REDUCEDT+30
Ra Capital Management, L.P.
Sionna Therapeutics Inc · NASDAQ
−33,800 sh · $252.1K
Filed 21 Sept 2026SEC Form 4view source
Viking Global Investors
13F filer
$140.6M
3,195,181 sh
Polen Capital Management
13F filer
$1.1M
26,775 sh
Two Sigma Investments
13F filer
$220.5K
5,500 sh
McKee Charlotte
US insider
—
100,000 sh
Fitzpatrick Jennifer
US insider
—
56,265 sh
Cloonan Michael
US insider
—
218,050 sh
Ridloff Elena
US insider
—
94,537 sh
Ra Capital Management, L.P.
Sionna Therapeutics Inc · NASDAQ
−33,800 sh · $252.1K
Ra Capital Management, L.P.
Sionna Therapeutics Inc · NASDAQ
−3,415,011 sh · $21.6M
Ridloff Elena
Sionna Therapeutics Inc · NASDAQ
+47,269 sh
Ridloff Elena
Sionna Therapeutics Inc · NASDAQ
+47,268 sh
McKee Charlotte
Sionna Therapeutics Inc · NASDAQ
+50,000 sh
Cloonan Michael
Sionna Therapeutics Inc · NASDAQ
+109,025 sh
McKee Charlotte
Sionna Therapeutics Inc · NASDAQ
+50,000 sh
Fitzpatrick Jennifer
Sionna Therapeutics Inc · NASDAQ
+28,133 sh
Fitzpatrick Jennifer
Sionna Therapeutics Inc · NASDAQ
+28,132 sh
Cloonan Michael
Sionna Therapeutics Inc · NASDAQ
+109,025 sh