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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% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1351
Granite Construction
GVA
$5.45B
| $4.32M | ﹤0.01% |
36,032
+34,052
| +1,720% | +$4.25M |
|
1352
Natural Gas Services Group
NGS
$470M
| $4.31M | ﹤0.01% |
+114,282
| New | +$4.18M |
|
|
PCG.PRX
1353
PG&E Corp 6.000% Series A Preferred Stock
PCG.PRX
$1.4B
| $4.3M | ﹤0.01% |
100,000
| – | – |
|
|
CCRN
1354
DELISTED
Cross Country Healthcare
CCRN
| $4.3M | ﹤0.01% |
456,996
+185,615
| +68% | +$1.66M |
|
|
FLOC
1355
Flowco Holdings
FLOC
$843M
| $4.29M | ﹤0.01% |
208,086
-64,243
| -24% | -$1.39M |
|
1356
DexCom
DXCM
$27.6B
| $4.28M | ﹤0.01% |
68,214
-123,865
| -64% | -$8.63M |
|
1357
PUT
Western Digital
WDC
$179B
| $4.27M | ﹤0.01% |
15,800
-26,800
| -63% | -$7M |
|
1358
Extreme Networks
EXTR
$3.86B
| $4.25M | ﹤0.01% |
281,985
-127,172
| -31% | -$1.9M |
|
1359
ManpowerGroup
MAN
$2.39B
| $4.24M | ﹤0.01% |
143,886
-292,487
| -67% | -$8.69M |
|
|
TSSI
1360
TSS Inc
TSSI
$272M
| $4.23M | ﹤0.01% |
+324,962
| New | +$3.27M |
|
1361
Larimar Therapeutics
LRMR
$416M
| $4.2M | ﹤0.01% |
+933,464
| New | +$3.73M |
|
1362
Papa John's
PZZA
$999M
| $4.2M | ﹤0.01% |
129,598
-207,345
| -62% | -$7.2M |
|
1363
Harmony Biosciences
HRMY
$2.04B
| $4.19M | ﹤0.01% |
149,715
+120,281
| +409% | +$3.94M |
|
1364
Alignment Healthcare
ALHC
$4.02B
| $4.19M | ﹤0.01% |
237,656
+220,525
| +1,287% | +$4.43M |
|
|
PLG
1365
Platinum Group Metals
PLG
$164M
| $4.19M | ﹤0.01% |
2,365,081
+1,944,075
| +462% | +$4.7M |
|
1366
Ambev
ABEV
$47.3B
| $4.18M | ﹤0.01% |
+1,432,447
| New | +$4.09M |
|
1367
Certara
CERT
$1.17B
| $4.17M | ﹤0.01% |
730,882
-67,300
| -8% | -$514K |
|
1368
FreightCar America
RAIL
$275M
| $4.17M | ﹤0.01% |
522,639
+76,219
| +17% | +$863K |
|
|
RAL
1369
Ralliant Corp
RAL
$7.77B
| $4.13M | ﹤0.01% |
99,337
-140,785
| -59% | -$6.62M |
|
|
LGN
1370
Legence Corp
LGN
$5.44B
| $4.13M | ﹤0.01% |
73,153
-227,349
| -76% | -$11.5M |
|
1371
Vanda Pharmaceuticals
VNDA
$312M
| $4.12M | ﹤0.01% |
+596,002
| New | +$4.6M |
|
1372
Woodward
WWD
$25B
| $4.11M | ﹤0.01% |
+11,481
| New | +$4.13M |
|
1373
Biglari Holdings Class A
BH.A
$1.18B
| $4.11M | ﹤0.01% |
2,358
+1,681
| +248% | +$3.28M |
|
1374
Immunovant
IMVT
$8.09B
| $4.11M | ﹤0.01% |
+165,300
| New | +$4.28M |
|
1375
Zevra Therapeutics
ZVRA
$563M
| $4.1M | ﹤0.01% |
439,952
-229,790
| -34% | -$2.07M |
|
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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.