RESEARCH FRONTIERS INC reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Woodbury, NY
SEC filing record 1 source field available
Fiscal year end
31 December
RESEARCH FRONTIERS INC has filed 902 SEC EDGAR filings since 14 Aug 1995

SEC filing history

Showing 76-100 of 550 matching filings.

Per page
25
Current page
4
SC 13G/A File 005-38016

SC 13G/A filing

Filing date
12 Jul 2021
Reporting date
Not listed
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8-K File 000-14893

8-K filing

Filing date
10 Jun 2021
Reporting date
10 Jun 2021
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10-Q File 000-14893

10-Q filing

Filing date
10 May 2021
Reporting date
31 Mar 2021
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DEF 14A File 000-14893

DEF 14A filing

Filing date
29 Apr 2021
Reporting date
29 Apr 2021
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SC 13G/A File 005-38016

AMENDMENT NO. 6 TO SCHEDULE 13G

Filing date
15 Mar 2021
Reporting date
Not listed
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10-K File 000-14893

10-K filing

Filing date
11 Mar 2021
Reporting date
31 Dec 2020
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SC 13G File 005-38016

SC 13G filing

Filing date
02 Feb 2021
Reporting date
Not listed
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SC 13G/A File 005-38016

AMENDMENT NO. 5 TO SCHEDULE 13G

Filing date
25 Jan 2021
Reporting date
Not listed
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8-K File 000-14893

8-K filing

Filing date
13 Jan 2021
Reporting date
12 Jan 2021
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4

4 filing

Filing date
04 Jan 2021
Reporting date
31 Dec 2020
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4

4 filing

Filing date
04 Jan 2021
Reporting date
31 Dec 2020
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4

4 filing

Filing date
04 Jan 2021
Reporting date
31 Dec 2020
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4

4 filing

Filing date
04 Jan 2021
Reporting date
31 Dec 2020
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4

4 filing

Filing date
04 Jan 2021
Reporting date
31 Dec 2020
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3/A

3/A filing

Filing date
04 Jan 2021
Reporting date
17 Aug 2020
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8-K File 000-14893

8-K filing

Filing date
04 Dec 2020
Reporting date
04 Dec 2020
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10-Q File 000-14893

10-Q filing

Filing date
05 Nov 2020
Reporting date
30 Sep 2020
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SC 13G/A File 005-38016

AMENDMENT NO 4 TO SC 13G

Filing date
27 Aug 2020
Reporting date
Not listed
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4

FORM 4 SUBMISSION

Filing date
27 Aug 2020
Reporting date
25 Aug 2020
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3

3 filing

Filing date
18 Aug 2020
Reporting date
17 Aug 2020
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8-K File 000-14893

8-K filing

Filing date
17 Aug 2020
Reporting date
17 Aug 2020
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4

FORM 4 SUBMISSION

Filing date
11 Aug 2020
Reporting date
07 Aug 2020
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10-Q File 000-14893

10-Q filing

Filing date
06 Aug 2020
Reporting date
30 Jun 2020
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8-K File 000-14893

8-K filing

Filing date
04 Aug 2020
Reporting date
03 Aug 2020
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4

FORM 4 SUBMISSION

Filing date
30 Jul 2020
Reporting date
28 Jul 2020
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