ACADIA Pharmaceuticals Inc. Watch

from 10-K 3 pages Description of Common Stock

from 10-K 10 pages Form of Amended and Restated Warrant

from 8-K 16 pages Registration Rights Agreement

from S-3 10 pages Form of Warrant

from S-3 9 pages Form of Warrant

from 10-Q 13 pages The Securities Evidenced by This Warrant Have Not Been Registered Under the U.S. Securities Act of 1933, as Amended (The “Securities Act”), or Any Other Applicable Securities Laws and Have Been Issued in Reliance Upon an Exemption From the Registration Requirements of the Securities Act and Such Other Securities Laws. Neither This Security Nor Any Interest or Participation Herein May Be Reoffered, Sold, Assigned, Transferred, Pledged, Encumbered, Hypothecated or Otherwise Disposed Of, Except Pursuant to an Effective Registration Statement Under the Securities Act or Pursuant to a Transaction Which Is Exempt From, or Not Subject To, Such Registration

from S-1 12 pages Acadia Pharmaceuticals Inc. Warrant to Purchase Common Stock

from S-1/A 2 pages Convertible Promissory Note

from S-1 14 pages Acadia Pharmaceuticals Inc. Warrant to Purchase Preferred Stock

from S-1 45 pages Acadia Pharmaceuticals Inc. Amended and Restated Stockholders Agreement March 27, 2003

from S-1 ~10 pages Indenture or similar

from S-1 ~50 pages Indenture or similar

from S-1 1 page <page> Number Incorporated Under Shares * * the Laws of the State of Delaware * * on January 16, 1997 Acadia Pharmaceuticals Inc. Common Stock [Seal] This Certifies That Is the Registered Holder of ( ) Shares of the Common Stock of Acadia Pharmaceuticals Inc. Transferable Only on the Books of the Corporation by the Holder Hereof, in Person or by Duly Authorized Attorney, Upon Surrender of This Certificate Properly Endorsed or Assigned. a Statement of the Rights, Preferences, Privileges and Restrictions Granted to or Imposed Upon the Respective Classes or Series of Shares of Stock of the Corporation and Upon Holders Thereof as Established by the Certificate of Incorporation, and the Number of Shares Constituting Each Series and the Designations Thereof, May Be Obtained by Any Stockholder Upon Request and Without Charge at the Principal Office of the Corporation. in Witness Whereof, the Corporation Has Caused This Certificate to Be Signed by Its Duly Authorized Officers This Day of 20__. Thomas H. Aasen Mark R. Brann Secretary President [Seal] Shares Each <page> for Value Received, Hereby Sell, Assign and Transfer Unto , Shares of the Common Stock of the Within Named Corporation, Represented by the Within Certificate and Do Hereby Irrevocably Constitute and Appoint Attorney to Transfer the Said Shares of Said Common Stock on the Books of the Said Corporation, Pursuant to the Provisions of the By-Laws Thereof, With Full Powers of Substitution in the Premises. Dated A.D. in Presence Of: Notice: The Signature to This Assignment Must Strictly Correspond With the Name as Written Upon the Face of the Certificate in Every Particular and Without Alteration or Enlargement or Any Change Whatever