Ticker · CUSIP 090655606
Holders (tracked)
1
Combined shares
29,198
Combined value
$34.2K
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
Flat over the last 6 quarters.
SEC event timeline
1 events
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−77,012 shares · 2025Q413F
Insider activity
No insider transactions in the last 30 days.
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2023Q1 | 1 | $58K |
| 2024Q1 | 2 | $25K |
| 2024Q3 | 1 | $35K |
| 2024Q4 | 1 | $31K |
| 2025Q3 | 1 | $152K |
| 2025Q4 | 1 | $34K |
Who owns BRTX
1 super-investors · 2025Q4
Tracked stake
29.2K
shares
Combined value
$34K
% of shares outstanding
—
shares-out unknown
Quarter action mix
Trim1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Ken Griffin Citadel Advisors | 29.2K | $34K |
Recent moves
9 transactions
- −77,012 · 2025Q4
- −20,000 · 2024Q4
- +20,000 · 2024Q3
- −18,167 · 2024Q2
- −24,861 · 2024Q2
- +18,167 · 2024Q1
- +24,861 · 2024Q1
- −17,026 · 2023Q2
- +17,026 · 2023Q1
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