UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No. 1) iBio, Inc. ---------------------------------------------------- (Name of issuer) COMMON STOCK, $0.001 PAR VALUE PER SHARE ---------------------------------------------------- (Title of class of Securities) 451033104 -------------- (CUSIP Number) November 15, 2012 ---------------------------------------------------- (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 Section 240.13d- 1(e), 240.1d-1(f) or 240.13d-1(g), check the following box. [ ] *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. CUSIP NO. 451033104 Page 2 of 10 Pages The information required on the remainder of this cover page shall not be deemed "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. 451033104 Page 3 of 10 Pages 1. NAME OF REPORTING PERSON EASTERN CAPITAL LIMITED 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [ ] 3. SEC USE ONLY 4. SOURCE OF FUNDS WC 5. CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E) [ ] 6. CITIZENSHIP OR PLACE OF ORGANIZATION CAYMAN ISLANDS NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON 7. SOLE VOTING POWER -0- 8. SHARED VOTING POWER -17,500,000- 9. SOLE DISPOSITIVE POWER -0- 10. SHARED DISPOSITIVE POWER -17,500,000- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 17,500,000 shares 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 11 [ ] EXCLUDES CERTAIN SHARES 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11 31.7% 14. TYPE OF REPORTING PERSON CO CUSIP NO. 451033104 Page 4 of 10 Pages 1. NAME OF REPORTING PERSON PORTFOLIO SERVICES LTD. 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [ ] 3. SEC USE ONLY 4. SOURCE OF FUNDS OO 5. CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E) [ ] 6. CITIZENSHIP OR PLACE OF ORGANIZATION CAYMAN ISLANDS NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON 7. SOLE VOTING POWER -0- 8. SHARED VOTING POWER -17,500,000- 9. SOLE DISPOSITIVE POWER -0- 10. SHARED DISPOSITIVE POWER -17,500,000- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 17,500,000 shares 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 11 [ ] EXCLUDES CERTAIN SHARES 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11 31.7% 14. TYPE OF REPORTING PERSON CO CUSIP No. 451033104 Page 5 of 10 Pages 1. NAME OF REPORTING PERSON KENNETH B. DART 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [ ] (b) [ ] 3. SEC USE ONLY 4. SOURCE OF FUNDS OO 5. CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(D) OR 2(E) [ ] 6. CITIZENSHIP OR PLACE OF ORGANIZATION BRITISH OVERSEAS TERRITORY CITIZEN CAYMAN ISLANDS NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON 7. SOLE VOTING POWER -0- 8. SHARED VOTING POWER -17,500,000- 9. SOLE DISPOSITIVE POWER -0- 10. SHARED DISPOSITIVE POWER -17,500,000- 11. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 17,500,000 shares 12. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW 11 [ ] EXCLUDES CERTAIN SHARES 13. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11 31.7% 14. TYPE OF REPORTING PERSON IN CUSIP NO. 451033104 Page 6 of 10 Pages ITEM 1. SECURITY AND ISSUER This Schedule 13D relates to the common stock of iBio, Inc. (the Issuer), whose principal executive offices are located at 9 Innovation Way, Suite 100, Newark, DE 19711. ITEM 2. REPORTING PERSONS This Schedule 13D is being filed by Eastern Capital Limited, Portfolio Services Ltd. and Kenneth B. Dart (collectively, the Reporting Persons). Eastern Capital Limited, 10 Market Street #773, Camana Bay, Grand Cayman, KY1-9006, Cayman Islands, BWI, a Cayman Islands corporation, is an investment entity that owns the shares of the Issuer common stock and warrants to purchase common stock reported in this Schedule 13D. Kenneth B. Dart and Mark R. VanDevelde are directors of Eastern Capital Limited. Portfolio Services Ltd., 10 Market Street #773, Camana Bay, Grand Cayman, KY1-9006, Cayman Islands, BWI, a Cayman Islands corporation, is a holding company which owns all of the outstanding stock of Eastern Capital Limited. Kenneth B. Dart and Mark R. VanDevelde are directors of Portfolio Services Ltd. Kenneth B. Dart, P. O. Box 31300 SMB, Grand Cayman, Cayman Islands, BWI, a British Overseas Territory Citizen / Cayman Islands and businessman, is the beneficial owner of all of the outstanding stock of Portfolio Services Ltd. Mr. Dart is also the President of Dart Container Corporation, a manufacturer of food service products, of 500 Hogsback Road, Mason, MI 48854. In the last five years, none of the persons listed above have been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors). In the last five years, none of the persons listed