Ticker · CUSIP 23284F105
Holders (tracked)
6
Combined shares
7,512,750
Combined value
$32.00M
Last close
$4.82
Quarter
2025Q4
Price · 1Y$4.82+4.16 (+634.76%)H $6.75 · L $0.65 · Avg Vol 4.6M
Tracked holders · last 8 quarters
-1 vs previous quarter over the last 8.
Price is +13.1% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
9 events
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−1,458,131 shares · 2025Q4Position
- Two Sigma Investments added2026-02-17+831,057 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−1,097,210 shares · 2025Q4Position
- Steve Cohen (Point72) added2026-02-17+1,120,963 shares · 2025Q4Position
- Renaissance Technologies exited2026-02-12−2,545,260 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) added2025-11-14+1,153,524 shares · 2025Q3Position
- Steve Cohen (Point72) trimmed2025-11-14−4,016,048 shares · 2025Q3Position
- Two Sigma Investments added2025-11-14+572,017 shares · 2025Q3Position
- Renaissance Technologies added2025-11-13+683,060 shares · 2025Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of CTMX…
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 |
|---|---|---|---|---|
| Izzy Englander (Millennium Mgmt) | 2016Q2 | $2.89 | +67.0% | $1.4M |
| Two Sigma Investments | 2017Q1 | $3.62 | +33.3% | $7.5M |
| Ken Griffin (Citadel Advisors) | 2017Q1 | $4.10 | +17.7% | $382K |
| Ken Griffin (Citadel Advisors) | 2017Q1 | $4.10 | +17.7% | $382K |
| Ken Griffin (Citadel Advisors) | 2017Q1 | $4.10 | +17.7% | $382K |
| Steve Cohen (Point72) | 2018Q2 | $4.11 | +17.3% | $25.0M |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions0
—
Added to2
- Steve Cohen (Point72)+1,120,963$4.8M
- Two Sigma Investments+831,057$3.5M
Trimmed2
- Ken Griffin (Citadel Advisors)−1,458,131$6.2M
- Izzy Englander (Millennium Mgmt)−1,097,210$4.7M
Exited1
- Renaissance Technologies−2,545,260$8.1M
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 11 | $37.5M |
| 2022Q2 | 11 | $17.5M |
| 2022Q3 | 8 | $7.6M |
| 2022Q4 | 9 | $10.2M |
| 2023Q1 | 9 | $6.1M |
| 2023Q2 | 9 | $5.7M |
| 2023Q3 | 9 | $3.9M |
| 2023Q4 | 8 | $5.6M |
| 2024Q1 | 8 | $7.4M |
| 2024Q2 | 7 | $6.5M |
| 2024Q3 | 6 | $5.2M |
| 2024Q4 | 7 | $8.1M |
| 2025Q1 | 7 | $4.3M |
| 2025Q2 | 7 | $24.2M |
| 2025Q3 | 7 | $34.2M |
| 2025Q4 | 6 | $32.0M |
Who owns CTMX
6 super-investors · 2025Q4
Tracked stake
7.51M
shares
Combined value
$32M
% of shares outstanding
—
shares-out unknown
Quarter action mix
Added2Trim4
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Steve Cohen Point72 | 5.19M | $22M |
| 2 | Two Sigma Investments | 1.56M | $7M |
| 3 | Ken Griffin Citadel Advisors | 342.3K | $1M |
| 4 | Izzy Englander Millennium Mgmt | 289.7K | $1M |
| 5 | Ken Griffin Citadel Advisors | 79.3K | $338K |
| 6 | Ken Griffin Citadel Advisors | 51.2K | $218K |
Recent moves
20 transactions
- +1,120,963 · 2025Q4
- −1,097,210 · 2025Q4
- +831,057 · 2025Q4
- −1,458,131 · 2025Q4
- −2,545,260 · 2025Q4
- +572,017 · 2025Q3
- −4,016,048 · 2025Q3
- +1,153,524 · 2025Q3
- +683,060 · 2025Q3
- +41,206 · 2025Q2
- −2,592,937 · 2025Q2
- +5,434,623 · 2025Q2
- +706,200 · 2025Q2
- −204,292 · 2025Q1
- −394,736 · 2025Q1
- −190,800 · 2025Q1
- −150,701 · 2024Q4
- +660,756 · 2024Q4
- +2,650,000 · 2024Q4
- +331,800 · 2024Q4
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