Ticker · CUSIP 113004105
Holders (tracked)
17
Combined shares
14,472,681
Combined value
$758.21M
Last close
$49.32
Quarter
2025Q4
Price · 1Y$49.32+2.35 (+5.00%)H $61.57 · L $42.87 · Avg Vol 2.6M
Position opened
Tracked holders · last 8 quarters
+6 vs previous quarter over the last 8.
Price is -5.9% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
22 events
- AQR Capital Management added2026-02-17+49,447 shares · 2025Q4Position
- Ken Griffin (Citadel Advisors) added2026-02-17+3,153,739 shares · 2025Q4Position
- +10,000 shares · 2025Q4Position
- Wellington Management trimmed2026-02-17−18,133 shares · 2025Q4Position
- D.E. Shaw & Co. opened position2026-02-17+1,389,690 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−283,559 shares · 2025Q4Position
- Steve Cohen (Point72) opened position2026-02-17+39,039 shares · 2025Q4Position
- T. Rowe Price added2026-02-17+13,366 shares · 2025Q4Position
- Renaissance Technologies opened position2026-02-12+287,525 shares · 2025Q4Position
- Norges Bank (Norway SWF) opened position2026-02-10+5,028,864 shares · 2025Q4Position
- Ken Fisher (Fisher Asset Mgmt) added2026-02-09+1,602 shares · 2025Q4Position
- AQR Capital Management added2025-11-14+5,035 shares · 2025Q3Position
- +894,986 shares · 2025Q3Position
- D.E. Shaw & Co. exited2025-11-14−307,093 shares · 2025Q3Position
- T. Rowe Price added2025-11-14+20,605 shares · 2025Q3Position
- Wellington Management added2025-11-14+2,712 shares · 2025Q3Position
- −76,894 shares · 2025Q3Position
- Renaissance Technologies exited2025-11-13−284,000 shares · 2025Q3Position
- Norges Bank (Norway SWF) exited2025-11-13−5,323,829 shares · 2025Q3Position
- −82,222 shares · 2025Q3Position
- Ken Fisher (Fisher Asset Mgmt) trimmed2025-11-12−1,742 shares · 2025Q3Position
- Norges Bank (Norway SWF) added2025-11-12+223,041 shares · 2024Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of BAM…
Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| Tom Gayner (Markel Group) | 2022Q4 | $28.67 | +72.0% | $108.2M |
| Wellington Management | 2022Q4 | $29.39 | +67.8% | $13.4M |
| Norges Bank (Norway SWF) | 2022Q4 | $32.79 | +50.4% | $248.0M |
| Paul Tudor Jones (Tudor Investment) | 2023Q3 | $33.67 | +46.5% | $212K |
| Paul Tudor Jones (Tudor Investment) | 2023Q3 | $33.67 | +46.5% | $212K |
| Ron Baron (Baron Capital / BAMCO) | 2022Q4 | $38.54 | +28.0% | $48.6M |
| Renaissance Technologies | 2022Q4 | $38.74 | +27.3% | $14.2M |
| D.E. Shaw & Co. | 2022Q4 | $51.30 | -3.9% | $68.5M |
| Steve Cohen (Point72) | 2025Q4 | $52.37 | -5.8% | $1.9M |
| Steve Cohen (Point72) | 2025Q4 | $52.37 | -5.8% | $1.9M |
| Ken Griffin (Citadel Advisors) | 2023Q1 | $52.42 | -5.9% | $2.5M |
| Ken Griffin (Citadel Advisors) | 2023Q1 | $52.42 | -5.9% | $2.5M |
| Ken Griffin (Citadel Advisors) | 2023Q1 | $52.42 | -5.9% | $2.5M |
| AQR Capital Management | 2025Q1 | $52.53 | -6.1% | $2.9M |
| T. Rowe Price | 2022Q4 | $53.28 | -7.4% | $9.5M |
| Izzy Englander (Millennium Mgmt) | 2022Q4 | $53.46 | -7.7% | $30.2M |
| Ken Fisher (Fisher Asset Mgmt) | 2025Q2 | $54.39 | -9.3% | $258K |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions5
- Norges Bank (Norway SWF)+5,028,864$263.4M
- D.E. Shaw & Co.+1,389,690$72.8M
- Renaissance Technologies+287,525$15.1M
- Steve Cohen (Point72)+39,039$2.0M
- Paul Tudor Jones (Tudor Investment)+10,000$524K
Added to4
- Ken Griffin (Citadel Advisors)+3,153,739$165.2M
- AQR Capital Management+49,447$2.6M
- Ken Fisher (Fisher Asset Mgmt)+1,602$84K
- T. Rowe Price+13,366$700
Trimmed2
- Izzy Englander (Millennium Mgmt)−283,559$14.9M
- Wellington Management−18,133$950K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q4 | 14 | $434.5M |
| 2023Q1 | 15 | $414.3M |
| 2023Q2 | 12 | $408.6M |
| 2023Q3 | 14 | $410.8M |
| 2023Q4 | 13 | $524.7M |
| 2024Q1 | 11 | $405.2M |
| 2024Q2 | 13 | $428.1M |
| 2024Q3 | 10 | $549.4M |
| 2024Q4 | 11 | $543.7M |
| 2025Q1 | 13 | $339.0M |
| 2025Q2 | 14 | $599.3M |
| 2025Q3 | 11 | $299.6M |
| 2025Q4 | 17 | $758.2M |
Who owns BAM
17 super-investors · 2025Q4
Tracked stake
14.47M
shares
Combined value
$758M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New7Added6Trim2Held2
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Norges Bank Norway SWF | 5.03M | $263M |
| 2 | Ken Griffin Citadel Advisors | 3.27M | $172M |
| 3 | Tom Gayner Markel Group | 2.19M | $115M |
| 4 | D.E. Shaw & Co. | 1.39M | $73M |
| 5 | Ron Baron Baron Capital / BAMCO | 984.9K | $52M |
| 6 | Izzy Englander Millennium Mgmt | 611.4K | $32M |
| 7 | Renaissance Technologies | 287.5K | $15M |
| 8 | Wellington Management | 271.9K | $14M |
| 9 | T. Rowe Price | 193.1K | $10M |
| 10 | Ken Griffin Citadel Advisors | 58.5K | $3M |
| 11 | AQR Capital Management | 58.2K | $3M |
| 12 | Ken Griffin Citadel Advisors | 51.6K | $3M |
| 13 | Steve Cohen Point72 | 39.0K | $2M |
| 14 | Steve Cohen Point72 | 13.8K | $723K |
| 15 | Paul Tudor Jones Tudor Investment | 5.7K | $299K |
| 16 | Ken Fisher Fisher Asset Mgmt | 5.2K | $274K |
| 17 | Paul Tudor Jones Tudor Investment | 4.3K | $225K |
Recent moves
20 transactions
- +39,039 · 2025Q4
- −283,559 · 2025Q4
- −18,133 · 2025Q4
- +49,447 · 2025Q4
- +3,153,739 · 2025Q4
- +13,366 · 2025Q4
- +1,389,690 · 2025Q4
- +10,000 · 2025Q4
- +287,525 · 2025Q4
- +5,028,864 · 2025Q4
- +1,602 · 2025Q4
- +894,986 · 2025Q3
- +2,712 · 2025Q3
- +5,035 · 2025Q3
- SOLDD.E. Shaw & Co.−307,093 · 2025Q3
- +20,605 · 2025Q3
- −76,894 · 2025Q3
- −82,222 · 2025Q3
- −284,000 · 2025Q3
- −5,323,829 · 2025Q3
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