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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

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
MAX icon
3476
MediaAlpha
MAX
$763M
-328,388
Closed -$4.25M
MBI icon
3477
MBIA
MBI
$333M
-31,704
Closed -$227K
MBIN icon
3478
Merchants Bancorp
MBIN
$2.28B
-140,168
Closed -$4.77M
MBLY icon
3479
Mobileye
MBLY
$7.76B
-271,836
Closed -$2.84M
MBWM icon
3480
Mercantile Bank Corp
MBWM
$998M
-28,415
Closed -$1.37M
MCK icon
3481
CALL
McKesson
MCK
$98.5B
-300
Closed -$246K
MCK icon
3482
PUT
McKesson
MCK
$98.5B
-70,000
Closed -$57.4M
MDB icon
3483
MongoDB
MDB
$25.1B
-479,500
Closed -$201M
MDT icon
3484
CALL
Medtronic
MDT
$106B
-100
Closed -$9.61K
MDT icon
3485
Medtronic
MDT
$106B
-79,081
Closed -$7.6M
MDT icon
3486
PUT
Medtronic
MDT
$106B
-900
Closed -$86.5K
ONT
3487
Onterris Inc
ONT
$756M
-109,058
Closed -$2.71M
MET icon
3488
MetLife
MET
$60.5B
-3,600
Closed -$284K
MFIC icon
3489
MidCap Financial Investment
MFIC
$806M
-42,940
Closed -$491K
MLAB icon
3490
Mesa Laboratories
MLAB
$541M
-7,137
Closed -$560K
MLCO icon
3491
Melco Resorts & Entertainment
MLCO
$2.12B
-723,722
Closed -$5.48M
MMI icon
3492
Marcus & Millichap
MMI
$1.18B
-195,482
Closed -$5.33M
MMM icon
3493
PUT
3M
MMM
$83.4B
-100
Closed -$16K
CALY
3494
Callaway Golf Company
CALY
$3.48B
-456,148
Closed -$5.32M
MPT
3495
Medical Properties Trust
MPT
$2.84B
-137,174
Closed -$686K
MRCY icon
3496
Mercury Systems
MRCY
$5.77B
-36,821
Closed -$2.69M
MSTR icon
3497
Strategy Inc
MSTR
$34.4B
-100,000
Closed -$14.3M
MUFG icon
3498
Mitsubishi UFJ Financial
MUFG
$240B
-71,407
Closed -$1.13M
MYFW icon
3499
First Western Financial
MYFW
$323M
-47,873
Closed -$1.28M
NATR icon
3500
Nature's Sunshine
NATR
$359M
-42,145
Closed -$909K

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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.