Insider filing · SION
Sionna Therapeutics, Inc.
SION · Healthcare · 44 filings in 24 months
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Peter Kolchinsky sold $947K of Sionna Therapeutics (SION)
Executed Nov 21 2025, disclosed Nov 24 2025, 3 days later.
Value, as filed
$947K
23,973 sh across 3 lots
Executed
Nov 21 2025
the trade date, as filed
Disclosed
Nov 24 2025
3 days after the trade
Return, 21 sessionsiFrom the disclosed entry session; derived
–
purchases only
Returns are measured on stock purchases only.
The filer
PK
Peter Kolchinsky
Director
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Peter Kolchinsky (Director) filed 4 Form 4 reports in the trailing twelve months (0 purchases, 4 sales), most often in VOR. The largest single filing was $14.5M of VOR (847,732 sh across 4 lots, as filed), executed Apr 2.
The name
SIONHealthcare · Sionna Therapeutics, Inc., a clinical-stage biopharmaceutical company, researches and develops medicines for the treatment of cystic fibros…
More Healthcare filings→ Insider filings, newest first→ View the original filing at www.sec.gov→