494.95M | +19.20% | +178.69% | Add | |
| 0.4% | $490.05M | -3.78% | +56.93% | Add | |
| 0.4% | $483.41M | -9.71% | +1033.87% | Add |
Weight is the share of the reported 13F value, including options at notional value. “Since Jun 30” compares the latest close with the quarter-end price implied by the filing (value ÷ shares).
Largest buys in 2026 Q2
Largest sells in 2026 Q2
Options
Notional value, listed apart from stocks · top 10 of 384
Source: SEC Form 13F, values as reported by the filer. Filings lag up to 45 days after quarter end and cover only certain long positions. Research only, not investment advice.