Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Exton, PA
SEC filing record 1 source field available
Fiscal year end
30 September
INNOVATIVE SOLUTIONS & SUPPORT INC has filed 934 SEC EDGAR filings since 09 May 2000

SEC filing history

Showing 1-25 of 606 matching filings.

Per page
25
Current page
1
4

OWNERSHIP DOCUMENT

Filing date
21 May 2026
Reporting date
20 May 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
20 May 2026
Reporting date
18 May 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
20 May 2026
Reporting date
18 May 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4/A

OWNERSHIP DOCUMENT

Filing date
01 May 2026
Reporting date
17 Feb 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4/A

OWNERSHIP DOCUMENT

Filing date
01 May 2026
Reporting date
17 Feb 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
20 Apr 2026
Reporting date
16 Apr 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
20 Apr 2026
Reporting date
16 Apr 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
20 Apr 2026
Reporting date
16 Apr 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
20 Apr 2026
Reporting date
16 Apr 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
20 Apr 2026
Reporting date
16 Apr 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
20 Apr 2026
Reporting date
16 Apr 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
10 Apr 2026
Reporting date
08 Apr 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
02 Apr 2026
Reporting date
31 Mar 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
DEF 14A File 001-41503

DEF 14A

Filing date
13 Mar 2026
Reporting date
16 Apr 2026
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
24 Feb 2026
Reporting date
22 Feb 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
20 Feb 2026
Reporting date
18 Feb 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
20 Feb 2026
Reporting date
18 Feb 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
EFFECT File 333-290859

EFFECT filing

Filing date
19 Feb 2026
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
19 Feb 2026
Reporting date
17 Feb 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
19 Feb 2026
Reporting date
17 Feb 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
4

OWNERSHIP DOCUMENT

Filing date
19 Feb 2026
Reporting date
17 Feb 2026
SEC evidence
Open document Open filing
Next action
Verify source filing
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .