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Equibles

CITADEL ADVISORS LLC

Position in PRQR — ProQR Therapeutics N.V.

CIK 1423053 MIAMI, FL
Back to PRQR Full portfolio

Position in PRQR

as of Jun 30, 2026 · filed Sep 2, 2026
Position Value
$2,202,823
+$1,063,440 QoQ
Shares Held
1,184,314
+68.4% QoQ
Ownership
0.839%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#14
of 69 holders
Holding Since
Mar 2020
24 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in PRQR Over Time

Shares Held

Position Value (USD)

Derivatives in PRQR

reported options exposure · as of Dec 31, 2025
CallValue
$69,084
CallShares
34,200
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Biotechnology

Healthcare · as of Jun 30, 2026

CITADEL ADVISORS LLC holds $6,150,758,606 across 435 Biotechnology names. PRQR ranks #196 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 ONC
BeOne Medicines Ltd.
 1,425,517 $406,229,578
2 BBIO
BridgeBio Pharma, Inc.
 3,760,028 $280,046,885
3 INSM
INSMED Inc
 2,556,973 $272,624,460
4 MDGL
Madrigal Pharmaceuticals, Inc.
 507,233 $272,358,759
5 VRTX
Vertex Pharmaceuticals Inc / Ma
 510,430 $253,545,893
6 JAZZ
Jazz Pharmaceuticals plc
 1,006,676 $242,578,715
7 MANE
Veradermics, Inc
 1,877,775 $230,853,658
8 ROIV
Roivant Sciences Ltd.
 5,576,261 $197,343,876

All Filings in PRQR

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $2,202,823 1,184,314
2026-03-31 $1,139,383 703,323
2025-12-31 $1,178,108 583,222
2025-12-31 $69,084 34,200
2025-09-30 $1,399,434 657,012
2025-06-30 $773,696 379,263
2025-03-31 $7,049 5,300
2025-03-31 $4,788 3,600
2025-03-31 $1,089,080 818,858
2024-12-31 $55,650 21,000
2024-12-31 $16,695 6,300
2024-12-31 $1,083,338 408,807
2024-09-30 $10,374 5,700
2024-09-30 $546 300
2024-09-30 $158,297 86,977
2024-06-30 $14,276 8,600
2024-06-30 $2,988 1,800
2024-06-30 $30,485 18,365
2024-03-31 $82,440 36,000
2024-03-31 $105,358 46,008
2024-03-31 $27,022 11,800
2023-12-31 $3,168 1,600
2023-12-31 $46,332 23,400
2023-12-31 $154,075 77,816
2023-06-30 $22,518 13,900
2023-06-30 $85,698 52,900
2023-06-30 $189,203 116,792
2023-03-31 $133,551 62,700
2023-03-31 $117,789 55,300
2023-03-31 $212,529 99,779
2022-12-31 $70,670 19,100
2022-12-31 $304,880 82,400
2022-09-30 $15,698 21,100
2022-06-30 $162,768 209,215
2022-06-30 $36,721 47,200
2022-03-31 $28,055 31,000
2021-12-31 $1,780,373 222,269
2021-12-31 $210,663 26,300
2021-12-31 $182,628 22,800
2021-09-30 $457,839 54,700
2021-09-30 $528,984 63,200
2021-09-30 $771,764 92,206
2021-06-30 $391,795 58,130
2021-06-30 $202,200 30,000
2021-06-30 $198,830 29,500
2021-03-31 $284,230 43,000
2021-03-31 $187,565 28,376
2021-03-31 $408,498 61,800
2020-12-31 $68,040 16,200
2020-06-30 $131,328 21,600