The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
OMB APPROVAL
OMB Number: 3235-0006
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hours per response: 23.8
COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
Abbvie Inc COM 00287Y109 6,937,700 110,000 SH   SOLE   0 0 110,000
Abiomed Inc COM 003654100 10,929,300 85,000 SH   SOLE   0 0 85,000
Acadia Pharmaceuticals Inc COM 004225108 1,590,500 50,000 SH   SOLE   0 0 50,000
Achillion Pharmaceuticals COM 00448Q201 2,154,600 266,000 SH   SOLE   0 0 266,000
Adamas Pharmaceuticals Inc COM 00548A106 2,133,300 130,000 SH   SOLE   0 0 130,000
Adverum Biotechnologies Inc COM 00773U108 632,965 154,006 SH   SOLE   0 0 154,006
Aetna Inc COM 00817Y108 4,848,900 42,000 SH   SOLE   0 0 42,000
Alexion Pharmaceuticals Inc COM 015351109 19,814,963 161,702 SH   SOLE   0 0 161,702
Alkermes Plc SHS G01767105 8,258,421 175,599 SH   SOLE   0 0 175,599
Allergan Plc SHS G0177J108 18,309,645 79,500 SH   SOLE   0 0 79,500
Alnylam Pharmaceuticals Inc COM 02043Q107 8,811,400 130,000 SH   SOLE   0 0 130,000
Amerisourcebergen Corp COM 03073E105 4,281,340 53,000 SH   SOLE   0 0 53,000
Amgen Inc COM 031162100 9,174,550 55,000 SH   SOLE   0 0 55,000
Anthem Inc COM 036752102 8,450,155 67,434 SH   SOLE   0 0 67,434
Anthera Pharmaceuticals Inc COM 03674U201 945,000 300,000 SH   SOLE   0 0 300,000
Ariad Pharmaceuticals Inc COM 04033A100 9,240,750 675,000 SH   SOLE   0 0 675,000
Array Biopharma Inc COM 04269X105 3,712,500 550,000 SH   SOLE   0 0 550,000
Biogen Inc COM 09062X103 17,842,710 57,000 SH   SOLE   0 0 57,000
Biomarin Pharmaceutical Inc COM 09061G101 12,952,800 140,000 SH   SOLE   0 0 140,000
Bristol-Myers Squibb Co COM 110122108 12,779,040 237,000 SH   SOLE   0 0 237,000
Cardinal Health Inc COM 14149Y108 4,273,500 55,000 SH   SOLE   0 0 55,000
Catabasis Pharmaceuticals In COM 14875P107 616,000 100,000 SH   SOLE   0 0 100,000
Caterpillar Inc COM 149123101 193,341 2,178 SH   SOLE   0 0 2,178
Celgene Corp COM 151020104 19,442,580 186,000 SH   SOLE   0 0 186,000
Cempra Inc COM 15130J109 3,896,200 161,000 SH   SOLE   0 0 161,000
Centene Corp COM 15135B101 5,356,800 80,000 SH   SOLE   0 0 80,000
Chimerix Inc COM 16934W106 3,047,000 550,000 SH   SOLE   0 0 550,000
Cigna Corp COM 125509109 10,946,880 84,000 SH   SOLE   0 0 84,000
Coherus Biosciences Inc COM 19249H103 3,517,740 131,357 SH   SOLE   0 0 131,357
Concert Pharmaceuticals Inc COM 206022105 304,301 30,099 SH   SOLE   0 0 30,099
Cooper Cos Inc/The COM 216648402 3,585,200 20,000 SH   SOLE   0 0 20,000
Cvs Health Corp COM 126650100 14,238,400 160,000 SH   SOLE   0 0 160,000
Davita Inc COM 23918K108 3,633,850 55,000 SH   SOLE   0 0 55,000
Dexcom Inc COM 252131107 5,697,900 65,000 SH   SOLE   0 0 65,000
