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Stonepine Capital Management, LLC

Position in XFOR — X4 Pharmaceuticals, Inc

CIK 1440771 BEND, OR

Position in XFOR

as of Jun 30, 2026 · filed Aug 17, 2026
Position Value
$1,050,698
-$334,128 QoQ
Shares Held
224,989
-32.9% QoQ
Ownership
0.227%
of shares outstanding
% of Portfolio
0.80%
of 13F equity value
Holder Rank
#29
of 89 holders
Holding Since
Jun 2023
6 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

Stonepine Capital Management, LLC holds $108,574,607 across 61 Biotechnology names. XFOR ranks #22 (1.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in XFOR

Export CSV
6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,050,698 224,989
2026-03-31 $1,384,826 335,309
2025-12-31 $2,374,292 593,573
2025-09-30 $3,612,675 1,056,338
2023-09-30 $5,748,316 5,273,685
2023-06-30 $8,934,210 4,605,263