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
ABBVIE INC COM 00287Y109 221,350 2,500,000 SH   OTR   2,500,000 0 0
ABEONA THERAPEUTICS INC COM 00289Y107 6,540 2,000,000 SH   OTR   2,000,000 0 0
ACCELERON PHARMA INC COM 00434H108 106,040 2,000,000 SH   OTR   2,000,000 0 0
AGIOS PHARMACEUTICALS INC COM 00847X104 59,688 1,250,000 SH   OTR   1,250,000 0 0
ALIBABA GROUP HLDG LTD SPONSORED ADS 01609W102 240,203 1,132,500 SH   OTR   1,132,500 0 0
ALNYLAM PHARMACEUTICALS INC COM 02043Q107 166,997 1,450,000 SH   OTR   1,450,000 0 0
ALPHABET INC CAP STK CL C 02079K107 367,551 274,903 SH   OTR   274,903 0 0
AMARIN CORP PLC SPONS ADR NEW 023111206 88,440 4,125,000 SH   OTR   4,125,000 0 0
AMARIN CORP PLC SPONS ADR NEW 023111206 21,440 1,000,000 SH Call OTR   1,000,000 0 0
ANIXTER INTL INC COM 035290105 84,538 917,893 SH   OTR   917,893 0 0
ANTHEM INC COM 036752103 377,538 1,250,000 SH   OTR   1,250,000 0 0
APELLIS PHARMACEUTICALS INC COM 03753U106 15,310 500,000 SH   OTR   500,000 0 0
APTINYX INC COM 03836N103 1,397 408,549 SH   OTR   408,549 0 0
ARQULE INC COM 04269E107 50,299 2,520,000 SH   OTR   2,520,000 0 0
ARROWHEAD PHARMACEUTICALS IN COM 04280A100 6,343 100,000 SH   OTR   100,000 0 0
ASCENDIS PHARMA A S SPONSORED ADR 04351P101 177,934 1,279,000 SH   OTR   1,279,000 0 0
ATARA BIOTHERAPEUTICS INC COM 046513107 5,513 334,706 SH   OTR   334,706 0 0
AUDENTES THERAPEUTICS INC COM 05070R104 71,210 1,190,000 SH   OTR   1,190,000 0 0
AVROBIO INC COM 05455M100 31,202 1,550,000 SH   OTR   1,550,000 0 0
AXSOME THERAPEUTICS INC COM 05464T104 45,708 442,222 SH   OTR   442,222 0 0
BRISTOL MYERS SQUIBB CO RIGHT 99/99/9999 110122157 91,429 30,374,950 SH   OTR   30,374,950 0 0
BROADMARK RLTY CAP INC COM 11135B100 91,476 7,174,613 SH   OTR   7,174,613 0 0
BROADMARK RLTY CAP INC *W EXP 11/15/202 11135B118 2,726 7,174,613 SH   OTR   7,174,613 0 0
CARA THERAPEUTICS INC COM 140755109 37,053 2,300,000 SH   OTR   2,300,000 0 0
CHARTER COMMUNICATIONS INC N CL A 16119P108 331,355 683,093 SH   OTR   683,093 0 0
CHEMOCENTRYX INC COM 16383L106 59,325 1,500,000 SH   OTR   1,500,000 0 0
CIGNA CORP NEW COM 125523100 306,735 1,500,000 SH   OTR   1,500,000 0 0
CLOVIS ONCOLOGY INC NOTE 1.250% 5/0 189464AC4 12,080 18,801,000 PRN   OTR   18,801,000 0 0
CRISPR THERAPEUTICS AG NAMEN AKT H17182108 21,317 350,000 SH   OTR   350,000 0 0
CVS HEALTH CORP COM 126650100 55,718 750,000 SH   OTR   750,000 0 0
CYCLERION THERAPEUTICS INC COM 23255M105 952 350,000 SH   OTR   350,000 0 0
CYPRESS SEMICONDUCTOR CORP COM 232806109 19,597 840,000 SH   OTR   840,000 0 0
CYPRESS SEMICONDUCTOR CORP NOTE 4.500% 1/1 232806AM1 32,443 18,645,000 PRN   OTR   18,645,000 0 0
DECIPHERA PHARMACEUTICALS IN COM 24344T101 59,128 950,000 SH   OTR   950,000 0 0
DERMTECH INC COM 24984K105 7,631 615,385 SH   OTR   615,385 0 0
EIGER BIOPHARMACEUTICALS INC COM 28249U105 16,309 1,094,559 SH   OTR   1,094,559 0 0
