Ticker · CUSIP 09239B109
Holders (tracked)
12
Combined shares
2,427,090
Combined value
$119.68M
Last close
$32.71
Quarter
2025Q4
Tracked holders · last 8 quarters
+3 vs previous quarter over the last 8.
Price is -33.7% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
19 events
- +73,273 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−1,876 shares · 2025Q413F
- D.E. Shaw & Co. trimmed2026-02-17−4,543 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−118,384 shares · 2025Q413F
- AQR Capital Management added2026-02-17+2,107 shares · 2025Q413F
- T. Rowe Price added2026-02-17+1,588 shares · 2025Q413F
- −33,190 shares · 2025Q413F
- +75,000 shares · 2025Q413F
- Norges Bank (Norway SWF) opened position2026-02-10+1,461,152 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) added2025-11-14+68,492 shares · 2025Q313F
- D.E. Shaw & Co. added2025-11-14+6,361 shares · 2025Q313F
- AQR Capital Management opened position2025-11-14+10,302 shares · 2025Q313F
- T. Rowe Price added2025-11-14+2,363 shares · 2025Q313F
- −257,518 shares · 2025Q313F
- Ray Dalio (Bridgewater Associates) added2025-11-13+24,171 shares · 2025Q313F
- Renaissance Technologies exited2025-11-13−4,400 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−350,231 shares · 2025Q313F
- Norges Bank (Norway SWF) trimmed2025-11-12−26,775 shares · 2024Q313F
- Baillie Gifford & Co exited2025-10-31−193,739 shares · 2025Q313F
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of BL…
Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| T. Rowe Price | 2018Q1 | $6.62 | +394.2% | $8.6M |
| George Soros (Soros Fund Mgmt) | 2022Q2 | $45.72 | -28.5% | $2.5M |
| AQR Capital Management | 2018Q3 | $55.02 | -40.5% | $406K |
| Ken Griffin (Citadel Advisors) | 2017Q1 | $55.09 | -40.6% | $193K |
| Ken Griffin (Citadel Advisors) | 2017Q1 | $55.09 | -40.6% | $193K |
| Ken Griffin (Citadel Advisors) | 2017Q1 | $55.09 | -40.6% | $193K |
| Izzy Englander (Millennium Mgmt) | 2017Q2 | $55.37 | -40.9% | $6.5M |
| Izzy Englander (Millennium Mgmt) | 2017Q2 | $55.37 | -40.9% | $6.5M |
| Ray Dalio (Bridgewater Associates) | 2024Q4 | $55.59 | -41.2% | $1.1M |
| Paul Tudor Jones (Tudor Investment) | 2016Q4 | $55.72 | -41.3% | $2.4M |
| D.E. Shaw & Co. | 2017Q2 | $57.99 | -43.6% | $440K |
| Norges Bank (Norway SWF) | 2016Q4 | $293.98 | -88.9% | $47.8M |
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions3
- Norges Bank (Norway SWF)+1,461,152$80.8M
- George Soros (Soros Fund Mgmt)+75,000$4.1M
- Paul Tudor Jones (Tudor Investment)+73,273$4.1M
Added to2
- AQR Capital Management+2,107$116K
- T. Rowe Price+1,588$88
Trimmed4
- Izzy Englander (Millennium Mgmt)−118,384$6.5M
- Ray Dalio (Bridgewater Associates)−33,190$1.8M
- D.E. Shaw & Co.−4,543$251K
- Ken Griffin (Citadel Advisors)−1,876$104K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 13 | $67.12B |
| 2022Q2 | 15 | $460.0M |
| 2022Q3 | 14 | $5.0M |
| 2022Q4 | 14 | $410.6M |
| 2023Q1 | 16 | $410.8M |
| 2023Q2 | 14 | $370.8M |
| 2023Q3 | 14 | $397.1M |
| 2023Q4 | 10 | $368.6M |
| 2024Q1 | 11 | $613.7M |
| 2024Q2 | 13 | $504.9M |
| 2024Q3 | 10 | $96.8M |
| 2024Q4 | 12 | $56.7M |
| 2025Q1 | 8 | $43.0M |
| 2025Q2 | 11 | $88.1M |
| 2025Q3 | 9 | $30.3M |
| 2025Q4 | 12 | $119.7M |
Congress members trading this stock
| Date | Member | Type | Amount range | Filing |
|---|---|---|---|---|
| 2025-10-31 | Lisa McClain | Sell | $1K – $15K | PDF ↗ |
| 2025-10-30 | Lisa McClain | Buy | $1K – $15K | PDF ↗ |
| 2025-10-30 | Lisa McClain | Sell | $1K – $15K | PDF ↗ |
| 2025-08-13 | Lisa McClain | Buy | $1K – $15K | PDF ↗ |
Who owns BL
12 super-investors · 2025Q4
Tracked stake
2.43M
shares
Combined value
$120M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New3Added2Trim7
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Norges Bank Norway SWF | 1.46M | $81M |
| 2 | Izzy Englander Millennium Mgmt | 209.3K | $12M |
| 3 | Izzy Englander Millennium Mgmt | 200.0K | $11M |
| 4 | George Soros Soros Fund Mgmt | 75.0K | $4M |
| 5 | Paul Tudor Jones Tudor Investment | 73.3K | $4M |
| 6 | Ken Griffin Citadel Advisors | 71.6K | $4M |
| 7 | Ray Dalio Bridgewater Associates | 33.2K | $2M |
| 8 | D.E. Shaw & Co. | 13.4K | $743K |
| 9 | AQR Capital Management | 12.4K | $686K |
| 10 | Ken Griffin Citadel Advisors | 9.0K | $498K |
| 11 | Ken Griffin Citadel Advisors | 5.9K | $326K |
| 12 | T. Rowe Price | 262.8K | $15K |
Recent moves
20 transactions
- −1,876 · 2025Q4
- +2,107 · 2025Q4
- +1,588 · 2025Q4
- +73,273 · 2025Q4
- −118,384 · 2025Q4
- TRIMD.E. Shaw & Co.−4,543 · 2025Q4
- +75,000 · 2025Q4
- −33,190 · 2025Q4
- +1,461,152 · 2025Q4
- +10,302 · 2025Q3
- +68,492 · 2025Q3
- +2,363 · 2025Q3
- +6,361 · 2025Q3
- −257,518 · 2025Q3
- +24,171 · 2025Q3
- −4,400 · 2025Q3
- −350,231 · 2025Q3
- −26,775 · 2024Q3
- −193,739 · 2025Q3
- +11,627 · 2025Q2
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