SPIRE Corp

Notice under Rule 12b25 of inability to timely file all or part of a Form 10-K, 10-KSB, or 10-KT for period ending 2015-12-31

Notice under Rule 12b25 of inability to timely file all or part of a form 10-Q or 10-QSB for period ending 2015-09-30

Notice under Rule 12b25 of inability to timely file all or part of a form 10-Q or 10-QSB for period ending 2015-06-30

Notice under Rule 12b25 of inability to timely file all or part of a form 11-K for period ending 2014-12-31

Notice under Rule 12b25 of inability to timely file all or part of a form 10-Q or 10-QSB for period ending 2015-03-31

Notice under Rule 12b25 of inability to timely file all or part of a Form 10-K, 10-KSB, or 10-KT for period ending 2014-12-31

Quarterly Report for period ending 2014-09-30

Quarterly Report for period ending 2014-06-30

Quarterly Report for period ending 2014-03-31

Annual Report for period ending 2013-12-31

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

Current report filing

None

Specialized Disclosure Report filed pursuant to Section 1502 of the Dodd-Frank Wall Street Reform and Consumer Protection Act relating to the use of conflict minerals (Rule 13p-1)

Annual report of employee stock purchase, savings and similar plans

Specialized Disclosure Report filed pursuant to Section 1502 of the Dodd-Frank Wall Street Reform and Consumer Protection Act relating to the use of conflict minerals (Rule 13p-1)

Annual report to security holders

Notification filed by national security exchange to report the removal from listing and registration of matured, redeemed or retired securities

Annual report of employee stock purchase, savings and similar plans

Annual report to security holders

Annual report of employee stock purchase, savings and similar plans

Annual report to security holders

VIRTU AMERICAS LLC: Major Shareholders

LIPINSKI DAVID R: Statement of changes in beneficial ownership of securities

LITTLE MARK C: Statement of changes in beneficial ownership of securities

HENSELER UDO: Statement of changes in beneficial ownership of securities

LITTLE ROGER G: Statement of changes in beneficial ownership of securities

REDMOND ROGER: Statement of changes in beneficial ownership of securities

ROYCE & ASSOCIATES LLC: Major Shareholders

REDMOND ROGER: Statement of changes in beneficial ownership of securities

HENSELER UDO: Statement of changes in beneficial ownership of securities

LITTLE ROGER G: Statement of changes in beneficial ownership of securities

Initial registration statement for securities to be offered to employees pursuant to employee benefit plans

Prospectus filed pursuant to Rule 424(b)(3)

Registration statement for specified transactions by certain issuers

Initial registration statement for securities to be offered to employees pursuant to employee benefit plans

Prospectus filed pursuant to Rule 424(b)(3)

Registration statement for specified transactions by certain issuers

Initial registration statement for securities to be offered to employees pursuant to employee benefit plans

Registration Withdrawal Request

Initial registration statement for securities to be offered to employees pursuant to employee benefit plans

Definitive proxy statements

Definitive proxy statements

Definitive proxy statements

Definitive proxy statements

Definitive proxy statements

Definitive proxy statements

Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.

Definitive proxy statements

Definitive proxy statements

Definitive proxy statements