Horizon Quantum Holdings
HQ · NASDAQ
$14.74+$0.46 (+3.22%)TodayMarket closed ·
Prev close $14.28
Who owns HQ
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 65.0% of HQ’s shares.
- Sequoia Capital India Operations II LLC11.8%
- Defiance ETFs, LLC10.3%
- Penserra Capital Management LLC10.1%
- IONQ Inc7.8%
- Next 6 largest institutions24.9%
- All other shareholders35.0%
| Holder | Shares | % of shares |
|---|---|---|
| Sequoia Capital India Operations II LLC | 6.35M | 11.77% |
| Defiance ETFs, LLC | 5.58M | 10.34% |
| Penserra Capital Management LLC | 5.47M | 10.13% |
| IONQ Inc | 4.23M | 7.84% |
| Tencent Holdings Limited | 3.80M | 7.04% |
| Singapore Innovate Pte Ltd | 3.49M | 6.46% |
| Dell International LLC | 2.12M | 3.92% |
| Abies Ventures Fund I, L.P. | 1.96M | 3.63% |
| dMY Squared Sponsor LLC | 1.16M | 2.16% |
| DCVC Management Co, LLC | 915.20K | 1.70% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Defiance Quantum ETF | 6.57M | 12.18% |
| WisdomTree Quantum Computing Fund | 218.42K | 0.40% |
| WisdomTree Quantum Computing UCITS ETF | 164.80K | 0.31% |
| VanEck Quantum Computing UCITS ETF | 48.67K | 0.09% |
| Corgi Quantum Computing ETF | 41.96K | 0.08% |
Insider trades
Form 4 filings by officers, directors and large holders
Insiders made no open-market buys or sales of HQ in the last 6 months.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Fitzsimons Catherine Michele | Option exercise | 2.15K | — |
| Fitzsimons Catherine Michele | Other | 1.12K | $17.08K |
| Fitzsimons Catherine Michele | Option exercise | 2.15K | — |
| Gould Greg | Option exercise | 3.44K | — |
| Gould Greg | Other | 1.27K | $19.36K |
| Gould Greg | Option exercise | 3.44K | — |
| Tan Si-Hui | Option exercise | 5.73K | — |
| Tan Si-Hui | Other | 2.99K | $45.52K |
| Tan Si-Hui | Option exercise | 5.73K | — |
| Fitzsimons Joseph Francis | Option exercise | 14.32K | — |
Short interest
Settled Sep 30, 2026
- Shares short
- 1.35M
- Days to cover
- 3.58
- % of shares outstanding
- 2.50%
- Average daily volume
- 377.96K
- Change since last report
- −11.5%
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