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
Estimated average burden
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
ACCELERON PHARMA INC COM 00434H108 110,604 2,375,000 SH   OTR   2,375,000 0 0
ALIBABA GROUP HLDG LTD SPONSORED ADS 01609W102 75,717 415,000 SH   OTR   415,000 0 0
ALNYLAM PHARMACEUTICALS INC COM 02043Q107 46,725 500,000 SH   OTR   500,000 0 0
ALPHABET INC CAP STK CL C 02079K107 342,991 292,328 SH   OTR   292,328 0 0
ALTABA INC COM 021346101 2,046,254 27,607,317 SH   OTR   27,607,317 0 0
AMARIN CORP PLC SPONS ADR NEW 023111206 67,470 3,250,000 SH   OTR   3,250,000 0 0
ANTHEM INC COM 036752103 236,759 825,000 SH   OTR   825,000 0 0
APTINYX INC COM 03836N103 2,714 670,000 SH   OTR   670,000 0 0
ARRAY BIOPHARMA INC COM 04269X105 134,090 5,500,000 SH   OTR   5,500,000 0 0
ARRIS INTERNATIONAL PLC SHS G0551A103 118,379 3,745,000 SH   OTR   3,745,000 0 0
ARROWHEAD PHARMACEUTICALS IN COM 04280A100 35,243 1,920,609 SH   OTR   1,920,609 0 0
ASCENDIS PHARMA A S SPONSORED ADR 04351P101 176,550 1,500,000 SH   OTR   1,500,000 0 0
ASSEMBLY BIOSCIENCES INC COM 045396108 1,969 100,000 SH   OTR   100,000 0 0
ASTRAZENECA PLC SPONSORED ADR 046353108 157,071 3,885,000 SH   OTR   3,885,000 0 0
AVROBIO INC COM 05455M100 19,845 900,000 SH   OTR   900,000 0 0
BEMIS CO INC COM 081437105 17,541 316,160 SH   OTR   316,160 0 0
BOOKING HLDGS INC COM 09857L108 322,777 184,982 SH   OTR   184,982 0 0
CELGENE CORP COM 151020104 795,286 8,430,000 SH   OTR   8,430,000 0 0
CHARTER COMMUNICATIONS INC N CL A 16119P108 279,935 806,938 SH   OTR   806,938 0 0
CHEMOCENTRYX INC COM 16383L106 20,835 1,500,000 SH   OTR   1,500,000 0 0
CIGNA CORP NEW COM 125523100 151,975 945,000 SH   OTR   945,000 0 0
CITRIX SYS INC COM 177376100 198,342 1,990,184 SH   OTR   1,990,184 0 0
CLOVIS ONCOLOGY INC COM 189464100 14,892 600,000 SH   OTR   600,000 0 0
CLOVIS ONCOLOGY INC NOTE 1.250% 5/0 189464AC4 14,438 18,750,000 PRN   OTR   18,750,000 0 0
CODEXIS INC COM 192005106 25,663 1,250,000 SH   OTR   1,250,000 0 0
CRISPR THERAPEUTICS AG NAMEN AKT H17182108 25,897 725,000 SH   OTR   725,000 0 0
CVS HEALTH CORP COM 126650100 33,706 625,000 SH   OTR   625,000 0 0
CYCLERION THERAPEUTICS INC COM 23255M105 12,500 844,085 SH   OTR   844,085 0 0
DISNEY WALT CO COM DISNEY 254687106 48,853 440,000 SH   OTR   440,000 0 0
DYNAVAX TECHNOLOGIES CORP COM NEW 268158201 3,655 500,000 SH   OTR   500,000 0 0
ENANTA PHARMACEUTICALS INC COM 29251M106 89,789 940,000 SH   OTR   940,000 0 0
EQUIFAX INC COM 294429105 232,144 1,959,018 SH   OTR   1,959,018 0 0
EQUINIX INC COM 29444U700 188,859 416,759 SH   OTR   416,759 0 0
EXELIXIS INC COM 30161Q104 71,400 3,000,000 SH   OTR   3,000,000 0 0
FACEBOOK INC CL A 30303M102 304,905 1,829,173 SH   OTR   1,829,173 0 0
FATE THERAPEUTICS INC COM 31189P102 43,925 2,500,000 SH   OTR   2,500,000 0 0
FIBROGEN INC COM 31572Q808 49,762 915,579 SH   OTR   915,579 0 0
FIDELITY NATL INFORMATION SV COM 31620M106 240,283 2,124,515 SH   OTR   2,124,515 0 0
FOX CORP CL A COM 35137L105 26,035 709,220 SH   OTR   709,220 0 0
FOX CORP CL B COM 35137L204 100,731 2,807,431 SH   OTR   2,807,431 0 0
GENERAL DYNAMICS CORP COM 369550108 183,074 1,081,488 SH   OTR   1,081,488 0 0
GLOBAL BLOOD THERAPEUTICS IN COM 37890U108 79,395 1,500,000 SH   OTR   1,500,000 0 0
GOL LINHAS AEREAS INTLG S A SPON ADR PFD NEW 38045R206 189 14,498 SH   OTR   14,498 0 0
GOLDCORP INC NEW COM 380956409 148,262 12,960,000 SH   OTR   12,960,000 0 0
GOSSAMER BIO INC COM 38341P102 8,188 377,852 SH   OTR   377,852 0 0
