Welcome to our dedicated page for IonQ SEC filings (Ticker: IONQ), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
IonQ, Inc. filings document a public quantum technology company with common stock, warrants and recurring capital-structure disclosures. Its 8-K reports include operating and financial results, material-event updates, registration rights agreements, unregistered equity issuances, resale prospectus supplements and acquisition-related share issuances, including the completed Skyloom Global acquisition.
IonQ proxy materials cover shareholder voting matters, board governance, executive compensation and pay-versus-performance disclosures. The company’s filing record also reflects material agreements, warrant and common-stock terms, financial reporting furnished with earnings releases, and governance matters connected to its quantum computing, networking, sensing, security and space-based data businesses.
IonQ, Inc. director and special advisor Raymond John reported an open-market sale of common stock. He sold 2,800 shares on March 12, 2026 at a price of $33.34 per share. After this transaction, he continues to directly hold 83,963 IonQ common shares.
IonQ, Inc. director and Executive Chair of IonQ Federal, Robert T. Cardillo, reported a small tax-related share disposition. On the vesting of restricted stock units, 904 shares of common stock were sold to cover his tax liability at a weighted average price of $34.802 per share, with individual sales ranging from $33.69 to $35.87. After these transactions, he continues to hold 139,967 shares directly, indicating this was a routine withholding event rather than a large change in ownership.
IonQ, Inc. President and CEO Niccolo de Masi reported a tax-related share disposition. On March 11, 2026, he disposed of 20,785 shares of common stock at a weighted average price of $34.802 per share to satisfy tax liability from vesting RSUs, with trades executed between $33.69 and $35.87. After this transaction, he directly holds 1,155,667 shares of IonQ common stock, indicating the event is a small, routine adjustment to cover taxes rather than a discretionary open-market sale.
IonQ, Inc. is registering 2,562,642 shares of common stock for resale by The Chancellor, Masters, and Scholars of the University of Cambridge under a new prospectus supplement to its existing shelf registration statement. The prospectus supplement is required by a Registration Rights Agreement dated March 10, 2026. The shares were originally issued in a private transaction relying on exemptions under Section 4(a)(2) of the Securities Act and/or Rule 506 of Regulation D, and IonQ has filed related legal opinion and consent exhibits.
IonQ, Inc. files a prospectus supplement to register up to 2,562,642 shares of its common stock for resale by a selling stockholder. The prospectus supplement states the company will not receive any proceeds from sales by the selling stockholder and that sales may occur on exchanges, OTC, privately, or by other permitted methods.
Shares outstanding were 366,640,756 as of February 18, 2026. The selling stockholder identified is The Chancellor, Masters, and Scholars of the University of Cambridge, which may sell any, all or none of the registered shares.
IONQ filed a Form 144 reporting the intended sale of 7,600 shares of Common Stock, tied to the 03/10/2026 vesting of Performance Stock Units. The filing also records a prior sale of 4,132 shares on 12/11/2025.
The notice lists the broker address shown on the form and classifies the transaction as equity compensation (vesting-driven). Timing and cash‑flow treatment beyond the filing entries are not included in the excerpt.
IONQ filed a Form 144 notice to sell 26,320 shares of Common Stock. The filing states the sale is tied to the vesting of Performance Stock Units on 03/10/2026 and lists the issuer as the selling party under an equity compensation arrangement.
The filing also shows a prior sale by Niccolo de Masi of 16,290 shares on 12/11/2025, shown in the form's recent activity section. The notice is a regulatory filing that signals planned resale following PSU vesting.
IONQ reported a Form 144 disclosing the proposed sale/transfer of 9,970 shares of Common Stock associated with the vesting of performance stock units on 03/10/2026. The filing lists the transaction as Equity Compensation and names the issuer in the distribution method.
The filing also records a prior sale by Inder M. Singh of 12,553 shares on 12/11/2025 as a sale during the past three months. The notice is a routine Rule 144 disclosure of intended resale/transfer tied to compensation vesting.
IONQ reports insider transactions and a vesting-related transfer. The filing shows 1,000 shares of Common Stock related to the vesting of Performance Stock Units on 03/10/2026 that were issued by the company. The filing also records sales by Robert T. Cardillo of 5,165 shares on 02/26/2026 and 3,071 shares on 02/27/2026.