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IONQ SEC Filing News — IonQ, Inc.

Latest SEC filings for IonQ, Inc. (IONQ) explained in plain English: insider buying and selling (Form 4), proposed insider sales (Form 144), material company events (8-K), and quarterly & annual reports (10-Q / 10-K). Sourced directly from SEC EDGAR.

What you’re looking at: Each item below is parsed from an actual SEC filing. Form 4 = confirmed insider transaction · Form 144 = proposed sale notice · 8-K = material event (earnings, M&A, leadership change, etc.) · 10-Q / 10-K = quarterly / annual report.
Form 8-K Material Company Update 2026-04-24

IONQ filed 8-K — material company event

IonQ, Inc. filed an 8-K with the SEC reporting a material event. Filing excerpt: XBRL Viewer

Filing: 8-K (Material Event)
Form 4 Insider Selling 2026-04-17

IONQ insider Cardillo Robert T. (Director) sold 2,500 shares (~$112.2K)

Cardillo Robert T., listed as Director at IonQ, Inc., reported an open-market sale of 2,500 IONQ shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: Cardillo Robert T. (Director) Shares: 2,500 Est. Value: $112.2K
Form 144 Proposed Insider Sale 2026-04-16

IONQ Form 144 filed for proposed insider sale by ROBERT CARDILLO (2,500 shares) ~$216.2K

ROBERT CARDILLO filed a Form 144 with the SEC indicating intent to sell IONQ (IonQ, Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.

Filing: Form 144 (Proposed Sale Notice) Insider: ROBERT CARDILLO Shares: 2,500 Est. Value: $216.2K
Form 8-K Material Company Update 2026-03-25

IONQ filed 8-K — material company event

IonQ, Inc. filed an 8-K with the SEC reporting a material event. Filing excerpt: XBRL Viewer

Filing: 8-K (Material Event)
Form 4 Tax / Compensation Filing 2026-03-13

IONQ insider Form 4 filed for equity award, exercise, or tax withholding

Singh Inder M (CFO & COO) filed a Form 4 covering compensation-related activity such as stock awards, option exercises, conversions, or tax withholding. These filings are usually neutral.

Filing: Form 4 (Insider Transaction) Insider: Singh Inder M (CFO & COO) Shares: 8,134
Form 4 Tax / Compensation Filing 2026-03-13

IONQ insider Form 4 filed for equity award, exercise, or tax withholding

DACIER PAUL T (CAO, CLO and Secretary) filed a Form 4 covering compensation-related activity such as stock awards, option exercises, conversions, or tax withholding. These filings are usually neutral.

Filing: Form 4 (Insider Transaction) Insider: DACIER PAUL T (CAO, CLO and Secretary) Shares: 6,181
Form 4 Insider Selling 2026-03-13

IONQ insider Raymond John w (Director) sold 2,800 shares (~$93.4K)

Raymond John w, listed as Director at IonQ, Inc., reported an open-market sale of 2,800 IONQ shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.

Filing: Form 4 (Insider Transaction) Insider: Raymond John w (Director) Shares: 2,800 Est. Value: $93.4K
Form 4 Tax / Compensation Filing 2026-03-13

IONQ insider Form 4 filed for equity award, exercise, or tax withholding

Cardillo Robert T. (Director) filed a Form 4 covering compensation-related activity such as stock awards, option exercises, conversions, or tax withholding. These filings are usually neutral.

Filing: Form 4 (Insider Transaction) Insider: Cardillo Robert T. (Director) Shares: 904
Form 4 Tax / Compensation Filing 2026-03-13

IONQ insider Form 4 filed for equity award, exercise, or tax withholding

de Masi Niccolo (Director, President and CEO) filed a Form 4 covering compensation-related activity such as stock awards, option exercises, conversions, or tax withholding. These filings are usually neutral.

Filing: Form 4 (Insider Transaction) Insider: de Masi Niccolo (Director, President and CEO) Shares: 20,785
Form 144 Proposed Insider Sale 2026-03-12

IONQ Form 144 filed for proposed insider sale by JOHN W RAYMOND (2,800 shares) ~$186.7K

JOHN W RAYMOND filed a Form 144 with the SEC indicating intent to sell IONQ (IonQ, Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.

Filing: Form 144 (Proposed Sale Notice) Insider: JOHN W RAYMOND Shares: 2,800 Est. Value: $186.7K
Form 8-K Material Company Update 2026-03-11

IONQ filed 8-K — material company event

IonQ, Inc. filed an 8-K with the SEC reporting a material event. Filing excerpt: XBRL Viewer

Filing: 8-K (Material Event)
Form 144 Proposed Insider Sale 2026-03-10

IONQ Form 144 filed for proposed insider sale by Dacier Paul T. (7,600 shares) ~$543.1K

Dacier Paul T. filed a Form 144 with the SEC indicating intent to sell IONQ (IonQ, Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.

Filing: Form 144 (Proposed Sale Notice) Insider: Dacier Paul T. Shares: 7,600 Est. Value: $543.1K
Form 144 Proposed Insider Sale 2026-03-10

IONQ Form 144 filed for proposed insider sale by de Masi Niccolo (26,320 shares) ~$1.88M

de Masi Niccolo filed a Form 144 with the SEC indicating intent to sell IONQ (IonQ, Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.

Filing: Form 144 (Proposed Sale Notice) Insider: de Masi Niccolo Shares: 26,320 Est. Value: $1.88M
Form 144 Proposed Insider Sale 2026-03-10

IONQ Form 144 filed for proposed insider sale by Singh Inder M. (9,970 shares) ~$712.5K

Singh Inder M. filed a Form 144 with the SEC indicating intent to sell IONQ (IonQ, Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.

Filing: Form 144 (Proposed Sale Notice) Insider: Singh Inder M. Shares: 9,970 Est. Value: $712.5K
Form 144 Proposed Insider Sale 2026-03-10

IONQ Form 144 filed for proposed insider sale by Cardillo Robert T. (1,000 shares) ~$71.5K

Cardillo Robert T. filed a Form 144 with the SEC indicating intent to sell IONQ (IonQ, Inc.) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.

Filing: Form 144 (Proposed Sale Notice) Insider: Cardillo Robert T. Shares: 1,000 Est. Value: $71.5K
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