SIONNA THERAPEUTICS INC

SION stock holders 13F

2 superinvestors reported owning SION (Common Stock) according to the gurus' latest reports.

Top 2 gurus who own (SION) SIONNA THERAPEUTICS INC

The 2 super investors (holders) owning SION (by the percentage (%) of portfolio) are Ole Andreas Halvorsen - Viking Global Investors (0.16%) and David M. Polen - Polen Capital Management (0.00%) as of their latest reports.

To check the latest activities of the top SION shareholders between value investors, please click on the "Activity" tab.

To see the historical data of SION's holders please click on the "HOLDING" dropdown menu and select the date.

# of holders: 2
Period: Varies - latest report of each guru
(holdings/ownership)
Type: Common Stock
History
Name
Company
% of
Portfolio
Shares*
Price*
Value
% (shares)
Activity
% change to
Portfolio
David M. Polen
Polen Capital Management
0.00%
16,975
$17.35
$294,516
buy
+0.00%
Ole Andreas Halvorsen
Viking Global Investors
0.16%
3,195,181
$17.35
$55,436,390
+8.21% (+242,427)
+0.01%
Current price: $21.39 23.29% 2025 Q2 AVG reported hold price*: $17.35

Shares, change to shares, sold shares - split-adjusted.

Reported price - this doesn't represent the actual buy or sell price.
It is the split-adjusted price of the security as of the last day of the reported period.