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
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| SHAW D E & CO INC CIK 0001009207 | Hedge Fund | 2.69M | $143.3M | 22.0% | 0.1% | Added | $-59.2M | Q2 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 2.33M | $124.0M | 19.0% | 0.1% | Added | +$122.5M | Q2 2026 |
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 1.96M | $104.4M | 16.0% | 0.0% | Added | +$100.5M | Q2 2026 |
| Squarepoint Ops LLC CIK 0001642575 | Hedge Fund | 1.07M | $56.9M | 8.7% | 0.1% | Added | +$51.0M | Q2 2026 |
| LANSDOWNE PARTNERS (UK) LLP CIK 0001608485 | Hedge Fund | 966K | $51.5M | 7.9% | 2.1% | Added | $-11.4M | Q2 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 806K | $42.9M | 6.6% | 0.0% | Reduced | +$39.4M | Q2 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 703K | $37.5M | 5.7% | 0.1% | Added | +$30.2M | Q2 2026 |
| Rockefeller Capital Management L.P. CIK 0001739439 | Hedge Fund | 593K | $31.6M | 4.8% | 0.0% | Added | $-85.1M | Q2 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 383K | $20.4M | 3.1% | 0.0% | Added | — | Q2 2026 |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC CIK 0001556921 | Hedge Fund | 150K | $8.0M | 1.2% | 0.0% | Added | — | Q2 2026 |
Added
Hedge Fund
$143.3M· 22.0% of total· 0.1% port· 2.69M sh· $-59.2M QoQ· Q2 2026
Added
Hedge Fund
$124.0M· 19.0% of total· 0.1% port· 2.33M sh· +$122.5M QoQ· Q2 2026
Added
Hedge Fund
$104.4M· 16.0% of total· 0.0% port· 1.96M sh· +$100.5M QoQ· Q2 2026
Added
Hedge Fund
$56.9M· 8.7% of total· 0.1% port· 1.07M sh· +$51.0M QoQ· Q2 2026
Added
Hedge Fund
$51.5M· 7.9% of total· 2.1% port· 966K sh· $-11.4M QoQ· Q2 2026
Reduced
Hedge Fund
$42.9M· 6.6% of total· 0.0% port· 806K sh· +$39.4M QoQ· Q2 2026
Added
Hedge Fund
$37.5M· 5.7% of total· 0.1% port· 703K sh· +$30.2M QoQ· Q2 2026
Added
Hedge Fund
$31.6M· 4.8% of total· 0.0% port· 593K sh· $-85.1M QoQ· Q2 2026
Added
Hedge Fund
$20.4M· 3.1% of total· 0.0% port· 383K sh· — QoQ· Q2 2026
Added
Hedge Fund
$8.0M· 1.2% of total· 0.0% port· 150K sh· — QoQ· Q2 2026
Added
Hedge Fund
$7.9M· 1.2% of total· 0.0% port· 149K sh· +$4.8M QoQ· Q2 2026
Added
Hedge Fund
$4.7M· 0.7% of total· 0.0% port· 89K sh· +$4.7M QoQ· Q2 2026
Added
Hedge Fund
$4.1M· 0.6% of total· 0.0% port· 76K sh· +$2.5M QoQ· Q2 2026
Added
Hedge Fund
$3.3M· 0.5% of total· 0.0% port· 62K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$3.0M· 0.5% of total· 0.0% port· 57K sh· $-1.3M QoQ· Q2 2026
Added
Hedge Fund
$2.7M· 0.4% of total· 0.0% port· 51K sh· $-33.0M QoQ· Q2 2026
Reduced
Hedge Fund
$1.4M· 0.2% of total· 0.0% port· 27K sh· $-18.3M QoQ· Q2 2026
Reduced
Hedge Fund
$1.3M· 0.2% of total· 0.0% port· 25K sh· $-1.9M QoQ· Q2 2026
Added
Hedge Fund
$1.0M· 0.2% of total· 0.0% port· 19K sh· — QoQ· Q2 2026
Added
Hedge Fund
$1.0M· 0.2% of total· 0.0% port· 19K sh· +$415K QoQ· Q2 2026
Added
Hedge Fund
$675K· 0.1% of total· 0.0% port· 13K sh· — QoQ· Q2 2026
Unchanged
Hedge Fund
$506K· 0.1% of total· 0.0% port· 10K sh· $-21K QoQ· Q2 2026
Added
Hedge Fund
$331K· 0.1% of total· 0.0% port· 6K sh· — QoQ· Q2 2026
Added
Hedge Fund
$250K· 0.0% of total· 0.0% port· 5K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$234K· 0.0% of total· 0.0% port· 4K sh· $-1.5M QoQ· Q2 2026
Reduced
Hedge Fund
$69K· 0.0% of total· 0.0% port· 1K sh· $-4.0M QoQ· Q2 2026
Unchanged
Hedge Fund
$22· 0.0% of total· 0.0% port· 1 sh· +$0 QoQ· Q1 2025
1–10 of 27
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