Ticker · CUSIP 17331Y109
Holders (tracked)
1
Combined shares
23,515
Combined value
$23.5K
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
-1 vs previous quarter over the last 3.
SEC event timeline
4 events
- Ken Griffin (Citadel Advisors) exited2026-02-17−17,661 shares · 2025Q413F
- Two Sigma Investments opened position2026-02-17+23,515 shares · 2025Q413F
- Renaissance Technologies exited2026-02-12−55,900 shares · 2025Q413F
- Renaissance Technologies opened position2025-11-13+55,900 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
- Two Sigma Investments+23,515$24K
Added to0
—
Trimmed0
—
Exited2
- Renaissance Technologies−55,900$113K
- Ken Griffin (Citadel Advisors)−17,661$36K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2024Q4 | 2 | $39K |
| 2025Q3 | 2 | $149K |
| 2025Q4 | 1 | $24K |
Who owns CTOR
1 super-investors · 2025Q4
Tracked stake
23.5K
shares
Combined value
$24K
% of shares outstanding
—
shares-out unknown
Quarter action mix
New1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Two Sigma Investments | 23.5K | $24K |
Recent moves
6 transactions
- −17,661 · 2025Q4
- +23,515 · 2025Q4
- −55,900 · 2025Q4
- +55,900 · 2025Q3
- −11,196 · 2025Q1
- +11,196 · 2024Q4
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