SEC FORM 3 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*
THREE ARCH MANAGEMENT III LLC

(Last) (First) (Middle)
C/O THREE ARCH PARTNERS
3200 ALPINE ROAD

(Street)
PORTOLA VALLEY CA 94028

(City) (State) (Zip)
2. Date of Event Requiring Statement (Month/Day/Year)
02/10/2011
3. Issuer Name and Ticker or Trading Symbol
ACELRX PHARMACEUTICALS INC [ ACRX ]
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director X 10% Owner
Officer (give title below) Other (specify below)
5. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
Form filed by One Reporting Person
X 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)
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
Series A Convertible Preferred Stock (1) (2) Common Stock 22,959(3)(4) (1)(4) I See Footnote(5)
Series A Convertible Preferred Stock (1) (2) Common Stock 427,040(3)(6) (1)(6) I See Footnote(7)
Series B Convertible Preferred Stock (1) (2) Common Stock 16,741(3)(8) (1)(8) I See Footnote(5)
Series B Convertible Preferred Stock (1) (2) Common Stock 311,384(3)(9) (1)(9) I See Footnote(7)
Series C Convertible Preferred Stock (1) (2) Common Stock 44,702(3)(10) (1)(10) I See Footnote(5)
Series C Convertible Preferred Stock (1) (2) Common Stock 831,466(3)(10) (1)(10) I See Footnote(7)
Warrant to Purchase Series C Convertible Preferred Stock (11) (12) Series C Preferred Stock 6,135(3) (3)(13) I See Footnote(5)
Warrant to Purchase Series C Convertible Preferred Stock (11) (12) Series C Preferred Stock 114,123(3) (3)(13) I See Footnote(7)
Convertible Promissory Note (14) (14) Common Stock $96,767.17(14) (14) I See Footnote(5)
Convertible Promissory Note (15) (15) Common Stock $1,799,869.22(15) (15) I See Footnote(7)
1. Name and Address of Reporting Person*
THREE ARCH MANAGEMENT III LLC

(Last) (First) (Middle)
C/O THREE ARCH PARTNERS
3200 ALPINE ROAD

(Street)
PORTOLA VALLEY CA 94028

(City) (State) (Zip)
1. Name and Address of Reporting Person*
THREE ARCH PARTNERS III LP

(Last) (First) (Middle)
C/O THREE ARCH PARTNERS
3200 ALPINE ROAD

(Street)
PORTOLA VALLEY CA 94028

(City) (State) (Zip)
1. Name and Address of Reporting Person*
THREE ARCH ASSOCIATES III LP

