Ticker · CUSIP 20451N101
Holders (tracked)
8
Combined shares
268,478
Combined value
$5.27M
Last close
$25.32
Quarter
2025Q4
Price · 1Y$25.32+13.94 (+122.50%)H $26.29 · L $11.38 · Avg Vol 551K
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
Price is +28.9% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
14 events
- +29,058 shares · 2025Q4Position
- Two Sigma Investments trimmed2026-02-17−18,302 shares · 2025Q4Position
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−503,274 shares · 2025Q4Position
- D.E. Shaw & Co. trimmed2026-02-17−25,529 shares · 2025Q4Position
- T. Rowe Price trimmed2026-02-17−5,005 shares · 2025Q4Position
- AQR Capital Management added2026-02-17+21,907 shares · 2025Q4Position
- Renaissance Technologies trimmed2026-02-12−100 shares · 2025Q4Position
- −163,890 shares · 2025Q3Position
- D.E. Shaw & Co. trimmed2025-11-14−122,208 shares · 2025Q3Position
- Izzy Englander (Millennium Mgmt) added2025-11-14+413,205 shares · 2025Q3Position
- AQR Capital Management added2025-11-14+31,431 shares · 2025Q3Position
- T. Rowe Price added2025-11-14+1,296 shares · 2025Q3Position
- Renaissance Technologies opened position2025-11-13+15,900 shares · 2025Q3Position
- Norges Bank (Norway SWF) added2025-11-12+9,412 shares · 2024Q3Position
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of CMP…
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 |
|---|---|---|---|---|
| Renaissance Technologies | 2016Q4 | $16.28 | +55.5% | $400K |
| Izzy Englander (Millennium Mgmt) | 2016Q1 | $17.96 | +41.0% | $477K |
| Ken Griffin (Citadel Advisors) | 2016Q2 | $18.08 | +40.1% | $413K |
| Ken Griffin (Citadel Advisors) | 2016Q2 | $18.08 | +40.1% | $413K |
| D.E. Shaw & Co. | 2017Q2 | $19.51 | +29.8% | $1.2M |
| AQR Capital Management | 2019Q4 | $23.03 | +10.0% | $1.6M |
| Two Sigma Investments | 2018Q2 | $29.84 | -15.1% | $906K |
| T. Rowe Price | 2016Q1 | $43.59 | -41.9% | $1.0M |
Who moved on this name in 2025Q4
Position changes reported for the latest quarter, grouped by direction.
New positions1
- Ken Griffin (Citadel Advisors)+29,058$571K
Added to1
- AQR Capital Management+21,907$430K
Trimmed5
- Izzy Englander (Millennium Mgmt)−503,274$9.9M
- D.E. Shaw & Co.−25,529$501K
- Two Sigma Investments−18,302$359K
- Renaissance Technologies−100$2K
- T. Rowe Price−5,005$98
Exited0
—
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 10 | $14.75B |
| 2022Q2 | 12 | $6.53B |
| 2022Q3 | 10 | $250.6M |
| 2022Q4 | 11 | $282.0M |
| 2023Q1 | 11 | $234.4M |
| 2023Q2 | 12 | $230.7M |
| 2023Q3 | 9 | $174.6M |
| 2023Q4 | 7 | $164.0M |
| 2024Q1 | 11 | $106.1M |
| 2024Q2 | 12 | $90.9M |
| 2024Q3 | 12 | $46.6M |
| 2024Q4 | 11 | $24.8M |
| 2025Q1 | 9 | $6.1M |
| 2025Q2 | 9 | $16.9M |
| 2025Q3 | 7 | $15.5M |
| 2025Q4 | 8 | $5.3M |
Who owns CMP
8 super-investors · 2025Q4
Tracked stake
268.5K
shares
Combined value
$5M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New2Added1Trim5
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | AQR Capital Management | 63.8K | $1M |
| 2 | D.E. Shaw & Co. | 47.5K | $933K |
| 3 | T. Rowe Price | 41.4K | $813K |
| 4 | Two Sigma Investments | 35.8K | $703K |
| 5 | Ken Griffin Citadel Advisors | 29.1K | $571K |
| 6 | Izzy Englander Millennium Mgmt | 18.8K | $370K |
| 7 | Ken Griffin Citadel Advisors | 16.3K | $320K |
| 8 | Renaissance Technologies | 15.8K | $310K |
Recent moves
20 transactions
- +21,907 · 2025Q4
- TRIMT. Rowe Price−5,005 · 2025Q4
- −503,274 · 2025Q4
- −18,302 · 2025Q4
- TRIMD.E. Shaw & Co.−25,529 · 2025Q4
- +29,058 · 2025Q4
- −100 · 2025Q4
- −163,890 · 2025Q3
- TRIMD.E. Shaw & Co.−122,208 · 2025Q3
- +413,205 · 2025Q3
- +1,296 · 2025Q3
- +31,431 · 2025Q3
- +15,900 · 2025Q3
- +9,412 · 2024Q3
- −6,150 · 2025Q2
- +163,890 · 2025Q2
- −70,345 · 2025Q2
- −28,058 · 2025Q2
- +34,435 · 2025Q2
- +3,150 · 2025Q2
Embed this chart
Paste this iframe anywhere to embed the live CMP chart.
<iframe src="https://openstocks.me/embed/stocks/CMP" width="100%" height="480" frameborder="0" loading="lazy" title="CMP chart by OpenStocks" style="border:0;border-radius:12px;background:transparent"></iframe>Explore related topics
- CMP insider tradingEvery Form 4 filing by CMP officers, directors, and 10%+ holders.
- CMP analyst target pricesWall Street consensus target, analyst-by-analyst breakdown, and revision history.
- Most popular hedge-fund stocksSee where this ticker ranks against the broader smart-money consensus.
- All insider tradingCross-ticker view of where corporate insiders are buying on the open market.
- Congress stock tradesReal-time PTR disclosures filed under the STOCK Act.
- Smart-money signalsComposite signals where institutional, insider and Congress flows converge.