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SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
OMB APPROVAL
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OMB Number: 3235-1045
Expires: August 31, 1999
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SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
(AMENDMENT NO. 2)*
SECURITY DYNAMICS TECHNOLOGIES, INC.
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(NAME OF ISSUER)
COMMON STOCK
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(TITLE OF CLASS OF SECURITIES)
814208 10 4
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(CUSIP NUMBER)
Check the appropriate box to designate the rule pursuant to which this
Schedule is filed:
/ / Rule 13d-1(b)
/ / Rule 13d-1(c)
/X/ Rule 13d-1(d)
*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
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).
POTENTIAL PERSONS WHO ARE TO RESPOND TO THE COLLECTION OF INFORMATION CONTAINED
IN THIS FORM ARE NOT REQUIRED TO RESPOND UNLESS THE FORM DISPLAYS A CURRENTLY
VALID OMB CONTROL NUMBER.
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SCHEDULE 13G
CUSIP No. 814208 10 4
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1 NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
Addison M. Fischer
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2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)
(a) [ ]
(b) [X]
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3 SEC USE ONLY
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4 CITIZENSHIP OR PLACE OF ORGANIZATION
U.S.
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NUMBER OF 5 SOLE VOTING POWER
SHARES
BENEFICIALLY 1,890,944
OWNED BY
EACH
REPORTING
PERSON WITH:
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6 SHARED VOTING POWER
-0-
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7 SOLE DISPOSITIVE POWER
1,890,944
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8 SHARED DISPOSITIVE POWER
-0-
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9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
1,890,944
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10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 9 EXCLUDES CERTAIN SHARES
(See Instructions) [X]
The aggregate amount in Row 9 excludes an aggregate of 93,752 shares
of the Issuer's Common Stock held of record by Kairdos, L.L.C., a
Delaware limited liability company, in which the reporting person is
a stockholder and director. The reporting person disclaims beneficial
ownership over the shares except to the extent of his pecuniary
interest therein.
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11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
4.8%
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12 TYPE OF REPORTING PERSON (See Instructions)
IN
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SCHEDULE 13G
CUSIP No. 814208 10 4
ITEM 1(a) NAME OF ISSUER: Security Dynamics Technologies, Inc.
ITEM 1(b) ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES: 36 Crosby Drive,
Bedford, MA 01730
ITEM 2(a) NAME OF PERSON FILING: Addison M. Fischer
ITEM 2(b) ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE:
The principal business office of the reporting person is 3506
Mercantile Avenue, Naples, Florida 34104-3310.
ITEM 2(c) CITIZENSHIP: U.S.
ITEM 2(d) TITLE OF CLASS OF SECURITIES: Common Stock, par value $0.01 per share
ITEM 2(e) CUSIP NUMBER: 814208 10 4
ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO SECTIONS 240.13d-1(b) OR
240.13d-2(b) OR (c), CHECK WHETHER THE PERSON FILING IS A:
Not Applicable
(a) / / Broker or dealer registered under section 15 of the Act
(15 U.S.C. 78o);
(b) / / Bank as defined in section 3(a)(6) of the Act (15 U.S.C.
78c);
(c) / / Insurance company as defined in section 3(a)(19) of the
Act (15 U.S.C. 78c);
(d) / / Investment company registered under section 8 of the
Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e) / / An investment adviser in accordance with Section
240.13d-1(b)(1)(ii)(E);
(f) / / An employee benefit plan or endowment fund in accordance
with Section 240.13d-1(b)(1)(ii)(F);
(g) / / A parent holding company or control person in accordance
with Section 240.13d-1(b)(1)(ii)(G);
(h) / / A savings association as defined in Section 3(b) of the
Federal Deposit Insurance Act (12 U.S.C. 1813);
(i) / / A church plan is excluded from the definition of an
investment company under Section 3(c)(14) of the
Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j) / / Group, in accordance with Section 240.13d-1(b)(1)(ii)(J).
ITEM 4. OWNERSHIP.
The information contained in Items (5), (7), (9) and (11) of the
cover page hereof is incorporated herein by this reference. The
reporting person may be deemed to be the beneficial holder of
156,400 shares held by a grantor retained annuity trust of which
the reporting person is the trustee and over which he has sole
voting and investment control. These shares are included in the
shares referenced in items (5), (7), (9) and (11) of the cover page.
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SCHEDULE 13G
CUSIP No. 814208 10 4
ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS.
If this statement is being filed to report the fact that as of
the date hereof the reporting person has ceased to be the
beneficial owner of more than five percent of the class of
securities, check the following /X/.
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
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SCHEDULE 13G
CUSIP No. 814208 10 4
SIGNATURE
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.
Dated: June 14, 1999 /s/Addison M. Fischer
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Addison M. Fischer