(Last) (First) (Middle)
C/O THREE ARCH PARTNERS
3200 ALPINE ROAD

(Street)
PORTOLA VALLEY CA 94028

(City) (State) (Zip)
1. Name and Address of Reporting Person*
WAN MARK A

(Last) (First) (Middle)
C/O THREE ARCH PARTNERS
3200 ALPINE ROAD

(Street)
PORTOLA VALLEY CA 94028

(City) (State) (Zip)
1. Name and Address of Reporting Person*
JAEGER WILFRED E

(Last) (First) (Middle)
C/O THREE ARCH PARTNERS
3200 ALPINE ROAD

(Street)
PORTOLA VALLEY CA 94028

(City) (State) (Zip)
Explanation of Responses:
1. Immediately convertible into shares of the Issuer's common stock.
2. These shares have no expiration date.
3. Reflect a 1-for-4 reverse stock split of the Company's issued an outstanding securities effective January 28, 2011.
4. The shares will automatically convert into 31,357 shares of the Issuer's common stock immediately prior to the closing of the Issuer's initial public offering
5. The shares are held by Three Arch Associates III, L.P. The voting and dispositive decisions with respect to the shares held by Three Arch Associates III, L.P., are made by the following Managing Members of its general partner Three Arch Management III, L.L.C.: Mark Wan and Wilfred Jaeger, each of whom disclaims beneficial ownership of such shares.
6. The shares will automatically convert into 583,255 shares of the Issuer's common stock immediately prior to the closing of the Issuer's initial public offering.
7. The shares are held by Three Arch Partners III, L.P. The voting and dispositive decisions with respect to the shares held by Three Arch Partners III, L.P., are made by the following Managing Members of its general partner Three Arch Management III, L.L.C.: Mark Wan and Wilfred Jaeger, each of whom disclaims beneficial ownership of such shares.
8. The shares will automatically convert into 25,106 shares of the Issuer's common stock immediately prior to the closing of the Issuer's initial public offering.
9. The shares will automatically convert into 466,990 shares of the Issuer's common stock immediately prior to the closing of the Issuer's initial public offering.
10. Automatically converts into common stock on a one-for-one basis upon the closing of the Issuer's initial public offering.
11. Exercisable contingent upon and effective immediately prior to the closing of the Issuer's initial public offering.
12. Pursuant to its terms, the warrant shall terminate at the closing of the Issuer's initial public offering. Holder has elected to net exercise the warrants contingent upon and effective immediately prior to the closing of the Issuer's initial public offering. In the event the Issuer's public offering does no occur, the warrant shall terminate on September 14, 2017, unless earlier terminated in accordance with its terms, in a liquidation or change of control transaction.
13. The exercise price per share is $3.9428.
14. Principal amount of $96,767.17 plus interest accrued at the rate of 4.0% per annum shall convert automatically upon the closing of the Issuer's initial public offering into shares of common stock at a conversion price of 80.0% of the per share price of the common stock sold in the Issuer's initial public offering.
15. Principal amount of $1,799,869.22 plus interest accrued at the rate of 4.0% per annum shall convert automatically upon the closing of the Issuer's initial public offering into shares of common stock at a conversion price of 80.0% of the per share price of the common stock sold in the Issuer's initial public offering.
/s/ Stephen Bonelli, Attorney-in-fact. 02/10/2011
** 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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POWER OF ATTORNEY
       	Know all by these presents, that the undersigned hereby constitutes and appoints Stephen Bonelli
	with full power of substitution, the undersigned's true and lawful attorney-in-fact to:

(1)	prepare, execute in the undersigned's name and on the undersigned's behalf, and submit to
	the U.S. Securities and Exchange Commission (the "SEC") a Form ID, including amendments thereto
	and any other documents necessary or appropriate to obtain codes and passwords enabling the
	undersigned to make electronic filings with the SEC of reports required by Section 16(a)
	of the Securities Exchange Act of 1934 or any rule or regulation of the SEC;

(2)	execute for and on behalf of the undersigned, in the undersigned's capacity as an officer, director
	and/or more than 10% stockholder of AcelRx Pharmaceuticals, Inc. (the "Company"), Forms 3, 4,
	and 5 in accordance with Section 16(a) of the Securities Exchange Act of 1934 and the rules thereunder;

(3)	do and perform any and all acts for and on behalf of the undersigned which may be necessary
	 or desirable to complete and execute any such Form 3, 4, or 5, complete and execute any
	amendment or amendments thereto, and timely file such form with the SEC and
	any stock exchange or similar authority; and

(4)	take any other action of any type whatsoever in connection with the foregoing which, in the
	opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legally
	required by, the undersigned, it being understood that the documents executed by such
	attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall
	be in such form and shall contain such terms and conditions as such attorney-in-fact may
	approve in such attorney-in-fact's discretion.

       	The undersigned hereby grants to each such attorney-in-fact full power and
	authority to do and perform any and every act and thing whatsoever requisite,
	necessary, or proper to be done in the exercise of any of the rights and powers
	herein granted, as fully to all intents and purposes as the undersigned might or
	could do if personally present, with full power of substitution or revocation,
	hereby ratifying and confirming all that such attorney-in-fact, or
	such attorney-in-fact's substitute or substitutes, shall lawfully do or cause
	to be done by virtue of this power of attorney and the rights and powers herein granted.
	The undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such
	capacity at the request of the undersigned, are not assuming, nor is the Company assuming, any of the
	undersigned's responsibilities to comply with Section 16 of the Securities Exchange Act of 1934.

	This Power of Attorney shall remain in full force and effect until the undersigned is no longer required
	to file Forms 3, 4, and 5 with respect to the undersigned's holdings of and transactions in securities
	issued by the Company, unless earlier revoked by the undersigned in a signed writing delivered to the
	foregoing attorneys-in-fact.  This Power of Attorney supersedes any prior power of attorney granted
	by the undersigned with respect to Forms 3, 4, and 5.

	IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 8th day of February, 2011


Three Arch Partners III, L.P.
By Three Arch Management III, L.L.C.
Its General Partner

By: /s/ Mark Wan
Mark Wan, Managing Member



Three Arch Associates III, L.P.
By Three Arch Management III, L.L.C.
Its General Partner

By: /s/ Mark Wan
Mark Wan, Managing Member




Three Arch Partners IV, L.P.
By Three Arch Management IV, L.L.C.
Its General Partner

By: /s/ Mark Wan
Mark Wan, Managing Member




Three Arch Associates IV, L.P.
By Three Arch Management IV, L.L.C.
Its General Partner

By: /s/ Mark Wan
Mark Wan, Managing Member



By:  /s/ Mark Wan

By:  /s/ Wilfred Jaeger