PRQR
ProQR Therapeut (PRQR)
NASDAQ
$1.33-$0.05 (-3.28%)
Price as of Oct 22, 2026 7:30 PM EDT
  • $144.1M
    Market Cap
  • -49.63%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
ADAGE CAPITAL PARTNERS GP, L.L.C.
6.39%
9.0M
+2.8M (+30.64%)
Jun 30, 2026
ABERDEEN GROUP PLC
6.33%
8.9M
+5.6M (+62.87%)
Jun 30, 2026
ABRDN PLC
6.33%
8.9M
+5.6M (+62.87%)
Jun 30, 2026
RTW INVESTMENTS, LLC
4.98%
7.0M
+584,612 (+8.32%)
Dec 31, 2021
RTW INVESTMENTS, LP
4.97%
7.0M
-8,115 (-0.12%)
Mar 31, 2022
AFFINITY ASSET ADVISORS, LLC
3.93%
5.5M
+3.1M (+55.73%)
Jun 30, 2026
PRIVIUM FUND MANAGEMENT B.V.
3.91%
5.5M
+52,875 (+0.96%)
Jun 30, 2026

Current Ownership Distribution

  • Institutions590.8M (86.32%)
  • Mutual Funds91.5M (13.36%)
  • Insiders2.2M (0.32%)
  • Other0 (0.00%)

Insider Transactions

  • 0.32% (2.2M)
    Current InsiderOwnership (%, shares)
  • 2
    Number of InsiderBuying (last 12 months)
  • $1.0M
    Amount of InsiderBuying (last 12 months)
  • 0
    Number of InsiderSelling (last 12 months)
  • $0.00
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
de Boer Daniel Anton
Chief Executive Officer
Buy
Jul 31, 2026
$353,960.00
200,000
$1.77
500,000
Filius Bart
Buy
Jul 17, 2026
$257,925.00
150,000
$1.72
300,000
de Boer Daniel Anton
Chief Executive Officer
Buy
Jul 09, 2026
$261,000.00
150,000
$1.74
300,000
Filius Bart
Buy
Jun 26, 2026
$231,000.00
150,000
$1.54
150,000