Latest Period
Q1 2026
Security Snapshot
CALAMOS ETF TR - RUSSELL 2000 STR (CPRO) Institutional Ownership
CUSIP: 12811T118
13F Institutional Holders and Ownership History from Q4 2024 to Q1 2026
Institutions Reporting
20
Shares (Excl. Options)
525,307
Price
$27.16
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- Security type / class
- Equity / RUSSELL 2000 STR
- Symbol
- CPRO
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 525,307
- Total 13F value
- $14,280,391
- Portfolio coverage rank
- 0%
- Share change
- +12,930
- Value change
- +$353,949
- Number of holders
- 20
- SEC-reported price per share
- $27.16
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
1 identity field
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- CPRO - CALAMOS ETF TR - RUSSELL 2000 STR is tracked under CUSIP 12811T118.
- 20 institutions reported positions in Q1 2026.
- Schedule 13D/13G significant owner rows are not currently available.
Change
- Holder count moved from 21 to 20 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $13,833,473 to $14,280,391.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 20 institutions filings for Q1 2026.
Security key
12811T118
Latest holder period
Q1 2026
13F holders
20
13D/G owners
0
CIK / CUSIP context first
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 12811T118:
As of 31 Mar 2026, 20 institutional investors reported holding 525,307 shares of CALAMOS ETF TR - RUSSELL 2000 STR (CPRO).
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
6
Latest
Q1 2026
Rows shown
1-6 of 6
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 525,307 | $14,280,391 | +$353,949 | $27.16 | 20 |
| 2025 Q4 | 512,781 | $13,833,473 | +$1,070,154 | $26.96 | 21 |
| 2025 Q3 | 453,508 | $12,102,829 | +$2,011,033 | $26.68 | 20 |
| 2025 Q2 | 381,174 | $9,521,552 | +$1,428,253 | $24.95 | 17 |
| 2025 Q1 | 323,997 | $7,946,220 | -$1,737,058 | $24.52 | 14 |
| 2024 Q4 | 394,962 | $9,828,709 | +$9,828,709 | $24.88 | 14 |