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
ACER THERAPEUTICS INC COM 00444P108 3,160 990,655 SH   SOLE   990,655 0 0
AEGLEA BIOTHERAPEUTICS INC COM 00773J103 21,934 2,852,260 SH   SOLE   2,852,260 0 0
AKEBIA THERAPEUTICS INC COM 00972D105 22,695 5,789,561 SH   SOLE   5,789,561 0 0
AKEBIA THERAPEUTICS INC COM 00972D105 7,840 2,000,000 SH Call SOLE   2,000,000 0 0
ALTABA INC COM 021346101 17,210 883,464 SH   SOLE   883,464 0 0
APOLLO ENDOSURGERY INC COM 03767D108 5,957 1,810,562 SH   SOLE   1,810,562 0 0
APTOSE BIOSCIENCES INC COM NEW 03835T200 8,898 4,267,530 SH   SOLE   4,267,530 0 0
ARMSTRONG FLOORING INC COM 04238R106 10,465 1,637,724 SH   SOLE   1,637,724 0 0
ARQULE INC COM 04269E107 72,131 10,060,105 SH   SOLE   10,060,105 0 0
ARYA SCIENCES ACQUISITION CO UNIT 10/04/2023 G3165V117 4,964 452,944 SH   SOLE   452,944 0 0
BANCORP INC DEL COM 05969A105 26,871 2,714,238 SH   SOLE   2,714,238 0 0
BIODELIVERY SCIENCES INTL IN COM 09060J106 20,402 4,846,167 SH   SOLE   4,846,167 0 0
CAESARS ENTMT CORP COM 127686103 38,839 3,331,000 SH Call SOLE   3,331,000 0 0
CARVANA CO CL A 146869102 1,223 18,529 SH   SOLE   18,529 0 0
CARVANA CO CL A 146869102 82,665 1,252,500 SH Call SOLE   1,252,500 0 0
CARVANA CO CL A 146869102 19,800 300,000 SH Call SOLE   300,000 0 0
CATALYST BIOSCIENCES INC COM NEW 14888D208 5,219 1,062,843 SH   SOLE   1,062,843 0 0
CHARDAN HEALTHCARE ACQUISITI COM 15957A108 1,197 100,000 SH   SOLE   100,000 0 0
CHEMBIO DIAGNOSTICS INC COM NEW 163572209 7,589 1,239,983 SH   SOLE   1,239,983 0 0
CHEMOCENTRYX INC COM 16383L106 2,034 300,000 SH Call SOLE   300,000 0 0
CODEXIS INC COM 192005106 73,560 5,363,484 SH   SOLE   5,363,484 0 0
CRH MEDICAL CORP COM 12626F105 20,086 6,534,155 SH   SOLE   6,534,155 0 0
CUE BIOPHARMA INC COM 22978P106 11,618 1,378,198 SH   SOLE   1,378,198 0 0
CURO GROUP HLDGS CORP COM 23131L107 16,326 1,229,332 SH   SOLE   1,229,332 0 0
DARIOHEALTH CORP COM 23725P100 1,302 4,281,652 SH   SOLE   4,281,652 0 0
DECIPHERA PHARMACEUTICALS IN COM 24344T101 1,298 38,247 SH   SOLE   38,247 0 0
DHI GROUP INC COM 23331S100 19,243 4,998,075 SH   SOLE   4,998,075 0 0
DOLBY LABORATORIES INC COM CL A 25659T107 33,722 521,693 SH   SOLE   521,693 0 0
DOVER MOTORSPORTS INC COM 260174107 3,357 1,695,541 SH   SOLE   1,695,541 0 0
DXP ENTERPRISES INC NEW COM NEW 233377407 55,636 1,602,433 SH   SOLE   1,602,433 0 0
ELEVATE CREDIT INC COM 28621V101 6,603 1,568,411 SH   SOLE   1,568,411 0 0
EMMIS COMMUNICATIONS CORP COM NEW CL A 291525400 3,917 781,783 SH   SOLE   781,783 0 0
ESTABLISHMENT LABS HLDGS INC COM G31249108 16,110 851,922 SH   SOLE   851,922 0 0
EXACT SCIENCES CORP COM 30063P105 100,871 1,116,200 SH Put SOLE   1,116,200 0 0
EXACT SCIENCES CORP COM 30063P105 23,315 258,000 SH Put SOLE   258,000 0 0
