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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 | |
|---|---|---|---|---|---|---|
626
PUT
Comcast
CMCSA
$80.8B
| $23.8M | 0.02% |
827,900
+827,600
| +275,867% | +$24.8M |
|
627
NOV
NOV
$7.24B
| $23.8M | 0.02% |
1,263,436
+572,065
| +83% | +$10.7M |
|
628
Bright Horizons
BFAM
$3.88B
| $23.7M | 0.02% |
289,032
-340,163
| -54% | -$28.6M |
|
629
Floor & Decor
FND
$5.63B
| $23.6M | 0.02% |
+465,287
| New | +$30.3M |
|
630
PUT
American Express
AXP
$233B
| $23.6M | 0.02% |
78,000
-42,000
| -35% | -$14.1M |
|
631
PACCAR
PCAR
$69.3B
| $23.6M | 0.02% |
+204,132
| New | +$24.7M |
|
632
Monte Rosa Therapeutics
GLUE
$1.98B
| $23.6M | 0.02% |
1,433,152
+1,034,262
| +259% | +$19.8M |
|
633
Sensient Technologies
SXT
$4.79B
| $23.4M | 0.02% |
271,160
+64,297
| +31% | +$6.02M |
|
634
PUT
Broadcom
AVGO
$1.86T
| $23.4M | 0.02% |
75,600
+29,900
| +65% | +$9.84M |
|
|
CTRA
635
DELISTED
Coterra Energy
CTRA
| $23.4M | 0.02% |
665,800
+415,264
| +166% | +$12.5M |
|
636
PUT
UnitedHealth
UNH
$384B
| $23.4M | 0.02% |
86,400
-141,600
| -62% | -$42.2M |
|
637
Allegro MicroSystems
ALGM
$9.45B
| $23.3M | 0.02% |
739,780
+25,201
| +4% | +$869K |
|
638
Archrock
AROC
$6.68B
| $23.3M | 0.02% |
+670,195
| New | +$21.4M |
|
639
Jefferies Financial Group
JEF
$12.7B
| $23.3M | 0.02% |
564,665
-113,885
| -17% | -$5.91M |
|
640
PAR Technology
PAR
$638M
| $23.2M | 0.02% |
1,742,107
+1,397,068
| +405% | +$32.8M |
|
641
Alpha Metallurgical Resources
AMR
$1.82B
| $23.2M | 0.02% |
113,100
+62,082
| +122% | +$12.6M |
|
642
Equifax
EFX
$19.4B
| $23.1M | 0.02% |
128,193
+68,655
| +115% | +$13.6M |
|
643
Harrow
HROW
$1.58B
| $22.7M | 0.02% |
644,918
+444,611
| +222% | +$19.5M |
|
644
PUT
Trade Desk
TTD
$7.97B
| $22.7M | 0.02% |
1,000,300
+999,200
| +90,836% | +$28.8M |
|
|
DFTX
645
Definium Therapeutics
DFTX
$5.79B
| $22.7M | 0.02% |
1,200,825
-1,774,877
| -60% | -$30.1M |
|
646
MKS Inc
MKSI
$23B
| $22.7M | 0.02% |
+98,690
| New | +$22.3M |
|
647
Whirlpool
WHR
$2.32B
| $22.6M | 0.02% |
419,727
+400,454
| +2,078% | +$29.4M |
|
648
EPR Properties
EPR
$4.71B
| $22.6M | 0.02% |
451,710
+368,691
| +444% | +$20.3M |
|
649
Sysco
SYY
$38.8B
| $22.5M | 0.02% |
315,793
-898,182
| -74% | -$74.2M |
|
|
TEM
650
Tempus AI
TEM
$8.28B
| $22.5M | 0.02% |
496,508
-242,138
| -33% | -$13.8M |
|
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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.