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Marshall Wace

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
Cap. Flow
-$5.83B
Cap. Flow %
-5.81%
Top 10 Hldgs %
31.76%
Holding
3,811
New
911
Increased
1,180
Reduced
974
Closed
681

Top Buys

1
SPYM
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

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

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
RCKY icon
3576
Rocky Brands
RCKY
$309M
– –
-27,656
Closed -$811K
RDNT icon
3577
RadNet
RDNT
$4.89B
– –
-24,495
Closed -$1.75M
RDZN icon
3578
Roadzen
RDZN
$98.1M
– –
-31,766
Closed -$76.6K
REGN icon
3579
CALL
Regeneron Pharmaceuticals
REGN
$70.9B
– –
-100
Closed -$77.2K
REM icon
3580
iShares Mortgage Real Estate ETF
REM
$559M
– –
-21,237
Closed -$471K
REPL icon
3581
Replimune Group
REPL
$859M
– –
-93,585
Closed -$910K
RES icon
3582
RPC Inc
RES
$1.31B
– –
-52,727
Closed -$287K
REVG
3583
DELISTED
REV Group
REVG
– –
-26,067
Closed -$1.59M
REYN icon
3584
Reynolds Consumer Products
REYN
$5.53B
– –
-301,375
Closed -$6.91M
REZI icon
3585
Resideo Technologies
REZI
$5.43B
– –
-77,445
Closed -$2.72M
RGEN icon
3586
Repligen
RGEN
$8.31B
– –
-516,336
Closed -$84.6M
RIOT icon
3587
Riot Platforms
RIOT
$6.91B
– –
-449,102
Closed -$6.89M
RITM icon
3588
Rithm Capital
RITM
$5.2B
– –
-344,552
Closed -$3.76M
RJF icon
3589
Raymond James Financial
RJF
$32.8B
– –
-145,719
Closed -$23.4M
RNAM
3590
DELISTED
Avidity Biosciences
RNAM
– –
-212,581
Closed -$15.3M
RNG icon
3591
RingCentral
RNG
$3.47B
– –
-1,190,568
Closed -$34.4M
RPTX
3592
DELISTED
Repare Therapeutics
RPTX
– –
-1,115,744
Closed -$2.9M
RS icon
3593
Reliance Steel & Aluminium
RS
$20.2B
– –
-58,680
Closed -$17M
RTO icon
3594
Rentokil
RTO
$15.3B
– –
-294,527
Closed -$8.68M
RVSB icon
3595
Riverview Bancorp
RVSB
$107M
– –
-11,433
Closed -$57.4K
RWJ icon
3596
Invesco S&P SmallCap 600 Revenue ETF
RWJ
$2.05B
– –
-7,929
Closed -$386K
RWR icon
3597
State Street SPDR Dow Jones REIT ETF
RWR
$1.89B
– –
-2,941
Closed -$289K
RYN icon
3598
Rayonier
RYN
$6.56B
– –
-404,879
Closed -$8.77M
SAFE
3599
Safehold
SAFE
$1.22B
– –
-28,961
Closed -$396K
SAMG icon
3600
Silvercrest Asset Management
SAMG
$76.4M
– –
-40,852
Closed -$621K
142 143
144
145 146

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Boston Partners
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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.