EXELA TECHNOLOGIES INC COM 30162V102 15,078 12,777,887 SH   SOLE   12,777,887 0 0
FALCON MINERALS CORP CL A COM 30607B109 11,603 2,017,894 SH   SOLE   2,017,894 0 0
FALCON MINERALS CORP *W EXP 07/21/202 30607B208 942 878,022 SH   SOLE   878,022 0 0
FIAT CHRYSLER AUTOMOBILES N SHS N31738102 21,147 1,633,000 SH Call SOLE   1,633,000 0 0
FIAT CHRYSLER AUTOMOBILES N SHS N31738102 54,222 4,187,000 SH Call SOLE   4,187,000 0 0
FINTECH ACQUISITION CORP III UNIT 12/01/2023 31811A309 9,000 842,730 SH   SOLE   842,730 0 0
FORTRESS BIOTECH INC COM 34960Q109 475 336,621 SH   SOLE   336,621 0 0
GALMED PHARMACEUTICALS LTD SHS M47238106 4,203 879,200 SH   SOLE   879,200 0 0
GLOBAL EAGLE ENTMT INC COM 37951D102 20,820 28,835,876 SH   SOLE   28,835,876 0 0
GOLDEN ENTMT INC COM 381013101 32,557 2,449,713 SH   SOLE   2,449,713 0 0
HCA HEALTHCARE INC COM 40412C101 38,534 320,000 SH Put SOLE   320,000 0 0
HERTZ GLOBAL HLDGS INC COM 42806J106 10,408 751,995 SH   SOLE   751,995 0 0
HERTZ GLOBAL HLDGS INC COM 42806J106 6,920 500,000 SH Call SOLE   500,000 0 0
HERTZ GLOBAL HLDGS INC COM 42806J106 11,649 841,700 SH Call SOLE   841,700 0 0
HTG MOLECULAR DIAGNOSTICS IN COM 40434H104 3,323 5,000,000 SH   SOLE   5,000,000 0 0
INSURANCE ACQUISITION CORP UNIT 03/31/2024 457867307 5,210 500,000 SH   SOLE   500,000 0 0
INTERNATIONAL GAME TECHNOLOG SHS USD G4863A108 7,105 500,000 SH Call SOLE   500,000 0 0
INTERNATIONAL MNY EXPRESS IN COM 46005L101 30,929 2,251,010 SH   SOLE   2,251,010 0 0
INVESCO QQQ TR UNIT SER 1 46090E103 103,846 550,000 SH Put SOLE   550,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 166,474 1,100,000 SH Put SOLE   1,100,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 71,887 475,000 SH Put SOLE   475,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 71,887 475,000 SH Put SOLE   475,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 98,371 650,000 SH Put SOLE   650,000 0 0
JOINT CORP COM 47973J102 15,798 848,881 SH   SOLE   848,881 0 0
LINCOLN EDL SVCS CORP COM 533535100 5,069 2,436,805 SH   SOLE   2,436,805 0 0
LUXFER HOLDINGS PLC SHS G5698W116 40,535 2,601,749 SH   SOLE   2,601,749 0 0
MARRIOTT VACTINS WORLDWID CO COM 57164Y107 68,203 658,262 SH   SOLE   658,262 0 0
MEDIFAST INC COM 58470H101 12,581 121,407 SH   SOLE   121,407 0 0
MERRIMACK PHARMACEUTICALS IN COM NEW 590328209 3,364 747,635 SH   SOLE   747,635 0 0
META FINL GROUP INC COM 59100U108 58,689 1,799,727 SH   SOLE   1,799,727 0 0
MOTUS GI HLDGS INC COM 62014P108 827 417,708 SH   SOLE   417,708 0 0
NATURES SUNSHINE PRODUCTS IN COM 639027101 4,837 583,510 SH   SOLE   583,510 0 0
NEOS THERAPEUTICS INC COM 64052L106 6,823 4,610,000 SH   SOLE   4,610,000 0 0
ON DECK CAP INC COM 682163100 21,452 6,384,602 SH   SOLE   6,384,602 0 0
