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MORGAN STANLEY

Position in SION — Sionna Therapeutics, Inc.

CIK 895421 NEW YORK, NY

Position in SION

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$6,644,554
+$1,311,665 QoQ
Shares Held
151,047
+13.5% QoQ
Ownership
0.334%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#36
of 146 holders
Holding Since
Mar 2025
6 quarters on record
Voting authority Sole 98% Shared 0% None 2%

Common Shares in SION Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

MORGAN STANLEY holds $16,838,649,954 across 523 Biotechnology names. SION ranks #157 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in SION

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6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $6,644,554 151,047
2026-03-31 $5,332,889 133,023
2025-12-31 $2,051,896 49,876
2025-09-30 $671,633 22,837
2025-06-30 $763,711 44,018
2025-03-31 $41,200 3,939