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Marshall Wace

Marshall Wace Portfolio holdings

AUM $127B Turnover 40.17%
1-Year Est. Return 46.06%
This Fund
S&P 500
This Quarter Est. Return
+0.56%
1 Year Est. Return
+46.06%
3 Year Est. Return
+142.12%
5 Year Est. Return
+190.33%
10 Year Est. Return
+787.47%
AUM
$100B
AUM Growth
-$9.45B
Cap. Flow
-$6.97B
Cap. Flow %
-6.95%
Top 10 Hldgs %
31.76%
Holding
3,811
New
911
Increased
1,180
Reduced
974
Closed
681
Avg Time Held Equity + Options
0.9 years
Top 10 Avg Time Held Equity + Options
2.2 years
Top 20 Avg Time Held Equity + Options
1.7 years
Avg Time Held Equity only
1 year
Top 10 Avg Time Held Equity only
2.2 years
Top 20 Avg Time Held Equity only
1.7 years

Top Buys

Rank Stock Value
1
SPYM icon
State Street SPDR Portfolio S&P 500 ETF
SPYM
+$3.97B
2
CVX icon
Chevron
CVX
+$527M
3
AAPL icon
Apple
AAPL
+$449M
4
MS icon
Morgan Stanley
MS
+$426M
5
ABNB icon
Airbnb
ABNB
+$367M

Top Sells

Rank Stock Value
1
IVV icon
iShares Core S&P 500 ETF
IVV
+$4.21B
2
VOO icon
Vanguard S&P 500 ETF
VOO
+$2.87B
3
WMT icon
Walmart Inc
WMT
+$831M
4
AMZN icon
Amazon
AMZN
+$692M
5
LLY icon
Eli Lilly
LLY
+$641M

Sector Composition

Rank Sector Weight
1 Miscellaneous 29.92%
2 Technology 19.57%
3 Consumer Discretionary 11.57%
4 Healthcare 9.79%
5 Financials 6.87%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow Held Since
PLPC icon
3551
Preformed Line Products
PLPC
$1.73B
– –
-1,290
Closed -$267K –
PLUG icon
3552
CALL
Plug Power
PLUG
$1.93B
– –
-400
Closed -$788 –
PLUG icon
3553
Plug Power
PLUG
$1.93B
– –
-1,129,352
Closed -$2.22M –
PLX icon
3554
Protalix BioTherapeutics
PLX
$211M
– –
-19,079
Closed -$34.3K –
PLYM
3555
DELISTED
Plymouth Industrial REIT
PLYM
– –
-77,500
Closed -$1.7M –
PMT icon
3556
PennyMac Mortgage Investment
PMT
$603M
– –
-508,877
Closed -$6.39M –
PNNT icon
3557
Pennant Park Investment Corp
PNNT
$199M
– –
-11,299
Closed -$67.3K –
PNW icon
3558
Pinnacle West Capital
PNW
$12.5B
– –
-27,666
Closed -$2.45M –
PRI icon
3559
Primerica
PRI
$8.7B
– –
-1,586
Closed -$410K –
PSBD icon
3560
Palmer Square Capital BDC
PSBD
$294M
– –
-31,590
Closed -$385K –
PSO icon
3561
Pearson
PSO
$11B
– –
-464,036
Closed -$6.52M –
PSX icon
3562
PUT
Phillips 66
PSX
$117B
– –
-100
Closed -$12.9K –
PUBM icon
3563
PubMatic
PUBM
$758M
– –
-145,345
Closed -$1.29M –
PUMP icon
3564
ProPetro Holding
PUMP
$949M
– –
-27,100
Closed -$258K –
HTT icon
3565
High Templar Tech Ltd
HTT
$323M
– –
-105,760
Closed -$375K –
QIPT
3566
DELISTED
Quipt Home Medical
QIPT
– –
-51,638
Closed -$182K –
IRLA
3567
IRulya Therapeutics Inc. Common Stock
IRLA
$32.6M
– –
-2,559
Closed -$1.71M –
QQXT icon
3568
First Trust NASDAQ 100 ex-Technology Sector Index Fund
QQXT
$143M
– –
-4,365
Closed -$434K –
QS icon
3569
CALL
QuantumScape Corp
QS
$2.48B
– –
-30,500
Closed -$318K –
QS icon
3570
PUT
QuantumScape Corp
QS
$2.48B
– –
-22,400
Closed -$233K –
R icon
3571
Ryder
R
$9.14B
– –
-6,887
Closed -$1.32M –
RACE icon
3572
CALL
Ferrari
RACE
$69.7B
– –
-100
Closed -$37K –
RAPT icon
3573
DELISTED
RAPT Therapeutics
RAPT
– –
-84,596
Closed -$2.87M –
RBB icon
3574
RBB Bancorp
RBB
$436M
– –
-30,778
Closed -$635K –
RCI icon
3575
Rogers Communications
RCI
$17.3B
– –
-140,003
Closed -$5.28M –
141 142
143
144 145

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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 $6.97B 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 Miscellaneous at 30% of assets, down from 30% a quarter earlier, followed by Technology and Consumer Discretionary.

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.