CPSP

Calamos S&P 500 STR Alt Apr$26.86 0.04%
UnclassifiedUSCUSIP 12811T753· EOD Jun 12, 2026◍ Confluence graph
Tracked 13F Holders
3
-2 QoQ
13F Value (tracked)
$12.0M
Insider Net · 180d
$0
0↑ 0↓
Recent Filings
0
Smart-money sentimentBullish
BearishBullish
13F funds (latest Q)1 adding · 0 trimming
Insider net (180d)$0

Price & smart-money activity

$26.86 0.04%1Y +8.7%
$24.11$24.86$25.62$26.38$27.13Apr 2025JunSepDecMar 2026Jun4
Hover for who · click for detailEnd-of-day closing prices52w $25.10 – $26.93
Build

Use CPSP data in an agent

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Build

Ask your agent who owns CPSP

This stock page is the Follow view. The Build view lets your agent query CPSP owners, fund changes, insider filings, and source links through REST or MCP.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/CPSP"
Ask your agent
Use Arkolith to show who owns CPSP,
which funds added or reduced it, and which
SEC filings prove each claim.

Top institutional holders

3 tracked 13F filers
#FundPosition valueSharesLast moveAs ofHistory
1Calamos Advisors LLC
$10.4M
394K
+32%
Added · +96K sh
Q1 2026
2Calamos Wealth Management LLC
$1.3M
51K
−1.4%
Reduced · −718 sh
Q1 2026
3CENTAURUS FINANCIAL, INC.
$207K
8K
Held
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Fund activity: latest quarter

Opened (NEW)
0
funds
Added
1
funds
Reduced
0
funds
Exited
0
funds

Insider activity (Form 4)

No Form 4 insider transactions on file yet.

Institutional ownership over time

6 funds-1 since Q2 2025
048Q2 2025Q3 2025Q4 2025Q1 2026
funds holding aggregate valuelatest $12.7M

Funds that own CPSP also own

CompanyCo-held byCombined value
APPLE INCAAPL5 funds$2.5B
NVIDIA CORPNVDA5 funds$2.4B
MICROSOFT CORPMSFT5 funds$1.5B
AMAZON.COM INCAMZN5 funds$1.3B
ALPHABET INC-CL AGOOGL5 funds$1.1B
SS SPDR S&P 500 ETF TRUST-USSPY5 funds$1.0B
ISHARES CORE S&P 500 ETFIVV5 funds$1.0B
BROADCOM INCAVGO5 funds$831.7M
META PLATFORMS INC-CLASS AMETA5 funds$658.6M
INVESCO QQQ TRUST SERIES 1QQQ5 funds$621.5M
PARKER HANNIFIN CORPPH5 funds$572.6M
ALPHABET INC-CL CGOOG5 funds$564.7M

Ranked by how many of CPSP's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

0 shown

No filings captured for this ticker in the live stream yet.

Browse more

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for CPSP. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.