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Equibles

PERCEPTIVE ADVISORS LLC

Position in XFOR — X4 Pharmaceuticals, Inc

CIK 1224962 NEW YORK, NY
Back to XFOR Full portfolio

Position in XFOR

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$37,049,402
+$9,222,916 QoQ
Shares Held
7,933,491
+17.7% QoQ
Ownership
8.00%
of shares outstanding
% of Portfolio
0.60%
of 13F equity value
Holder Rank
#4
of 89 holders
Holding Since
Mar 2023
10 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in XFOR Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

PERCEPTIVE ADVISORS LLC holds $5,490,398,452 across 69 Biotechnology names. XFOR ranks #32 (0.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 PRAX
Praxis Precision Medicines, Inc.
 2,035,986 $681,627,752
2 SYRE
Spyre Therapeutics, Inc.
 4,319,496 $383,484,854
3 CELC
Celcuity Inc.
 3,197,200 $334,491,064
4 ASND
Ascendis Pharma A/S
 1,163,721 $310,387,665
5 RYTM
Rhythm Pharmaceuticals, Inc.
 2,586,295 $287,156,333
6 ROIV
Roivant Sciences Ltd.
 8,085,461 $286,144,464
7 RLAY
Relay Therapeutics, Inc.
 14,106,187 $263,926,758
8 TVTX
Travere Therapeutics, Inc.
 3,752,574 $213,183,728

All Filings in XFOR

Export CSV
10 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $37,049,402 7,933,491
2026-03-31 $27,826,486 6,737,648
2025-12-31 $25,257,808 6,314,452
2024-09-30 $2,371,908 3,545,454
2024-06-30 $2,056,363 3,545,454
2024-03-31 $4,928,181 3,545,454
2023-12-31 $2,974,635 3,545,454
2023-09-30 $3,864,544 3,545,454
2023-06-30 $6,878,180 3,545,454
2023-03-31 $3,954,544 4,545,454