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Marshall Wace, LLP 13F holdings
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Marshall Wace, LLP 13F holdings

Marshall Wace, LLP reported 2,662 positions with a total reported value of $117.9B as of 2026-06-30, in its 13F for Q2 2026, filed 2026-08-13. Top holdings by reported value: ISHARES-S&P 500 (25.3%), SPDR PORTFOLIO L (3.5%), AAPL APPLE INC (2.2%), AMZN AMAZON.COM INC (1.9%), AMD ADV MICRO DEVICE (1.9%). Against 2026-03-31 it opened 657 new positions and exited 632. Next 13F due by 2026-11-14, the legal deadline 45 days after the quarter ending 2026-09-30.

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Top holdings

25 largest of 2,662 positions · reported value as of 2026-06-30
HoldingSharesReported value% of portfolio
ISHARES-S&P 50039,828,525$29.8B25.3%
SPDR PORTFOLIO L46,869,324$4.1B3.5%
AAPL APPLE INC9,084,303$2.6B2.2%
AMZN AMAZON.COM INC9,514,151$2.3B1.9%
AMD ADV MICRO DEVICE3,898,210$2.3B1.9%
NVDA NVIDIA CORP8,637,159$1.7B1.5%
MU MICRON TECH1,348,718$1.6B1.3%
MSFT MICROSOFT CORP3,340,231$1.2B1.1%
GOOGL ALPHABET INC-A4,461,289$1.1B0.9%
COST COSTCO WHOLESALE1,174,466$1.1B0.9%
MS MORGAN STANLEY4,648,847$971.8M0.8%
TSLA TESLA INC2,188,456$920.4M0.8%
TSM TAIWAN SEMIC-ADR1,810,476$864.6M0.7%
HLT HILTON WORLDWIDE2,319,322$766.4M0.7%
UNH UNITEDHEALTH GRP1,833,046$761.9M0.6%
JNJ JOHNSON&JOHNSON2,989,537$759.3M0.6%
ABBV ABBVIE INC2,990,512$752.5M0.6%
BAC BANK OF AMERICA12,483,467$711.3M0.6%
KO COCA-COLA CO/THE8,240,650$669.7M0.6%
JPM JP MORGAN CHASE1,978,070$647.5M0.5%
ABT ABBOTT LABS5,542,438$502.9M0.4%
META META PLATFORMS-A891,552$502.2M0.4%
CME CME GROUP INC2,241,304$494.9M0.4%
BE BLOOM ENERGY C-A1,618,954$490.1M0.4%
AXP AMERICAN EXPRESS1,429,163$483.4M0.4%
SEC FORM 13F · Q2 2026 · VALUES AS REPORTED, NOT PRICES

New positions this quarter

Held at 2026-06-30, not at 2026-03-31 · 657 in all · reported value as of 2026-06-30
HoldingSharesReported value% of portfolio
LPL FINANCIAL HO975,627$274.8M0.2%
HUM HUMANA INC545,978$216.9M0.2%
REPUBLIC SVCS919,625$196.0M0.2%
WING WINGSTOP INC961,328$166.7M0.1%
IVZ INVESCO AI AND N791,152$159.2M0.1%
RJF RAYMOND JAMES665,450$101.2M<0.1%
COR CENCORA INC342,176$96.8M<0.1%
INIO INNIO NV2,102,859$83.2M<0.1%
TRGP TARGA RESOURCES297,700$79.8M<0.1%
CPNG COUPANG INC3,591,049$62.4M<0.1%
VANGUARD VAL ETF280,670$61.2M<0.1%
BB BLACKBERRY LTD4,564,235$57.7M<0.1%
OKLO OKLO INC1,066,394$55.8M<0.1%
CITIZENS FINANCI794,777$55.7M<0.1%
HIG HARTFORD INSURAN412,473$54.7M<0.1%
AGL AGILON HEALTH IN468,293$50.2M<0.1%
EOG EOG RESOURCES372,127$48.3M<0.1%
HLNE HAMILTON LANE-A590,877$46.6M<0.1%
AEVA AEVA TECHNOLOGIE1,460,269$41.9M<0.1%
XENE XENON PHARMACEUT689,342$41.6M<0.1%
TWST TWIST BIOSCIENCE396,912$40.8M<0.1%
ISH USA VAL FCTR199,422$39.8M<0.1%
ECL ECOLAB INC141,006$39.3M<0.1%
RGEN REPLIGEN CORP282,107$38.5M<0.1%
KR KROGER CO665,111$36.9M<0.1%

