Omega Advisors released its 13F for the quarter ending Dec. 2017. Below is a summary.

New Stakes
Amicus Therapeutics, Inc. (NASDAQ: FOLD) new 100,000 share position
Blueprint Medicines (NASDAQ: BPMC) new 75,000 share position
CBS Corp. (NYSE: CBS) new 318,000 share position
CEMEX S.A.B. DE C.V. (NYSE: CX) new 1,700,000 share position
Citigroup Inc. (NYSE: C) new 130,000 share position
GAM & LEISURE-REIT (NASDAQ: GLPI) new 275,000 share position
GW PHARM SP ADS (NASDAQ: GWPH) new 30,000 share position
Humana Inc. (NYSE: HUM) new 171,353 share position
MongoDB (NASDAQ: MDB) new 150,000 share position
Mylan Inc. (NASDAQ: MYL) new 237,000 share position
New York Community Bancorp, Inc. (NYSE: NYB) new 750,000 share position
Proteostasis Therapeutics (NASDAQ: PTI) new 150,000 share position
SPDR GOLD TRUST, SPDR GOLD SHARES (NYSE: GLD) new 140,000 share position
SPDR S&P RETAIL ETF (NYSE: XRT) new 250,000 share position
Wells Fargo (NYSE: WFC) new 609,700 share position

Raised Stakes
Adobe Systems Inc (NASDAQ: ADBE) raised from 145,000 shares to 207,000 shares
AMC NETWORKS-A (NASDAQ: AMCX) raised from 1,353,517 shares to 2,885,028 shares
ASHLAND, Inc. (NYSE: ASH) raised from 541,509 shares to 704,000 shares
Autodesk Inc (NASDAQ: ADSK) raised from 93,400 shares to 168,400 shares
Dell Technologies Inc. (NYSE: DVMT) raised from 505,000 shares to 636,914 shares
DISH Network Corp. (NASDAQ: DISH) raised from 1,102,141 shares to 1,110,641 shares
DXC TECHNOLOGY (NYSE: DXC) raised from 200,000 shares to 275,000 shares
ENTERGY TRANSFER EQUITY, L.P. (NYSE: ETE) raised from 505,600 shares to 1,041,700 shares
Facebook (NASDAQ: FB) raised from 236,200 shares to 281,200 shares
Hess Corporation (NYSE: HES) raised from 983,800 shares to 1,669,600 shares
INSMED (NASDAQ: INSM) raised from 150,000 shares to 155,000 shares
MGM RESORTS INTERNATIONAL (NYSE: MGM) raised from 776,190 shares to 831,990 shares
Nabors Industries Ltd. (NYSE: NBR) raised from 2,538,500 shares to 6,701,414 shares
OCWEN FINANCIAL CORPORATION (NYSE: OCN) raised from 8,662,342 shares to 11,052,744 shares
PARSLEY ENERGY (NYSE: PE) raised from 285,000 shares to 1,767,694 shares
Shire pic (NASDAQ: SHPG) raised from 653,977 shares to 980,356 shares
Sinclair Broadcast Group, Inc. (NASDAQ: SBGI) raised from 1,422,654 shares to 1,656,154 shares
THL CREDIT (NASDAQ: TCRD) raised from 120,000 shares to 150,000 shares
UNITED CONTINENTAL HOLDINGS, Inc. (NYSE: UAL) raised from 1,774,629 shares to 2,247,329 shares
ZYNGA (NASDAQ: ZNGA) raised from 9,192,643 shares to 10,228,806 shares