ENANTA PHARMACEUTICALS INC COM 29251M106 108,115 1,750,000 SH   OTR   1,750,000 0 0
EQUIFAX INC COM 294429105 91,385 652,189 SH   OTR   652,189 0 0
EQUINIX INC COM 29444U700 243,008 416,323 SH   OTR   416,323 0 0
EXAGEN INC COM 30068X103 14,674 577,699 SH   OTR   577,699 0 0
EXELIXIS INC COM 30161Q104 132,150 7,500,000 SH   OTR   7,500,000 0 0
FACEBOOK INC CL A 30303M102 211,472 1,030,313 SH   OTR   1,030,313 0 0
FATE THERAPEUTICS INC COM 31189P102 44,033 2,250,000 SH   OTR   2,250,000 0 0
FIBROGEN INC COM 31572Q808 57,902 1,350,000 SH   OTR   1,350,000 0 0
FIDELITY NATL INFORMATION SV COM 31620M106 484,834 3,485,757 SH   OTR   3,485,757 0 0
GENERAL DYNAMICS CORP COM 369550108 173,064 981,365 SH   OTR   981,365 0 0
GLOBAL BLOOD THERAPEUTICS IN COM 37890U108 59,618 750,000 SH   OTR   750,000 0 0
GOSSAMER BIO INC COM 38341P102 7,815 500,000 SH   OTR   500,000 0 0
GRIFOLS S A SP ADR REP B NVT 398438408 72,507 3,113,222 SH   OTR 1 3,113,222 0 0
HERON THERAPEUTICS INC COM 427746102 20,563 875,000 SH   OTR   875,000 0 0
IAC INTERACTIVECORP COM 44919P508 514,786 2,066,500 SH   OTR   2,066,500 0 0
IHS MARKIT LTD SHS G47567105 206,726 2,743,550 SH   OTR   2,743,550 0 0
INSTRUCTURE INC COM 45781U103 29,890 620,000 SH   OTR   620,000 0 0
INTERCEPT PHARMACEUTICALS IN NOTE 2.000% 5/1 45845PAB4 23,148 17,500,000 PRN   OTR   17,500,000 0 0
INVITAE CORP COM 46185L103 28,228 1,750,000 SH   OTR   1,750,000 0 0
IOVANCE BIOTHERAPEUTICS INC COM 462260100 173,000 6,250,000 SH   OTR   6,250,000 0 0
IQVIA HLDGS INC COM 46266C105 286,568 1,854,687 SH   OTR   1,854,687 0 0
KARUNA THERAPEUTICS INC COM 48576A100 45,204 600,000 SH   OTR   600,000 0 0
KARYOPHARM THERAPEUTICS INC NOTE 3.000%10/1 48576UAA4 34,430 24,000,000 PRN   OTR   24,000,000 0 0
LIVONGO HEALTH INC COM 539183103 15,036 600,000 SH   OTR   600,000 0 0
LOGMEIN INC COM 54142L109 11,167 130,241 SH   OTR   130,241 0 0
MEDICINES CO COM 584688105 281,576 3,315,000 SH   OTR   3,315,000 0 0
MICROSOFT CORP COM 594918104 344,699 2,185,790 SH   OTR   2,185,790 0 0
MIRATI THERAPEUTICS INC COM 60468T105 22,551 175,000 SH   OTR   175,000 0 0
MOMENTA PHARMACEUTICALS INC COM 60877T100 54,258 2,750,000 SH   OTR   2,750,000 0 0
MYOKARDIA INC COM 62857M105 149,414 2,050,000 SH   OTR   2,050,000 0 0
NORTONLIFELOCK INC COM 668771108 18,374 720,000 SH   OTR   720,000 0 0
OPKO HEALTH INC COM 68375N103 3,675 2,500,000 SH   OTR   2,500,000 0 0
OPTINOSE INC COM 68404V100 8,298 900,000 SH   OTR   900,000 0 0
OYSTER POINT PHARMA INC COM 69242L106 5,641 230,800 SH   OTR   230,800 0 0
PACIFIC BIOSCIENCES CALIF IN COM 69404D108 15,420 3,000,000 SH   OTR   3,000,000 0 0
PALO ALTO NETWORKS INC COM 697435105 256,321 1,108,416 SH   OTR   1,108,416 0 0
PHASEBIO PHARMACEUTICALS INC COM 717224109 6,110 1,000,000 SH   OTR   1,000,000 0 0
PLAYA HOTELS & RESORTS NV SHS N70544106 257,098 30,606,930 SH   OTR   30,606,930 0 0
PRINCIPIA BIOPHARMA INC COM 74257L108 21,912 400,000 SH   OTR   400,000 0 0
