Security key
22053A206
Quince Therapeutics, Inc. - Common Stock, par value $0.001 per share (QNCX)
CUSIP: 22053A206
Q1 2026 13F Holders as of 31 Mar 2026
- Security type / class
- Equity / Common Stock, par value $0.001 per share
- Total 13F shares
- 77,543
- Total 13F value
- $7,864
- Share change
- +77,543
- SEC-reported price per share
- $0.10
- Number of holders
- 6
- Value change
- +$7,864
- Number of buys
- 6
- Shares outstanding
- 19,495,792
Holder snapshot
5 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2026
Institutions
6
Top holders
6
QNCX full security history
Ownership snapshot
Full 13F holder table
Quince Therapeutics, Inc. SEC filings
Quince Therapeutics, Inc. company facts
Broader feeds
Ownership snapshot
Top reported holders of QNCX - Quince Therapeutics, Inc. - Common Stock, par value $0.001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
GROUP ONE TRADING LLC
Disclosed value leader
Nantahala Capital Managem...
Comparable rows
15/15
Latest evidence
28 Feb 2026
13D/G
13F
Lead comparable stake: 11%
13D/G row: GROUP ONE TRADING LLC
Showing 1-6 of 15 holder rows.
Quick read
GROUP ONE TRADING LLC leads the comparable SEC ownership view at 11%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens GROUP ONE TRADING LLC's linked filing trail.
Comparable ownership
Top 5
GROUP ONE TRADING LLC
11%
Nantahala Capital Management, LLC
7.5%
Sofinnova Partners SAS
2.7%
ADAGE CAPITAL PARTNERS GP, L.L.C.
3.7%
VANGUARD GROUP INC
3.5%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| GROUP ONE TRADING LLC |
13D/G
13F
Company
|
11%
|
$3,625,173
5,942,906 shares
|
$0 | 28 Feb 2026 |
| Nantahala Capital Management, LLC |
13F
13D/G
Company
|
7.5%
from 13D/G
|
$8,952,637
2,672,429 shares
|
— | 31 Dec 2025 |
| Sofinnova Partners SAS |
13D/G
Sofinnova Capital VIII
|
2.7%
|
$1,185,734
1,197,711 shares
|
-$1,188,000 | 31 Mar 2025 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. |
13F
Company
|
3.7%
|
$7,537,500
2,250,000 shares
|
— | 31 Dec 2025 |
| VANGUARD GROUP INC |
13F
Company
|
3.5%
|
$6,981,450
2,084,015 shares
|
— | 31 Dec 2025 |
| Woodline Partners LP |
13F
Company
|
3.2%
|
$6,504,166
1,941,542 shares
|
— | 31 Dec 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
6
Shares
77,543
Rows available
6
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2026 vs Q1 2026 Across Filers
Q1 2026 holders
6
Q1 2026 holders
6
Holder diff
0
| Investor | Q1 2026 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q1 2026 value | Value change | Value Chg % |
|---|