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- ------ U.S. SECURITIES AND EXCHANGE COMMISSION ------------------------------
FORM 4 WASHINGTON, DC 20549 OMB APPROVAL
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STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OMB Number: 3235-0287
[ ] Check this box if no Expires: September 30, 1998
longer subject to Filed pursuant to Section 16(a) of the Securities Estimated average burden
Section 16. Form 4 Exchange Act of 1934, Section 17(a) of the hours per response.........0.5
or Form 5 obligations Public Utility Holding Company Act of 1935 ------------------------------
may continue. See or Section 30(f) of the Investment Company
Instruction 1(b). Act of 1940
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1. Name and Address of Reporting Person* 2. Issuer Name and Ticker or Trading Symbol 6. Relationship of Reporting Person(s)
van Oppen Peter H. Spacelabs Medical, Inc. (SLMD) to Issuer (check all applicable)
- --------------------------------------------- ----------------------------------------------- X Director 10% Owner
(Last) (First) (Middle) 3. IRS or Social Security 4. Statement for ---- ---
c/o Advanced Digital Number of Reporting Month/Year Officer Other (specify
Information Corp. Person (Voluntary) August, 1999 ---- --- below)
11431 Willows Rd. ---------------- (give title below)
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(Street) Date of Original
Redmond WA 98052 (Month/Year)
- -------------------------------------------- ---------------- 7. Individual or Joint/Group Filing
(City) (State) (Zip) (check applicable line)
X Form filed by One
---- Reporting Person
Form filed by More Than
---- One Reporting Person
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TABLE I -- NON-DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED
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1. Title of Security 2. Trans- 3. Transac- 4. Securities Acquired (A) 5. Amount of Se- 6. Owner- 7. Nature
(Instr. 3) action tion or Disposed of (D) curities Benefi- ship of In-
Date Code (Instr. 3, 4 and 5) cially Owned at Form: direct
(Instr. 8) End of Month Direct Benefi-
(Month/ (Instr. 3 and 4) (D) or cial
Day/ --------------------------------------- Indirect Owner-
Year) Code V Amount (A) or Price (I) ship
(D) (Instr. 4) (Instr.
4)
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Common Stock 8/18/99 P 5,000 A $14.875 10,000 D
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Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. Page 1 of 2 (Over)
*If the form is filed by more than one reporting person, see Instruction 4(b)(v).
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FORM 4 (CONTINUED) TABLE II -- DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED
(E.G., PUTS, CALLS, WARRANTS, OPTIONS, CONVERTIBLE SECURITIES)
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1. Title of Derivative 2. Conver- 3. Trans- 4. Trans- 5. Number of 6. Date Exer- 7. Title and Amount 8. Price
Security sion or action action Derivative cisable and of Underlying of
(Instr. 3) Exercise Date Code Securities Ac- Expiration Securities Deriv-
Price of (Month/ (Instr. quired (A) or Date (Instr. 3 and 4) ative
Deriv- Day/ 8) Disposed of (Month/Day/ Secur-
ative Year) (D) Year) ity
Security (Instr. 3, 4, (Instr. 5)
and 5)
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Code V (A) (D) Date Expira- Title Amount or
Exer- tion Number of
cisable Date Shares
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9. Number of 10. Ownership 11. Nature of
Derivative Form of Indirect
Securities Derivative Beneficial
Beneficially Security: Ownership
Owned at End Direct (D) (Instr. 4)
of Month or Indirect (I)
(Instr. 4) (Instr. 4)
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Explanation of Responses:
**Intentional misstatements or omissions of facts constitute Federal
Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
By Eugene V. DeFelice August 23, 1999
Note: File three copies of this Form, one of which must be manually signed. ----------------------------- ---------------
If space provided is insufficient, see Instruction 6 for procedure. **Signature of Reporting Person Date
Attorney-in-Fact for
Peter van Oppen
Potential persons who are to respond to the collection of information Page 2 of 2
contained in this form are not required to respond unless the form
displays a currently valid OMB Number.
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