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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * MCARTHUR CHRISTINE   2. Issuer Name and Ticker or Trading Symbol PLUMAS BANCORP [PLBC] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) PO BOX 159 3. Date of Earliest Transaction (Month/Day/Year) 03/28/2005 (Street) MCARTHUR, CA 96056 4. If Amendment, Date 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 (City) (State) (Zip) 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) Code V Amount (A) or (D) Price Common stock 03/28/2005 03/28/2005 X V 500 A $ 7 5,123 (1) D (1)   Common stock 10/20/2005 10/21/2005 X   2,250 A $ 4.6667 9,933 (2) D (2)   Common stock 10/20/2005 10/21/2005 X   2,250 A $ 10.7533 12,183 (2) D (2)   Common stock 10/20/2005 10/21/2005 X   563 A $ 13.1933 12,746 (2) D (2)   Common stock 10/24/2005 10/27/2005 S V 400 D $ 23 12,346 (2) D (2)   Common stock 10/24/2005 10/27/2005 S V 100 D $ 23.03 12,246 (2) D (2)   Common stock 10/25/2005 10/28/2005 S V 100 D $ 23 12,146 (2) D (2)   Common stock 11/02/2005 11/07/2005 S V 150 D $ 23 11,996 (2) D (2)   Common stock 11/03/2005 11/08/2005 S V 400 D $ 23 11,596 (2) D (2)   Common stock 11/07/2005 11/10/2005 S V 399 D $ 23 11,197 (2) D (2)   Common stock 11/08/2005 11/14/2005 S   1,201 D $ 23 9,996 (2) D (2)   Common stock 11/11/2005 11/16/2005 S V 5 D $ 23 9,991 (2) D (2)   Common stock 11/14/2005 11/17/2005 S V 3 D $ 23 9,988 (2) D (2)   Common stock 11/15/2005 11/18/2005 S   630 D $ 23 9,358 (2) D (2)   Common stock 11/22/2005 11/28/2005 S   1,408 D $ 21.89 7,950 (3) D (3)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 Underlying Securities (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 of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Option to buy common stock

$ 7

03/30/2005

03/30/2005

X

V

500

06/21/2002

08/16/2010

Common stock

500

$ 7

9,000

D

Option to buy common stock

$ 4.6667

10/20/2005

10/21/2005

X

2,250

06/21/2002

08/16/2010

Common stock

2,250

$ 4.6667

11,249

D

Option to buy common stock

$ 10.7533

10/20/2005

10/21/2005

X

2,250

06/21/2002

08/16/2010

Common stock

2,250

$ 10.7533

8,999

D

Option to buy common stock

$ 13.1933

10/20/2005

10/21/2005

X

563

06/21/2002

08/16/2010

Common stock

563

$ 13.1933

8,436 (4)

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
MCARTHUR CHRISTINE PO BOX 159 MCARTHUR, CA 96056	X

Signatures

Christine McArthur		02/03/2006
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	4,173 shares, ownership - direct 600 shares, ownership - indirect via ITF minor children 175 shares, ownership - indirect via self-direct IRA 175 shares, ownership - indirect via Spouse's self-directed IRA
(2)	Combination of direct and indirect holdings, see final breakdown in footnote 3 below
(3)	6,526 shares*, ownership - direct 900 shares*, ownership - indirect via ITF minor children 262 shares*, ownership - indirect via self-directed IRA 262 shares*, ownership - indirect via Spouse's self-directed IRA * also reflects 3-for-2 stock split that occured on 9/16/2005
(4)	8,436 options* currently not vested and not exercisable *also reflects 3-for-2 stock split that occued on 9/16/2005

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