Every Form 4 that Ionq Inc (IONQ) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow IONQ and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full IONQ filings page.
IonQ, Inc. (symbol: IONQ) is the issuer of record for a Form 4 filing submitted to the SEC.
IonQ, Inc. (symbol: IONQ) is the issuer of record for a Form 4 filing submitted to the SEC.
IonQ, Inc. director Gabrielle B. Toledano reported a mix of equity compensation and share sales. She received a grant of 4,526 shares of common stock as a restricted stock unit (RSU) award, which will vest in full on the earlier of the day before the next year’s annual meeting or June 17, 2027, subject to her continued board service.
She also sold 2,757 shares of common stock in an open-market transaction at a weighted average price of $55.01 per share, with individual sale prices ranging from $53.79 to $56.63. The sales were made under a pre-arranged Rule 10b5-1 trading plan adopted on September 11, 2025. Following these transactions, she directly holds 11,154 shares of IonQ common stock.
IonQ, Inc. director Kathryn K. Chou reported a restricted stock unit (RSU) award and an open-market sale of common stock. On June 17, 2026, she was granted 4,526 RSUs at no cost, vesting in full on the earlier of the day before next year’s annual meeting or June 17, 2027, subject to continued board service. On June 18, 2026, she sold 2,757 shares of common stock at a weighted average price of $55.02 per share, in multiple trades between $53.80 and $56.53, under a pre-arranged Rule 10b5-1 trading plan. After these transactions, she directly held 62,608 shares of IonQ common stock.
IonQ, Inc. director and special advisor Raymond John W reported an open-market sale of 3,815 shares of common stock on June 18, 2026 at a weighted average price of $55.01 per share. The trade was executed under a pre-arranged Rule 10b5-1 trading plan, and he continues to hold 80,148 shares directly after the transaction.
FRANKOLA JIM reported acquisition or exercise transactions in this Form 4 filing.
IonQ, Inc. director Jim Frankola reported an equity compensation grant rather than an open-market trade. He received 4,526 shares of common stock in the form of restricted stock units, with no cash paid per share, bringing his direct holdings to 8,939 shares after the award.
The RSUs vest in full on the earlier of the day before IonQ’s following year Annual Meeting or June 17, 2027, as long as he continues to serve on the Board of Directors through that date.
TEUBER WILLIAM J JR reported acquisition or exercise transactions in this Form 4 filing.
IonQ, Inc. director William J. Teuber Jr. reported receiving an award of 4,526 shares of common stock in the form of restricted stock units. These RSUs vest in full on the earlier of the day before the next year’s Annual Meeting or on June 17, 2027, assuming he continues serving on the Board. Following this grant, he holds 13,939 shares of IonQ common stock directly.
IonQ, Inc. CFO & COO Inder M. Singh reported a small share disposition to cover taxes on vested stock awards. On this Form 4, he disposed of 2,617 shares of common stock to satisfy tax liability arising from the vesting of restricted stock units. The shares were sold at a weighted average price of $59.75 per share, with individual trades executed between $58.80 and $59.77. After these transactions, Singh directly holds 414,886 IonQ common shares, indicating this was a routine tax-related event rather than a large change in ownership.
Scannell William F reported acquisition or exercise transactions in this Form 4 filing.
IonQ, Inc. director William F. Scannell received a grant of 4,526 shares of Common Stock in the form of a restricted stock unit (RSU) award at no cash cost per share. The RSUs vest in full on the earlier of the day before the following year’s Annual Meeting or June 17, 2027, if he continues serving on the Board of Directors through that date. After this award, Scannell holds 145,086 shares of IonQ common stock directly.
IonQ, Inc. President and CEO Niccolo de Masi reported a tax-related share disposition. A total of 16,120 shares of common stock were sold on June 11, 2026 at a weighted average price of $56.2052 per share to satisfy his tax liability arising from the vesting of restricted stock units.
The shares were sold in multiple transactions at prices ranging from $54.78 to $57.30. Following this tax-withholding disposition, de Masi directly holds 1,139,547 shares of IonQ common stock. This event reflects a routine tax payment mechanism rather than an open-market investment decision.
IonQ, Inc. reported that its CFO and COO, Inder M Singh, disposed of 6,272 shares of common stock on behalf of a tax obligation. The shares were sold to satisfy his tax liability arising from the vesting of restricted stock units. The weighted average sale price was $56.2052 per share, with individual trades executed between $54.78 and $57.30. Following these tax-related sales, Singh directly holds 417,503 shares of IonQ common stock.
