SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 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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1. Name and Address of Reporting Person* Hacksell Uli (Last) (First) (Middle) 3911 SORRENTO VALLEY BLVD. (Street) SAN DIEGO CA 92121 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 05/26/2004	3. Issuer Name and Ticker or Trading Symbol ACADIA PHARMACEUTICALS INC [ ACAD ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner X Officer (give title below) Other (specify below) Chief Executive Officer	5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	97,916	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Option (Right to Buy)	(1)	02/14/2009	Common Stock	52,083	1.6	D
Employee Stock Option (Right to Buy)	(2)	10/01/2010	Common Stock	50,000	2	D
Employee Stock Option (Right to Buy)	(3)	09/08/2012	Common Stock	23,333	1.5	D
Employee Stock Option (Right to Buy)	(3)	09/08/2012	Common Stock	1,667	1.5	D
Employee Stock Option (Right to Buy)	(4)	03/16/2013	Common Stock	30,000	1.08	D
Employee Stock Option (Right to Buy)	(5)	09/07/2013	Common Stock	28,271	1.08	D
Employee Stock Option (Right to Buy)	(6)	09/07/2013	Common Stock	131,729	1.08	D
Employee Stock Option (Right to Buy)	(7)	03/11/2014	Common Stock	30,000	2	D

Explanation of Responses:

1. 25% of the shares subject to the stock option vested and became exercisable on February 15, 2000. The remaining shares vested in equal monthly installments over the following 3 years.

2. 25% of the shares subject to the stock option vested and became exercisable on October 2, 2001. The remaining shares vest in equal monthly installments over the following 3 years.

3. 25% of the shares subject to the stock option vested and became exercisable on September 9, 2003. The remaining shares vested in equal monthly installments over the following 3 years.

4. 25% of the shares subject to the stock option vested and became exercisable on March 17, 2004. The remaining shares vest in equal monthly installments over the following 3 years.

5. 6,635 shares subject to the stock option vest and become exercisable on September 8, 2004. The remaining shares vest in equal monthly installments until September 8, 2007.

6. 5,728 shares subject to the stock option vest and become exercisable on October 8, 2004. The remaining shares vest in equal monthly installments until September 8, 2007.

7. 25% of the shares subject to the stock option vest and become exercisable on March 12, 2005. The remaining shares vest in equal monthly installments over the following 3 years.

Remarks:

	Uli Hacksell	05/26/2004
	** 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 5 (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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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