TransDigm Group INC

Entry into a Material Definitive Agreement

Other Events

Other Events

Regulation FD Disclosure

Regulation FD Disclosure

Regulation FD Disclosure

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Other Events

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Other Events

Specialized Disclosure Report

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Entry into a Material Definitive Agreement

Regulation FD Disclosure

Results of Operations and Financial Condition

Other Events

Submission of Matters to a Vote of Security Holders

Entry into a Material Definitive Agreement

Regulation FD Disclosure

Regulation FD Disclosure

General form for quarterly reports under Section 13 or 15(d)

Results of Operations and Financial Condition

Annual Report Scanned (Paper)

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Specialized Disclosure Report

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Annual Report Scanned (Paper)

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Specialized Disclosure Report

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Annual Report Scanned (Paper)

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Specialized Disclosure Report

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Annual Report Scanned (Paper)

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Definitive Proxy Statement

Specialized Disclosure Report

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Annual report pursuant to Section 13 or 15(d) (amendment)

Notice of Effectiveness

Prospectus Supplement for Primary Offering

Correspondence with the SEC

Letter from the SEC

Registration statement under Securities Act of 1933

Specialized Disclosure Report

Additional Information for Proxy Statement/ Votes

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Specialized Disclosure Report

Definitive Proxy Statement

Prospectus Supplement for Primary Offering

Notice of Effectiveness

Correspondence with the SEC

Letter from the SEC

Registration statement under Securities Act of 1933

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Definitive Proxy Statement

Notice of Effectiveness

Prospectus Supplement for Primary Offering

Correspondence with the SEC

Letter from the SEC

Registration statement under Securities Act of 1933

Prospectus Supplement for Primary Offering

Notice of Effectiveness

Registration statement under Securities Act of 1933 (amendment)

Definitive Proxy Statement

Registration statement under Securities Act of 1933

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Notice of Effectiveness

Prospectus Supplement for Primary Offering

Registration statement under Securities Act of 1933

Notice of Effectiveness

Prospectus Supplement for Primary Offering

Definitive Proxy Statement

Registration statement under Securities Act of 1933 (amendment)

Definitive Proxy Statement

Definitive Proxy Statement

SMALL ROBERT J

BARR DAVID

SMALL ROBERT J

HENNESSY SEAN P

Graff Michael

Howley W Nicholas

Palmer Peter

Santana Michele

CRONIN JANE M.

Krasik Irina Igorevna

MCCULLOUGH GARY E

Reiss Joel

Reiss Joel

Howley W Nicholas

Reiss Joel

Stein Kevin M

Krasik Irina Igorevna

Reiss Joel

Howley W Nicholas

Reiss Joel