above was a party to a civil proceeding of a judicial or administrative body of competent jurisdiction. CUSIP NO. 451033104 Page 7 of 10 Pages ITEM 3. SOURCE OF FUNDS The source of funds used to acquire the shares of the Issuer common stock and warrants was the working capital of Eastern Capital Limited. ITEM 4. PURPOSE OF TRANSACTION The Reporting Persons acquired the Issuer securities for investments purposes. The Reporting Persons currently have no plans or proposals which relate to or would result in any transaction, event or action enumerated in paragraphs (a) through (j) of Item 4 of Schedule 13D. ITEM 5. INTEREST IN SECURITIES OF THE ISSUER Item 5(a)-(b) The numbers shown below include 7,500,000 shares of the Issuer common stock which may become outstanding upon the exercise of warrants held by Eastern Capital Limited that are currently exercisable. Eastern Capital Limited beneficially owns 17,500,000 shares of the Issuer common stock, representing 31.7% of the Issuer outstanding common stock. Eastern Capital Limited has shared voting and dispositive power of the shares it beneficially owns with its parent, Portfolio Services Ltd. and Kenneth B. Dart. Portfolio Services Ltd., as the owner of all of the outstanding shares of Eastern Capital Limited, indirectly beneficially owns 17,500,000 shares of the Issuer common stock, representing 31.7% of the Issuer outstanding common stock. Portfolio Services Ltd. has shared voting and dispositive power of the shares it beneficially owns. As a result of Kenneth B. Dart ownership of all of the outstanding shares of Portfolio Services Ltd., he indirectly beneficially owns 17,500,000 shares of the Issuer common stock, representing 31.7% of the Issuer outstanding common stock. Kenneth B. Dart CUSIP NO. 451033104 Page 8 of 10 Pages has shared voting and dispositive power of the shares he beneficially owns. Item 5(c) On January 10, 2012, as part of a primary offering of securities by the Issuer, Eastern Capital Limited agreed to purchase 10,000,000 shares of the Issuer common stock at a price per share equal to $0.65. The purchase was effected through Roth Capital Partners LLC, pursuant to an underwriting agreement entered into between Roth Capital Partners LLC and the Issuer. Items 5(d) and (e) - Not applicable ITEM 6. CONTRACTS, ARRANGEMENTS, UNDERSTANDINGS OR RELATIONSHIPS WITH RESPECT TO SECURITIES OF THE ISSUER In addition to the shares of the Issuer common stock beneficially owned by the Reporting Persons, the Reporting Persons beneficially own warrants that may be exercised to acquire an additional 7,500,000 shares of the Issuer common stock. The warrants were acquired at the same time the Reporting Persons acquired the Issuer common stock. The warrants, which became exercisable on January 14, 2013, allow the Reporting Persons to acquire one share of the Issuer common stock for each warrant exercised, at a strike price of $0.88 per share. The warrants expire pursuant to their terms on January 10, 2014. A copy of the form of warrant is filed as Exhibit B to the original Schedule 13D filed with the Securities and Exchange Commission on January 19, 2012, and is incorporated by reference herein. ITEM 7. MATERIAL TO BE FILED AS EXHIBITS Exhibit A - Joint Filing Agreement Exhibit B - Form of Warrant (previously filed as Exhibit B to the Schedule 13D filed with the SEC on January 19, 2012 and incorporated herein by reference) CUSIP NO. 451033104 Page 9 of 10 Pages 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. EASTERN CAPITAL LIMITED /s/ Kenneth B. Dart BY: Kenneth B. Dart, Director 13 February 2013 PORTFOLIO SERVICES LTD. /s/ Kenneth B. Dart BY: Kenneth B. Dart, Director 13 February 2013 /s/ Kenneth B. Dart BY: Kenneth B. Dart 13 February 2013 CUSIP NO. 451033104 Page 10 of 10 Pages EXHIBIT A JOINT FILING AGREEMENT The undersigned agree to the joint filing of Schedule 13D (including any and all amendments thereto) with respect to the shares of common stock of iBio, Inc. The undersigned further agree and acknowledge that each shall be responsible for the timely filing of such amendments, and for the completeness and accuracy of the information concerning it contained therein, but shall not be responsible for the completeness and accuracy of the information concerning the other, except to the extent that it knows or has reason to believe that such information is inaccurate. EASTERN CAPITAL LIMITED /s/ Kenneth B. Dart BY: Kenneth B. Dart, Director 13 February 2013 PORTFOLIO SERVICES LTD. /s/ Kenneth B. Dart BY: Kenneth B. Dart, Director 13 February 2013 /s/ Kenneth B. Dart BY: Kenneth B. Dart 13 February 2013