Stocks › CSQ
CALAMOS STRATEGIC TOTAL RETURN FUND
CSQ·Nasdaq·
United States·USD
United States·USD$20.60
+0.24 (+1.18%)
Close · Oct 6, 2026 · Close Prices from Tiingo.com
CSQ
CALAMOS STRATEGIC TOTAL RETURN FUND · Nasdaq
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
CSQS&P 500 (rebased)
Congress BuyCongress SellInsider BuyInsider SellForm 1448-K ResultsLobbying
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Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair
Congressional Trades
Recent trades of CSQ by members of U.S. Congress · 3 on record
| Politician | Stock | Type | Filed | Traded | |
|---|---|---|---|---|---|
 K. Michael ConawayHouse · R · TX |
CSQCALAMOS STRATEGIC TOTAL RETURN FUND · Stock |
Sale $1,001 - $15,000 |
Mar 10, 2020 | Feb 10, 2020 | Filing ↗ |
 Adam B. SchiffHouse · D · CA |
CSQCALAMOS STRATEGIC TOTAL RETURN FUND · Stock/Fund |
Purchase $1,001 - $15,000 |
Jul 9, 2014 | Jun 27, 2014 | Filing ↗ |
 Gary C. PetersHouse · D · MI |
CSQCALAMOS STRATEGIC TOTAL RETURN FUND · Stock |
Purchase $1,001 - $15,000 |
May 23, 2014 | Apr 23, 2014 | Filing ↗ |
Whale Activity
Position changes in CSQ reported for 2025-09-30 by 1 tracked institutional filer
- Increased1
- New0
- Held0
- Decreased0
- Closed0
- No prior filing0
| Filer | Shares | Value | Change |
|---|---|---|---|
| Citadel Advisors LLC | 45.2K | $872K | increased |
KeyVex tracks a curated set of large 13F filers plus the largest positions in recent filings, so this is a sample of institutional activity, not the whole market.
Insider Trading
Net shares bought (+) or sold (−) on the open market by CSQ insiders, by quarter · Form 4
Recent Insider Transactions
97 transactions on record · newest first
| Insider | Type | Shares | Price | Value | Date | |
|---|---|---|---|---|---|---|
| Herman Thomas EVP and CFO | Purchase | +11.5K | $18.39 | $212K | Jan 30, 2025 | Form 4 ↗ |
| Herman Thomas EVP and CFO | Purchase | +11.7K | $18.23 | $213K | Jan 29, 2025 | Form 4 ↗ |
| THRIVENT FINANCIAL FOR LUTHERANS10% owner | Other | +660.0K | $25.00 | $16.5M | Sep 6, 2024 | Form 4 ↗ |
| MetLife Investment Management, LLC10% owner | Other | −148.0K | — | — | Sep 6, 2024 | Form 4 ↗ |
| MetLife Investment Management, LLC10% owner | Other | −148.0K | — | — | Sep 6, 2024 | Form 4 ↗ |
| MetLife Investment Management, LLC10% owner | Other | −1.0M | — | — | Sep 6, 2024 | Form 4 ↗ |
| MetLife Investment Management, LLC10% owner | Other | −160.0K | — | — | Sep 6, 2024 | Form 4 ↗ |
| Koudounis John S.Vice President | Sale | −912 | $14.19 | $13K | Dec 6, 2023 | Form 4 ↗ |
| Koudounis John S.Vice President | Sale | −9,476 | $14.16 | $134K | Dec 6, 2023 | Form 4 ↗ |
| Koudounis John S.Vice President | Sale | −1,731 | $14.18 | $25K | Dec 6, 2023 | Form 4 ↗ |
| Koudounis John S.Vice President | Sale | −1,191 | $14.17 | $17K | Dec 6, 2023 | Form 4 ↗ |
| Koudounis John S.Vice President | Sale | −100 | $14.17 | $1K | Dec 6, 2023 | Form 4 ↗ |
| MetLife Investment Management, LLC10% owner | Other | −652.0K | — | — | Sep 6, 2022 | Form 4 ↗ |
| THRIVENT FINANCIAL FOR LUTHERANS10% owner | Other | −180.0K | $25.01 | $4.5M | Sep 6, 2022 | Form 4 ↗ |
