Ticker · CUSIP 105368203
Holders (tracked)
8
Combined shares
9,480,102
Combined value
$27.68M
Last close
$2.96
Quarter
2025Q4
Price · 1Y$2.96-0.41 (-12.27%)H $4.23 · L $2.40 · Avg Vol 2.9M
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
Price is +1.4% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
13 events
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−765,333 shares · 2025Q4Position
- Two Sigma Investments added2026-02-17+1,550,186 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−574,379 shares · 2025Q4Position
- Steve Cohen (Point72) opened position2026-02-17+2,959,011 shares · 2025Q4Position
- T. Rowe Price trimmed2026-02-17−2,995 shares · 2025Q4Position
- AQR Capital Management added2026-02-17+790,127 shares · 2025Q4Position
- −61,175 shares · 2025Q3Position
- Steve Cohen (Point72) exited2025-11-14−1,090,247 shares · 2025Q3Position
- Two Sigma Investments trimmed2025-11-14−239,908 shares · 2025Q3Position
- AQR Capital Management added2025-11-14+25,979 shares · 2025Q3Position
- T. Rowe Price added2025-11-14+33,698 shares · 2025Q3Position
- Izzy Englander (Millennium Mgmt) added2025-11-14+874,215 shares · 2025Q3Position
- Norges Bank (Norway SWF) trimmed2025-11-12−793,550 shares · 2024Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of BDN…
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 |
|---|---|---|---|---|
| Ken Griffin (Citadel Advisors) | 2016Q1 | $2.96 | +0.1% | $1.4M |
| Ken Griffin (Citadel Advisors) | 2016Q1 | $2.96 | +0.1% | $1.4M |
| Ken Griffin (Citadel Advisors) | 2016Q1 | $2.96 | +0.1% | $1.4M |
| Steve Cohen (Point72) | 2019Q2 | $3.53 | -16.1% | $8.8M |
| Two Sigma Investments | 2016Q1 | $3.63 | -18.5% | $7.0M |
| AQR Capital Management | 2016Q1 | $4.09 | -27.6% | $4.6M |
| Izzy Englander (Millennium Mgmt) | 2016Q1 | $4.98 | -40.6% | $4.5M |
| T. Rowe Price | 2016Q1 | $8.00 | -63.0% | $605K |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions1
- Steve Cohen (Point72)+2,959,011$8.6M
Added to2
- Two Sigma Investments+1,550,186$4.5M
- AQR Capital Management+790,127$2.3M
Trimmed3
- Ken Griffin (Citadel Advisors)−765,333$2.2M
- Izzy Englander (Millennium Mgmt)−574,379$1.7M
- T. Rowe Price−2,995$9
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 10 | $25.30B |
| 2022Q2 | 9 | $15.99B |
| 2022Q3 | 11 | $284.7M |
| 2022Q4 | 14 | $287.2M |
| 2023Q1 | 13 | $208.2M |
| 2023Q2 | 11 | $191.7M |
| 2023Q3 | 10 | $179.3M |
| 2023Q4 | 11 | $216.6M |
| 2024Q1 | 11 | $195.0M |
| 2024Q2 | 12 | $183.0M |
| 2024Q3 | 12 | $35.9M |
| 2024Q4 | 10 | $37.0M |
| 2025Q1 | 9 | $25.0M |
| 2025Q2 | 9 | $30.1M |
| 2025Q3 | 7 | $22.6M |
| 2025Q4 | 8 | $27.7M |
Who owns BDN
8 super-investors · 2025Q4
Tracked stake
9.48M
shares
Combined value
$28M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added2Trim5
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Steve Cohen Point72 | 2.96M | $9M |
| 2 | Two Sigma Investments | 2.36M | $7M |
| 3 | AQR Capital Management | 1.54M | $4M |
| 4 | Izzy Englander Millennium Mgmt | 1.51M | $4M |
| 5 | Ken Griffin Citadel Advisors | 483.8K | $1M |
| 6 | Ken Griffin Citadel Advisors | 410.1K | $1M |
| 7 | T. Rowe Price | 204.6K | $598K |
| 8 | Ken Griffin Citadel Advisors | 15.1K | $44K |
Recent moves
20 transactions
- +2,959,011 · 2025Q4
- TRIMT. Rowe Price−2,995 · 2025Q4
- −765,333 · 2025Q4
- −574,379 · 2025Q4
- +790,127 · 2025Q4
- +1,550,186 · 2025Q4
- −61,175 · 2025Q3
- +25,979 · 2025Q3
- +874,215 · 2025Q3
- −1,090,247 · 2025Q3
- +33,698 · 2025Q3
- −239,908 · 2025Q3
- −793,550 · 2024Q3
- +9,980 · 2025Q2
- −554,138 · 2025Q2
- +103,668 · 2025Q2
- +1,090,247 · 2025Q2
- −531,307 · 2025Q2
- +301,023 · 2025Q2
- −405,598 · 2025Q2
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