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 99 1,113 SH   SOLE   1,113 0 0
ACACIA COMMUNICATIONS INC COM 00401C108 47,930 706,829 SH   SOLE   706,829 0 0
ACHILLION PHARMACEUTICALS IN COM 00448Q201 45,296 7,511,700 SH   SOLE   7,511,700 0 0
ACHILLION PHARMACEUTICALS IN COM 00448Q951 62,594 10,380,400 SH Put SOLE   10,380,400 0 0
ADVANCED DISP SVCS INC COM 00790X101 32,870 1,000,000 SH   SOLE   1,000,000 0 0
AGROFRESH SOLUTIONS *W EXP 07/31/20 00856G117 2 242,331 SH   SOLE   242,331 0 0
ALCOA CORP COM 013872906 4,732 220,000 SH Call SOLE   220,000 0 0
ALECTOR INC COM 014442107 48 2,800 SH   SOLE   2,800 0 0
ALLERGAN PLC COM G0177J958 79,336 415,000 SH Put SOLE   415,000 0 0
ALLERGAN PLC SHS G0177J108 10,386 54,330 SH   SOLE   54,330 0 0
AMERICAN AIRLS GROUP INC COM 02376R102 1,223 42,648 SH   SOLE   42,648 0 0
AMERICAN AIRLS GROUP INC COM 02376R902 287 10,000 SH Call SOLE   10,000 0 0
ANIXTER INTL INC COM 035290105 40,985 445,000 SH   SOLE   445,000 0 0
ARCONIC INC COM 03965L950 6,769 220,000 SH Put SOLE   220,000 0 0
ARQULE INC COM 04269E107 23,453 1,175,000 SH   SOLE   1,175,000 0 0
AUDENTES THERAPEUTICS INC COM 05070R104 19,820 331,214 SH   SOLE   331,214 0 0
AXALTA COATING SYS LTD COM G0750C958 3,040 100,000 SH Put SOLE   100,000 0 0
AXONICS MODULATION TECH INC COM 05465P101 222 8,000 SH   SOLE   8,000 0 0
BANK AMER CORP COM 060505104 2,113 60,000 SH   SOLE   60,000 0 0
BICYCLE THERAPEUTICS PLC SPONSORED ADS 088786108 496 52,587 SH   SOLE   52,587 0 0
BILL COM HLDGS INC COM 090043100 514 13,500 SH   SOLE   13,500 0 0
BITAUTO HLDGS LTD SPONSORED ADS 091727107 22,678 1,528,180 SH   SOLE   1,528,180 0 0
BJS WHSL CLUB HLDGS INC COM 05550J901 2,274 100,000 SH Call SOLE   100,000 0 0
BJS WHSL CLUB HLDGS INC COM 05550J101 3,411 150,000 SH   SOLE   150,000 0 0
BOEING CO COM 097023955 23,618 72,500 SH Put SOLE   72,500 0 0
BOEING CO COM 097023905 45,248 138,900 SH Call SOLE   138,900 0 0
BOEING CO COM 097023105 84,102 258,172 SH   SOLE   258,172 0 0
BRISTOL MYERS SQUIBB CO COM 110122908 14,892 232,000 SH Call SOLE   232,000 0 0
BRISTOL MYERS SQUIBB CO COM 110122958 124,529 1,940,000 SH Put SOLE   1,940,000 0 0
BRISTOL MYERS SQUIBB CO RIGHT 99/99/9999 110122157 107,017 35,553,812 SH   SOLE   35,553,812 0 0
CAESARS ENTMT CORP NOTE 5.000%10/01/24 127686AA1 13,437 7,000,000 PRN   SOLE   7,000,000 0 0
CAESARS ENTMT CORP COM 127686103 21,420 1,575,000 SH   SOLE   1,575,000 0 0
CAMBIUM NETWORKS CORP SHS G17766109 393 45,000 SH   SOLE   45,000 0 0
CERIDIAN HCM HLDG INC COM 15677J108 2,444 36,000 SH   SOLE   36,000 0 0
CHANGE HEALTHCARE INC COM 15912K100 1,465 89,400 SH   SOLE   89,400 0 0
CHINA BIOLOGIC PRODS HLDGS I COM G21515104 12,586 108,149 SH   SOLE   108,149 0 0
