SEC FORM 4

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

SARVADI PAUL J

(Last)

(First)

(Middle)

19001 CRESCENT SPRINGS DRIVE

(Street)

KINGWOOD

77339

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
ADMINISTAFF INC \DE\ [ ASF ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	X	10% Owner
X	Officer (give title below)		Other (specify below)
	Chairman of the Board & CEO

3. Date of Earliest Transaction (Month/Day/Year)
04/18/2006

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	04/18/2006		X		54,000	A	$11.79	110,467	D
Common Stock	04/18/2006		X		1,182	A	$14.69	111,649	D
Common Stock	04/18/2006		S⁽¹⁾		707	D	$55.45	110,942	D
Common Stock	04/18/2006		S⁽¹⁾		9,643	D	$55.5	101,299	D
Common Stock	04/18/2006		S⁽¹⁾		643	D	$55.52	100,656	D
Common Stock	04/18/2006		S⁽¹⁾		7,779	D	$55.55	92,877	D
Common Stock	04/18/2006		S⁽¹⁾		964	D	$55.56	91,913	D
Common Stock	04/18/2006		S⁽¹⁾		450	D	$55.59	91,463	D
Common Stock	04/18/2006		S⁽¹⁾		1,671	D	$55.6	89,792	D
Common Stock	04/18/2006		S⁽¹⁾		6,429	D	$55.65	83,363	D
Common Stock	04/18/2006		S⁽¹⁾		6,429	D	$56.07	76,934	D
Common Stock	04/18/2006		S⁽¹⁾		1,286	D	$56.1	75,648	D
Common Stock	04/18/2006		S⁽¹⁾		771	D	$56.15	74,877	D
Common Stock	04/18/2006		S⁽¹⁾		63	D	$56.16	74,814	D
Common Stock	04/18/2006		S⁽¹⁾		6,429	D	$56.2	68,385	D
Common Stock	04/18/2006		S⁽¹⁾		3,857	D	$56.25	64,528	D
Common Stock	04/18/2006		S⁽¹⁾		6,879	D	$56.3	57,649	D
Common Stock	04/18/2006		S⁽¹⁾		1,182	D	$57.2	56,467	D
Common Stock	04/18/2006		S⁽¹⁾		262	D	$55.45	1,463,738	I	By self, as General Partner of Our Ship Limited Partnership, Ltd.
Common Stock	04/18/2006		S⁽¹⁾		3,571	D	$55.5	1,460,167	I	By self, as General Partner of Our Ship Limited Partnership, Ltd.
Common Stock	04/18/2006		S⁽¹⁾		238	D	$55.52	1,459,929	I	By self, as General Partner of Our Ship Limited Partnership, Ltd.
Common Stock	04/18/2006		S⁽¹⁾		2,881	D	$55.55	1,457,048	I	By self, as General Partner of Our Ship Limited Partnership, Ltd.
Common Stock	04/18/2006		S⁽¹⁾		357	D	$55.56	1,456,691	I	By self, as General Partner of Our Ship Limited Partnership, Ltd.
Common Stock	04/18/2006		S⁽¹⁾		167	D	$55.59	1,456,524	I	By self, as General Partner of Our Ship Limited Partnership, Ltd.
Common Stock	04/18/2006		S⁽¹⁾		619	D	$55.6	1,455,905	I	By self, as General Partner of Our Ship Limited Partnership, Ltd.
Common Stock								19,644	I	Six education trusts established for the benefit of the Sarvadi Children
Common Stock								663,870	I	By self, as General Partner of the Sarvadi Children's Limited Partnership

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Employee Stock Option	$11.79	04/18/2006		X			54,000	⁽²⁾	10/01/2014	Common Stock	54,000	⁽³⁾	0	D
Employee Stock Option	$14.69	04/18/2006		X			1,182	⁽⁴⁾	05/07/2012	Common Stock	1,182	⁽³⁾	28,816	D

Explanation of Responses:

1. The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 9, 2006.

2. The options were scheduled to become exercisable in five equal annual installments beginning on October 1, 2005. However, on February 18, 2005, the Compensation Committee of the Board of Directors accelerated the vesting of the options.

3. Employee stock opptions have no purchase or sale price.

4. The options became exercisable in five equal annual installments beginning on May 7, 2003. However, on February 18, 2005, the Compensation Committee of the Board of Directors accelerated the vesting of the remainder of the options.

Remarks:

1 of 2 Forms 4 filed for transactions on April 18, 2006.

	John H. Spurgin, II, by power of attorney	04/20/2006
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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