| MetLife Investment Management, LLC10% owner | Purchase | +320.0K | n/c | — | May 24, 2022 | Form 4 ↗ |
| MetLife Investment Management, LLC10% owner | Purchase | +600.0K | n/c | — | Aug 24, 2021 | Form 4 ↗ |
| Koudounis John S.Vice President | Purchase | +35 | $16.78 | $587 | Feb 12, 2021 | Form 4 ↗ |
| Koudounis John S.Vice President | Purchase | +187 | $16.78 | $3K | Feb 12, 2021 | Form 4 ↗ |
| Koudounis John S.Vice President | Purchase | +2,807 | $16.80 | $47K | Feb 12, 2021 | Form 4 ↗ |
| Koudounis John S.Vice President | Purchase | +615 | $16.79 | $10K | Feb 12, 2021 | Form 4 ↗ |
Fund Holders
Mutual funds and ETFs holding CSQ · SEC Form N-PORT
| Fund | Shares | Value | % of fund | As of |
|---|---|---|---|---|
| RiverNorth Opportunities Fund Inc. | 315.9K | $6.5M | 1.97% | Jun 30, 2026 |
| RiverNorth Active Income ETF Elevation Series Trust | 35.9K | $723K | 1.84% | Jul 31, 2026 |
Mutual funds and ETFs whose N-PORT filings list CSQ's shares (CUSIP 128125101), each fund at its latest report since Mar 7, 2026, largest positions first. Bonds, options and short positions are left out.
Activist & Passive Stakes
Schedule 13D / 13G beneficial-ownership filings
- Equitable Holdings, Inc.SCHEDULE 13G · passive (13G) · 1.2M shares19.9%
Sep 11, 2026 · ↗ - BlackRock Portfolio Management LLCSCHEDULE 13G · passive (13G) · 2.2M shares36.4%
Sep 8, 2026 · ↗ - The Lincoln National Life Insurance CompanySCHEDULE 13G · passive (13G) · 640.0K shares10.6%
Sep 8, 2026 · ↗ - MetLife Investment Management, LLCSCHEDULE 13G/A · passive (13G) · 0 shares0.0%
Sep 8, 2026 · ↗ - Apollo Management Holdings, L.P.SCHEDULE 13G/A · passive (13G) · 608.0K shares15.2%
Jul 28, 2026 · ↗ - Apollo Capital Management GP, LLCSCHEDULE 13G/A · passive (13G) · 608.0K shares15.2%
Jul 28, 2026 · ↗ - Apollo Capital Management, L.P.SCHEDULE 13G/A · passive (13G) · 608.0K shares15.2%
Jul 28, 2026 · ↗ - Apollo Life Asset GP, LLCSCHEDULE 13G/A · passive (13G) · 608.0K shares15.2%
Jul 28, 2026 · ↗ - Apollo Life Asset L.P.SCHEDULE 13G/A · passive (13G) · 608.0K shares15.2%
Jul 28, 2026 · ↗ - AISG GP Ltd.SCHEDULE 13G/A · passive (13G) · 608.0K shares15.2%
Jul 28, 2026 · ↗
Corporate Lobbying
Estimated quarterly lobbying spending reported under the LDA, filings naming CALAMOS STRATEGIC TOTAL RETURN FUND as client
No lobbying filings found naming CALAMOS STRATEGIC TOTAL RETURN FUND as the client.
Government Contracts
Federal awards to CALAMOS STRATEGIC TOTAL RETURN FUND · USAspending
No federal contract awards found for CALAMOS STRATEGIC TOTAL RETURN FUND.
U.S. Patents
Recent USPTO applications naming CALAMOS STRATEGIC TOTAL RETURN FUND
No USPTO patent applications found for CALAMOS STRATEGIC TOTAL RETURN FUND.
Annual Financials
From CSQ's 10-K filings · XBRL
No annual XBRL figures on record for CSQ. KeyVex's fundamentals cover about 130 large companies so far.
Stock Splits
Every split and reverse split in the price history
No stock splits in CSQ's price history.
Material Events (8-K)
Corporate events filed with the SEC
No 8-K filings on record.
About CALAMOS STRATEGIC TOTAL RETURN FUND
From SEC EDGAR company records
HeadquartersNAPERVILLE, IL
SEC CIK0001275214 ↗