Ticker · CUSIP 21077F100
Holders (tracked)
5
Combined shares
239,270
Combined value
$6.32M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
Flat over the last 8 quarters.
SEC event timeline
8 events
- AQR Capital Management added2026-02-17+4,106 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) exited2026-02-17−24,971 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−50,805 shares · 2025Q413F
- D.E. Shaw & Co. opened position2026-02-17+11,037 shares · 2025Q413F
- Renaissance Technologies added2026-02-12+74,827 shares · 2025Q413F
- AQR Capital Management opened position2025-11-14+23,045 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) added2025-11-14+2,113 shares · 2025Q313F
- Renaissance Technologies opened position2025-11-13+54,000 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 positions1
- D.E. Shaw & Co.+11,037$291K
Added to2
- Renaissance Technologies+74,827$2.0M
- AQR Capital Management+4,106$108K
Trimmed1
- Izzy Englander (Millennium Mgmt)−50,805$1.3M
Exited1
- Ken Griffin (Citadel Advisors)−24,971$623K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q3 | 1 | $647 |
| 2022Q4 | 1 | $476K |
| 2023Q1 | 2 | $617K |
| 2023Q2 | 2 | $4.6M |
| 2023Q3 | 1 | $3.8M |
| 2023Q4 | 1 | $7.2M |
| 2024Q1 | 1 | $8.0M |
| 2024Q2 | 1 | $8.1M |
| 2024Q3 | 1 | $494K |
| 2025Q1 | 1 | $585K |
| 2025Q2 | 1 | $1.2M |
| 2025Q3 | 5 | $5.2M |
| 2025Q4 | 5 | $6.3M |
Who owns CTGO
5 super-investors · 2025Q4
Tracked stake
239.3K
shares
Combined value
$6M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1Added2Trim1Sold1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Renaissance Technologies | 128.8K | $3M |
| 2 | Ken Griffin Citadel Advisors | 61.7K | $2M |
| 3 | AQR Capital Management | 27.2K | $717K |
| 4 | D.E. Shaw & Co. | 11.0K | $291K |
| 5 | Izzy Englander Millennium Mgmt | 10.6K | $279K |
Recent moves
18 transactions
- +11,037 · 2025Q4
- +4,106 · 2025Q4
- −50,805 · 2025Q4
- −24,971 · 2025Q4
- +74,827 · 2025Q4
- +23,045 · 2025Q3
- +2,113 · 2025Q3
- +54,000 · 2025Q3
- +1,995 · 2025Q2
- +57,252 · 2025Q1
- ADDBlackRock+42,657 · 2024Q2
- ADDBlackRock+7,268 · 2024Q1
- ADDBlackRock+187,368 · 2023Q4
- ADDBlackRock+36,710 · 2023Q3
- −14,353 · 2023Q2
- ADDBlackRock+151,772 · 2023Q2
- +14,353 · 2023Q1
- NEWBlackRock+21,632 · 2022Q3
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