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SION

Sionna Therapeutics

Name Holding Trade Value Shares
Change
Change in
Stake
RCM
1
RA Capital Management
Massachusetts
$307M
TGA
2
TPG GP A
Texas
$198M
O
3
OrbiMed
New York
$109M
AVLSA
4
Atlas Venture Life Science Advisors
Massachusetts
$106M -$1.71M -78,493 -2%
Viking Global Investors
5
Viking Global Investors
Connecticut
$94M
ES
6
Enavate Sciences
California
$72.9M
JP Morgan Chase
7
JP Morgan Chase
New York
$58.2M -$5.28M -242,562 -11%
PA
8
Perceptive Advisors
New York
$34.7M -$804K -36,947 -3%
Vanguard Group
9
Vanguard Group
Pennsylvania
$33.6M +$11.2M +512,803 +81%
Jennison Associates
10
Jennison Associates
New York
$29.3M +$5.32M +244,575 +32%
DM
11
Deerfield Management
New York
$28.5M
Aberdeen Group
12
Aberdeen Group
United Kingdom
$28M
BlackRock
13
BlackRock
New York
$24.8M +$4.51M +207,501 +33%
T. Rowe Price Associates
14
T. Rowe Price Associates
Maryland
$18.8M -$4.86M -223,478 -26%
SCM
15
Soleus Capital Management
Connecticut
$12.2M +$816K +37,500 +10%
BBA
16
Baker Bros. Advisors
New York
$11.8M
SL
17
Siren LLC
Connecticut
$9.56M
Geode Capital Management
18
Geode Capital Management
Massachusetts
$9.31M +$594K +27,289 +9%
B
19
Braidwell
Connecticut
$9.24M -$16.7M -767,842 -71%
Franklin Resources
20
Franklin Resources
California
$7.12M -$5.61M -257,876 -52%
State Street
21
State Street
Massachusetts
$7.06M +$2.52M +115,681 +93%
Millennium Management
22
Millennium Management
New York
$6.3M +$4.35M +200,051 +1,425%
Alyeska Investment Group
23
Alyeska Investment Group
Illinois
$5.48M
Ameriprise
24
Ameriprise
Minnesota
$4.5M -$1.82M -83,662 -35%
Charles Schwab
25
Charles Schwab
California
$3.28M +$406K +18,664 +20%