LIFE SCIENCES RESEARCH INC

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

Letter from the SEC

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

No description available

Post Effective Amendment to S-8

Post Effective Amendment to S-8

8.01,9.01

No description available

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

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

No description available

Letter from the SEC

No description available

No description available

No description available

No description available

Correspondence with the SEC

1.01,8.01,9.01

Letter from the SEC

No description available

No description available

Letter from the SEC

No description available

No description available

8.01

Letter from the SEC

8.01

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

No description available

No description available

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

8.01

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

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

Entry into a Material Definitive Agreement

No description available

1.01,5.02

8.01

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

2.02,9.01

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

Other Events

Other Events

Other Events

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

Results of Operations and Financial Condition

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

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

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

Other Events

Letter from the SEC

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

Definitive Proxy Statement

Letter from the SEC

Correspondence with the SEC

Annual report pursuant to Section 13 or 15(d)

Other Events

Results of Operations and Financial Condition

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

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

Letter from the SEC

1.01,9.01

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

Other Events

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

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing

Registration of Securities on Exchange

1.01,5.02,9.01

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

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

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

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

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

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

Registration of Securities on Exchange

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)

Definitive Proxy Statement

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

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

Prospectus Supplement for Primary Offering

Definitive Proxy Statement

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Registration (IPO) statement under Securities Act of 1933

Definitive Proxy Statement

Written communication about a business combination transaction (Rule 425)

MICHAELSON RICHARD A

BALTHAZAR GABOR

SESAY YAYA

Junqueiras Afonso

BAKER ANDREW H

BAKER ANDREW H

Junqueiras Afonso

BALTHAZAR GABOR