Dynavax Technologies Corp COM 268158201 3,147,000 300,000 SH   SOLE   0 0 300,000
Edwards Lifesciences Corp COM 28176E108 6,630,800 55,000 SH   SOLE   0 0 55,000
Eli Lilly & Co COM 532457108 20,466,300 255,000 SH   SOLE   0 0 255,000
Endo International Plc SHS G30401106 7,258,030 360,200 SH   SOLE   0 0 360,200
Endologix Inc COM 29266S106 5,568,000 435,000 SH   SOLE   0 0 435,000
Esperion Therapeutics Inc COM 29664W105 1,800,500 130,000 SH   SOLE   0 0 130,000
Exelixis Inc COM 30161Q104 7,674,000 600,000 SH   SOLE   0 0 600,000
Express Scripts Holding Co COM 30219G108 7,828,830 111,000 SH   SOLE   0 0 111,000
Exxon Mobil Corp COM 30231G102 183,463 2,102 SH   SOLE   0 0 2,102
Fibrogen Inc COM 31572Q808 2,152,800 104,000 SH   SOLE   0 0 104,000
Ford Motor Co COM 345370860 176,355 14,611 SH   SOLE   0 0 14,611
Gilead Sciences Inc COM 375558102 16,401,892 207,304 SH   SOLE   0 0 207,304
Glaukos Corp COM 377322102 192,474 5,100 SH   SOLE   0 0 5,100
Halliburton Co COM 406216101 189,887 4,231 SH   SOLE   0 0 4,231
Halozyme Therapeutics Inc COM 40637H109 3,020,000 250,000 SH   SOLE   0 0 250,000
Hca Holdings Inc COM 40412C101 8,319,300 110,000 SH   SOLE   0 0 110,000
Hologic Inc COM 436440101 6,989,400 180,000 SH   SOLE   0 0 180,000
Horizon Pharma Plc SHS G4617B105 6,617,450 365,000 SH   SOLE   0 0 365,000
Humana Inc COM 444859102 4,422,250 25,000 SH   SOLE   0 0 25,000
Incyte Corp COM 45337C102 17,443,650 185,000 SH   SOLE   0 0 185,000
Insulet Corp COM 45784P101 2,333,580 57,000 SH   SOLE   0 0 57,000
Intercept Pharmaceuticals In COM 45845P108 1,645,900 10,000 SH   SOLE   0 0 10,000
Intl Business Machines Corp COM 459200101 181,566 1,143 SH   SOLE   0 0 1,143
Intra-Cellular Therapies Inc COM 46116X101 2,057,400 135,000 SH   SOLE   0 0 135,000
Jazz Pharmaceuticals Plc SHS G50871105 7,288,800 60,000 SH   SOLE   0 0 60,000
Johnson & Johnson COM 478160104 1,771,950 15,000 SH   SOLE   0 0 15,000
Jpmorgan Chase & Co COM 46625H100 178,994 2,688 SH   SOLE   0 0 2,688
Keryx Biopharmaceuticals COM 492515101 2,655,589 500,111 SH   SOLE   0 0 500,111
Kite Pharma Inc COM 49803L109 5,027,400 90,000 SH   SOLE   0 0 90,000
Laboratory Crp Of Amer Hldgs COM 50540R409 4,124,400 30,000 SH   SOLE   0 0 30,000
Lion Biotechnologies Inc COM 53619R102 5,349,500 650,000 SH   SOLE   0 0 650,000
Macrogenics Inc COM 556099109 4,187,400 140,000 SH   SOLE   0 0 140,000
Mckesson Corp COM 58155Q103 4,168,750 25,000 SH   SOLE   0 0 25,000
Mednax Inc COM 58502B106 596,250 9,000 SH   SOLE   0 0 9,000
Medtronic Plc SHS G5960L102 14,608,339 169,078 SH   SOLE   0 0 169,078
Merck & Co. Inc. COM 58933Y105 12,482,000 200,000 SH   SOLE   0 0 200,000
Microsoft Corp COM 594918104 180,864 3,140 SH   SOLE   0 0 3,140
Mirati Therapeutics Inc COM 60468T105 330,500 50,000 SH   SOLE   0 0 50,000
Nektar Therapeutics COM 640268108 6,700,200 390,000 SH   SOLE   0 0 390,000
Neurocrine Biosciences Inc COM 64125C109 2,025,600 40,000 SH   SOLE   0 0 40,000
Neuroderm Ltd SHS M74231107 2,672,656 144,546 SH   SOLE   0 0 144,546
Nevro Corp COM 64157F103 5,146,427 49,300 SH   SOLE   0 0 49,300
Nxstage Medical Inc COM 67072V103 3,631,047 145,300 SH   SOLE   0 0 145,300
Ocular Therapeutix Inc COM 67576A100 274,800 40,000 SH   SOLE   0 0 40,000
Omnicell Inc COM 68213N109 4,539,967 118,537 SH   SOLE   0 0 118,537
Orexigen Therapeutics Inc COM 686164302 398,400 120,000 SH   SOLE   0 0 120,000
Perrigo Co Plc SHS G97822103 3,231,550 35,000 SH   SOLE   0 0 35,000
Pfizer Inc COM 717081102 18,809,874 555,355 SH   SOLE   0 0 555,355
Portola Pharmaceuticals Inc COM 737010108 2,743,482 120,805 SH   SOLE   0 0 120,805
Qualcomm Inc COM 747525103 196,526 2,869 SH   SOLE   0 0 2,869
Radius Health Inc COM 750469207 4,056,750 75,000 SH   SOLE   0 0 75,000
Regeneron Pharmaceuticals COM 75886F107 11,859,590 29,500 SH   SOLE   0 0 29,500
Regulus Therapeutics Inc COM 75915K101 990,000 300,000 SH   SOLE   0 0 300,000
Revance Therapeutics Inc COM 761330109 3,404,100 210,000 SH   SOLE   0 0 210,000
Rigel Pharmaceuticals Inc COM 766559603 5,138,000 1,400,000 SH   SOLE   0 0 1,400,000
Rite Aid Corp COM 767754104 2,307,000 300,000 SH   SOLE   0 0 300,000
Shire Plc SPONSORED ADR 82481R106 26,595,290 409,858 SH   SOLE   0 0 409,858
Supernus Pharmaceuticals Inc COM 868459108 6,677,100 270,000 SH   SOLE   0 0 270,000
Tandem Diabetes Care Inc COM 875372104 1,792,440 234,000 SH   SOLE   0 0 234,000
Tesaro Inc COM 881569107 2,155,160 21,500 SH   SOLE   0 0 21,500
Tetraphase Pharmaceuticals I COM 88165N105 1,149,000 300,000 SH   SOLE   0 0 300,000
Teva Pharmaceutical-Sp Adr SHS 881624209 12,422,700 270,000 SH   SOLE   0 0 270,000
Thermo Fisher Scientific Inc COM 883556102 3,976,500 25,000 SH   SOLE   0 0 25,000
Threshold Pharmaceuticals COM 885807206 136,541 201,537 SH   SOLE   0 0 201,537
Unitedhealth Group Inc COM 91324P102 18,200,000 130,000 SH   SOLE   0 0 130,000
Universal Health Services-B COM 913903100 3,696,600 30,000 SH   SOLE   0 0 30,000
Valeant Pharmaceuticals Inte COM 91911K102 1,227,500 50,000 SH   SOLE   0 0 50,000
Walgreens Boots Alliance Inc COM 931427108 5,240,300 65,000 SH   SOLE   0 0 65,000
Wells Fargo & Co COM 949746101 200,234 4,522 SH   SOLE   0 0 4,522
Vertex Pharmaceuticals Inc COM 92532F100 6,977,934 80,013 SH   SOLE   0 0 80,013
Xencor Inc COM 98401F105 5,510,250 225,000 SH   SOLE   0 0 225,000
Zeltiq Aesthetics Inc COM 98933Q108 6,275,200 160,000 SH   SOLE   0 0 160,000
Zimmer Biomet Holdings Inc COM 98956P102 11,051,700 85,000 SH   SOLE   0 0 85,000