GAGNON SECURITIES LLC SEC filing history

69 indexed filings. This is the filing history currently indexed by PortfolioSavvy, which may not include every SEC submission.

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SEC filing history

Showing 1โ€“25 of 69 matching filings.

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SCHEDULE 13G

SCHEDULE 13G filing

Filing date
27 Aug 2026
Reporting date
Not listed
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SCHEDULE 13G/A

SCHEDULE 13G/A filing

Filing date
07 Aug 2026
Reporting date
Not listed
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13F-HR

13F-HR filing

Filing date
05 Aug 2026
Reporting date
30 Jun 2026
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13F-HR

13F-HR filing

Filing date
22 Apr 2026
Reporting date
31 Mar 2026
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SCHEDULE 13G

SCHEDULE 13G filing

Filing date
08 Apr 2026
Reporting date
Not listed
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13F-HR

13F-HR filing

Filing date
13 Feb 2026
Reporting date
31 Dec 2025
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SCHEDULE 13G/A

SCHEDULE 13G/A filing

Filing date
12 Feb 2026
Reporting date
Not listed
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SCHEDULE 13G/A

SCHEDULE 13G/A filing

Filing date
12 Feb 2026
Reporting date
Not listed
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SCHEDULE 13G/A

SCHEDULE 13G/A filing

Filing date
12 Feb 2026
Reporting date
Not listed
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SCHEDULE 13G/A

SCHEDULE 13G/A filing

Filing date
12 Feb 2026
Reporting date
Not listed
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SCHEDULE 13G

SCHEDULE 13G filing

Filing date
17 Nov 2025
Reporting date
Not listed
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SCHEDULE 13G/A

SCHEDULE 13G/A filing

Filing date
14 Nov 2025
Reporting date
Not listed
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13F-HR

13F-HR filing

Filing date
03 Nov 2025
Reporting date
30 Sep 2025
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SCHEDULE 13G/A

SCHEDULE 13G/A filing

Filing date
24 Oct 2025
Reporting date
Not listed
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SCHEDULE 13G

SCHEDULE 13G filing

Filing date
24 Jul 2025
Reporting date
Not listed
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13F-HR

13F-HR filing

Filing date
23 Jul 2025
Reporting date
30 Jun 2025
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SCHEDULE 13G

SCHEDULE 13G filing

Filing date
15 May 2025
Reporting date
Not listed
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13F-HR

13F-HR filing

Filing date
09 May 2025
Reporting date
31 Mar 2025
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13F-HR

13F-HR filing

Filing date
24 Jan 2025
Reporting date
31 Dec 2024
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SCHEDULE 13G/A

SCHEDULE 13G/A filing

Filing date
23 Jan 2025
Reporting date
Not listed
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SCHEDULE 13G/A

SCHEDULE 13G/A filing

Filing date
23 Jan 2025
Reporting date
Not listed
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SCHEDULE 13G/A

SCHEDULE 13G/A filing

Filing date
23 Jan 2025
Reporting date
Not listed
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13F-HR

13F-HR filing

Filing date
12 Nov 2024
Reporting date
30 Sep 2024
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13F-HR

13F-HR filing

Filing date
14 Aug 2024
Reporting date
30 Jun 2024
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13F-HR

13F-HR filing

Filing date
13 May 2024
Reporting date
31 Mar 2024
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