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Marshall Wace Portfolio holdings
AUM
$127B
Turnover
40.17%
1-Year Est. Return
46.06%
This Fund
S&P 500
This Quarter Est. Return
+26.15%
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
$127B
AUM Growth
+$26.3B
(+26%)
Cap. Flow
+$9.28B
Cap. Flow % of AUM
Cap. Flow %
7.32%
Top 10 Holdings %
Top 10 Hldgs %
37.66%
Holding
3,898
New
771
Increased
1,083
Reduced
1,182
Closed
795
Avg Time Held
Equity + Options
1
year
Top 10 Avg Time Held
Equity + Options
2.3
years
Top 20 Avg Time Held
Equity + Options
1.6
years
Avg Time Held Equity only
1
year
Top 10 Avg Time Held Equity only
2.4
years
Top 20 Avg Time Held Equity only
1.6
years
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
iShares Core S&P 500 ETF
IVV
|
+$9.9B |
| 2 |
Costco
COST
|
+$907M |
| 3 |
AbbVie
ABBV
|
+$643M |
| 4 |
JPMorgan Chase
JPM
|
+$609M |
| 5 |
Bank of America
BAC
|
+$567M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$1.03B |
| 2 |
Mercado Libre
MELI
|
+$528M |
| 3 |
Broadcom
AVGO
|
+$514M |
| 4 |
Sandisk
SNDK
|
+$507M |
| 5 |
Marvell Technology
MRVL
|
+$499M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Miscellaneous | 34.91% |
| 2 | Technology | 20.64% |
| 3 | Consumer Discretionary | 9.1% |
| 4 | Healthcare | 8.21% |
| 5 | Financials | 7.4% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | Held Since | |
|---|---|---|---|---|---|---|---|
451
Emerson Electric
EMR
$90.1B
| $40M | 0.03% |
279,107
-68,296
| -20% | -$9.6M |
2026 Q1
1 quarter
|
|
452
iShares MSCI USA Value Factor ETF
VLUE
$9.08B
| $39.8M | 0.03% |
+199,422
| New | +$35.7M |
2026 Q2
0 quarters
|
|
453
Sarepta Therapeutics
SRPT
$1.87B
| $39.6M | 0.03% |
2,206,022
+1,480,954
| +204% | +$28M |
2025 Q3
3 quarters
|
|
454
Owens Corning
OC
$9.03B
| $39.6M | 0.03% |
249,080
+239,582
| +2,522% | +$29.1M |
2026 Q1
1 quarter
|
|
455
Ecolab
ECL
$80.9B
| $39.3M | 0.03% |
+141,006
| New | +$37.1M |
2026 Q2
0 quarters
|
|
456
CoStar Group
CSGP
$13.7B
| $39.1M | 0.03% |
1,381,204
+863,944
| +167% | +$29.7M |
2025 Q2
4 quarters
|
|
457
Tenaris
TS
$29.4B
| $39.1M | 0.03% |
704,368
+696,368
| +8,705% | +$42.3M |
2026 Q1
1 quarter
|
|
458
Graphic Packaging
GPK
$2.6B
| $39M | 0.03% |
3,689,816
+976,207
| +36% | +$10M |
2024 Q1
9 quarters
|
|
459
ZTO Express
ZTO
$14.8B
| $39M | 0.03% |
1,742,654
-577,773
| -25% | -$13.8M |
2025 Q4
2 quarters
|
|
460
Saia
SAIA
$8.84B
| $38.8M | 0.03% |
92,206
+17,906
| +24% | +$7.87M |
2026 Q1
1 quarter
|
|
461
State Street Technology Select Sector SPDR ETF
XLK
$121B
| $38.8M | 0.03% |
203,646
-42,083
| -17% | -$7.19M |
2026 Q1
1 quarter
|
|
462
Vista Energy
VIST
$8.28B
| $38.8M | 0.03% |
607,823
+26,012
| +4% | +$1.83M |
2026 Q1
1 quarter
|
|
463
Alibaba
BABA
$248B
| $38.7M | 0.03% |
403,299
-171,894
| -30% | -$21.5M |
2021 Q4
18 quarters
|
|
464
Logitech
LOGI
$15.7B
| $38.7M | 0.03% |
412,299
+52,713
| +15% | +$5.47M |
2024 Q1
9 quarters
|
|
465
Monte Rosa Therapeutics
GLUE
$925M
| $38.6M | 0.03% |
1,593,600
+160,448
| +11% | +$3.03M |
2024 Q3
7 quarters
|
|
466
Savara
SVRA
$867M
| $38.5M | 0.03% |
6,256,989
+1,742,641
| +39% | +$9.35M |
2025 Q4
2 quarters
|
|
467
Repligen
RGEN
$11.2B
| $38.5M | 0.03% |
+282,107
| New | +$34.7M |
2026 Q2
0 quarters
|
|
468
Garrett Motion
GTX
$4.02B
| $38.5M | 0.03% |
1,062,068
-2,401,736
| -69% | -$66.8M |
2024 Q4
6 quarters
|
|
469
Cytokinetics
CYTK
$8.51B
| $38.5M | 0.03% |
451,467
-205,141
| -31% | -$14.7M |
2021 Q4
18 quarters
|
|
470
DELISTED
TopBuild
BLD
| $38.4M | 0.03% |
108,231
+107,366
| +12,412% | +$44.3M |
2026 Q1
1 quarter
|
|
471
KB Financial Group
KB
$40.3B
| $38.1M | 0.03% |
363,470
+246,270
| +210% | +$26M |
2022 Q3
15 quarters
|
|
472
Fermi Inc
FRMI
$1.64B
| $38.1M | 0.03% |
4,160,290
+3,883,540
| +1,403% | +$24.6M |
2025 Q4
2 quarters
|
|
473
Ecopetrol
EC
$36.6B
| $37.5M | 0.03% |
2,636,516
+2,066,221
| +362% | +$29.9M |
2025 Q2
4 quarters
|
|
474
PPL Corp
PPL
$26.3B
| $37.4M | 0.03% |
1,030,132
+384,144
| +59% | +$14.2M |
2025 Q4
2 quarters
|
|
475
AtriCure
ATRC
$3B
| $37.3M | 0.03% |
1,333,904
-133,620
| -9% | -$3.76M |
2023 Q1
13 quarters
|
|
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Marshall Wace's Q2 2026 Portfolio in Review
As of Q2 2026, Marshall Wace held 3,898 positions worth $127B, up 26% from $100B the previous quarter. Its ten largest holdings account for 38% of the portfolio.
Marshall Wace deployed $9.28B of net new capital in Q2 2026, opening 771 new positions and adding to 1,083 existing holdings. Its largest new stake was LPL Financial: 975,627 shares worth $275M.
By sector, the portfolio is most concentrated in Miscellaneous at 35% of assets, up from 30% a quarter earlier, followed by Technology and Consumer Discretionary.
On the sell side, the largest reduction was NVIDIA, an estimated $1.03B trimmed.
- Marshall Wace's largest Q2 2026 buy was LPL Financial: 975,627 shares worth $275M.
- Marshall Wace added most to iShares Core S&P 500 ETF in Q2 2026, an estimated $9.9B increase.
- Marshall Wace's biggest Q2 2026 reduction was NVIDIA, cutting an estimated $1.03B.
- Marshall Wace fully exited Merck in Q2 2026, selling an estimated $325M.
- Marshall Wace's ten largest holdings make up 38% of its $127B portfolio in Q2 2026.
- Marshall Wace opened 771 new positions and closed 795 in Q2 2026.
- Marshall Wace's portfolio value rose 26% quarter-over-quarter to $127B.
Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.