CIGNA CORP COM 125523950 240,276 1,175,000 SH Put SOLE   1,175,000 0 0
CLARIVATE ANALYTICS PLC COM G21810109 840 50,000 SH   SOLE   50,000 0 0
CLOUDFLARE INC CL A COM 18915M107 427 25,000 SH   SOLE   25,000 0 0
CONSTELLIUM SE COM F21107951 2,948 220,000 SH Put SOLE   220,000 0 0
CROSSFIRST BANKSHARES INC COM 22766M109 361 25,000 SH   SOLE   25,000 0 0
CROWDSTRIKE HLDGS INC CL A 22788C105 299 6,000 SH   SOLE   6,000 0 0
CYPRESS SEMICONDUCTOR CORP COM 232806109 219,049 9,389,157 SH   SOLE   9,389,157 0 0
DATADOG INC CL A COM 23804L103 1,058 28,000 SH   SOLE   28,000 0 0
DROPBOX INC COM 26210C904 1,791 100,000 SH Call SOLE   100,000 0 0
DROPBOX INC CL A 26210C104 5,375 300,120 SH   SOLE   300,120 0 0
DUKE ENERGY CORP COM 26441C204 730 8,000 SH   SOLE   8,000 0 0
DYNATRACE INC COM 268150109 4,175 165,000 SH   SOLE   165,000 0 0
ELANCO ANIMAL HEALTH INC COM 28414H103 426 14,480 SH   SOLE   14,480 0 0
ENDO INTL PLC SHS G30401106 235 50,000 SH   SOLE   50,000 0 0
ENDO INTL PLC COM G30401906 4,690 1,000,000 SH Call SOLE   1,000,000 0 0
ENERGY TRANSFER LP COM UT LTD PTN 29273V100 25,147 1,960,000 SH   SOLE   1,960,000 0 0
ESPERION THERAPEUTICS INC NE COM 29664W105 134,362 2,253,261 SH   SOLE   2,253,261 0 0
ESPERION THERAPEUTICS INC NE COM 29664W905 894 15,000 SH Call SOLE   15,000 0 0
EVO PMTS INC CL A COM 26927E104 264 10,000 SH   SOLE   10,000 0 0
EXACT SCIENCES CORP COM 30063P105 925 10,000 SH   SOLE   10,000 0 0
EXACT SCIENCES CORP COM 30063P955 925 10,000 SH Put SOLE   10,000 0 0
FITBIT INC COM 33812L952 17,082 2,600,000 SH Put SOLE   2,600,000 0 0
FITBIT INC CL A 33812L102 24,145 3,675,000 SH   SOLE   3,675,000 0 0
GARDNER DENVER HLDGS INC COM 36555P107 1,834 50,000 SH   SOLE   50,000 0 0
GDS HLDGS LTD SPONSORED ADS 36165L108 181 3,500 SH   SOLE   3,500 0 0
GENMAB A S SPONSORED ADS 372303206 782 35,000 SH   SOLE   35,000 0 0
GENWORTH FINL INC COM CL A 37247D106 16,610 3,775,000 SH   SOLE   3,775,000 0 0
GENWORTH FINL INC COM 37247D956 27,368 6,220,000 SH Put SOLE   6,220,000 0 0
GEO GROUP INC COM 36162J956 3,654 220,000 SH Put SOLE   220,000 0 0
GEO GROUP INC COM 36162J106 5,481 330,000 SH   SOLE   330,000 0 0
GLOBAL SHIP LEASE INC COM CL A Y27183600 150 17,000 SH   SOLE   17,000 0 0
GROCERY OUTLET HLDG CORP COM 39874R101 1,131 34,850 SH   SOLE   34,850 0 0
HBT FINL INC COM 404111106 570 30,000 SH   SOLE   30,000 0 0
HOWARD HUGHES CORP COM 44267D957 33,602 265,000 SH Put SOLE   265,000 0 0
HOWARD HUGHES CORP COM 44267D107 19,742 155,695 SH   SOLE   155,695 0 0
HUMANA INC COM 444859952 23,091 63,000 SH Put SOLE   63,000 0 0
HUMANA INC COM 444859102 6,964 19,000 SH   SOLE   19,000 0 0
INSPIRE MED SYS INC COM 457730109 371 5,000 SH   SOLE   5,000 0 0
INTELSAT S A COM L5140P951 23,193 3,299,100 SH Put SOLE   3,299,100 0 0