Lowered Stakes
AERCAP HOLDINGS N.V. (NYSE: AER) lowered from 2,151,435 shares to 1,541,846 shares
ALLY FINANCIAL, Inc. (NYSE: ALLY) lowered from 893,868 shares to 872,368 shares
ALTISOURCE REG (NASDAQ: ASPS) lowered from 1,328,182 shares to 1,229,540 shares
American International Group, Inc. (NYSE: AIG) lowered from 841,740 shares to 526,237 shares
Ball Corp (NYSE: BLL) lowered from 1,264,400 shares to 501,955 shares
FIRST DATA (NYSE: FDC) lowered from 9,065,713 shares to 8,065,713 shares
HARBINGER GROUP, Inc. (NYSE: HRG) lowered from 1,132,800 shares to 857,100 shares
INTELSAT S. A. (NYSE: I) lowered from 1,000,000 shares to 305,187 shares
Loral Space and Communications, Inc. (NASDAQ: lorl) lowered from 1,211,938 shares to 1,067,180 shares
Microsoft Corp. (NASDAQ: MSFT) lowered from 1,162,070 shares to 1,119,070 shares
NEW MEDIA INVESTMENT GROUP, Inc. (NYSE: NEWM) lowered from 2,742,051 shares to 2,621,581 shares
New Oriental Energy & Chemical Corp. Common Stock (NYSE: OEC) lowered from 250,000 shares to 150,000 shares
PayPal (NASDAQ: PYPL) lowered from 892,900 shares to 499,600 shares
PENNYMAC FINANCIAL SERVICES, Inc. (NYSE: PFSI) lowered from 1,619,916 shares to 1,481,975 shares
PVH Corp. (NYSE: PVH) lowered from 448,338 shares to 432,838 shares
Synchrony Financial (NYSE: SYF) lowered from 1,311,867 shares to 1,242,567 shares
Time (NYSE: TIME) lowered from 4,960,004 shares to 608,913 shares
WPX ENERGY, Inc. (NYSE: WPX) lowered from 4,645,598 shares to 4,569,898 shares

Liquidated Stakes
A. Schulman (NASDAQ: SHLM) liquidated
Aetna Inc (NYSE: AET) liquidated
Beacon Roofing Supply, Inc. (NASDAQ: BECN) liquidated
BERRY PLASTICS GROUP, Inc. (NYSE: BERY) liquidated
Catalent (NYSE: CTLT) liquidated
CoStar Group, Inc. (NASDAQ: CSGP) liquidated
Cotiviti Holdings, Inc. (NYSE: COTV) liquidated
COVANTA HOLDING CORPORATION (NYSE: CVA) liquidated
ENERGY TRANSFER PARTNERS, L.P. (NYSE: ETP) liquidated
FIDELITY NATIONAL FINANCIAL, INC. CLASS A COMMON STOCK (NYSE: FNF) liquidated
FOUNDATION BUILDING MATERIALS (: FBH) liquidated
GIGAMON, Inc. (NYSE: GIMO) liquidated
GoDaddy (NYSE: GDDY) liquidated
Incyte Genomics, Inc. (NASDAQ: INCY) liquidated
ISHARES U.S. REAL ESTATE ETF (NYSE: IYR) liquidated
KRATOS DEF&SEC (NASDAQ: KTOS) liquidated
NEW RESIDENTIAL INVESTMENT CORP (NYSE: NRZ) liquidated
NORWEGIAN CRUISE LINE HOLDINGS (NASDAQ: NCLH) liquidated
PORTOLA PHARMAC (NASDAQ: PTLA) liquidated
PetroQuest Energy (NYSE: PQ) liquidated
Triton International Limited (NYSE: TRTN) liquidated
WILDHORSE RESOURCE DEVELOPMENT (NYSE: WRD) liquidated
WILLIAM LYON HOMES (NYSE: WLH) liquidated
Zayo Group (NYSE: ZAYO) liquidated

Maintained Stakes
ACCELERON PHARMA (NASDAQ: XLRN) maintained 50,000 share stake
ALPHABET (NASDAQ: GOOGL) maintained 162,435 share stake
Amazon.com Inc (NASDAQ: AMZN) maintained 10,640 share stake
AMERICAN AIRLINES (NASDAQ: AAL) maintained 178,400 share stake
ARBOR REALTY TRUST, Inc. (NYSE: ABR) maintained 81,000 share stake
CHIMERA INVESTMENT CORP. (NYSE: CIM) maintained 60,000 share stake
Eastman Chemical (NYSE: EMN) maintained 464,813 share stake
ELLINGTON FINANCIAL LLC (NYSE: EFC) maintained 60,000 share stake
Expedia Inc. (NASDAQ: EXPE) maintained 195,497 share stake
MAXLINEAR, Inc. (NYSE: MXL) maintained 1,862,795 share stake
MDC Partners Inc. Class A (NASDAQ: MDCA) maintained 45,000 share stake
MVC CAPITAL, Inc. (NYSE: MVC) maintained 200,000 share stake
NAVIENT (NASDAQ: NAVI) maintained 1,801,188 share stake
NetFlix Inc. (NASDAQ: NFLX) maintained 65,000 share stake
NEW SENIOR INVESTMENT GROUP (NYSE: SNR) maintained 70,000 share stake
TRINITY INDUSTRIES, Inc. (NYSE: TRN) maintained 1,295,049 share stake
VALVOLINE (NYSE: VVV) maintained 2,223,140 share stake