- 26 Aug 2026 Form 3 Insider Report for CALAMOS STRATEGIC TOTAL RETURN FUND (CSQ)

Reporting relationship: 10%+ Owner
Issuer ticker: CSQ
Reported as of: 26 Aug 2026
Net transaction value: $0
SEC form: 3
Accepted by SEC: 03 Sep 2026, 09:44:29 UTC
Prior SEC filing: 27 Feb 2026
Source filing: View source filing
Reporting owner signature: The Lincoln National Life Insurance Company, /s/ Zachary Illig, **Zachary Illig, Assistant Vice President

Key filing fact

LINCOLN NATIONAL LIFE INSURANCE CO /IN/ filed Form 3 for CALAMOS STRATEGIC TOTAL RETURN FUND (CSQ) on 03 Sep 2026.

Key facts

This page summarizes LINCOLN NATIONAL LIFE INSURANCE CO /IN/'s Form 3 filing for CALAMOS STRATEGIC TOTAL RETURN FUND (CSQ).
0 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 03 Sep 2026, 09:44.

Change

Previous filing in this sequence was filed on 27 Feb 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Official SEC source

Ownership activity is grounded in SEC Form 3 disclosures.

View source filing

Reporting Owners (1)

CIK 0000726865 Primary reporting owner

LINCOLN NATIONAL LIFE INSURANCE CO /IN/

Relationship: 10%+ Owner
Address: 1301 SOUTH HARRISON STREET, FORT WAYNE
Signature: The Lincoln National Life Insurance Company, /s/ Zachary Illig, **Zachary Illig, Assistant Vice President
Signature date: 02 Sep 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CSQ holding

Series H Mandatory Redeemable Preferred Shares

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 560,000
Date: 26 Aug 2026
Ownership: Direct

CSQ holding

Series H Mandatory Redeemable Preferred Shares

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 80,000
Date: 26 Aug 2026
Ownership: Held of record by Lincoln Life & Annuity Company of New York, an affiliated insurance company under

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

SEC remarks

The amount reported reflects the aggregate Series H Mandatory Redeemable Preferred Shares of Calamos Strategic Total Return Fund held by the Reporting Person together with its affiliate, Lincoln Life & Annuity Company of New York, as described in Table I above. The aggregate holdings of these affiliated insurance companies exceed 10% of the Series H Mandatory Redeemable Preferred Shares outstanding, triggering this Form 3 under Section 30(h) of the Investment Company Act of 1940.