Filing Details

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13D* (Rule 13d-101) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(a) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(a) Under the Securities Exchange Act of 1934 (Amendment No. ) Cosan LTD (Name of Issuer) Class A common shares (Title of Class of Securities) G25353 107 (CUSIP Number) Solvi M. Tonning SKAGEN Funds (SKAGEN AS) P.O. Box 160, N-4001 Stavanger Norway (47) 51 21 38 31 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) March 23, 2018 (Date of Event which Requires Filing of This Statement) If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of Rule 13d-1(e), 13d-1(f) or 13d-1(g), check the following box. [ ] NOTE: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See Rule 13d-7 for other parties to whom copies are to be sent. (Continued on following pages) (Page 1 of 6 Pages) 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 disclosures provided in a prior cover page.

The information required on 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. G25353 107 SCHEDULE 13D PAGE 2 OF 6 PAGES 1 NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) SKAGEN Funds, Mutual funds managed by SKAGEN AS,ORG.NO 867 762 732 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) [ ] (b) [ ] 3 SEC USE ONLY 4 SOURCE OF FUNDS* 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDING IS REQUIRED PURSUANT TO ITEM 2(d) or 2(e) [ ] 6 CITIZENSHIP OR PLACE OF ORGANIZATION Norway 7 SOLE VOTING POWER -0- NUMBER OF 8 SHARED VOTING POWER SHARES BENEFICIALLY -0- OWNED BY EACH 9 SOLE DISPOSITIVE POWER REPORTING PERSON WITH -0- 10 SHARED DISPOSITIVE POWER -0- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH PERSON March 23, 2018 7,310,431 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES* [ ] 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) March 23, 2018 4,98 % 14 TYPE OF REPORTING PERSON* IV (Investment company) * SEE INSTRUCTIONS BEFORE FILLING OUT! CUSIP NO. G25353 107 SCHEDULE 13D PAGE 4 OF 6 PAGES Item 3. Source and Amount of Funds or Other Consideration. The Shares beneficially owned by the Reporting Person were acquired with investment funds in the mutual funds under management. Item 4 Purpose of Transaction. The Reporting Person acquired the Shares for investment in the ordinary course of business. Except as set forth herein, neither the Reporting Person nor the Investment Director have any present plan or proposal that would relate to or result in any of the matters set forth in subparagraphs (a) - (j) of Item 4 of Schedule 13D. The Reporting Person intends to review its investment in the Issuer on a continuing basis. Depending on various factors including, without limitation,the Issuer's financial position and strategic direction, price levels of the Shares, conditions in the securities market and general economic and industry conditions, the Reporting Person may in the future take such actions with respect to its investment in the Issuer as it deems appropriate including,without limitation, purchasing additional Shares or selling some or all of its Shares, and, alone or with others, pursuing discussions with the Issuer, other stockholders and third parties with regard to its investment in the Issuer,and/or otherwise changing its intention with respect to any and all matters referred to in Item 4 of Schedule 13D. Item 5. Interest in Securities of the Company. (a) The aggregate percentage of Shares reported to be beneficially owned by the Reporting Person is based upon the total of 146 867 000 Class A shares outstanding, registered at Bloomberg March 23, 2018. As of the close of business on March 23, 2018, the Reporting Person beneficially owned 4,98 % of the shares outstanding. CUSIP NO. G25353 107 SCHEDULE 13D PAGE 5 OF 6 PAGES (b) The Reporting Person voting and dispositive powers over more than 5 % of the Shares, which powers are exercised by the Investment Director. (See details in (C) below) (c) Information concerning transactions in the Shares effected by the Reporting Person during the past sixty days is: SALES: Trade Settle Date Date Quantity 24.01.2018 26.01.2018 35511 24.01.2018 26.01.2018 48250 25.01.2018 29.01.2018 301750 01.02.2018 05.02.2018 143009 05.02.2018 07.02.2018 2691 12.02.2018 14.02.2018 82500 13.02.2018 15.02.2018 6300 14.02.2018 16.02.2018 100000 15.02.2018 20.02.2018 56569 20.02.2018 22.02.2018 254631 22.02.2018 26.02.2018 53268 23.02.2018 27.02.2018 100 26.02.2018 28.02.2018 66632 27.02.2018 01.03.2018 64607 28.02.2018 02.03.2018 6100 02.03.2018 06.03.2018 1500 05.03.2018 07.03.2018 4500 06.03.2018 08.03.2018 160500 07.03.2018 09.03.2018 8600 09.03.2018 13.03.2018 123900 12.03.2018 14.03.2018 95800 13.03.2018 15.03.2018 15617 14.03.2018 16.03.2018 18016 21.03.2018 23.03.2018 38700 22.03.2018 26.03.2018 5205 23.03.2018 27.03.2018 67484 (d) No person (other than the Reporting Person) is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the Shares. (e) Not applicable. Item 6. Contracts, Arrangements, Understandings or Relationships with Respect to Securities of the Company. Except as otherwise set forth herein, the Reporting Person does not have any contract, arrangement, understanding or relationship with any person with respect to any securities of the Issuer. Item 7. Material to be Filed as Exhibits. Not applicable CUSIP NO. G25353 107 SCHEDULE 13D PAGE 6 OF 6 PAGES SIGNATURES 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: April 3, 2018 SKAGEN Funds (SKAGEN AS) BY: /s/ Solvi M. Tonning Name: Solvi M. Tonning Title: Business Support and Compliance BY: /s/ Alexandra Morris Name: Alexandra Morris Title: Investmetn Director