Back to FMR LLC FMR LLC

SIONSION
4 quarters

Position history for FMR LLCFMR LLC's holdings in SIONNA THERAPEUTICS INC

FMR LLC holds 278,292 shares of SION (SIONNA THERAPEUTICS INC), worth $12.2M as of 2026-Q2. The position was increased (+241.9% shares). SION represents 0.0% of FMR LLC's portfolio.

Current Value

$12.2M

Current Shares

278,292

Total Value Change

+$12.2M

Total Shares Change

+278,058

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
Increased
278,292
+241.9%
$12.2M0.0%$43.99
45
2026-Q1
Increased
81,395
+211x
$3.3M0.0%$34.09
43
2025-Q4
Increased
384
+64.1%
$15,7980.0%$41.39
18
2025-Q3
New
234
-
$6,8820.0%$29.52
25

Other major holders of SION: RA CAPITAL MANAGEMENT, L.P.

Analytics tracking helps us improve the product. Essential functions stay on either way. How analytics data is used