All stocks
BOSN
AccumulatingBOSSARD HOLDING AG REG A COMMON STOCK CHF5.0 · Industrials
Oct 23, 2026 · Held by 2 equity funds across 1 family · institutional blended weight 0.004% · ~$10M est. exposure
Institutional blended weight over time
AUM-weighted weight of BOSN across all stock-picking funds, last 30 trading sessions.
2026-09-110.002% → 0.004%2026-10-23
Net flow
Day
+0.000%
Week
+0.000%
Month
+0.001%
Change in blended weight over each window. Bought across every horizon — sustained accumulation.
Who holds it
BOSN options flow today · live on TraderMatrix
The fund data above is end-of-day. This is what traders are doing with BOSN right now.
See BOSN flow on TraderMatrix
Unusual prints, strikes, size and TraderLady's read are all on TraderMatrix.
Unlock BOSN flow →Get pinged the next time a sweep hits BOSN
TickerTrace tracks the funds daily. TraderMatrix sends you an alert the minute the options flow moves.
Share BOSN fund flow