SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No. 6 )*
KRONOS INCORPORATED
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(Name of Issuer)
Common Stock, $0.01 Par Value Per Share
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(Title of Class of Securities)
501052-10-4
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(CUSIP Number)
*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.
The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).
<PAGE>
CUSIP NO. 501052-10-4
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(1) Names of Reporting Persons. S.S. or I.R.S. Identification Nos. of Above
Persons: Mark S. Ain SS# ###-##-####
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(2) Check the Appropriate Box if a Member of a Group (See Instructions)
(a) ___
(b) ___
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(3) SEC Use Only
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(4) Citizenship or Place of Organization: United States
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Number of Shares Beneficially Owned by Each
Reporting Person With
(5) Sole Voting
Power: 528,999 (includes 4 shares held by Mr.
Ain's minor son)
(6) Shared Voting
Power: None
(7) Sole Dispositive
Power: 528,999 (includes 4 shares held by Mr.
Ain's minor son)
(8) Shared Dispositive
Power: None
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(9) Aggregate Amount Beneficially Owned by Each Reporting Person:
528,999 shares
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(10) Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See
Instructions)
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11) Percent of Class Represented by Amount in Row (9): 6.2%
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(12) Type of Reporting Person (See Instructions): IN
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<PAGE>
Item 1(a). Name Of Issuer: Kronos Incorporated
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Item 1(b). Address of Issuer's Principal Executive Offices: 400 Fifth Avenue,
Waltham, MA 02451
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Item 2(a). Name of Person Filing: Mark S. Ain
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Item 2(b). Address of Principal Business Office or, if None, Residence:
400 Fifth Avenue Waltham, MA 02451
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Item 2(c). Citizenship: United States
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Item 2(d). Title of Class of Securities: Common Stock, par value $.01 per share
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Item 2(e). CUSIP No.: 501052-10-4
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Item 3. If This Statement Is Filed Pursuant to Rules 13d-1(b), or 13d-2(b),
check whether the Person Filing is a
Not Applicable
<PAGE>
Item 4. Ownership
(a) Amount Beneficially Owned :
528,999
(b) Percent of Class:
6.2%
(c) Number of Shares as to which such person has:
(i) sole power to vote or to direct the vote see cover page
(ii) shared power to vote or to direct the vote see cover page
----------
(iii) sole power to dispose or to direct the disposition of see
cover page
(iv) shared power to dispose or to direct the disposition of see
cover page
Item 5. Ownership of Five Percent or Less of a Class
Not applicable
Item 6. Ownership of More Than Five Percent on Behalf of Another Person
Not applicable.
Item 7. Identification and Classification of the Subsidiary Which Acquired
the Security Being Reported on by the Parent Holding Company.
Not applicable
Item 8. Identification and Classification of Members of the Group.
Not applicable
Item 9. Notice of Dissolution of Group.
Not applicable
Item 10. Certification.
Not applicable
After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.
January 15, 1999
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(Date)
/s/ Mark S. Ain
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(Signature)
Mark S. Ain, Chief Executive Officer
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(Name/Title)
