Horizon Quantum Holdings Ltd. (HQ)
Horizon Quantum Holdings Ltd. (HQ) Insider Trading
Directors, officers and holders of more than 10% of HQ report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.
Recent Form 4 transactions
The 26 most recent of 26 transactions on file: 1 with code P, 0 with code S and 25 with other codes.
| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 12, 2026 | Gould Greg | Chief Financial Officer | M Exercise | 3,437 | Not measured | Not measured |
| Sep 12, 2026 | Fitzsimons Joseph Francis | Chief Executive Officer | M Exercise | 14,321 | Not measured | Not measured |
| Sep 12, 2026 | Fitzsimons Joseph Francis | Chief Executive Officer | D Disposition | 3,438 | $15.22 | $52,326 |
| Sep 12, 2026 | Fitzsimons Catherine Michele | CLO and CCO | M Exercise | 2,148 | Not measured | Not measured |
| Sep 12, 2026 | Fitzsimons Catherine Michele | CLO and CCO | D Disposition | 1,122 | $15.22 | $17,077 |
| Sep 12, 2026 | Gould Greg | Chief Financial Officer | M Exercise | 3,437 | Not measured | Not measured |
| Sep 12, 2026 | Fitzsimons Catherine Michele | CLO and CCO | M Exercise | 2,148 | Not measured | Not measured |
| Sep 12, 2026 | Gould Greg | Chief Financial Officer | D Disposition | 1,272 | $15.22 | $19,360 |
| Sep 12, 2026 | Tan Si-Hui | Chief Science Officer | M Exercise | 5,728 | Not measured | Not measured |
| Sep 12, 2026 | Fitzsimons Joseph Francis | Chief Executive Officer | M Exercise | 14,321 | Not measured | Not measured |
| Sep 12, 2026 | Tan Si-Hui | Chief Science Officer | M Exercise | 5,728 | Not measured | Not measured |
| Sep 12, 2026 | Tan Si-Hui | Chief Science Officer | D Disposition | 2,991 | $15.22 | $45,523 |
| Aug 20, 2026 | Tan Si-Hui | Chief Science Officer | A Award | 3,600 | Not measured | Not measured |
| Aug 17, 2026 | Chew Qian Yi Amanda | Chief Product Officer | A Award | 17,857 | Not measured | Not measured |
| Jun 12, 2026 | Fitzsimons Joseph Francis | Chief Executive Officer | A Award | 229,148 | Not measured | Not measured |
| Jun 12, 2026 | Tan Si-Hui | Chief Science Officer | A Award | 91,659 | Not measured | Not measured |
| Jun 12, 2026 | Fitzsimons Catherine Michele | CLO and CCO | A Award | 34,372 | Not measured | Not measured |
| Jun 12, 2026 | Gould Greg | Chief Financial Officer | A Award | 54,995 | Not measured | Not measured |
| Jun 11, 2026 | Fitzsimons Catherine Michele | CLO and CCO | A Award | 601,932 | $10.78 | $6,488,827 |
| Mar 19, 2026 | Tan Si-Hui | Chief Science Officer | A Award | 500,000 | Not measured | Not measured |
| Mar 19, 2026 | Fitzsimons Joseph Francis | Chief Executive Officer | A Award | 19,744,585 | Not measured | Not measured |
| Mar 19, 2026 | Lambert Danielle | Director | P Purchase | 84,602 | $11.82 | $999,996 |
| Mar 19, 2026 | You Harry L. | Director | A Award | 2,884,660 | Not measured | Not measured |
| Mar 19, 2026 | You Harry L. | Director | A Award | 1,163,484 | Not measured | Not measured |
| Mar 19, 2026 | Gould Greg | Chief Financial Officer | A Award | 285,300 | Not measured | Not measured |
| Mar 19, 2026 | Tan Si-Hui | Chief Science Officer | A Award | 55,000 | Not measured | Not measured |
Questions about this data
Which insider transactions are open-market trades?
Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.
How quickly are insider trades reported?
A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.
Who has to file Form 4?
Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.
Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.