INTELSAT S A COM L5140P901 211 30,000 SH Call SOLE   30,000 0 0
INTELSAT S A COM L5140P101 22,707 3,229,991 SH   SOLE   3,229,991 0 0
INTELSAT S A NOTE 4.500% 6/15/25 45790VAB6 21,522 31,800,000 PRN   SOLE   31,800,000 0 0
INVITATION HOMES INC COM 46187W107 2,398 80,000 SH   SOLE   80,000 0 0
ISHARES TR COM 46435G954 17,050 500,000 SH Put SOLE   500,000 0 0
KARUNA THERAPEUTICS INC COM 48576A100 4,366 57,951 SH   SOLE   57,951 0 0
LIBERTY PPTY TR SH BEN INT 531172104 54,045 900,000 SH   SOLE   900,000 0 0
LIVONGO HEALTH INC COM 539183103 1,629 65,000 SH   SOLE   65,000 0 0
MAYVILLE ENGINEERING CO INC COM 578605107 281 30,000 SH   SOLE   30,000 0 0
MEDALLIA INC COM 584021109 933 30,000 SH   SOLE   30,000 0 0
MEDICINES CO COM 584688905 8,494 100,000 SH Call SOLE   100,000 0 0
MEDICINES CO COM 584688105 66,296 780,500 SH   SOLE   780,500 0 0
MELLANOX TECHNOLOGIES LTD SHS M51363113 153,295 1,308,200 SH   SOLE   1,308,200 0 0
MELLANOX TECHNOLOGIES LTD COM M51363953 297,051 2,535,000 SH Put SOLE   2,535,000 0 0
MESA AIR GROUP INC COM 590479135 1,252 140,000 SH   SOLE   140,000 0 0
MGM GROWTH PPTYS LLC CL A COM 55303A105 619 20,000 SH   SOLE   20,000 0 0
MILESTONE PHARMACEUTICALS IN COM 59935V107 512 32,000 SH   SOLE   32,000 0 0
MODERNA INC COM 60770K107 685 35,000 SH   SOLE   35,000 0 0
NAVIOS MARITIME ACQUIS CORP SHS Y62159143 723 85,000 SH   SOLE   85,000 0 0
NEXTCURE INC COM 65343E108 282 5,000 SH   SOLE   5,000 0 0
NGM BIOPHARMACEUTICALS INC COM 62921N105 185 10,000 SH   SOLE   10,000 0 0
NXP SEMICONDUCTORS N V COM N6596X109 65,030 511,000 SH   SOLE   511,000 0 0
NXP SEMICONDUCTORS N V COM N6596X959 1,273 10,000 SH Put SOLE   10,000 0 0
NXP SEMICONDUCTORS N V COM N6596X909 61,085 480,000 SH Call SOLE   480,000 0 0
OCCIDENTAL PETE CORP COM 674599905 38,045 923,200 SH Call SOLE   923,200 0 0
OYSTER POINT PHARMA INC COM 69242L106 254 10,400 SH   SOLE   10,400 0 0
PARSONS CORPORATION COM 70202L102 1,548 37,500 SH   SOLE   37,500 0 0
PELOTON INTERACTIVE INC CL A COM 70614W100 227 8,000 SH   SOLE   8,000 0 0
PG&E CORP COM 69331C108 226,982 20,881,517 SH   SOLE   20,881,517 0 0
PG&E CORP COM 69331C908 34,784 3,200,000 SH Call SOLE   3,200,000 0 0
PG&E CORP COM 69331C958 146,874 13,511,900 SH Put SOLE   13,511,900 0 0
PHREESIA INC COM 71944F106 200 7,500 SH   SOLE   7,500 0 0
PING IDENTITY HLDG CORP COM 72341T103 729 30,000 SH   SOLE   30,000 0 0
PLURALSIGHT INC COM CL A 72941B106 647 37,600 SH   SOLE   37,600 0 0
RA PHARMACEUTICALS INC COM 74933V108 7,978 170,000 SH   SOLE   170,000 0 0
SHOCKWAVE MED INC COM 82489T104 220 5,000 SH   SOLE   5,000 0 0
SILVERBOW RES INC COM 82836G102 4,958 500,849 SH   SOLE   500,849 0 0
SLACK TECHNOLOGIES INC COM CL A 83088V102 787 35,000 SH   SOLE   35,000 0 0
