Data as of Q4 2025 (Dec 31, 2025)·Next filing deadline: May 15, 2026

MARSHALL WACE, LLP

Paul Marshall•CIK: 1318757•Filing: Q4 2025

Marshall Wace, LLP, managed by Paul Marshall, holds $84.9 billion in assets with a concentrated portfolio, notably 26.2% in IVV and 3.4% in VOO. Recent strategy highlights include significant additions to INTC and MSFT, with positions up 38,793% and 16,657% respectively, while exiting ARES and MPWR.

Total AUM

$82.2B

+ $1.9B in options

QoQ Performance

+22.1%

Positions

2,372

+ 141 options

Top 10 Concentration

50.5%

Latest Filing

Q4 2025

Top Holdings Allocation

IVV

IVV26.4%

VOO3.4%

MSFT2.2%

GOOGL1.3%

META1.2%

WMT1.2%

TSLA1.0%

CRCL0.9%

📈 Biggest Buys

ISHARES-S&P 500

+17.9%

26.4% of portfolio

VANGUARD S&P 500

NEW

3.4% of portfolio

MICROSOFT CORP

+17846.6%

2.2% of portfolio

ALPHABET INC-A

+3916.5%

1.3% of portfolio

META PLATFORMS-A

+14410.0%

1.2% of portfolio

📉 Biggest Sells

BOSTON SCIENTIFC

-69.8%

0.3% of portfolio

SMHCALL

MARKET VECTORS S

-84.7%

0.1% of portfolio

ALPHABET INC-C

-86.9%

0.1% of portfolio

CRH PLC

-74.9%

0.1% of portfolio

CAPITAL ONE FINA

-42.8%

0.4% of portfolio

Sector Breakdown

ETF38.6%

Other37.0%

Technology7.1%

Healthcare5.4%

Consumer5.2%

Financial1.9%

Consumer Staples1.5%

Communication1.1%

🚪 Exited Positionssold since Q3 2025

ADV MICRO DEVICE

SOLD

$820.8M

CENCORA INC

SOLD

$623.5M

BROADCOM INC

SOLD

$536.2M

SEA LTD-ADR

SOLD

$351.2M

FERRARI NV

SOLD

$316.8M

+2266 more exited positions

Changes from Q3 2025

NEW12 new positions

↑139 increased

↓49 decreased

Historical Filings

Q4 2025Q3 2025Q2 2025Q1 2025Q4 2024Q3 2024Q2 2024Q1 2024Q4 2023

📌 Top Holdings

ISHARES-S&P 500

VANGUARD S&P 500

META PLATFORMS-A

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