Filed Pursuant to Rule 424(b)(3)
Registration No. 333-69819
PROSPECTUS SUPPLEMENT NO. 3 to
PROSPECTUS dated February 23, 1999,
as supplemented on December 28, 1999
1,484,588 shares
ADELPHIA COMMUNICATIONS CORPORATION
Class A common stock
This prospectus supplement relates to the prospectus dated February 23, 1999, as
supplemented on December 28, 1999, regarding the sale of up to 1,484,588 shares
of Adelphia's Class A common stock. This prospectus supplement is being provided
to reflect the transfer by each of Brian J. Parente, John Parente, Charles
Parente, Jr., M.D. and Marla Parente Sgarlat of 15,000 shares of Class A common
stock held by each of them to Marlco Associates. In the aggregate 60,000 shares
of Class A common stock have been contributed to Marlco Associates. Each of the
above-referenced individuals is a selling stockholder named in the December 28,
1999 prospectus supplement and each is a partner of Marlco Associates.
The information contained in the selling stockholder table can be found on pages
28 and 29 of the December 28, 1999 prospectus supplement.
The following table sets forth as of February 28, 2000 the revisions to the
December 28, 1999 selling stockholder table.
<TABLE>
<CAPTION>
Class A Common Percent of Percent of
Shares Held Class A Common Class A Common Class A Common Class A Common
Before Offering Shares Held Shares Shares Held Shares Held
--------------- -
Name Before Offering Offered Hereby After Offering After Offering
- ---- --------------- -------------- -------------- --------------
<S> <C> <C> <C> <C> <C>
Louis Pagnotti, Inc. 1,064,438 *% 1,064,438 -- --
The Ithaka Company 35,740 * 35,740 -- --
Tedesco Corporation 46,489 * 46,489 -- --
Charles E. and Mary M. 10,532 * 10,532 -- --
Parente
Brian J. Parente 67,179 * 67,179 -- --
John Parente 51,179 * 51,179 -- --
Charles Parente, Jr., M.D. 57,179 * 57,179 -- --
Marla Parente Sgarlat 57,179 * 57,179 -- --
Brynfran Associates 34,673 * 34,673
Marlco Associates 60,000 * 60,000
------ ------
TOTAL 1,484,588 1.3% 1,484,588 -- --%
========= ==== ========= ==== ====
The date of this Prospectus Supplement is
February 28, 2000.
</TABLE>
