UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933 ATTENTION: Transmit for filing 3 copies of this form concurrently with either placing an order with a broker to execute sale or executing a sale directly with a market maker. --------------------------------------------------------------------------------------------------------------------------------- 1 (a) NAME OF ISSUER (Please type or print) (b) I.R.S. IDENT. NO. (c) S.E.C. FILE NO. Simmons First National Corporation 71-0407808 0-6253 --------------------------------------------------------------------------------------------------------------------------------- 1 (d) ADDRESS OF ISSUER STREET CITY STATE ZIP CODE (e) TELEPHONE NO. AREA CODE NUMBER P. O. Box 7009 Pine Bluff AR 71611 870 541-1000 --------------------------------------------------------------------------------------------------------------------------------- 2 (a) NAME OF PERSON FOR WHOSE ACCOUNT THE (b) I.R.S. IDENT. NO.(c) RELATIONSHIP (d) ADDRESS STREET CITY STATE ZIP CODE SECURITIES ARE TO BE SOLD TO ISSUER E. T. May Trust, J. Thomas May, Ttee 20-7054126 Officer 2011 Country Club Lane Pine Bluff AR 71603 --------------------------------------------------------------------------------------------------------------------------------- INSTRUCTION: The person filing this notice should contact the issuer to obtain the I.R.S. Identification Number and the S.E.C. File Number 3(a) (b) SEC USE ONLY (c) (d) (e) (f) (g) Title of the Name and Address of Broker-Dealer Number of Shares Aggregate Number of Approximate Name of Each Class of Each Broker Through File Number or Other Units Market Shares or Date of Sale Securities Securities Whom the Securities To Be Sold Value Other Units Exchange To Be Sold are to be Offered or Outstanding Each Market Maker who is Acquiring the Securities (See instr. (See instr. (See instr. (See instr. (See instr. 3(c)) 3(d)) 3(e)) 3(f)) 3(g)) (MO. DAY YR.) --------------------------------------------------------------------------------------------------------------------------------- COMMON UBS FINANCIAL SERVICES INC. 19,751 $622,749.03 14,196,589 ASAP NASDAQ --------------------------------------------------------------------------------------------------------------------------------- INSTRUCTIONS: 1. (a) Name of issuer 3. (a) Title of the class of securities to be sold (b) Issuer's I.R.S. Identification Number (b) Name and address of each broker through whom (c) Issuer's S.E.C. file number, if any the securities are intended to be sold (d) Issuer's address, including zip code (c) Number of shares or other units to be sold (e) Issuer's telephone number, including area code (if debt securities, give the aggregate face amount) (d) Aggregate market value of the securities to be sold as 2. (a) Name of person for whose account the of a specified date within 10 days prior to the securities are to be sold filing of this notice (b) Such person's I.R.S. identification number, (e) Number of shares or other units of the class if such person is an entity outstanding, or if debt securities the face (c) Such person's relationship to the amount thereof outstanding, as shown by the most issuer (e.g., officer, director, 10% recent report or statement published by the issuer stockholder, or member of immediate family (f) Approximate date on which the securities are to be sold of any of the foregoing) (g) Name of each securities exchange, if any, on which (d) Such person's address, including zip code the securities are intended to be sold Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. TABLE I--SECURITIES TO BE SOLD Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the Payment of all or any part of the purchase price or other consideration therefor: --------------------------------------------------------------------------------------------------------------------------------- Name of Person From Whom Amount of Title of Date You Nature of Acquisition Transaction Acquired Securities Date of Nature of the Class Acquired (If Gift, Also Acquired Payment Payment Give Date Donor Acquired) --------------------------------------------------------------------------------------------------------------------------------- Common 7/1/2001 Gift upon Creation of Trust E. T. May 8,669.0087 When acq. Cash (acquired in various transactions between July 1988 and July, 2001) --------------------------------------------------------------------------------------------------------------------------------- Common 7/2/2001- Stock Dividend and Dividend Issuer 11,081.9913 When acq. No Payment 10/3/2006 Reinvestment Plan required --------------------------------------------------------------------------------------------------------------------------------- INSTRUCTIONS: If the securities were purchased and full payment therefore was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid. ================================================================================================================================= TABLE II--SECURITIES SOLD DURING THE PAST THREE MONTHS Furnish The Following Information as to All Securities of The Issuer Sold During The Past Three Months By The Person For Whose Account The Securities Are To Be Sold. --------------------------------------------------------------------------------------------------------------------------------- Amount of Name and Address of Seller Title of Securities To Be Sold. Date of Sale Securities Sold Gross Proceeds None --------------------------------------------------------------------------------------------------------------------------------- REMARKS: INSTRUCTIONS: ATTENTION: See the definition of "person" in paragraph (a) of Rule The person for whose account the securities to which 144. Information is to be given not only as to the this notice relates are to be sold hereby represents by person for whose account the securities are to be sold signing this notice that he does not know any material but also as to all other persons included in that adverse information in regard to the current and definition. In addition, information shall be given as prospective operations of the issuer of the securities to sales by all persons whose sales are required by to be sold which has not been publicly disclosed. paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice. October 25, 2006 /s/ J. Thomas May ---------------------------------------------- ------------------------------------ DATE OF NOTICE (SIGNATURE) The notice shall be signed by the persons for whose account the securities are to be sold. At least one copy of the notice shall be manually signed. Any copies not manually signed shall bear typed or printed signatures. ================================================================================================================================= ATTENTION: INTERNATIONAL MISSTATEMENTS OR OMISSION OF FACTS CONSTITUTE FEDERAL CRIMINAL VIOLATIONS (SEE 18 U.S.C. 1001). =================================================================================================================================