IONQ INC (IONQ): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in IONQ · Information Technology. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
27
13F filers
Aggregate Value
$652.9M
Across holders
Last Price
$41.06
2026-08-24
Sector
Information Technology
GICS
Quarterly fund activity19 increased6 reduced4 exited
Full exits: Point72 Asset Management, L.P., RENAISSANCE TECHNOLOGIES LLC, Holocene Advisors, LP, Clearbridge Investments, LLC
Institutional Holders of IONQ
27 holders
ManagerTypeSharesMarket Value% of Total% of PortfolioActionQoQ ChangeQuarter
SHAW D E & CO INC
CIK 0001009207
Hedge Fund2.69M$143.3M22.0%0.1%Added$-59.2MQ2 2026
MARSHALL WACE, LLP
CIK 0001318757
Hedge Fund2.33M$124.0M19.0%0.1%Added+$122.5MQ2 2026
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund1.96M$104.4M16.0%0.0%Added+$100.5MQ2 2026
Squarepoint Ops LLC
CIK 0001642575
Hedge Fund1.07M$56.9M8.7%0.1%Added+$51.0MQ2 2026
LANSDOWNE PARTNERS (UK) LLP
CIK 0001608485
Hedge Fund966K$51.5M7.9%2.1%Added$-11.4MQ2 2026
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund806K$42.9M6.6%0.0%Reduced+$39.4MQ2 2026
TUDOR INVESTMENT CORP ET AL
CIK 0000923093
Hedge Fund703K$37.5M5.7%0.1%Added+$30.2MQ2 2026
Rockefeller Capital Management L.P.
CIK 0001739439
Hedge Fund593K$31.6M4.8%0.0%Added$-85.1MQ2 2026
Qube Research & Technologies Ltd
CIK 0001729829
Hedge Fund383K$20.4M3.1%0.0%AddedQ2 2026
VOLORIDGE INVESTMENT MANAGEMENT, LLC
CIK 0001556921
Hedge Fund150K$8.0M1.2%0.0%AddedQ2 2026
SHAW D E & CO INCAdded
Hedge Fund
$143.3M· 22.0% of total· 0.1% port· 2.69M sh· $-59.2M QoQ· Q2 2026
MARSHALL WACE, LLPAdded
Hedge Fund
$124.0M· 19.0% of total· 0.1% port· 2.33M sh· +$122.5M QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCAdded
Hedge Fund
$104.4M· 16.0% of total· 0.0% port· 1.96M sh· +$100.5M QoQ· Q2 2026
Squarepoint Ops LLCAdded
Hedge Fund
$56.9M· 8.7% of total· 0.1% port· 1.07M sh· +$51.0M QoQ· Q2 2026
LANSDOWNE PARTNERS (UK) LLPAdded
Hedge Fund
$51.5M· 7.9% of total· 2.1% port· 966K sh· $-11.4M QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPReduced
Hedge Fund
$42.9M· 6.6% of total· 0.0% port· 806K sh· +$39.4M QoQ· Q2 2026
TUDOR INVESTMENT CORP ET ALAdded
Hedge Fund
$37.5M· 5.7% of total· 0.1% port· 703K sh· +$30.2M QoQ· Q2 2026
Rockefeller Capital Management L.P.Added
Hedge Fund
$31.6M· 4.8% of total· 0.0% port· 593K sh· $-85.1M QoQ· Q2 2026
Qube Research & Technologies LtdAdded
Hedge Fund
$20.4M· 3.1% of total· 0.0% port· 383K sh· QoQ· Q2 2026
VOLORIDGE INVESTMENT MANAGEMENT, LLCAdded
Hedge Fund
$8.0M· 1.2% of total· 0.0% port· 150K sh· QoQ· Q2 2026
FRED ALGER MANAGEMENT, LLCAdded
Hedge Fund
$7.9M· 1.2% of total· 0.0% port· 149K sh· +$4.8M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$4.7M· 0.7% of total· 0.0% port· 89K sh· +$4.7M QoQ· Q2 2026
Hudson Bay Capital Management LPAdded
Hedge Fund
$4.1M· 0.6% of total· 0.0% port· 76K sh· +$2.5M QoQ· Q2 2026
ExodusPoint Capital Management, LPAdded
Hedge Fund
$3.3M· 0.5% of total· 0.0% port· 62K sh· QoQ· Q2 2026
Schonfeld Strategic Advisors LLCReduced
Hedge Fund
$3.0M· 0.5% of total· 0.0% port· 57K sh· $-1.3M QoQ· Q2 2026
Parallax Volatility Advisers, L.P.Added
Hedge Fund
$2.7M· 0.4% of total· 0.0% port· 51K sh· $-33.0M QoQ· Q2 2026
Man Group plcReduced
Hedge Fund
$1.4M· 0.2% of total· 0.0% port· 27K sh· $-18.3M QoQ· Q2 2026
Brevan Howard Capital Management LPReduced
Hedge Fund
$1.3M· 0.2% of total· 0.0% port· 25K sh· $-1.9M QoQ· Q2 2026
Lighthouse Investment Partners, LLCAdded
Hedge Fund
$1.0M· 0.2% of total· 0.0% port· 19K sh· QoQ· Q2 2026
Woodline Partners LPAdded
Hedge Fund
$1.0M· 0.2% of total· 0.0% port· 19K sh· +$415K QoQ· Q2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPAdded
Hedge Fund
$675K· 0.1% of total· 0.0% port· 13K sh· QoQ· Q2 2026
Verition Fund Management LLCUnchanged
Hedge Fund
$506K· 0.1% of total· 0.0% port· 10K sh· $-21K QoQ· Q2 2026
TCW GROUP INCAdded
Hedge Fund
$331K· 0.1% of total· 0.0% port· 6K sh· QoQ· Q2 2026
Alphadyne Asset Management LPAdded
Hedge Fund
$250K· 0.0% of total· 0.0% port· 5K sh· QoQ· Q2 2026
Magnetar Financial LLCReduced
Hedge Fund
$234K· 0.0% of total· 0.0% port· 4K sh· $-1.5M QoQ· Q2 2026
Walleye Capital LLCReduced
Hedge Fund
$69K· 0.0% of total· 0.0% port· 1K sh· $-4.0M QoQ· Q2 2026
Pinpoint Asset Management LtdUnchanged
Hedge Fund
$22· 0.0% of total· 0.0% port· 1 sh· +$0 QoQ· Q1 2025
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