PROGENICS PHARMACEUTICALS IN COM 743187106 41,993 8,250,000 SH   OTR   8,250,000 0 0
PROTAGONIST THERAPEUTICS INC COM 74366E102 10,575 1,500,000 SH   OTR   1,500,000 0 0
PTC THERAPEUTICS INC COM 69366J200 34,917 726,986 SH   OTR   726,986 0 0
PTC THERAPEUTICS INC NOTE 3.000% 8/1 69366JAB7 45,851 39,676,000 PRN   OTR   39,676,000 0 0
QIAGEN NV SHS NEW N72482123 72,805 2,154,000 SH   OTR   2,154,000 0 0
QUOTIENT LTD SHS G73268107 23,775 2,500,000 SH   OTR   2,500,000 0 0
RA PHARMACEUTICALS INC COM 74933V108 55,758 1,188,100 SH   OTR   1,188,100 0 0
RADIUS HEALTH INC COM NEW 750469207 41,418 2,054,486 SH   OTR   2,054,486 0 0
RADIUS HEALTH INC NOTE 3.000% 9/0 750469AA6 5,787 6,750,000 PRN   OTR   6,750,000 0 0
READY CAP CORP COM 75574U101 24,937 1,617,170 SH   OTR   1,617,170 0 0
REATA PHARMACEUTICALS INC CL A 75615P103 15,332 75,000 SH   OTR   75,000 0 0
ROCKET PHARMACEUTICALS INC COM 77313F106 8,059 354,082 SH   OTR   354,082 0 0
S&P GLOBAL INC COM 78409V104 174,856 640,382 SH   OTR   640,382 0 0
SAGE THERAPEUTICS INC COM 78667J108 36,095 500,000 SH   OTR   500,000 0 0
SALESFORCE COM INC COM 79466L302 280,534 1,724,880 SH   OTR   1,724,880 0 0
SANOFI RIGHT 12/31/2020 80105N113 7,910 9,195,584 SH   OTR   9,195,584 0 0
SAREPTA THERAPEUTICS INC COM 803607100 51,616 400,000 SH Call OTR   400,000 0 0
SAVARA INC COM 805111101 21,616 4,825,086 SH   OTR   4,825,086 0 0
SHERWIN WILLIAMS CO COM 824348106 214,611 367,775 SH   OTR   367,775 0 0
SPRINT CORPORATION COM 85207U105 16,672 3,200,000 SH   OTR   3,200,000 0 0
SPDR S&P 500 ETF TR TR UNIT 78462F103 1,411,356 4,385,000 SH Put OTR   4,385,000 0 0
STEMLINE THERAPEUTICS INC COM 85858C107 24,981 2,350,000 SH   OTR   2,350,000 0 0
THERMO FISHER SCIENTIFIC INC COM 883556102 277,166 853,160 SH   OTR   853,160 0 0
TIFFANY & CO NEW COM 886547108 30,071 225,000 SH   OTR   225,000 0 0
TRANSUNION COM 89400J107 130,792 1,527,771 SH   OTR   1,527,771 0 0
TRICIDA INC COM 89610F101 37,740 1,000,000 SH   OTR   1,000,000 0 0
UNIQURE NV SHS N90064101 14,332 200,000 SH   OTR   200,000 0 0
VANECK VECTORS ETF TRUST SEMICONDUCTOR ET 92189F676 354,232 2,505,000 SH Put OTR   2,505,000 0 0
VERACYTE INC COM 92337F107 27,920 1,000,000 SH   OTR   1,000,000 0 0
VISA INC COM CL A 92826C839 286,070 1,522,460 SH   OTR   1,522,460 0 0
WABTEC CORP COM 929740108 394,383 5,069,187 SH   OTR   5,069,187 0 0
WRIGHT MED GROUP N V ORD SHS N96617118 21,031 690,000 SH   OTR   690,000 0 0
XEROX HOLDINGS CORP COM NEW 98421M106 4,793 130,000 SH   OTR   130,000 0 0
ZAFGEN INC COM 98885E103 2,007 1,808,360 SH   OTR   1,808,360 0 0
ZAYO GROUP HLDGS INC COM 98919V105 236,313 6,820,000 SH   OTR   6,820,000 0 0
ZEALAND PHARMA A S SPONSORED ADR 98920Y304 33,525 1,009,800 SH   OTR   1,009,800 0 0
ZOGENIX INC COM NEW 98978L204 91,228 1,750,000 SH   OTR   1,750,000 0 0
ZYMEWORKS INC COM 98985W102 77,282 1,700,000 SH   OTR   1,700,000 0 0