Official SEC submissions

Calamos Convertible Opportunities and Income Fund SEC Filings

Calamos Convertible Opportunities and Income Fund (CHI) SEC filings, periodic r…

Direct answer

Calamos Convertible Opportunities and Income Fund's latest SEC filing is 4.

It was filed on August 26, 2026, and 40 recent filings are available.

Each row links directly to the SEC document and filing index.

Official SEC EDGAR submissions

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Recent SEC filings

Insider transaction

Filed: 2026-08-26

Report date: 2026-08-24

FORM 4

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Insider transaction

Filed: 2026-08-26

Report date: 2021-08-24

PRIMARY DOCUMENT

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DEF 14A

Proxy statement

Filed: 2026-05-11

Report date: 2026-06-23

DEF 14A

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Insider transaction

Filed: 2025-08-11

Report date: 2025-08-11

PRIMARY DOCUMENT

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DEF 14A

Proxy statement

Filed: 2025-05-12

Report date: 2025-06-23

DEF 14A

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SC 13G

Ownership report

Filed: 2024-10-07

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Insider transaction

Filed: 2024-09-11

Report date: 2024-09-09

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SC 13G

Ownership report

Filed: 2024-08-30

SC 13G

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8-K

Current report

Filed: 2024-05-14

Report date: 2024-05-14

FORM 8-K

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DEF 14A

Proxy statement

Filed: 2024-05-14

Report date: 2024-06-26

DEF 14A

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Insider transaction

Filed: 2024-02-16

Report date: 2024-02-15

PRIMARY DOCUMENT

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Insider transaction

Filed: 2023-06-01

Report date: 2023-05-31

PRIMARY DOCUMENT

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DEF 14A

Proxy statement

Filed: 2023-05-08

Report date: 2023-06-20

DEF 14A

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SC 13G

Ownership report

Filed: 2022-06-10

SC 13G

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SC 13G

Ownership report

Filed: 2022-06-10

SC 13G

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Insider transaction

Filed: 2022-05-26

Report date: 2022-05-24

FORM 4

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DEF 14A

Proxy statement

Filed: 2022-05-11

Report date: 2022-06-28

DEF 14A

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SC 13G

Ownership report

Filed: 2021-10-15

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8-K

Current report

Filed: 2021-08-26

Report date: 2021-08-23

FORM 8-K

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DEF 14A

Proxy statement

Filed: 2021-05-12

Report date: 2021-06-29

DEF 14A

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8-K

Current report

Filed: 2021-01-12

Report date: 2021-01-12

8-K

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Insider transaction

Filed: 2020-12-18

Report date: 2020-12-18

PRIMARY DOCUMENT

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DEF 14A

Proxy statement

Filed: 2020-05-14

Report date: 2020-06-29

DEF 14A

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Insider transaction

Filed: 2020-02-10

Report date: 2020-02-07

PRIMARY DOCUMENT

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Insider transaction

Filed: 2019-12-20

Report date: 2019-12-19

PRIMARY DOCUMENT

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DEF 14A

Proxy statement

Filed: 2019-05-24

Report date: 2019-07-09

DEF 14A

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DEF 14A

Proxy statement

Filed: 2018-05-14

Report date: 2018-06-28

DEF 14A

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SC 13G/A

Ownership report

Filed: 2018-01-30

AMENDED SCHEDULE 13G

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SC 13D

Ownership report

Filed: 2017-09-15

JOINT FILING

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DEF 14A

Proxy statement

Filed: 2017-05-04

Report date: 2017-06-20

DEF 14A

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Insider transaction

Filed: 2017-01-25

Report date: 2017-01-23

PRIMARY DOCUMENT

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SC 13G/A

Ownership report

Filed: 2017-01-23

AMENDED SCHEDULE 13G

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Insider transaction

Filed: 2016-11-22

Report date: 2016-11-21

PRIMARY DOCUMENT

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DEF 14A

Proxy statement

Filed: 2016-05-10

Report date: 2016-06-30

DEF 14A

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Insider transaction

Filed: 2016-03-02

Report date: 2016-03-01

PRIMARY DOCUMENT

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SC 13G/A

Ownership report

Filed: 2016-01-20

AMENDED SCHEDULE 13G

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DEF 14A

Proxy statement

Filed: 2015-06-04

Report date: 2015-07-16

DEF 14A

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SC 13G/A

Ownership report

Filed: 2015-02-03

AMENDED SCHEDULE 13G

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DEF 14A

Proxy statement

Filed: 2014-05-23

Report date: 2014-06-25

DEF 14A

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SC 13G/A

Ownership report

Filed: 2014-01-29

AMENDED SCHEDULE 13G

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Verified data

Recent filing categories: 4
Recent filings: 40
SEC CIK: 0001171471
Latest filing date: August 26, 2026

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