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SIONSION

6 quarters

Position history for AIAlyeska Investment Group, L.P.'s holdings in SIONNA THERAPEUTICS INC

Yes. Alyeska Investment Group holds 136,222 shares of SION (Sionna Therapeutics), worth $6M, as of its Q2 2026 13F filing. The share count is unchanged from Q1 2026. Alyeska Investment Group has held SION in every 13F on record since Q1 2025, 6 quarterly filings.

Current Value

$6M

Current Shares

136,222

Total Value Change

+$4M

Total Shares Change

-50,000

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
Unchanged
136,222
0.0%
$6M0.0%$43.99
0
2026-Q1
Unchanged
136,222
0.0%
$5.5M0.0%$34.09
0
2025-Q4
Decreased
136,222
-26.9%
$5.6M0.0%$41.39
0
2025-Q3
Unchanged
186,222
0.0%
$5.5M0.0%$29.52
0
2025-Q2
Unchanged
186,222
0.0%
$3.2M0.0%$15.84
0
2025-Q1
New
186,222
—
$1.9M0.0%$11.56
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