IonQ, Inc. director Robert T. Cardillo reported a routine tax-related share disposition. On June 11, 2026, 904 shares of IonQ common stock were sold to cover his tax liability arising from the vesting of restricted stock units. The weighted average sale price was $56.2052 per share, with individual trades executed between $54.78 and $57.30. After this tax-withholding transaction, Cardillo directly held 139,063 shares of IonQ common stock.
IonQ, Inc. chief accounting and legal officer Paul T. Dacier reported a tax-withholding disposition of 4,110 shares of common stock on June 11, 2026. The shares were sold to cover tax liability from vesting restricted stock units at a weighted average price of $56.2052, with prices ranging from $54.78 to $57.30. After this transaction, he directly holds 104,458 shares of IonQ common stock.
IonQ, Inc. director Robert T. Cardillo executed an options exercise and related stock sale. On May 6, 2026, he exercised stock options to acquire 3,773 shares of common stock at $11.24 per share and sold 3,773 common shares in an open-market transaction at $49.90 per share.
Following these transactions, he reported direct ownership of 139,967 common shares. The filing notes that the trades were carried out under a pre-arranged Rule 10b5-1 trading plan adopted on March 12, 2025 and amended on June 13, 2025, indicating the activity was scheduled in advance.
IonQ, Inc. director and Executive Chair of IonQ Federal Robert T. Cardillo exercised stock options and sold shares under a pre-arranged trading plan. On April 16, 2026, he exercised options to acquire 2,500 shares of common stock at $11.24 per share and sold 2,500 shares of common stock at $44.90 per share in an open-market transaction. After these transactions, he directly held 139,967 shares of common stock. The filing notes the trades were made pursuant to a Rule 10b5-1 trading plan adopted on March 12, 2025 and amended on June 13, 2025.
IonQ, Inc. executive Inder M. Singh, the CFO & COO, reported a tax-related share disposition. On March 11, 2026, he disposed of 8,134 shares of common stock at a weighted average price of $34.802 per share to satisfy tax liabilities from vesting restricted stock units. After this transaction, he directly held 423,775 shares of IonQ common stock. The shares were sold in multiple trades at prices ranging from $33.69 to $35.87 per share, reflecting a routine tax-withholding event rather than an open-market investment decision.
IonQ, Inc. chief accounting officer and chief legal officer Paul T. Dacier reported a tax-related share disposition. On March 11, 2026, 6,181 shares of IonQ common stock were sold to cover his tax liability arising from the vesting of restricted stock units. The weighted average sale price was $34.802 per share, with individual trades occurring between $33.69 and $35.87. After these tax-withholding sales, Dacier continues to hold 108,568 IonQ shares directly, indicating this was a routine transaction tied to equity compensation rather than an open-market portfolio decision.
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. director Robert T. Cardillo reported acquiring 31,651 shares of common stock through a restricted stock unit (RSU) award at a price of $0.00 per share. Following this grant, his directly held common stock position increased to 140,871 shares.
The RSU award vests over four years, with 1/16 of the shares vesting quarterly on March 10, June 10, September 10 and December 10, as long as he continues as a service provider through each vesting date. This structure ties the equity compensation to ongoing service with the company.
IonQ, Inc. director Robert T. Cardillo reported several equity transactions in late February 2026. He exercised stock options for 2,500 shares of common stock at a price of $11.24 per share and now holds 15,047 options.
On February 26, 2026, he sold 5,165 common shares in open-market transactions at a weighted average price of about $39.44, and on February 27, 2026 a further 3,071 shares were disposed of to cover tax liabilities from restricted stock unit vesting. These trades were executed under a Rule 10b5-1 trading plan adopted and later amended by the reporting person, and he directly owned 109,220 common shares after the latest transaction.
IonQ, Inc. director William J. Teuber Jr. reported an open-market purchase of 3,000 shares of IonQ common stock. The trade took place on February 27, 2026 at a price of $38.385 per share. Following this transaction, he directly owns 9,413 shares of IonQ common stock.
IonQ, Inc. director Gabrielle B. Toledano reported an open-market sale of 616 shares of common stock at $31.00 per share. The transaction occurred on February 24, 2026 and was executed under a pre-arranged Rule 10b5-1 trading plan adopted on September 11, 2025.
Following this sale, Toledano directly holds 9,385 shares of IonQ common stock. A Rule 10b5-1 plan allows insiders to schedule trades in advance, providing a structured way to sell shares over time.
IonQ, Inc. reported that its CAO, CLO and Secretary, Paul T. Dacier, acquired 4,427 shares of common stock on 2026-02-20 through a grant or award at $0.0000 per share. Following this award, his directly held common stock increased to 114,749 shares.
