SC 13G 1 pethelor.txt 5/31/01 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Original Filing) (Name of Issuer) "Petroleum Helicopters, Inc." (Title of Class of Securities) Common Stock (CUSIP Number) 716604103 (Date of Event Which Requires Filing of this Statement) 5/31/01 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [ x ]Rule 13d-1(b) [ ]Rule 13d-1(c) [ ]Rule 13d-1(d) *The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). CUSIP No. 716604103 1.Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only). Strong Capital Management, Inc. 39-1213042 ............................................................................. 2. Check the Appropriate Box if a Member of a Group (See Instructions) (a)............................................................................. (b)............................................................................. 3.SEC Use Only ............................................................................... 4.Citizenship or Place of Organization Wisconsin ............................................................... Number of Shares Beneficially Owned by Each Reporting Person With 5.Sole Voting Power 193,840.................................................................. 6.Shared Voting Power 0 ....................................................................... 7.Sole Dispositive Power 279,820.......................................... 8.Shared Dispositive Power 0 ....................................................................... 9.Aggregate Amount Beneficially Owned by Each Reporting Person 10.0%.............................................................. 10.Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions) N/A ................................. 11.Percent of Class Represented by Amount in Row (11) 10.0%...................................................................... 12.Type of Reporting Person (See Instructions) IA.................................................................... CUSIP No. 716604103 1.Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only). Richard S. Strong ....................................................... 2. Check the Appropriate Box if a Member of a Group (See Instructions) (a)................................................................... (b)................................................................... 3.SEC Use Only ...................................................................... 4.Citizenship or Place of Organization U.S.A. .................................................................. Number of Shares Beneficially Owned by Each Reporting Person With 5.Sole Voting Power 193,840................................................................... 6.Shared Voting Power 0 ....................................................................... 7.Sole Dispositive Power 279,820.......................................... 8.Shared Dispositive Power 0 ....................................................................... 9.Aggregate Amount Beneficially Owned by Each Reporting Person 10.0%............................................................. 10.Check if the Aggregate Amount in Row (11) Excludes Certain Shares (See Instructions) N/A ................................. 11.Percent of Class Represented by Amount in Row (11) 10.0%...................................................................... 12.Type of Reporting Person (See Instructions) IN.................................................................... Item 1. (a) The name of the issuer is: Petroleum Helicopters, Inc. (the "Issuer") (b) The principal executive office of the Issuer is: 2121 Airline Drive, Suite 400, P.O. Box 578, Metairie, Louisiana, 70001-5979 Item 2. (a) The names of the persons filing this statement are: Strong Capital Management, Inc. and Richard S. Strong, (collectively, the ""Filers"")." (b) The principal business office of Strong Capital Management, Inc. and Richard S. Strong is: 100 Heritage Reserve, Menomonee Falls, WI 53051 (c) See Item 4 of the cover sheet for each Filer. (d) This statement relates to shares of the common stock of the Issuer (the "Stock"). (e) The CUSIP number of the Stock is 716604103. Item 3.If this statement is filed pursuant to ss.ss.240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a: (a)[ ]Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o). (b)[ ]Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c). (c)[ ]Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c). (d)[ ___ ]Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C 80a-8). (e)[ x ]An investment adviser in accordance withss.240.13d-1(b)(1)(ii)(E); (f)[ ]An employee benefit plan or endowment fund in accordance with ss.240.13d-1(b)(1)(ii)(F); (g)[ x ]A parent holding company or control person in accordance withss. 240.13d-1(b)(1)(ii)(G); (h)[ ]A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813); (i)[ ___ ]A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3); (j)[ ]Group, in accordance withss.240.13d-1(b)(1)(ii)(J). Item 4.Ownership.* See Items 5-9 and 11 on the cover page for each Filer. *Previously, we've erroneously filed for our ownership of the non-voting _______ Petroleum Helicopters, Inc. common stock, cusip number 716604202. We will no longer be updating that filing as non-voting shares do not fall under ____ the requirements on Schedule 13G. Item 5.Ownership of Five Percent or Less of a Class If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [ ]. Item 6.Ownership of More than Five Percent on Behalf of Another Person. Strong Capital Management, Inc. is a registered investment advisor whose clients, have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the Stock. Richard S. Strong is the Chairman of the Board of Strong Capital Management, Inc. No individual client's holdings of the Stock are more than five percent of the outstanding Stock. Item 7.Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company Not applicable. Item 8.Identification and Classification of Members of the Group Not applicable Item 9.Notice of Dissolution of Group Not applicable Item 10.Certification By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect. SIGNATURE After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Dated: June 7, 2001 /S/Constance R. Wick Constance R. Wick Assistant Executive Vice President