Security · featured owners
BLLN
Billiontoone Inc. Health Care CL A Equity as of 2026 Q2 among managers we track
- 2 Owners
- Max 0.1%
- $91M
- 1 new 1 add 1 exit
BLLN (Billiontoone Inc.) is held in 2 featured 13F books as of 2026 Q2. Ron Baron - Bamco Inc. (Baron Capital) is the largest tracked holder by portfolio weight (0.13%). Figures are as-filed 13F, not free float.
Who owns this now
Largest portfolio weights among featured holders · max 0.1% (Ron Baron - Bamco Inc. (Baron Capital)) · not free-float ownership
holders
sorted by value · long equity only · current book 2026 Q2 · exits show last held size · open a manager for their book
| history | |||||
|---|---|---|---|---|---|
| Ron Baron - Bamco Inc. (Baron Capital) 2026 Q2 | 0.13% | Add +0.1% | 742,093 | $89M | history |
| Polen Capital Management 2026 Q2 | 0.02% | New 0.02% | 16,975 | $2M | history |
| George Soros - Soros Fund Management exited 2026 Q2 last 2026 Q1 | 0.01% | Exit −0.01% | 14,500 | $1M | history |
financials
US-GAAP annual · as tagged in Form 10-K · fiscal years · values link to the SEC filing
Income statement
Balance sheet
ownership over time
filing count by report period · click a bar for that quarter’s holders