SEC Filing Update: #SION : $32.20
Sector: Healthcare | YTD: 🔼+ 217.24 %
The SEC disclosed Today (20-OCT-2025) that ATLAS VENTURE FUND XI, L.P. has DECREASED its #SION Shares by -17.00% 🔴
* Previous Holdings: 2.89M Shares
* Current Holdings: 2.38M Shares
* Decrease -503.80K
* Decreased (%)-17.45%
* Ownership: 5.40%
https://www.thinksabio.com/reports/isr/SION
Institutional ownership in #SION has been steadily rising over the past 3 quarters in Shares:
Q4 2024: 0.00
Q1 2025: 41.49M
Q2 2025: 43.45M