Castellum, Inc.

Q: Jun 30 2026

Q: Mar 31 2026

FY: Dec 31 2025

Q: Sep 30 2025

Q: Jun 30 2025

Q: Mar 31 2025

FY: Dec 31 2024

Q: Sep 30 2024

Q: Jun 30 2024

Q: Mar 31 2024

FY: Dec 31 2023

Q: Sep 30 2023

Q: Jun 30 2023

Q: Mar 31 2023

FY: Dec 31 2022

Q: Sep 30 2022

Other Events

Other Events

Results of Operations and Financial Condition

Other Events

Entry into a Material Definitive Agreement

Other Events

Other Events

Submission of Matters to a Vote of Security Holders

Regulation FD Disclosure

Results of Operations and Financial Condition

Other Events

Results of Operations and Financial Condition

Other Events

Other Events

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Other Events

Results of Operations and Financial Condition

Other Events

Other Events

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Notice of Effectiveness

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Prospectus Supplement for Delayed or Continuous Offering

Notice of Effectiveness

Registration statement under Securities Act of 1933

Prospectus Supplement for Primary Offering

Notice of Effectiveness

Registration statement under Securities Act of 1933

Prospectus Supplement with Pricing Information

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

No description available

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

MARTIN TAMMY L

Ives Glen R

Merriman Andrew

Bell David T

Merriman Andrew

Merriman Andrew

Ives Glen R

MARTIN TAMMY L

Bell David T

Merriman Andrew

MARTIN TAMMY L

Bell David T

McMillen Charles Thomas

Merriman Andrew

Ives Glen R

Ives Glen R

McMillen Charles Thomas

Merriman Andrew

McMillen Charles Thomas

MARTIN TAMMY L

Correspondence with the SEC

Letter from the SEC

Letter from the SEC

Correspondence with the SEC

Definitive information statement

Correspondence with the SEC

Letter from the SEC

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Letter from the SEC

Letter from the SEC

No description available

Draft registration statement (confidential submission) (amendment)

Letter from the SEC

Draft registration statement (confidential submission)