Ticker · CUSIP 21833P301
Holders (tracked)
8
Combined shares
1,420,038
Combined value
$11.46M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
+2 vs previous quarter over the last 8.
SEC event timeline
12 events
- D.E. Shaw & Co. added2026-02-17+18,167 shares · 2025Q413F
- +843,193 shares · 2025Q413F
- Two Sigma Investments trimmed2026-02-17−13,977 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−99,364 shares · 2025Q413F
- Steve Cohen (Point72) opened position2026-02-17+75,134 shares · 2025Q413F
- Renaissance Technologies added2026-02-12+247,100 shares · 2025Q413F
- AQR Capital Management exited2025-11-14−28,407 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−22,733 shares · 2025Q313F
- Two Sigma Investments trimmed2025-11-14−19,044 shares · 2025Q313F
- D.E. Shaw & Co. opened position2025-11-14+10,627 shares · 2025Q313F
- T. Rowe Price opened position2025-11-14+12,572 shares · 2025Q313F
- Renaissance Technologies trimmed2025-11-13−46,339 shares · 2025Q313F
Insider activity
No insider transactions in the last 30 days.
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions2
- Ken Griffin (Citadel Advisors)+843,193$6.9M
- Steve Cohen (Point72)+75,134$612K
Added to2
- Renaissance Technologies+247,100$2.0M
- D.E. Shaw & Co.+18,167$148K
Trimmed2
- Izzy Englander (Millennium Mgmt)−99,364$809K
- Two Sigma Investments−13,977$114K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2023Q1 | 1 | $525K |
| 2023Q2 | 1 | $643K |
| 2023Q3 | 1 | $547K |
| 2023Q4 | 1 | $490K |
| 2024Q1 | 8 | $64.1M |
| 2024Q2 | 7 | $70.9M |
| 2024Q3 | 9 | $8.3M |
| 2024Q4 | 6 | $8.5M |
| 2025Q1 | 7 | $4.2M |
| 2025Q2 | 6 | $2.9M |
| 2025Q3 | 6 | $3.9M |
| 2025Q4 | 8 | $11.5M |
Who owns CRBP
8 super-investors · 2025Q4
Tracked stake
1.42M
shares
Combined value
$11M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New3Added2Trim2Held1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Ken Griffin Citadel Advisors | 843.2K | $7M |
| 2 | Renaissance Technologies | 354.3K | $3M |
| 3 | Steve Cohen Point72 | 75.1K | $612K |
| 4 | Ken Griffin Citadel Advisors | 56.5K | $460K |
| 5 | Izzy Englander Millennium Mgmt | 37.1K | $302K |
| 6 | D.E. Shaw & Co. | 28.8K | $234K |
| 7 | Two Sigma Investments | 12.5K | $102K |
| 8 | T. Rowe Price | 12.6K | $103 |
Recent moves
20 transactions
- +75,134 · 2025Q4
- +18,167 · 2025Q4
- −13,977 · 2025Q4
- −99,364 · 2025Q4
- +843,193 · 2025Q4
- +247,100 · 2025Q4
- +12,572 · 2025Q3
- +10,627 · 2025Q3
- −19,044 · 2025Q3
- −28,407 · 2025Q3
- −22,733 · 2025Q3
- −46,339 · 2025Q3
- +57,555 · 2025Q2
- −79,576 · 2025Q2
- −75,663 · 2025Q2
- −191,661 · 2025Q2
- +107,983 · 2025Q1
- −13,011 · 2025Q1
- −285,046 · 2025Q1
- +206,100 · 2025Q1
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