QT Imaging HoldingsQTI
13F holders, Q2 2026 (June 30)At the end of Q2 2026, 29 institutions reported holding QT Imaging Holdings Inc. (QTI) in their 13F filings, up 8 from Q1 2026. 10 opened new positions and 2 sold out. The largest holders were Lynrock Lake LP ($4.5M), Alyeska Investment Group, L.P. ($2.9M) and Vanguard Capital Management LLC ($1.5M). 2 famous investors held it, including Ken Griffin (0.0% of Citadel Advisors's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- QT Imaging Holdings Inc.
- CUSIP
- 746962307
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 10 | $1.6M |
| Exits | 2 | $111K |
All 13F filers, Q1 2026 → Q2 2026: 958,024 shares bought and 82,568 shares sold, net +875,456 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 29 holders
| Lynrock Lake LP | 0.72% | Reduce -3.7% | 1,112,201 | $4.5M |
| Alyeska Investment Group, L.P. | 0.01% | No change | 702,776 | $2.9M |
| Vanguard Capital Management LLC | 0.00% | Add +1525.7% | 356,448 | $1.5M |
| Bleichroeder LP | 0.23% | Add +90.0% | 316,667 | $1.3M |
| Geode Capital Management, LLC | 0.00% | Reduce -4.5% | 135,418 | $551K |
| Citadel Advisors | 0.00% | New | 114,099 | $464K |
| Stonepine Capital Management, LLC | 0.31% | New | 100,000 | $407K |
| Perkins Capital Management Inc. | 0.31% | New | 100,000 | $407K |
| BlackRock, Inc. | 0.00% | Add +116.5% | 61,353 | $250K |
| Millennium Management | 0.00% | Reduce -21.1% | 55,340 | $225K |
| Polar Asset Management Partners Inc. | 0.01% | New | 51,677 | $210K |
| Vanguard Fiduciary Trust Co. | 0.00% | Add +2896.8% | 50,765 | $207K |
| Blue Trust, Inc. | 0.00% | No change | 23,998 | $98K |
| Northern Trust Corp. | 0.00% | Add +7.5% | 20,772 | $85K |
| Oxford Financial Group, LTD. LLC | 0.00% | No change | 20,565 | $84K |
| Sio Capital Management, LLC | 0.01% | New | 15,236 | $62K |
| Wells Fargo & Company | 0.00% | Add +23.8% | 6,880 | $28K |
| UBS Group AG | 0.00% | Add +88.0% | 5,643 | $23K |
| Fifth Third Bancorp | 0.00% | No change | 3,967 | $16K |
| Signaturefd, LLC | 0.00% | New | 2,858 | $12K |
| JNBA Financial Advisors | 0.00% | No change | 2,500 | $10K |
| Jones Financial Companies LLLP | 0.00% | No change | 1,594 | $6K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -8.8% | 1,240 | $5K |
| Rockefeller Capital Management L.P. | 0.00% | New | 1,000 | $4K |
| Capital Advisor Network LLC | 0.00% | New | 571 | $2K |
| Federation des caisses Desjardins du Quebec | 0.00% | New | 500 | $2K |
| Osaic Holdings, Inc. | 0.00% | No change | 271 | $1K |
| Steward Partners Investment Advisory, LLC | 0.00% | No change | 229 | $932 |
| Barclays PLC | 0.00% | New | 68 | $277 |
"% of holder's portfolio" is QTI's weight in each manager's 13F, not the share of QT Imaging Holdings Inc. the manager owns.