Gigamon Inc.

Certification of termination of registration of a class of securities (Section 12(b))

Notice of Effectiveness

Notice of Effectiveness

1.02,2.01,3.01,3.03,5.01,5.02,5.03,8.01,9.01

Beneficial ownership report for a holder of more than 5% (Schedule 13D) (amendment)

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Notification of removal from listing and/or registration on a national securities exchange

Post-effective amendment to a registration statement

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Post Effective Amendment to S-8

Post-effective amendment to a registration statement

5.07

8.01,9.01

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

No description available

No description available

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

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

2.02,9.01

1.01,2.02,9.01

Additional Information for Proxy Statement/ Votes

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

Results of Operations and Financial Condition

Submission of Matters to a Vote of Security Holders

Specialized Disclosure Report

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

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

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

Results of Operations and Financial Condition

No description available

Annual report pursuant to Section 13 or 15(d)

1.01,2.03

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

2.02,5.02,9.01

Results of Operations and Financial Condition

2.02,9.01

5.02

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

Submission of Matters to a Vote of Security Holders

2.02,5.02,9.01

No description available

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

2.02,9.01

Submission of Matters to a Vote of Security Holders

Specialized Disclosure Report

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

Results of Operations and Financial Condition

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Annual report pursuant to Section 13 or 15(d)

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

5.02

2.02,9.01

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

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

No description available

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

Annual Report Scanned (Paper)

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

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

Annual report pursuant to Section 13 or 15(d)

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

Letter from the SEC

Correspondence with the SEC

Correspondence with the SEC

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

Correspondence with the SEC

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

Letter from the SEC

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

Annual Report Scanned (Paper)

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

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

Annual report pursuant to Section 13 or 15(d)

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

Prospectus Supplement with Pricing Information

Notice of Effectiveness

Amended Initial Registration Statement

Registration (IPO) statement under Securities Act of 1933

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

No description available

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

Correspondence with the SEC

Correspondence with the SEC

No description available

Correspondence with the SEC

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

SWITZ ROBERT E

Ho Ted C

Dempsey Joan Avalyn

Zamarian Dario

RUETTGERS MICHAEL C

Shinn Paul B

Sambandan Sachi

Mulloy Corey

MILBURY PAUL J

Merchant Shehzad

KISPERT JOHN H

JACKSON REX S

Hooper Paul

COVIELLO ARTHUR W JR

Barker Burney

Shinn Paul B

Barker Burney

Merchant Shehzad

Sambandan Sachi