S-4/A
File 333-257518
S-4/A
- Filing date
- 06 Oct 2021
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
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MicroAlgo Inc. reports
- Company location
- New York, NY
- Fiscal year end
- 31 December
Company
Names, identifiers, and filing context for this profile.
1 identity field
SEC filing record 1 source field available
MicroAlgo Inc. has filed 196 SEC EDGAR filings since 22 Jan 2020
SEC filing history
Showing 151-175 of 196 matching filings.
Per page
25
Current page
7
CORRESP
CORRESP filing
- Filing date
- 06 Oct 2021
- Reporting date
- Not listed
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SC 13G/A
File 005-92304
SCHEDULE 13G/A
- Filing date
- 28 Sep 2021
- Reporting date
- Not listed
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- Open document Open filing
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UPLOAD
UPLOAD filing
- Filing date
- 23 Sep 2021
- Reporting date
- Not listed
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CORRESP
CORRESP filing
- Filing date
- 03 Sep 2021
- Reporting date
- Not listed
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S-4/A
File 333-257518
S-4/A
- Filing date
- 03 Sep 2021
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
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10-Q
File 001-40024
10-Q
- Filing date
- 16 Aug 2021
- Reporting date
- 30 Jun 2021
- SEC evidence
- Open document Open filing Open XBRL
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UPLOAD
UPLOAD filing
- Filing date
- 13 Aug 2021
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
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SC 13G
File 005-92304
KARPUS INVESTMENT MGT / VENUS ACQUISITION -- 13G
- Filing date
- 09 Jul 2021
- Reporting date
- Not listed
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SC 13G
File 005-92304
SCHEDULE 13G
- Filing date
- 06 Jul 2021
- Reporting date
- Not listed
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S-4
File 333-257518
S-4
- Filing date
- 29 Jun 2021
- Reporting date
- Not listed
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8-K
File 001-40024
FORM 8-K
- Filing date
- 14 Jun 2021
- Reporting date
- 10 Jun 2021
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- Open document Open filing
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DEFA14A
File 001-40024
FORM 8-K
- Filing date
- 14 Jun 2021
- Reporting date
- Not listed
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SC 13G
File 005-92304
SCHEDULE 13G
- Filing date
- 11 Jun 2021
- Reporting date
- Not listed
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10-Q
File 001-40024
FORM 10-Q
- Filing date
- 17 May 2021
- Reporting date
- 31 Mar 2021
- SEC evidence
- Open document Open filing Open XBRL
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8-K/A
File 001-40024
8-K/A
- Filing date
- 17 May 2021
- Reporting date
- 11 Feb 2021
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- Open document Open filing
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8-K
File 001-40024
FORM 8-K
- Filing date
- 12 Apr 2021
- Reporting date
- 09 Apr 2021
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- Open document Open filing
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10-K
File 001-40024
FORM 10-K
- Filing date
- 30 Mar 2021
- Reporting date
- 31 Dec 2020
- SEC evidence
- Open document Open filing
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SC 13D
File 005-92304
SCHEDULE 13D
- Filing date
- 02 Mar 2021
- Reporting date
- Not listed
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3
3 filing
- Filing date
- 23 Feb 2021
- Reporting date
- 11 Feb 2021
- SEC evidence
- Open document Open filing
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8-K
File 001-40024
CURRENT REPORT
- Filing date
- 18 Feb 2021
- Reporting date
- 11 Feb 2021
- SEC evidence
- Open document Open filing
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3
3 filing
- Filing date
- 18 Feb 2021
- Reporting date
- 11 Feb 2021
- SEC evidence
- Open document Open filing
- Next action
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3
3 filing
- Filing date
- 18 Feb 2021
- Reporting date
- 11 Feb 2021
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
3
3 filing
- Filing date
- 18 Feb 2021
- Reporting date
- 11 Feb 2021
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
3
3 filing
- Filing date
- 18 Feb 2021
- Reporting date
- 11 Feb 2021
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing