Security record · archived quarter
IONQ
IonQ, Inc. · Technology · Computer Hardware
16Tracked holders
+2Δ holders
66.00MShares held
$2.84BReported value
+2New positions
−0Exits
Momentum inputs (comparable managers):
holder breadth +14.3% ·
share flow -5.5% ·
net new positions +12.5%
— formula
Ownership fragmentation — more holders, smaller aggregate stake
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q2 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 141 | -1 | 151.82M | $8.08B | +13 | −13 |
| Q1 2026 | 144 | +3 | 146.87M | $4.24B | +11 | −9 |
| Q4 2025 | 140 | -2 | 166.37M | $7.47B | +1 | −2 |
| Q3 2025 | 18 | 0 | 117.74M | $7.24B | +1 | −2 |
| Q2 2025 | 16 | +2 | 66.00M | $2.84B | +2 | — |
| Q1 2025 | 11 | -1 | 25.61M | $565.44M | +2 | −3 |
| Q4 2024 | 12 | +5 | 11.29M | $471.78M | +5 | — |
| Q3 2024 | 6 | +1 | 5.80M | $50.30M | +2 | −1 |
| Q2 2024 | 5 | — | 4.61M | $32.07M | — | — |
Who holds it · Q2 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | The Vanguard Group ✦ (passive) | 24.77M | — | $1.06B | 0.0% | n/c | 1 | SEC ↗ |
| 2 | The Vanguard Group ✦ (passive) | 24.77M | — | $1.06B | 0.0% | n/c | 1 | SEC ↗ |
| 3 | The Vanguard Group ✦ (passive) | 24.77M | — | $1.06B | 0.0% | n/c | 1 | SEC ↗ |
| 4 | The Vanguard Group ✦ (passive) | 24.77M | — | $1.06B | 0.0% | n/c | 1 | SEC ↗ |
| 5 | The Vanguard Group ✦ (passive) | 24.77M | — | $1.06B | 0.0% | n/c | 1 | SEC ↗ |
| 6 | BlackRock ✦ (passive) | 18.26M | — | $784.48M | 0.0% | n/c | 1 | SEC ↗ |
| 7 | BlackRock ✦ (passive) | 18.26M | — | $784.48M | 0.0% | n/c | 1 | SEC ↗ |
| 8 | BlackRock ✦ (passive) | 18.26M | — | $784.48M | 0.0% | n/c | 1 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 18.26M | — | $784.48M | 0.0% | n/c | 1 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 18.26M | — | $784.48M | 0.0% | n/c | 1 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 18.26M | — | $784.48M | 0.0% | n/c | 1 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 18.26M | — | $784.48M | 0.0% | n/c | 1 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 18.26M | — | $784.48M | 0.0% | n/c | 1 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 18.26M | — | $784.48M | 0.0% | n/c | 1 | SEC ↗ |
| 15 | BlackRock ✦ (passive) | 18.26M | — | $784.48M | 0.0% | n/c | 1 | SEC ↗ |
| 16 | BlackRock ✦ (passive) | 18.26M | — | $784.48M | 0.0% | n/c | 1 | SEC ↗ |
| 17 | BlackRock ✦ (passive) | 18.26M | — | $784.48M | 0.0% | n/c | 1 | SEC ↗ |
| 18 | BlackRock ✦ (passive) | 18.26M | — | $784.48M | 0.0% | n/c | 1 | SEC ↗ |
| 19 | BlackRock ✦ (passive) | 18.26M | — | $784.48M | 0.0% | n/c | 1 | SEC ↗ |
| 20 | BlackRock ✦ (passive) | 18.26M | — | $784.48M | 0.0% | n/c | 1 | SEC ↗ |
| 21 | BlackRock ✦ (passive) | 18.26M | — | $784.48M | 0.0% | n/c | 1 | SEC ↗ |
| 22 | BlackRock ✦ (passive) | 18.26M | — | $784.48M | 0.0% | n/c | 1 | SEC ↗ |
| 23 | Geode Capital Management ✦ (passive) | 5.34M | +15.2% | $229.42M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 24 | Geode Capital Management ✦ (passive) | 5.34M | +15.2% | $229.42M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 25 | State Street Global Advisors ✦ (passive) | 5.26M | +15.1% | $225.84M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 26 | D. E. Shaw & Co. ✦ | 4.04M | -49.1% | $173.58M | 0.2% | ▼ Trim | 3 | SEC ↗ |
| 27 | Norges Bank ✦ (passive) | 2.67M | +21.0% | $114.77M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 28 | T. Rowe Price ✦ | 1.48M | +167.4% | $63.41M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 29 | T. Rowe Price ✦ | 1.48M | +167.4% | $63.41M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 30 | Fidelity (FMR) ✦ | 1.23M | — | $52.96M | 0.0% | n/c | 1 | SEC ↗ |
| 31 | Fidelity (FMR) ✦ | 1.23M | — | $52.96M | 0.0% | n/c | 1 | SEC ↗ |
| 32 | Fidelity (FMR) ✦ | 1.23M | — | $52.96M | 0.0% | n/c | 1 | SEC ↗ |
| 33 | Fidelity (FMR) ✦ | 1.23M | — | $52.96M | 0.0% | n/c | 1 | SEC ↗ |
| 34 | Citadel Advisors ✦ | 1.06M | -37.0% | $45.61M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 35 | Citadel Advisors ✦ | 1.06M | -37.0% | $45.61M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 36 | Renaissance Technologies ✦ | 1.01M | -64.3% | $43.25M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 37 | Wellington Management ✦ | 331.72K | +65.1% | $14.25M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 38 | Wellington Management ✦ | 331.72K | +65.1% | $14.25M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 39 | Wellington Management ✦ | 331.72K | +65.1% | $14.25M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 40 | Marshall Wace ✦ | 214.04K | New | $9.20M | 0.0% | New | 1 | SEC ↗ |
| 41 | Marshall Wace ✦ | 214.04K | New | $9.20M | 0.0% | New | 1 | SEC ↗ |
| 42 | Marshall Wace ✦ | 214.04K | New | $9.20M | 0.0% | New | 1 | SEC ↗ |
| 43 | Millennium Management ✦ | 212.19K | +195.7% | $9.12M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 44 | Two Sigma Investments ✦ | 79.90K | -90.9% | $3.43M | 0.0% | ▼ Trim | 5 | SEC ↗ |
| 45 | AQR Capital Management ✦ | 48.42K | -15.5% | $2.08M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 46 | AQR Capital Management ✦ | 48.42K | -15.5% | $2.08M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 47 | AQR Capital Management ✦ | 48.42K | -15.5% | $2.08M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 48 | AQR Capital Management ✦ | 48.42K | -15.5% | $2.08M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 49 | AQR Capital Management ✦ | 48.42K | -15.5% | $2.08M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 50 | Fisher Asset Management ✦ | 12.03K | New | $516,974 | 0.0% | New | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Marshall Wace | $9.20M | 0.0% |
| Marshall Wace | $9.20M | 0.0% |
| Marshall Wace | $9.20M | 0.0% |
| Fisher Asset Management | $516,974 | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 625 holders, 199.96M shares, $5.63B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q2 2025 ·
Methodology ·
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