Ticker · CUSIP 17322U306
Holders (tracked)
2
Combined shares
127,938
Combined value
$99.4K
Last close
$0.86
Quarter
2025Q4
Price · 1Y$0.86-0.11 (-11.36%)H $2.21 · L $0.67 · Avg Vol 1.2M
Position opened
Tracked holders · last 8 quarters
-1 vs previous quarter over the last 5.
Price is +10.5% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
3 events
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−36,100 shares · 2025Q4Position
- Two Sigma Investments added2026-02-17+39,035 shares · 2025Q4Position
- Two Sigma Investments added2025-11-14+8,929 shares · 2025Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of CTXR…
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 |
|---|---|---|---|---|
| Two Sigma Investments | 2025Q2 | $1.02 | -15.6% | $52K |
| Ken Griffin (Citadel Advisors) | 2024Q4 | $1.36 | -36.9% | $58K |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions0
—
Added to1
- Two Sigma Investments+39,035$30K
Trimmed1
- Ken Griffin (Citadel Advisors)−36,100$28K
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2024Q4 | 5 | $311K |
| 2025Q1 | 2 | $43K |
| 2025Q2 | 3 | $118K |
| 2025Q3 | 3 | $155K |
| 2025Q4 | 2 | $99K |
Who owns CTXR
2 super-investors · 2025Q4
Tracked stake
127.9K
shares
Combined value
$99K
% of shares outstanding
—
shares-out unknown
Quarter action mix
Added1Trim1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Ken Griffin Citadel Advisors | 67.1K | $52K |
| 2 | Two Sigma Investments | 60.8K | $47K |
Recent moves
8 transactions
- −36,100 · 2025Q4
- +39,035 · 2025Q4
- +8,929 · 2025Q3
- +12,874 · 2025Q2
- −32,320 · 2025Q1
- −12,800 · 2025Q1
- +32,320 · 2024Q4
- +12,800 · 2024Q4
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