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Marshall Wace Portfolio holdings
AUM
$100B
1-Year Est. Return
35.1%
This Fund
S&P 500
This Quarter
Est. Return
+0.56%
1 Year Est. Return
+35.1%
3 Year Est. Return
+111.04%
5 Year Est. Return
+146.93%
10 Year Est. Return
+631.22%
AUM
$100B
AUM Growth
-$9.45B
(-8.6%)
Cap. Flow
-$5.83B
Cap. Flow
% of AUM
-5.81%
Top 10 Holdings %
Top 10 Hldgs %
31.76%
Holding
3,811
New
911
Increased
1,180
Reduced
974
Closed
681
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
SPYM
State Street SPDR Portfolio S&P 500 ETF
SPYM
|
+$3.97B |
| 2 |
Chevron
CVX
|
+$527M |
| 3 |
Apple
AAPL
|
+$449M |
| 4 |
Morgan Stanley
MS
|
+$426M |
| 5 |
Airbnb
ABNB
|
+$367M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
iShares Core S&P 500 ETF
IVV
|
+$4.21B |
| 2 |
Vanguard S&P 500 ETF
VOO
|
+$2.87B |
| 3 |
Walmart Inc
WMT
|
+$831M |
| 4 |
Amazon
AMZN
|
+$692M |
| 5 |
Eli Lilly
LLY
|
+$641M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 19.57% |
| 2 | Consumer Discretionary | 11.57% |
| 3 | Healthcare | 9.79% |
| 4 | Financials | 6.87% |
| 5 | Industrials | 5.69% |
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Marshall Wace's Q1 2026 Portfolio in Review
As of Q1 2026, Marshall Wace held 3,811 positions worth $100B, down 8.6% from $110B the previous quarter. Its ten largest holdings account for 32% of the portfolio.
Marshall Wace withdrew a net $5.83B in Q1 2026, closing 681 positions and reducing 974 holdings. Its most notable exit was Vanguard S&P 500 ETF, an estimated $2.87B position sold in full.
By sector, the portfolio is most concentrated in Technology at 20% of assets, up from 18% a quarter earlier, followed by Consumer Discretionary and Healthcare.
Against the trend, Marshall Wace opened a new position in State Street SPDR Portfolio S&P 500 ETF worth $3.8B.
- Marshall Wace's largest Q1 2026 buy was State Street SPDR Portfolio S&P 500 ETF: 49,650,246 shares worth $3.8B.
- Marshall Wace added most to Chevron in Q1 2026, an estimated $527M increase.
- Marshall Wace's biggest Q1 2026 reduction was iShares Core S&P 500 ETF, cutting an estimated $4.21B.
- Marshall Wace fully exited Vanguard S&P 500 ETF in Q1 2026, selling an estimated $2.87B.
- Marshall Wace's ten largest holdings make up 32% of its $100B portfolio in Q1 2026.
- Marshall Wace opened 911 new positions and closed 681 in Q1 2026.
- Marshall Wace's portfolio value fell 8.6% quarter-over-quarter to $100B.
Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.