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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 10-C
REPORT BY ISSUER OF SECURITIES QUOTED ON NASDAQ
INTERDEALER QUOTATION SYSTEM
Filed pursuant to Section 13 or 15(d) of the
Securities Exchange Act of 1934 and Rule 13a-17 or 15d-17 thereunder
ICOS CORPORATION
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(Exact name of issuer as specified in charter)
22021 20th Avenue SE, Bothell, Washington 98021
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(Address of principal executive offices)
Issuer's telephone number, including area code (206) 485-1900
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I. CHANGE IN NUMBER OF SHARES OUTSTANDING
Indicate any change (increase or decrease) of 5% or more in the number of
shares outstanding:
1. Title of security Common Stock ($.01 par value)
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2. Number of shares outstanding before the change 38,314,322
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3. Number of shares outstanding after the change 39,214,322
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4. Effective date of change May 15, 1996
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5. Method of change:
Specify method (such as merger, acquisition, exchange, distribution, stock
split, reverse split, acquisition of stock for treasury, etc.)
Public Offering of Common Stock
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Give brief description of transaction
Public sales of 900,000 shares of Common Stock under Form S-3 Registration
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Statement
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II. CHANGE IN NAME OF ISSUER
1. Name prior to change Not Applicable
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2. Name after change
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3. Effective date of charter amendment changing name
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4. Date of shareholder approval of change, if required
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Date: May 15, 1996
ICOS CORPORATION
(registrant)
By /s/ HOWARD S. MENDELSOHN
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Howard S. Mendelsohn
Chief Accounting Officer
