Ticker · CUSIP 10170A100
Holders (tracked)
4
Combined shares
2,386,947
Combined value
$2.86M
Last close
$1.58
Quarter
2025Q4
Price · 1Y$1.58+0.16 (+11.27%)H $1.76 · L $1.01 · Avg Vol 164K
Position opened
Tracked holders · last 8 quarters
Flat over the last 8 quarters.
Price is +31.7% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
5 events
- Ken Griffin (Citadel Advisors) added2026-02-17+477,492 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−28,681 shares · 2025Q4Position
- Renaissance Technologies added2026-02-12+117,838 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−49,470 shares · 2025Q3Position
- Renaissance Technologies added2025-11-13+102,562 shares · 2025Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of BOLD…
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 |
|---|---|---|---|---|
| Renaissance Technologies | 2024Q2 | $1.26 | +25.2% | $539K |
| Ken Griffin (Citadel Advisors) | 2024Q1 | $8.10 | -80.5% | $2.1M |
| Izzy Englander (Millennium Mgmt) | 2024Q1 | $9.33 | -83.1% | $214K |
| Wellington Management | 2024Q1 | $13.92 | -88.6% | $879K |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions0
—
Added to2
- Ken Griffin (Citadel Advisors)+477,492$573K
- Renaissance Technologies+117,838$141K
Trimmed1
- Izzy Englander (Millennium Mgmt)−28,681$34K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2024Q1 | 8 | $34.6M |
| 2024Q2 | 7 | $10.1M |
| 2024Q3 | 5 | $6.5M |
| 2024Q4 | 2 | $2.3M |
| 2025Q1 | 3 | $2.1M |
| 2025Q2 | 4 | $1.7M |
| 2025Q3 | 4 | $2.2M |
| 2025Q4 | 4 | $2.9M |
Who owns BOLD
4 super-investors · 2025Q4
Tracked stake
2.39M
shares
Combined value
$3M
% of shares outstanding
—
shares-out unknown
Quarter action mix
Added2Trim1Held1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Ken Griffin Citadel Advisors | 1.35M | $2M |
| 2 | Wellington Management | 556.2K | $667K |
| 3 | Renaissance Technologies | 341.4K | $410K |
| 4 | Izzy Englander Millennium Mgmt | 135.4K | $162K |
Recent moves
20 transactions
- −28,681 · 2025Q4
- +477,492 · 2025Q4
- +117,838 · 2025Q4
- −49,470 · 2025Q3
- +102,562 · 2025Q3
- +213,561 · 2025Q2
- +106,600 · 2025Q2
- −13,808 · 2025Q1
- +70,000 · 2024Q1
- +14,400 · 2025Q1
- +556,233 · 2025Q1
- −947,612 · 2024Q4
- −13,052 · 2024Q4
- −28,700 · 2024Q4
- −157,211 · 2024Q4
- −790 · 2024Q3
- −234,663 · 2024Q3
- −1,756 · 2024Q3
- −16,683 · 2024Q3
- −59,000 · 2024Q2
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