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NORTHERN TRUST CORP

Bank

Position in SION — Sionna Therapeutics, Inc.

CIK 73124 CHICAGO, IL

Position in SION

as of Mar 31, 2026 · filed May 14, 2026
Position Value
$4,681,548
+$69,097 QoQ
Shares Held
116,776
+4.2% QoQ
Ownership
0.259%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2025
5 quarters on record
Voting authority Sole 98% Shared 2% None 0%

Common Shares in SION Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Mar 31, 2026

NORTHERN TRUST CORP holds $6,610,487,463 across 418 Biotechnology names. SION ranks #142 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in SION

Export CSV
5 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $4,681,548 116,776
2025-12-31 $4,612,451 112,116
2025-09-30 $2,873,680 97,711
2025-06-30 $1,594,291 91,890
2025-03-31 $280,558 26,822