Ticker · CUSIP 105532105
Holders (tracked)
4
Combined shares
418,581
Combined value
$1.23M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+2 vs previous quarter over the last 8.
SEC event timeline
8 events
- +38,061 shares · 2025Q413F
- Steve Cohen (Point72) trimmed2026-02-17−83,107 shares · 2025Q413F
- +59,781 shares · 2025Q413F
- Renaissance Technologies added2026-02-12+228,588 shares · 2025Q413F
- −215,367 shares · 2025Q313F
- Steve Cohen (Point72) trimmed2025-11-14−171,862 shares · 2025Q313F
- Renaissance Technologies trimmed2025-11-13−96,700 shares · 2025Q313F
- Howard Marks (Oaktree Capital) exited2025-11-13−453,167 shares · 2025Q313F
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.
New positions2
- Ken Griffin (Citadel Advisors)+59,781$176K
- Izzy Englander (Millennium Mgmt)+38,061$112K
Added to1
- Renaissance Technologies+228,588$674K
Trimmed1
- Steve Cohen (Point72)−83,107$245K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 7 | $779.3M |
| 2022Q2 | 5 | $592.3M |
| 2022Q3 | 4 | $406K |
| 2022Q4 | 6 | $813K |
| 2023Q1 | 6 | $3.8M |
| 2023Q2 | 6 | $8.7M |
| 2023Q3 | 5 | $7.1M |
| 2023Q4 | 6 | $6.1M |
| 2024Q1 | 7 | $27.8M |
| 2024Q2 | 7 | $18.0M |
| 2024Q3 | 7 | $33.3M |
| 2024Q4 | 5 | $13.0M |
| 2025Q1 | 4 | $12.8M |
| 2025Q2 | 4 | $3.6M |
| 2025Q3 | 2 | $424K |
| 2025Q4 | 4 | $1.2M |
Who owns BAK
4 super-investors · 2025Q4
Tracked stake
418.6K
shares
Combined value
$1M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New2Added1Trim1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Renaissance Technologies | 265.5K | $783K |
| 2 | Ken Griffin Citadel Advisors | 59.8K | $176K |
| 3 | Steve Cohen Point72 | 55.3K | $163K |
| 4 | Izzy Englander Millennium Mgmt | 38.1K | $112K |
Recent moves
20 transactions
- −83,107 · 2025Q4
- +59,781 · 2025Q4
- +38,061 · 2025Q4
- +228,588 · 2025Q4
- −215,367 · 2025Q3
- −171,862 · 2025Q3
- −453,167 · 2025Q3
- −96,700 · 2025Q3
- +2,051 · 2025Q2
- +215,367 · 2025Q2
- −171,500 · 2025Q2
- −1,891,125 · 2025Q2
- +127,269 · 2025Q1
- −147,500 · 2025Q1
- −168,815 · 2025Q1
- −24,810 · 2025Q1
- −24,400 · 2024Q4
- −1,153,346 · 2024Q4
- +4,100 · 2024Q4
- +184,010 · 2024Q4
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