Delisting riskPopularity #4,282
Quince Therapeutics (QNCX)
Develops inhaled sirolimus for pulmonary hypertension and bronchiolitis obliterans syndrome.
$29.49
vs last close−1.86 (−5.94%)
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13F · 13D/G · Form 4
| Institutions | 32.45% | 330.1K shares | |
|---|---|---|---|
| 30 holders · as of Jun 30, 2026 | |||
| Insiders | 0.75% | 7.6K shares | |
| 4 holders · as of Dec 29, 2025 | |||
| Other | 66.80% | 679.4K shares | |
| remainder | |||
1.02M company shares as of Sep 23, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing
Two share counts disagree (1.02M in the company's Sep 23, 2026 report, 278.4K elsewhere); stakes use the report.
A stock split fell inside the quarter, so quarter-on-quarter changes are not shown.
13F, as of Jun 30, 2026
30 holders · 330.1K shares
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| Ikarian Capital, LLC | 72.3K | 7.10% | Aug 14, 2026 | |
| Millennium Management LLC | 70.8K | 6.96% | Aug 14, 2026 | |
| Balyasny Asset Management L.P. | 70.0K | 6.88% | Aug 14, 2026 | |
| Squadron Capital Management LLC | 40.4K | 3.97% | Aug 14, 2026 | |
| Shay Capital LLC | 17.5K | 1.72% | Aug 14, 2026 | |
| Boothbay Fund Management, LLC | 13.9K | 1.37% | Aug 14, 2026 | |
| Jane Street Group, LLC | 12.6K | 1.24% | Aug 14, 2026 | |
| Vanguard Capital Management LLC | 12.0K | 1.18% | Aug 13, 2026 |
13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| Group One Trading LLC | 10.70% | 13G | Mar 5, 2026 | |
| David A. Lamond | 10.10% | 13D | Nov 13, 2024 | |
| Balyasny Asset Management L.P. | 9.99% | 97.7K | 13G | Aug 14, 2026 |
| Cormorant Asset Management, LP | 9.99% | 108.0K | 13G | Aug 14, 2026 |
| Ikarian Capital, LLC | 9.00% | 91.8K | 13G | Aug 14, 2026 |
| Nantahala Capital Management, LLC | 7.52% | 13G | May 15, 2026 | |
| Integrated Core Strategies (US) LLC | 7.20% | 13G | Jun 10, 2026 | |
| Squadron Master Fund LP | 5.60% | 55.2K | 13G | Aug 4, 2026 |
Form 4
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Dec 26, 2025 | Luca Benattidirector | Sale | 50,000 | $3.47 | 39,179 |
House and Senate disclosures
Not reported.