<PAGE> 1
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM 10-Q/A
[X] Quarterly Report Pursuant to Section 13 or 15(d) of the Securities
Exchange Act of 1934 for the Quarter ended September 30, 1998.
or
[ ] Transition report pursuant to Section 13 or 15(d) of the Securities
Exchange Act of 1934.
Commission File Number: 000-24786
ASPEN TECHNOLOGY, INC.
(exact name of registrant as specified in its charter)
Delaware 04-2739697
(State or other jurisdiction of (I.R.S. Employer Identification No.)
incorporation or organization)
Ten Canal Park, Cambridge, Massachusetts 02141
(Address of principal executive office and zip code)
Registrant's telephone number, including area code: (617) 949-1000
Indicate by check mark whether the registrant: (1) has filed reports required to
be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during
the preceding twelve months (or for such shorter period that the registrant was
required to file such reports), and (2) has been subject to such filing
requirements for the past 90 days:
Yes X No
------- -------
As of September 30, 1998, there were 24,665,779 shares of the Registrant's
common stock (par value $.10 per share) outstanding.
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Item 6. Exhibits and Reports on Form 8-K
(a) Exhibits
10.35 Change in Control Agreement between the Company and Lisa W.
Zappala dated November 3, 1998. (Previously filed.)
(b) Reports on Form 8-K
Current Reports on Form 8-K dated July 28, 1998, October 6, 1998, and
October 7, 1998 and Current Report on Form 8-KA dated
September 17, 1998. (Previously filed.)
(c) Other Exhibits: Restated Financial Data Schedule
2
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SIGNATURE
Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned thereunto duly authorized.
ASPEN TECHNOLOGY, INC.
Date: November 19, 1998 By: /s/ Lisa W. Zappala
--------------------------------------
Lisa W. Zappala
Senior Vice President
Chief Financial Officer
3
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