AEROGEN INC

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

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

No description available

No description available

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

1.01,9.01

Additional Information for Proxy Statement/ Votes

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

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

3.01

Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers

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

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

1.01,5.02,9.01

1.01,3.01,9.01

2.02,9.01

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

Other Events

8.01,9.01

1.01,3.01,5.02,9.01

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

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

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

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

Annual report pursuant to Section 13 or 15(d)

Letter from the SEC

Notification of late filing of Form 10-K

8.01,9.01

Results of Operations and Financial Condition

Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers

Prospectus Supplement for Primary Offering

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

2.02,9.01

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

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Registration statement under Securities Act of 1933 (amendment)

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

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

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933 (amendment)

12

Registration statement under Securities Act of 1933 (amendment)

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

Registration statement under Securities Act of 1933

5,7

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

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

12

FILED AS OF DATE: 20040426

Definitive Proxy Statement

Annual report pursuant to Section 13 or 15(d)

06

Preliminary Proxy Statement

Notification of late filing of Form 10-K

5,7

FILED AS OF DATE: 20040206

5,7

Registration statement under Securities Act of 1933

06

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

Registration statement under Securities Act of 1933 (amendment)

12

Registration statement under Securities Act of 1933

Definitive Proxy Statement

06

Preliminary Proxy Statement

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 pursuant to Section 13 or 15(d)

Annual Report Scanned (Paper)

Definitive Proxy Statement

Preliminary Proxy Statement

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

Definitive Proxy Statement

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

Post-effective amendment filed solely to add exhibits

Prospectus filed under Rule 424(b)(1)

Amended Initial Registration Statement

PROMED OFFSHORE FUND II, LTD;PROMED MANAGEMENT INC;PROMED OFFSHORE FUND, LTD;PROMED PARTNERS II LP;PROMED PARTNERS L P;PROMED ASSET MANAGEMENT, LLC;KUROKAWA BARRY;Musket David B

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PROMED OFFSHORE FUND II, LTD;PROMED MANAGEMENT INC;PROMED PARTNERS II LP;PROMED PARTNERS L P;PROMED ASSET MANAGEMENT, LLC;KUROKAWA BARRY;Musket David B;PROMED OFFSHORE FUND, LTD

PROMED PARTNERS II LP;PROMED PARTNERS L P;PROMED ASSET MANAGEMENT, LLC;KUROKAWA BARRY;Musket David B;PROMED OFFSHORE FUND II, LTD;PROMED MANAGEMENT INC;PROMED OFFSHORE FUND, LTD

PROMED OFFSHORE FUND, LTD;PROMED OFFSHORE FUND II, LTD;PROMED PARTNERS L P;PROMED ASSET MANAGEMENT, LLC;KUROKAWA BARRY;PROMED MANAGEMENT INC;PROMED PARTNERS II LP;Musket David B

IVRI YEHUDA

PROMED OFFSHORE FUND II, LTD;PROMED OFFSHORE FUND, LTD;PROMED MANAGEMENT INC;PROMED PARTNERS II LP;PROMED PARTNERS L P;PROMED ASSET MANAGEMENT, LLC;KUROKAWA BARRY;Musket David B

PROMED OFFSHORE FUND, LTD;PROMED MANAGEMENT INC;PROMED PARTNERS II LP;PROMED PARTNERS L P;PROMED ASSET MANAGEMENT, LLC;KUROKAWA BARRY;Musket David B;PROMED OFFSHORE FUND II, LTD

PROMED OFFSHORE FUND II, LTD;PROMED OFFSHORE FUND, LTD;PROMED MANAGEMENT INC;PROMED PARTNERS II LP;PROMED PARTNERS L P;PROMED ASSET MANAGEMENT, LLC;KUROKAWA BARRY;Musket David B