Sold out

Held at 2026-03-31, gone by 2026-06-30 · 632 in all · reported value as of 2026-03-31
HoldingShares 2026-03-31Reported value% of portfolio then
MRK MERCK & CO2,778,301$334.2M0.4%
SRE SEMPRA1,358,767$132.0M0.1%
PODD INSULET CORP606,482$127.3M0.1%
RKLB ROCKET LAB CORP1,881,363$120.8M0.1%
KMB KIMBERLY-CLARK1,182,430$114.1M0.1%
SPDR-MATERIALS2,146,422$107.3M0.1%
JBL JABIL INC318,819$84.7M<0.1%
CHWY CHEWY INC- CL A3,107,696$83.9M<0.1%
WILLIAMS COS INC1,031,972$75.1M<0.1%
TIGO MILLICOM INTL924,111$69.3M<0.1%
CE CELANESE CORP1,042,812$68.6M<0.1%
GENERAL ELECTRIC230,409$65.4M<0.1%
MCK MCKESSON CORP74,488$64.5M<0.1%
USB US BANCORP1,201,323$62.5M<0.1%
M&T BANK CORP301,645$62.4M<0.1%
QQQ INVESCO QQQ TRUS107,521$62.1M<0.1%
TERNS PHARMACEUT927,600$48.9M<0.1%
ETN EATON CORP PLC134,106$48.0M<0.1%
OTIS OTIS WORLDWI607,939$46.9M<0.1%
ED CONS EDISON INC409,262$46.3M<0.1%
AMERICAN WATER W320,317$43.6M<0.1%
PAAS PAN AMER SILVER781,342$42.7M<0.1%
PGR PROGRESSIVE CORP215,221$42.7M<0.1%
TER TERADYNE INC131,000$38.8M<0.1%
APELLIS PHARMACE929,019$37.4M<0.1%

Biggest increases and decreases

Positions held at both quarter ends, by change in shares · reported value as of 2026-06-30

Increases

HoldingShares 2026-03-31Shares 2026-06-30ChangeReported value
ISHARES-S&P 50026,281,93339,828,525+51.5%$29.8B
COST COSTCO WHOLESALE263,7411,174,466+345.3%$1.1B
ABBV ABBVIE INC1,0612,990,512+281,757.9%$752.5M
JPM JP MORGAN CHASE17,0801,978,070+11,481.2%$647.5M
BAC BANK OF AMERICA1,830,83212,483,467+581.8%$711.3M
MU MICRON TECH901,4361,348,718+49.6%$1.6B
QCOM QUALCOMM INC24,1992,481,985+10,156.6%$458.7M
AXP AMERICAN EXPRESS126,0431,429,163+1,033.9%$483.4M
TEXAS INSTRUMENT145,1221,602,959+1,004.6%$477.8M
IBM IBM288,0721,702,963+491.2%$478.9M
XOM EXXON MOBIL CORP275,0003,142,185+1,042.6%$429.6M
CSCO CISCO SYSTEMS403,5023,565,600+783.7%$418.8M

Decreases

HoldingShares 2026-03-31Shares 2026-06-30ChangeReported value
NVDA NVIDIA CORP13,663,3398,637,159-36.8%$1.7B
SNDK SANDISK CORP564,586209,217-62.9%$475.7M
MRVL MARVELL TECHNOLO3,095,315605,363-80.4%$180.3M
INTC INTEL CORP7,255,1242,493,502-65.6%$348.2M
MELI MERCADOLIBRE INC314,5945,334-98.3%$9.1M
AVGO BROADCOM INC2,463,3501,181,899-52.0%$446.5M
APH AMPHENOL CORP-A2,337,310109,213-95.3%$19.3M
APPLIED MATERIAL1,118,292579,156-48.2%$418.7M
PFE PFIZER INC16,082,788802,396-95.0%$19.3M
WDC WESTERN DIGITAL931,323400,306-57.0%$255.7M
ROST ROSS STORES INC1,692,826111,117-93.4%$23.7M
LLY ELI LILLY & CO576,174334,637-41.9%$401.4M
CIK 1318757 · 13F FILINGS ON EDGAR · INFORMATIONAL ONLY

Source: U.S. Securities and Exchange Commission (EDGAR) and other official government data · Updated 2026-10-12 · For informational purposes only, not investment advice.
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