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Sio Capital Management, LLC

Position in SION — Sionna Therapeutics, Inc.

CIK 1482416 NEW YORK, NY

Position in SION

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$5,622,273
-$6,177,817 QoQ
Shares Held
127,808
-56.6% QoQ
Ownership
0.283%
of shares outstanding
% of Portfolio
0.99%
of 13F equity value
Holder Rank
#42
of 146 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in SION Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

Sio Capital Management, LLC holds $224,951,128 across 32 Biotechnology names. SION ranks #15 (2.5% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in SION

Export CSV
2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $5,622,273 127,808
2026-03-31 $11,800,090 294,340