IonQ, Inc. reported that President and CEO Niccolo de Masi acquired 11,556 shares of common stock in the form of a grant on February 20, 2026. These securities are restricted stock units that will vest in full on March 10, 2026, if he continues as a service provider through that date. Following this award, his directly held common stock position is 1,176,452 shares.
Singh Inder M reported acquisition or exercise transactions in this Form 4 filing.
IonQ, Inc. reported that its CFO & COO, Inder M Singh, received a grant of 3,708 shares of common stock on February 20, 2026. The shares were awarded at a stated price of $0.00 per share. After this grant, his directly held common stock totals 431,909 shares.
IonQ, Inc. director reports option exercise and share sale under a pre-set trading plan. On 12/22/2025, the reporting person exercised a stock option for 5,000 shares of IonQ common stock at an exercise price of $4.61 per share. On the same date, 5,000 shares of common stock were sold at a price of $55 per share pursuant to a Rule 10b5-1 trading plan adopted on September 11, 2025.
After these transactions, the director beneficially owns 60,839 shares of IonQ common stock directly and holds 19,900 stock options (right to buy) following the partial exercise of an option originally covering 63,900 shares that vests in three equal annual installments beginning July 11, 2023.
IonQ, Inc.'s President, CEO and director reported a sale of 16,290 shares of common stock on 12/11/2025 at a weighted average price of $50.4865 per share.
The shares were sold to satisfy the reporting person's tax liability arising from the vesting of restricted stock units. After this transaction, the insider directly beneficially owns 1,164,896 shares of IonQ common stock.
IonQ, Inc.'s Chief Business Officer reported selling 19,586 shares of common stock to satisfy tax obligations from vesting restricted stock units (RSUs). The shares were sold at a weighted average price of $50.4865, with transaction prices ranging from $49.09 to $52.00. Following this tax-related sale, the officer beneficially owns 216,457 shares of IonQ common stock directly.
IonQ, Inc. reported an insider share sale by a senior officer. The company’s CAO, CLO and Secretary disposed of 4,132 shares of common stock on 12/11/2025 at a weighted average price of $50.4865 in a transaction reported under code F.
The explanation states these shares were sold to satisfy the reporting person’s tax liability arising from the vesting of restricted stock units. Following this tax-related sale, the officer directly beneficially owns 110,322 shares of IonQ common stock.
IonQ, Inc. (IONQ) Chief Financial and Operating Officer reported a routine share sale tied to equity compensation. On December 11, 2025, the officer disposed of 12,553 shares of common stock in a transaction coded "F," meaning the shares were sold to cover tax obligations from the vesting of restricted stock units (RSUs). The weighted average sale price was $50.4865 per share, with individual trades executed between $49.09 and $52.00. After this tax-related sale, the officer beneficially owned 428,201 shares of IonQ common stock. The filing also notes that a prior RSU award reported in an earlier filing was adjusted to vest over three years, with a portion having vested on December 10, 2025 and the remaining units vesting in equal quarterly installments, subject to continued service.
IonQ, Inc. director reported an option exercise and share sale in the company’s stock. On 12/11/2025, the director exercised a stock option to acquire 20,000 shares of common stock at an exercise price of $4.61 per share. On the same day, the director sold 20,000 shares of common stock at a weighted average price of $51.399 per share under transaction code “S.” These trades were carried out pursuant to a Rule 10b5-1 trading plan adopted on September 11, 2025. Following the transactions, the director directly owned 60,839 shares of IonQ common stock and held 24,900 stock options, which are part of an option grant originally for 63,900 shares that vests in three equal annual installments starting July 11, 2023.
IonQ, Inc. (IONQ) reported an insider stock sale by one of its officers, who serves as Chief Revenue Officer. On 11/20/2025, the reporting person sold 100,000 shares of IonQ common stock in an open market transaction at a weighted average price of $46.8906 per share. After this transaction, the officer beneficially owned 432,616 shares, held directly.
The filing notes that the trades were carried out under a pre-arranged Rule 10b5-1 trading plan that was adopted on March 14, 2025 and amended on August 21, 2025. The shares were sold in multiple trades at prices ranging from $43.59 to $49.41, and the reporting person has agreed to provide detailed price breakdowns upon request.
IonQ, Inc. (IONQ) reported a new equity grant to one of its directors, who also serves as a special advisor. On 11/17/2025, the reporting person received 83,700 shares of common stock as a restricted stock unit (RSU) award at a stated price of $0 per share. Following this grant, the reporting person beneficially owns 86,763 shares of IonQ common stock in total.
