Security key
N71542109
ProQR Therapeutics N.V. - Ordinary Shares, nominal value Euro 0.04 per share (PRQR)
CUSIP: N71542109
Q1 2025 13F Holders as of 31 Mar 2025
- Security type / class
- Equity / Ordinary Shares, nominal value Euro 0.04 per share
- Total 13F shares
- 41,291,570
- Total 13F value
- $54,918,956
- Share change
- -3,135,751
- Put/Call ratio
- 18%
- SEC-reported price per share
- $1.33
- Number of holders
- 63
- Value change
- -$5,787,635
- Number of buys
- 24
- Number of sells
- 37
- Shares outstanding
- 141,139,908
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2025
Institutions
63
Top holders
10
PRQR full security history
Ownership snapshot
Full 13F holder table
ProQR Therapeutics N.V. SEC filings
ProQR Therapeutics N.V. company facts
Broader feeds
Ownership snapshot
Top reported holders of PRQR - ProQR Therapeutics N.V. - Ordinary Shares, nominal value Euro 0.04 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
ADAGE CAPITAL PARTNERS GP...
Disclosed value leader
ADAGE CAPITAL PARTNERS GP...
Comparable rows
15/15
Latest evidence
31 Dec 2024
13F
Lead comparable stake: 6.8%
Showing 1-6 of 15 holder rows.
Quick read
ADAGE CAPITAL PARTNERS GP, L.L.C. leads the comparable SEC ownership view at 6.8%.
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 ADAGE CAPITAL PARTNERS GP, L.L.C.'s linked filing trail.
Comparable ownership
Top 5
ADAGE CAPITAL PARTNERS GP, L.L.C.
6.8%
Privium Fund Management B.V.
3.5%
Woodline Partners LP
2.5%
MILLENNIUM MANAGEMENT LLC
2%
Affinity Asset Advisors, LLC
2%
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 |
|---|---|---|---|---|---|
| ADAGE CAPITAL PARTNERS GP, L.L.C. |
13F
Company
|
6.8%
|
$25,446,042
9,602,280 shares
|
— | 31 Dec 2024 |
| Privium Fund Management B.V. |
13F
Company
|
3.5%
|
$13,211,928
4,985,633 shares
|
— | 31 Dec 2024 |
| Woodline Partners LP |
13F
Company
|
2.5%
|
$9,426,053
3,557,001 shares
|
— | 31 Dec 2024 |
| MILLENNIUM MANAGEMENT LLC |
13F
Company
|
2%
|
$7,492,292
2,827,280 shares
|
— | 31 Dec 2024 |
| Affinity Asset Advisors, LLC |
13F
Company
|
2%
|
$7,486,250
2,825,000 shares
|
— | 31 Dec 2024 |
| UBS Group AG |
13F
Company
|
1.6%
|
$6,121,633
2,310,050 shares
|
— | 31 Dec 2024 |
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 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
63
Shares
41,291,570
Rows available
63
| 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 2025 vs Q1 2025 Across Filers
Q1 2025 holders
63
Q1 2025 holders
63
Holder diff
0
| Investor | Q1 2025 Shares | Q1 2025 Shares | Share Diff | Share Chg % | Q1 2025 value | Q1 2025 value | Value change | Value Chg % |
|---|