GRIFOLS S A SP ADR REP B NVT 398438408 58,849 2,926,352 SH   OTR 1 2,926,352 0 0
IHS MARKIT LTD SHS G47567105 332,128 6,107,546 SH   OTR   6,107,546 0 0
INVITAE CORP COM 46185L103 7,026 300,000 SH   OTR   300,000 0 0
IOVANCE BIOTHERAPEUTICS INC COM 462260100 54,445 5,725,000 SH   OTR   5,725,000 0 0
IQVIA HLDGS INC COM 46266C105 310,370 2,157,595 SH   OTR   2,157,595 0 0
LIBERTY GLOBAL PLC SHS CL A G5480U104 98,423 3,949,553 SH   OTR   3,949,553 0 0
LIBERTY GLOBAL PLC SHS CL C G5480U120 104,299 4,308,106 SH   OTR   4,308,106 0 0
MICROSOFT CORP COM 594918104 192,289 1,630,401 SH   OTR   1,630,401 0 0
MIRATI THERAPEUTICS INC COM 60468T105 87,960 1,200,000 SH   OTR   1,200,000 0 0
MYOKARDIA INC COM 62857M105 101,395 1,950,278 SH   OTR   1,950,278 0 0
NANOSTRING TECHNOLOGIES INC COM 63009R109 9,572 400,000 SH   OTR   400,000 0 0
NOVOCURE LTD ORD SHS G6674U108 50,579 1,050,000 SH   OTR   1,050,000 0 0
NXP SEMICONDUCTORS N V COM N6596X109 47,289 535,000 SH   OTR   535,000 0 0
PFENEX INC COM 717071104 3,708 600,000 SH   OTR   600,000 0 0
PLAYA HOTELS & RESORTS NV SHS N70544106 233,531 30,606,930 SH   OTR   30,606,930 0 0
PROGENICS PHARMACEUTICALS IN COM 743187106 19,492 4,200,820 SH   OTR   4,200,820 0 0
PROTAGONIST THERAPEUTICS INC COM 74366E102 22,500 1,790,000 SH   OTR   1,790,000 0 0
PTC THERAPEUTICS INC COM 69366J200 26,348 700,000 SH   OTR   700,000 0 0
PTC THERAPEUTICS INC NOTE 3.000% 8/1 69366JAB7 24,718 24,130,000 PRN   OTR   24,130,000 0 0
QUOTIENT LTD SHS G73268107 22,525 2,500,000 PRN   OTR   2,500,000 0 0
RADIUS HEALTH INC COM NEW 750469207 40,740 2,043,149 SH   OTR   2,043,149 0 0
RADIUS HEALTH INC NOTE 3.000% 9/0 750469AA6 1,045 1,250,000 PRN   OTR   1,250,000 0 0
READY CAP CORP COM 75574U101 32,908 2,243,239 SH   OTR   2,243,239 0 0
REATA PHARMACEUTICALS INC CL A 75615P103 64,103 750,000 SH   OTR   750,000 0 0
S&P GLOBAL INC COM 78409V104 191,927 911,551 SH   OTR   911,551 0 0
SAGE THERAPEUTICS INC COM 78667J108 95,430 600,000 SH   OTR   600,000 0 0
SANOFI RIGHT 12/31/2020 80105N113 3,073 6,827,805 SH   OTR   6,827,805 0 0
SAREPTA THERAPEUTICS INC COM 803607100 77,474 650,000 SH   OTR   650,000 0 0
SAVARA INC COM 805111101 17,872 2,425,000 SH   OTR   2,425,000 0 0
SEA LTD SPONSORED ADS 81141R100 162,758 6,920,000 SH   OTR   6,920,000 0 0
SHERWIN WILLIAMS CO COM 824348106 165,463 384,163 SH   OTR   384,163 0 0
SINA CORP ORD G81477104 38,506 650,000 SH   OTR   650,000 0 0
SPDR S&P 500 ETF TR TR UNIT 78462F103 324,005 1,147,000 SH Call OTR   1,147,000 0 0
SPDR S&P 500 ETF TR TR UNIT 78462F103 880,631 3,117,500 SH Put OTR   3,117,500 0 0
SPRINT CORPORATION COM 85207U105 8,984 1,590,000 SH   OTR   1,590,000 0 0
STEMLINE THERAPEUTICS INC COM 85858C107 25,700 2,000,000 SH   OTR   2,000,000 0 0
TRANSLATE BIO INC COM 89374L104 1,019 100,000 SH   OTR   100,000 0 0
TRANSUNION COM 89400J107 288,605 4,317,846 SH   OTR   4,317,846 0 0
VERSUM MATLS INC COM 92532W103 10,565 210,000 SH   OTR   210,000 0 0
VISA INC COM CL A 92826C839 251,572 1,610,679 SH   OTR   1,610,679 0 0
VOYA FINL INC COM 929089100 9,243 185,000 SH   OTR   185,000 0 0
VOYAGER THERAPEUTICS INC COM 92915B106 19,143 1,000,158 SH   OTR   1,000,158 0 0
WABTEC CORP COM 929740108 460,202 6,242,572 SH   OTR   6,242,572 0 0
ZAFGEN INC COM 98885E103 4,932 1,800,000 SH   OTR   1,800,000 0 0
ZEALAND PHARMA A S SPONSORED ADR 98920Y304 16,147 948,700 SH   OTR   948,700 0 0
ZOGENIX INC COM NEW 98978L204 112,798 2,050,500 SH   OTR   2,050,500 0 0
ZYMEWORKS INC COM 98985W102 25,484 1,575,000 SH   OTR   1,575,000 0 0