The RSUs will vest over four years, with 1/16 of the award vesting quarterly on each March 10, June 10, September 10, and December 10, as long as the individual continues as a service provider through each vesting date. This filing is reported as a Form 4 for a single reporting person and reflects non-derivative stock ownership only, with no derivative securities reported.
IonQ (IONQ) reported an insider share purchase. A company director bought 2,000 shares of common stock on 11/11/2025 at a price of $54.815 per share. Following the transaction, the director beneficially owns 6,413 shares, held directly. The filing lists the transaction code as “P,” indicating an open‑market or private purchase.
IonQ, Inc. (IONQ) reported an insider equity grant. The company’s CFO & COO received 274,947 restricted stock units (RSUs) on 11/10/2025 at a stated price of $0. The RSUs vest in full on September 10, 2027, subject to continued service. Following this award, the officer beneficially owns 440,754 shares, reported as direct ownership.
Dean P. Acosta, an officer of IonQ, Inc. (IONQ), reported receiving 75,959 restricted stock units (RSUs) in a Form 4 filing dated 10/06/2025. The RSUs were granted at a $0 price and the reporting person is recorded as beneficial owner of 75,959 shares following the award. The RSUs vest over four years: 25% of the award vests on 12/10/2026 and thereafter 1/16 of the total award vests quarterly on each 03/10, 06/10, 09/10, and 12/10, subject to continued service through each vesting date.
IonQ director Raymond John W received 3,063 restricted stock units (RSUs) on 09/25/2025 as reported on a Form 4. The RSUs were granted with no cash purchase price and are scheduled to vest in full on the earlier of the company’s 2026 Annual Meeting (or immediately prior if the reporting person’s directorship ends at that meeting) or June 18, 2026, provided the director remains in service through the vesting date. After this award the reporting person beneficially owns 3,063 shares directly. The filing was signed by an attorney-in-fact on 09/29/2025.
Insider reported RSU awards and resulting beneficial ownership in IonQ, Inc. (IONQ). Robert T. Cardillo received two restricted stock unit awards on 09/10/2025: 45,600 RSUs that vest over four years (25% on 09/10/2026, then quarterly 1/16 on each Dec 10, Mar 10, Jun 10, Sep 10) and 31,920 RSUs that vest in full on 09/10/2027, both conditioned on continued service. Both awards were reported with a transaction price of $0. After the first award the reporting person beneficially owned 83,036 shares, and after the second award 114,956 shares. The filing was signed by an attorney-in-fact on 09/25/2025.
IonQ director Robert T. Cardillo exercised and sold company stock under a Rule 10b5-1 plan. On 09/12/2025 the reporting person exercised a stock option with an $11.24 exercise price to acquire 8,773 shares and immediately sold 8,773 shares at a weighted-average price of $50.5177, with individual sale prices ranging from $47.38 to $55.65.
Following these transactions the reporting person beneficially owned 37,436 shares. The Form 4 states the trades were executed pursuant to a 10b5-1 trading plan adopted March 12, 2025 and amended June 13, 2025, and discloses vesting terms for the option: one-third vested on February 26, 2025 with annual vesting thereafter.
IonQ director and Chief Administrative Officer Paul T. Dacier sold 4,175 shares of IonQ common stock on 09/11/2025 at a weighted average price of $44.4016 per share, reducing his beneficial ownership to 114,454 shares. The filing states the sale was a "sell-to-cover" to satisfy statutory tax withholding obligations arising from the vesting of restricted stock units, and the reported sales occurred at prices ranging from $43.41 to $45.505. The Form 4 was signed by an attorney-in-fact on 09/12/2025.
IonQ insider sale related to tax withholding on vested RSUs. Chief Revenue Officer Rima Alameddine sold 19,976 shares of IonQ common stock on 09/11/2025 as a "sell-to-cover" to satisfy statutory tax withholding following RSU vesting. The weighted average price reported for the shares sold was $44.4016, with individual sale prices ranging from $43.41 to $45.505. After the transactions, the reporting person beneficially owned 532,616 shares, reported as direct ownership. The filing was signed by an attorney-in-fact on 09/12/2025. Explanatory footnotes state the sale was mandated by the issuer's equity plan and not a discretionary sale by the reporting person.
IonQ, Inc. director and President & CEO Niccolo de Masi reported the sale of 16,120 shares of IonQ common stock on 09/11/2025. The filing states these sales were executed as a sell-to-cover to satisfy statutory tax withholding obligations upon vesting of restricted stock units, not as discretionary open-market dispositions. The weighted-average price for the shares sold is reported as $44.4016, with individual trade prices ranging from $43.41 to $45.505. After the transaction, de Masi beneficially owns 1,181,186 shares, held directly.