Latest Period
Q4 2025
Security Snapshot
IonQ, Inc. - Common Stock (IONQ) Institutional Ownership
CUSIP: 46222L108
13F Institutional Holders and Ownership History from Q3 2021 to Q1 2026
Institutions Reporting
662
Shares (Excl. Options)
193,570,551
Price
$44.87
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- Type / Class
- Equity / Common Stock
- Symbol
- IONQ on NYSE
- Shares outstanding
- 356,102,083
- Price per share
- $29.76
- All holders as of 31 Dec 2025
- Q4 2025
- Total 13F shares
- 193,570,551
- Total reported value
- $8,687,377,002
- % of total 13F portfolios
- 0.01%
- Share change
- +23,212,886
- Value change
- +$895,979,392
- Number of holders
- 662
- Price from insider filings
- $29.76
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- IONQ - IonQ, Inc. - Common Stock is tracked under CUSIP 46222L108.
- 662 institutions reported positions in Q4 2025.
- 2 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 662 to 250 between Q4 2025 and Q1 2026.
- Reported value moved from $8,687,377,002 to $541,458,124.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Source Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 662 institutions filings for Q4 2025.
Investment Quick Answers
What is CUSIP 46222L108?
CUSIP 46222L108 identifies IONQ - IonQ, Inc. - Common Stock in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 46222L108:
Significant Owners of IonQ, Inc. - Common Stock (IONQ) based on Schedule 13D/G filings
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 7.8% | +25% | $1,245,762,693 | +$567,756,263 | 27,763,822 | +84% | BlackRock, Inc. | 31 Dec 2025 |
| MORGAN STANLEY | 4.8% | -33% | $870,883,255 | -$78,867,900 | 17,092,900 | -8.3% | Morgan Stanley | 31 Dec 2025 |
As of 31 Dec 2025, 662 institutional investors reported holding 193,570,551 shares of IonQ, Inc. - Common Stock (IONQ). This represents 54% of the company’s total 356,102,083 outstanding shares.
Top 25 Institutional Shareholders
The largest institutional shareholders of IonQ, Inc. - Common Stock (IONQ) together control 42% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| VANGUARD GROUP INC | 9.8% | 34,774,743 | +18% | 0.02% | $1,560,342,719 |
| BlackRock, Inc. | 8.4% | 30,077,550 | +34% | 0.02% | $1,349,579,650 |
| MORGAN STANLEY | 5.5% | 19,566,831 | -26% | 0.05% | $877,963,818 |
| STATE STREET CORP | 2.5% | 8,962,789 | +42% | 0.01% | $402,160,342 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.3% | 8,074,301 | +22% | 0.02% | $361,623,547 |
| NORGES BANK | 1.3% | 4,451,819 | 0.02% | $199,753,119 | |
| UBS Group AG | 1.2% | 4,224,205 | -1.8% | 0.04% | $189,540,078 |
| Marex Group plc | 1.1% | 4,083,453 | +410% | 2% | $183,224,536 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 1.1% | 4,009,931 | +23% | 0.02% | $179,926,000 |
| NORTHERN TRUST CORP | 0.92% | 3,277,218 | +20% | 0.02% | $147,048,771 |
| Clear Street Group Inc. | 0.9% | 3,195,818 | +220% | 0.75% | $143,396,354 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.82% | 2,919,445 | +24% | 0.02% | $130,995,497 |
| BANK OF AMERICA CORP /DE/ | 0.6% | 2,137,750 | +31% | 0.01% | $95,920,843 |
| FMR LLC | 0.56% | 1,979,213 | -13% | 0% | $88,807,301 |
| CANTOR FITZGERALD, L. P. | 0.55% | 1,965,274 | +406% | 2.6% | $88,181,844 |
| ALLIANCEBERNSTEIN L.P. | 0.52% | 1,836,123 | +471% | 0.03% | $82,386,839 |
| VICTORY CAPITAL MANAGEMENT INC | 0.52% | 1,834,898 | +328% | 0.05% | $82,332,180 |
| GOLDMAN SACHS GROUP INC | 0.51% | 1,833,441 | -16% | 0.01% | $82,266,498 |
| Bank of New York Mellon Corp | 0.49% | 1,737,145 | +35% | 0.01% | $77,945,678 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.44% | 1,583,208 | +25% | 0.1% | $71,038,543 |
| JPMORGAN CHASE & CO | 0.44% | 1,554,105 | -48% | 0% | $69,732,691 |
| Nuveen, LLC | 0.43% | 1,534,964 | +26% | 0.02% | $68,873,834 |
| WELLINGTON MANAGEMENT GROUP LLP | 0.4% | 1,426,210 | +75% | 0.01% | $63,994,043 |
| Legal & General Group Plc | 0.38% | 1,361,858 | +48% | 0.01% | $61,106,568 |
| DEUTSCHE BANK AG\ | 0.34% | 1,216,153 | +56% | 0.02% | $54,568,786 |
Institutional Holders of IonQ, Inc. - Common Stock (IONQ) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 18,775,142 | $541,458,124 | +$28,709,945 | $28.83 | 250 |
| 2025 Q4 | 193,570,551 | $8,687,377,002 | +$895,979,392 | $44.87 | 662 |
| 2025 Q3 | 167,854,268 | $10,320,837,267 | +$2,189,548,508 | $61.50 | 601 |
| 2025 Q2 | 132,560,741 | $5,695,390,963 | +$1,558,919,065 | $42.97 | 473 |
| 2025 Q1 | 98,722,403 | $2,179,692,168 | +$183,182,470 | $22.07 | 359 |
| 2024 Q4 | 87,532,716 | $3,656,991,387 | +$494,524,378 | $41.77 | 370 |
| 2024 Q3 | 79,906,695 | $698,472,193 | +$44,047,115 | $8.74 | 235 |
| 2024 Q2 | 74,376,364 | $522,823,808 | -$87,272,655 | $7.03 | 205 |
| 2024 Q1 | 82,400,639 | $822,846,454 | -$42,086,606 | $9.99 | 202 |
| 2023 Q4 | 86,191,946 | $1,068,088,712 | +$123,684,278 | $12.39 | 217 |
| 2023 Q3 | 75,686,004 | $1,126,327,143 | -$46,028,695 | $14.88 | 198 |
| 2023 Q2 | 78,942,498 | $1,068,087,106 | +$93,898,128 | $13.53 | 174 |
| 2023 Q1 | 81,326,197 | $499,849,835 | +$28,275,971 | $6.15 | 155 |
| 2022 Q4 | 84,742,597 | $292,366,218 | -$24,384,784 | $3.45 | 146 |
| 2022 Q3 | 92,078,147 | $466,834,116 | -$6,472,130 | $5.07 | 135 |
| 2022 Q2 | 93,337,119 | $408,827,305 | -$205,269,287 | $4.38 | 129 |
| 2022 Q1 | 94,928,739 | $1,210,133,001 | -$89,122,769 | $12.76 | 105 |
| 2021 Q4 | 101,556,778 | $1,696,275,221 | +$1,554,464,209 | $16.70 | 96 |
| 2021 Q3 | 700,000 | $5,890,000 | +$5,890,000 | $8.41 | 1 |