<PAGE> 1
Prospectus Supplement No. 1
to Prospectus dated May 12, 1999
Filed Pursuant to Rule 424B(3)
File No. 333-75645
ALKERMES, INC.
3,680,508 SHARES OF COMMON STOCK
This Prospectus Supplement supplements information contained in that
certain Prospectus of Alkermes, Inc. (the "Company") dated May 12, 1999 (the
"Prospectus") relating to the potential resale from time to time of Common
Stock, par value $.01 per share (the "Common Stock") issued upon consummation of
the merger between the Company's subsidiary and Advanced Inhalation Research,
Inc. This Prospectus Supplement is not complete without, and may not be
delivered or utilized except in connection with, the Prospectus, including any
amendments or supplements thereto. Capitalized terms used herein but not defined
have the meanings assigned to such terms in the Prospectus.
The following table supplements the information set forth in the Prospectus
under the caption "Selling Shareholders" with respect to the Selling
Shareholders and the respective number of shares of Common Stock that may be
sold by the Selling Shareholders pursuant to this Prospectus, as amended or
supplemented:
<TABLE>
<CAPTION>
NUMBER OF
SHARES OF
COMMON STOCK
BENEFICIALLY
AS OF JUNE 24, 1999 OWNED AND PERCENTAGE OF
SHARES THAT ARE THAT MAY BE OUTSTANDING
NOT SUBJECT TO SOLD SUBJECT COMMON STOCK
NAME RESTRICTION TO VESTING AS OF JUNE 24, 1999(1)
---- ----------- ---------- -------------------
<S> <C> <C> <C>
ANCHOR VENTURE TRUST 1,974 1,974 *
JAMES BAILEY 986 986 *
BANCBOSTON 19,732 19,732 *
INVESTMENTS, INC.
BANKAMERICA CAPITAL 29,597 29,597 *
CORPORATION
JONAS BRACHFELD 2,959 2,959 *
WILLIAM K. BRYANT 1,480 1,480 *
EDWARD N. GADSBY, JR. 493 493 *
BROWN BROTHERS U/W 4,933 4,933 *
GEORGE P. GARDNER
GEORGE LUCAS (GI. 9,866 9,866 *
INVESTMENTS)
</TABLE>
<PAGE> 2
<TABLE>
<CAPTION>
NUMBER OF
SHARES OF
COMMON STOCK
BENEFICIALLY
AS OF JUNE 24, 1999 OWNED AND PERCENTAGE OF
SHARES THAT ARE THAT MAY BE OUTSTANDING
NOT SUBJECT TO SOLD SUBJECT COMMON STOCK
NAME RESTRICTION TO VESTING AS OF JUNE 24, 1999(1)
---- ----------- ---------- -------------------
<S> <C> <C> <C>
RIHT TRUSTEE FOR 4,933 4,933 *
MARGARET H. GODDARD
GUARANTEE & TRUST FBO 493 493 *
SAUL B. GOODMAN IRA
ADALINE HAVEMEYER 741 741 *
RAND TRUST FBO RS.
PERKINS
ADALINE HAVEMEYER 741 741 *
RAND TRUST FBO T.H.
PERKINS
ADALINE HAVEMEYER 741 741 *
RAND TRUST FBO S.H.
PERKINS
ADALINE HAVEMEYER 741 741 *
RAND TRUST FBO J.S.
PERKINS
R.K. HOPKINS 741 741 *
PETER JOERS II 165 165 *
MITCHELL KAPOR 7,893 7,893 *
RICHARD A. KNOBELMAN 493 493 *
ERIC LAGEMANN FBO 986 986 *
KAREN L. BACON
ERIC LAGEMANN FBO 986 986 *
DEREK LAGEMANN
ERIC LAGEMANN FBO 690 690 *
PETER J. LAGEMANN
ERIC LAGEMANN FBO 493 493 *
RAMANA LAGEMANN
TRUSTEES OF THE 29,597 29,597 *
LAWRENCEVILLE SCHOOL
LIFESPAN CORPORATION 19,732 19,732 *
BOSTON SAFE FOR MEAD 59,194 59,194 *
RETIREMENT
</TABLE>
<PAGE> 3
<TABLE>
<CAPTION>
NUMBER OF
SHARES OF
COMMON STOCK
BENEFICIALLY
AS OF JUNE 24, 1999 OWNED AND PERCENTAGE OF
SHARES THAT ARE THAT MAY BE OUTSTANDING
NOT SUBJECT TO SOLD SUBJECT COMMON STOCK
NAME RESTRICTION TO VESTING AS OF JUNE 24, 1999(1)
---- ----------- ---------- -------------------
<S> <C> <C> <C>
NEW ENGLAND AQUARIUM 4,933 4,933 *
ONE & CO. (WELCH & 1,974 1,974 *
FORBES)
SEAN M. O'SULLIVAN 4,933 4,933 *
REVOCABLE LIVING TRUST
PA STATE EMPLOYEES' 147,989 147,989 *
RETIREMENT SYSTEM
ELEANOR P. PARKER 1,974 1,974 *
TRUST FBO CAROLINE P.
HUBER
ELEANOR P. PARKER 1,974 1,974 *
TRUST FBO FRANKLIN E.
