Ticker · CUSIP 047726302
Holders (tracked)
11
Combined shares
4,241,799
Combined value
$167.34M
Last close
$47.63
Quarter
2025Q4
Price · 1Y$47.63+8.94 (+23.11%)H $47.63 · L $38.04 · Avg Vol 317K
Position opened
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
Price is +20.7% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
18 events
- +484,000 shares · 2025Q4Position
- D.E. Shaw & Co. trimmed2026-02-17−118,771 shares · 2025Q4Position
- −108,217 shares · 2025Q4Position
- Ken Griffin (Citadel Advisors) added2026-02-17+60,740 shares · 2025Q4Position
- AQR Capital Management added2026-02-17+3,575 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−144,787 shares · 2025Q4Position
- T. Rowe Price added2026-02-17+7,387 shares · 2025Q4Position
- Wellington Management trimmed2026-02-17−605,160 shares · 2025Q4Position
- Renaissance Technologies trimmed2026-02-12−337,179 shares · 2025Q4Position
- Mario Gabelli (GAMCO) trimmed2026-02-05−4,778 shares · 2025Q4Position
- −540,320 shares · 2025Q3Position
- D.E. Shaw & Co. added2025-11-14+73,865 shares · 2025Q3Position
- T. Rowe Price added2025-11-14+1,650 shares · 2025Q3Position
- Wellington Management trimmed2025-11-14−83,061 shares · 2025Q3Position
- AQR Capital Management added2025-11-14+5,849 shares · 2025Q3Position
- Izzy Englander (Millennium Mgmt) added2025-11-14+200,555 shares · 2025Q3Position
- Renaissance Technologies added2025-11-13+384,741 shares · 2025Q3Position
- Mario Gabelli (GAMCO) trimmed2025-11-12−66,285 shares · 2025Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of BATRK…
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 |
|---|---|---|---|---|
| Southeastern Asset (Longleaf) | 2023Q3 | $35.73 | +33.3% | $32.0M |
| Mario Gabelli (GAMCO) | 2023Q3 | $36.01 | +32.3% | $65.8M |
| Paul Tudor Jones (Tudor Investment) | 2023Q3 | $37.65 | +26.5% | $23.1M |
| Wellington Management | 2023Q3 | $38.50 | +23.7% | $35.4M |
| T. Rowe Price | 2023Q3 | $39.10 | +21.8% | $2.1M |
| Warren Buffett (Berkshire Hathaway) | 2023Q4 | $39.58 | +20.3% | $5.5M |
| Renaissance Technologies | 2023Q3 | $40.19 | +18.5% | $11.4M |
| AQR Capital Management | 2023Q3 | $40.72 | +17.0% | $1.2M |
| Ken Griffin (Citadel Advisors) | 2023Q3 | $40.93 | +16.4% | $6.5M |
| D.E. Shaw & Co. | 2023Q3 | $41.78 | +14.0% | $2.6M |
| Izzy Englander (Millennium Mgmt) | 2023Q3 | $43.93 | +8.4% | $16.7M |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions1
- Paul Tudor Jones (Tudor Investment)+484,000$19.1M
Added to3
- Ken Griffin (Citadel Advisors)+60,740$2.4M
- AQR Capital Management+3,575$141K
- T. Rowe Price+7,387$291
Trimmed6
- Wellington Management−605,160$23.9M
- Renaissance Technologies−337,179$13.3M
- Izzy Englander (Millennium Mgmt)−144,787$5.7M
- D.E. Shaw & Co.−118,771$4.7M
- Warren Buffett (Berkshire Hathaway)−108,217$4.3M
- Mario Gabelli (GAMCO)−4,778$188K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2023Q3 | 15 | $301.2M |
| 2023Q4 | 14 | $292.4M |
| 2024Q1 | 12 | $317.7M |
| 2024Q2 | 13 | $315.9M |
| 2024Q3 | 12 | $172.6M |
| 2024Q4 | 10 | $138.2M |
| 2025Q1 | 12 | $193.8M |
| 2025Q2 | 12 | $241.5M |
| 2025Q3 | 10 | $208.2M |
| 2025Q4 | 11 | $167.3M |
Who owns BATRK
11 super-investors · 2025Q4
Tracked stake
4.24M
shares
Combined value
$167M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added3Trim6Held1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Mario Gabelli GAMCO | 1.38M | $54M |
| 2 | Wellington Management | 742.7K | $29M |
| 3 | Southeastern Asset Longleaf | 671.0K | $26M |
| 4 | Paul Tudor Jones Tudor Investment | 484.0K | $19M |
| 5 | Izzy Englander Millennium Mgmt | 350.1K | $14M |
| 6 | Renaissance Technologies | 240.2K | $9M |
| 7 | Ken Griffin Citadel Advisors | 135.7K | $5M |
| 8 | Warren Buffett Berkshire Hathaway | 115.4K | $5M |
| 9 | D.E. Shaw & Co. | 53.6K | $2M |
| 10 | T. Rowe Price | 43.1K | $2M |
| 11 | AQR Capital Management | 25.0K | $985K |
Recent moves
20 transactions
- −605,160 · 2025Q4
- −144,787 · 2025Q4
- +60,740 · 2025Q4
- +3,575 · 2025Q4
- −108,217 · 2025Q4
- +7,387 · 2025Q4
- TRIMD.E. Shaw & Co.−118,771 · 2025Q4
- +484,000 · 2025Q4
- −337,179 · 2025Q4
- −4,778 · 2025Q4
- −540,320 · 2025Q3
- +5,849 · 2025Q3
- +1,650 · 2025Q3
- +73,865 · 2025Q3
- −83,061 · 2025Q3
- +200,555 · 2025Q3
- +384,741 · 2025Q3
- −66,285 · 2025Q3
- −223,645 · 2025Q1
- +223,645 · 2025Q2
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