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Superstring Capital Management LP

SEC CIK
0001931118
Latest filing
Aug 14, 2026

SION holding history

Sionna Therapeutics, Inc. in every 13F filed by Superstring Capital Management LP, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

SION overviewAll 13F holders of SIONFull Q2 2026 holdings

Shares (Q2 2026)
63,156
Value
$2.78M
% of portfolio
1.8%
Quarters held
3
Since Q4 2025
Holdings of SION by Superstring Capital Management LP, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202663,156$2.78M1.8%−77,868−55.2%ReducedHolders
Q1 2026141,024$5.65M4.0%−39,569−21.9%ReducedHolders
Q4 2025180,593$7.43M4.0%+180,593NewHolders