// company-profile
IonQ, Inc.
IONQExchangeNYSESectorServices-Computer Integrated Systems DesignInc.DEFilings148Insiders22
// api This IonQ, Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
Mixed insider activity over the last 30 days: 5 purchases and 5 sales (10 transactions total).
// 90-day insight
Over the last 90 days, IonQ, Inc. insiders bought $0 (7 transactions) and sold $1.7M (5 transactions).
- Most active insider: Cardillo Robert T. with 7 transactions totaling $422K.
- Largest single sale: $906K by de Masi Niccolo on Jun 11, 2026.
- 50% of recent sales were pre-scheduled 10b5-1 trades — typically less informative than open-market activity.
Activity is mixed — buys and sales are roughly balanced.
Institutional Ownership
Top 13F-HR holders of IonQ, Inc. as of 2026-03-31
Total reported AUM
$6.08B
QoQ change
-26.9%
Reporting period
2026-03-31
#1
MORGAN STANLEY
CIK 895421
$451.9M
15.7M shares
#2
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$434.3M
15.1M shares
#3
BlackRock, Inc.
CIK 2012383
$379.0M
13.1M shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 18, 2026 | Raymond John w | IONQ | Sale10b5 | 3,815 | $55.01 | $210K |
| Jun 18, 2026 | TOLEDANO GABRIELLE B | IONQ | Sale10b5 | 2,757 | $55.01 | $152K |
| Jun 18, 2026 | Chou Kathryn K. | IONQ | Sale10b5 | 2,757 | $55.02 | $152K |
| Jun 17, 2026 | TOLEDANO GABRIELLE B | IONQ | Award | 4,526 | $0.00 | $0K |
| Jun 17, 2026 | Chou Kathryn K. | IONQ | Award | 4,526 | $0.00 | $0K |
45 more transactions hidden
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