Sionna Therapeutics, Inc. — Institutional Ownership

Which tracked institutions hold SION, and how they changed the position last quarter. Latest holdings as of Mar 31, 2026. Source: SEC 13-F filings.

16
Funds holding
$122797835
Total value held
Buying
12 added/new · 3 reduced
# Institution Value Shares Δ Shares Change (QoQ)
1 Blackrock, Inc. $51951309 1295867 +4268 +0.33%
2 State Street Corp $30317140 756227 +62832 +9.06%
3 Goldman Sachs Group Inc $10550646 263174 +226905 +625.62%
4 Franklin Resources Inc $7035113 175483 Held
5 Morgan Stanley $5332893 133023 +83147 +166.71%
6 Northern Trust Corp $4681551 116776 +4660 +4.16%
7 Invesco Ltd. $4573206 111162 NEW BUY
8 Ameriprise Financial Inc $3286338 81974 -19669 -19.35%
9 Bank Of America Corp /De/ $2039378 50870 +7303 +16.76%
10 Bank Of New York Mellon Corp $1354160 33778 -1356 -3.86%
11 Barclays Plc $737056 18385 NEW BUY
12 Wells Fargo & Company/Mn $722048 17551 +9975 +131.67%
13 Citigroup Inc $213311 5185 +4498 +654.73%
14 Us Bancorp \De\ $2045 51 -14 -21.54%
15 Royal Bank Of Canada $1000 30 NEW BUY
16 Pnc Financial Services Group, Inc. $641 16 +11 +220.00%

Aggregated across tracked institutional filers. Reported quarterly on SEC Form 13-F and may lag. For research only — not investment advice.