PARKER
ELEANOR P. PARKER 1,974 1,974 *
TRUST FBO LAURA P. PRICE
FRANKLIN E. PARKER 1,974 1,974 *
MARGARET H. PARKER 1,974 1,974 *
MARGARET P. PARKER 1,974 1,974 *
MARY R. PARKER 1,974 1,974 *
THE PHOENIX INSURANCE 1,184 1,184 *
COMPANY
POMONA COLLEGE 49,331 49,331 *
ELLEN POSS 1,974 1,974 *
BENEFIT CAPITAL FOR 49,331 49,331 *
PRUDENTIAL INSURANCE
COMPANY
ROSENKRANZ FAMILY 2,959 2,959 *
TRUST
SAN FRANCISCO 78,926 78,926 *
EMPLOYEES' RETIREMENT
SYSTEM
BRUCE SILVERSTEIN 165 165 *
</TABLE>
<PAGE> 4
<TABLE>
<CAPTION>
NUMBER OF
SHARES OF
COMMON STOCK
BENEFICIALLY
AS OF JUNE 24, 1999 OWNED AND PERCENTAGE OF
SHARES THAT ARE THAT MAY BE OUTSTANDING
NOT SUBJECT TO SOLD SUBJECT COMMON STOCK
NAME RESTRICTION TO VESTING AS OF JUNE 24, 1999(1)
---- ----------- ---------- -------------------
<S> <C> <C> <C>
DAVID SKOK 986 986 *
LOUISE GROBE SNYDER 2,467 2,467 *
THE TRAVELERS 8,683 8,683 *
INDEMNITY COMPANY
THE TRAVELERS 8,880 8,880 *
INSURANCE COMPANY
THE TRAVELERS LIFE AND 986 986 *
ANNUITY COMPANY
TRUST ALVANT VADUZ 4,933 4,933 *
(LIECHTENSTEIN)
BSD & T FOR US WEST 22,199 22,199 *
BENEFIT ASSURANCE
TRUST
BSD & T FOR US WEST 125,790 125,790 *
PENSION TRUST
UNIVERSITY OF VIRGINIA 29,597 29,597 *
WALTON INVESTMENT, 19,732 19,732 *
LLC
CHARLES WATTS 165 165 *
A & C PST FBO BRION 239 239 *
APPLEGATE
STEPHEN ARNOLD 2,815 2,815 *
JOEL BEHR 239 239 *
DAVID M. BEIRNE 953 953 *
ROBERT L. BIRNBAUM 953 953 *
VAUGHN D. BRYSON 953 953 *
CRAIG L. BURR'S 1981 953 953 *
CHILDREN'S TRUST
CRAIG L. BURR 953 953 *
</TABLE>
<PAGE> 5
<TABLE>
<CAPTION>
NUMBER OF
SHARES OF
COMMON STOCK
BENEFICIALLY
AS OF JUNE 24, 1999 OWNED AND PERCENTAGE OF
SHARES THAT ARE THAT MAY BE OUTSTANDING
NOT SUBJECT TO SOLD SUBJECT COMMON STOCK
NAME RESTRICTION TO VESTING AS OF JUNE 24, 1999(1)
---- ----------- ---------- -------------------
<S> <C> <C> <C>
DOUGLAS G. CARLSTON 953 953 *
SANFORD R. CLIMAN 1,192 1,192 *
SANFORD R. CLIMAN FBO 286 286 *
JOSEPH TODD CLIMAN
JEAN DELEAGE 1,907 1,907 *
DELEAGE CHILDRENS 1,907 1,907 *
TRUST
WILLIAM P. EGAN 1,192 1,192 *
WILLIAM P. EGAN 1986 1,192 1,192 *
CHILDRENS TRUST
JONATHAN FLINT 2,815 2,815 *
PETER BARTON HUTT 239 239 *
FRANK A. INGARI 1,907 1,907 *
MITCHELL KAPOR 7,628 7,628 *
ELLEN POSS 1,907 1,907 *
FRANK KENNY 477 477 *
MITCHELL E. KERTZMAN 1,669 1,669 *
KINGSLEY PENSION TRUST 239 239 *
DAVID LITWACK 4,768 4,768 *
EILEEN A. MCCARTHY 449 449 *
BRIAN MCNEILL 477 477 *
ORBIS TRUSTEES JERSEY 477 477 *
LTD FOR FOREST
SETTLEMENT
JAMES G. ROBINSON 240 240 *
ALAN G. SPOON 952 952 *
GEOFFREY WOOLLEY 477 477 *
DAVID ELLENBOGEN 2,385 2,385 *
</TABLE>
<PAGE> 6
<TABLE>
<CAPTION>
NUMBER OF
SHARES OF
COMMON STOCK
BENEFICIALLY
AS OF JUNE 24, 1999 OWNED AND PERCENTAGE OF
SHARES THAT ARE THAT MAY BE OUTSTANDING
NOT SUBJECT TO SOLD SUBJECT COMMON STOCK
NAME RESTRICTION TO VESTING AS OF JUNE 24, 1999(1)
---- ----------- ---------- -------------------
<S> <C> <C> <C>
ALBERT HOLMAN 477 477 *
MICHAEL I. AND FRANCES 952 952 *
E. PAYNE LIMITED
PARTNER
TOM HERRING 477 477 *
BRIAN CHEE 477 477 *
G&H PARTNERS 2,060 2,060 *
UMB BANK, N.A. FOR 322 322 *
GUNDERSON P/A & 401K
PLAN
RALPH TERKOWITZ 477 477 *
BETH BENSON 477 477 *
ELLIOT KATZMAN 477 477 *
JOHN HIRSHTICK 239 239 *
DAVID ORFAO LIVING 239 239 *
TRUST
JOHN GANNON 239 239 *
DENNIS AUSIELLO 239 239 *
TERRY MCGUIRE 2,719 2,719 *
</TABLE>
- ---------------
* Less than 1% of the outstanding Common Stock.
(1) On June 24,1999, there were 25,086,837 shares of Common Stock outstanding.
THE DATE OF THIS PROSPECTUS SUPPLEMENT IS JUNE 25, 1999