SOLARWINDS CORP COM 83417Q105 871 46,957 SH   SOLE   46,957 0 0
SPDR S&P 500 ETF TR COM 78462F953 1,797,974 5,586,200 SH Put SOLE   5,586,200 0 0
SPDR S&P 500 ETF TR COM 78462F903 80,465 250,000 SH Call SOLE   250,000 0 0
SPRINT CORPORATION COM 85207U955 37,799 7,255,000 SH Put SOLE   7,255,000 0 0
SPRINT CORPORATION COM 85207U105 11,342 2,177,000 SH   SOLE   2,177,000 0 0
SPROUT SOCIAL INC COM CL A 85209W109 562 35,000 SH   SOLE   35,000 0 0
STARS GROUP INC COM 85570W100 18,850 722,500 SH   SOLE   722,500 0 0
SUTRO BIOPHARMA INC COM 869367102 879 79,892 SH   SOLE   79,892 0 0
SVMK INC COM 78489X103 1,251 70,000 SH   SOLE   70,000 0 0
SYNCHRONY FINL COM 87165B903 65,664 1,823,500 SH Call SOLE   1,823,500 0 0
SYNCHRONY FINL COM 87165B103 17,890 496,801 SH   SOLE   496,801 0 0
SYNTHORX INC COM 87167A103 4,291 61,400 SH   SOLE   61,400 0 0
SYNTHORX INC COM 87167A903 1,048 15,000 SH Call SOLE   15,000 0 0
T MOBILE US INC COM 872590104 902 11,500 SH   SOLE   11,500 0 0
T MOBILE US INC COM 872590904 3,921 50,000 SH Call SOLE   50,000 0 0
T MOBILE US INC COM 872590954 3,137 40,000 SH Put SOLE   40,000 0 0
TD AMERITRADE HLDG CORP COM 87236Y108 252,923 5,089,000 SH   SOLE   5,089,000 0 0
TECH DATA CORP COM 878237106 21,540 150,000 SH   SOLE   150,000 0 0
TELA BIO INC COM 872381108 689 53,239 SH   SOLE   53,239 0 0
TENABLE HLDGS INC COM 88025T102 553 23,100 SH   SOLE   23,100 0 0
TEVA PHARMACEUTICAL INDS LTD COM 881624909 1,372 140,000 SH Call SOLE   140,000 0 0
TIFFANY & CO COM 886547958 82,195 615,000 SH Put SOLE   615,000 0 0
TIFFANY & CO COM 886547108 192,750 1,442,200 SH   SOLE   1,442,200 0 0
TRADEWEB MKTS INC CL A 892672106 464 10,000 SH   SOLE   10,000 0 0
TTEC HLDGS INC COM 89854H102 594 15,000 SH   SOLE   15,000 0 0
TUFIN SOFTWARE TECHNOLOGIS L SHS M8893U102 1,319 75,000 SH   SOLE   75,000 0 0
TURQUOISE HILL RES LTD COM 900435108 135,203 183,649,405 SH   SOLE   183,649,405 0 0
UNITED TECHNOLOGIES CORP COM 913017109 28,454 190,000 SH   SOLE   190,000 0 0
UNITEDHEALTH GROUP INC COM 91324P952 18,815 64,000 SH Put SOLE   64,000 0 0
UNITEDHEALTH GROUP INC COM 91324P902 22,049 75,000 SH Call SOLE   75,000 0 0
VEREIT INC COM 92339V100 1,293 139,919 SH   SOLE   139,919 0 0
WABCO HLDGS INC COM 92927K102 27,100 200,000 SH   SOLE   200,000 0 0
WELLCARE HEALTH PLANS INC COM 94946T106 3,963 12,000 SH   SOLE   12,000 0 0
WILLIAMS COS INC COM 969457100 4,032 170,000 SH   SOLE   170,000 0 0
WILLSCOT CORP COM 971375126 1,479 80,000 SH   SOLE   80,000 0 0
XEROX HOLDINGS CORP COM 98421M906 7,374 200,000 SH Call SOLE   200,000 0 0
ZAYO GROUP HLDGS INC COM 98919V105 302,459 8,728,980 SH   SOLE   8,728,980 0 0
ZUORA INC COM CL A 98983V106 473 33,000 SH   SOLE   33,000 0 0