PAR TECHNOLOGY CORP COM 698884103 14,928 628,017 SH   SOLE   628,017 0 0
PARTY CITY HOLDCO INC COM 702149105 34,408 6,025,989 SH   SOLE   6,025,989 0 0
PARTY CITY HOLDCO INC COM 702149105 5,710 1,000,000 SH Call SOLE   1,000,000 0 0
PLAYAGS INC COM 72814N104 9,252 900,000 SH   SOLE   900,000 0 0
QAD INC CL A 74727D306 57,758 1,250,722 SH   SOLE   1,250,722 0 0
RADNET INC COM 750491102 16,224 1,129,814 SH   SOLE   1,129,814 0 0
RAFAEL HLDGS INC COM CL B 75062E106 10,173 485,366 SH   SOLE   485,366 0 0
RH COM 74967X103 64,182 375,707 SH   SOLE   375,707 0 0
RH COM 74967X103 53,811 315,000 SH Call SOLE   315,000 0 0
RUMBLEON INC CL B 781386206 4,723 1,634,350 SH   SOLE   1,634,350 0 0
SCIENTIFIC GAMES CORP COM 80874P109 29,246 1,437,167 SH   SOLE   1,437,167 0 0
SCIENTIFIC GAMES CORP COM 80874P109 12,414 610,000 SH Call SOLE   610,000 0 0
SCIENTIFIC GAMES CORP COM 80874P109 78,588 3,861,800 SH Call SOLE   3,861,800 0 0
SCIENTIFIC GAMES CORP COM 80874P109 30,904 1,518,600 SH Call SOLE   1,518,600 0 0
SCIPLAY CORP CL A 809087109 2,675 250,000 SH   SOLE   250,000 0 0
SCULLY ROYALTY LTD COM SHS G7T96K107 9,752 837,048 SH   SOLE   837,048 0 0
SEARS HOMETOWN & OUTLET STOR COM 812362101 7,491 2,131,251 SH   SOLE   2,131,251 0 0
SELECT INTERIOR CONCEPTS INC CL A 816120307 8,475 653,461 SH   SOLE   653,461 0 0
SIGA TECHNOLOGIES INC COM 826917106 9,219 1,800,514 SH   SOLE   1,800,514 0 0
SPDR SERIES TRUST S&P BIOTECH 78464A870 22,875 300,000 SH Put SOLE   300,000 0 0
SPDR SERIES TRUST S&P BIOTECH 78464A870 45,750 600,000 SH Put SOLE   600,000 0 0
STRATA SKIN SCIENCES INC COM NEW 86272A206 6,130 2,851,001 SH   SOLE   2,851,001 0 0
STREAMLINE HEALTH SOLUTIONS COM 86323X106 1,909 1,760,297 SH   SOLE   1,760,297 0 0
SUNESIS PHARMACEUTICALS INC COM 867328700 5,543 7,700,146 SH   SOLE   7,700,146 0 0
TENET HEALTHCARE CORP COM NEW 88033G407 44,282 2,001,914 SH   SOLE   2,001,914 0 0
TENET HEALTHCARE CORP COM NEW 88033G407 22,894 1,035,000 SH Call SOLE   1,035,000 0 0
TENET HEALTHCARE CORP COM NEW 88033G407 9,512 430,000 SH Call SOLE   430,000 0 0
TENET HEALTHCARE CORP COM NEW 88033G407 11,314 511,500 SH Call SOLE   511,500 0 0
TENET HEALTHCARE CORP COM NEW 88033G407 13,272 600,000 SH Call SOLE   600,000 0 0
TENET HEALTHCARE CORP COM NEW 88033G407 12,221 552,500 SH Call SOLE   552,500 0 0
TRAVELCENTERS OF AMERICA INC COM NEW 89421B109 4,158 337,390 SH   SOLE   337,390 0 0
UNIQURE NV SHS N90064101 77,493 1,968,838 SH   SOLE   1,968,838 0 0
UNIQURE NV SHS N90064101 29,126 740,000 SH Call SOLE   740,000 0 0
UNIQURE NV SHS N90064101 24,600 625,000 SH Call SOLE   625,000 0 0
UNIQURE NV SHS N90064101 23,616 600,000 SH Call SOLE   600,000 0 0
VIEMED HEALTHCARE INC COM 92663R105 10,341 1,498,100 SH   SOLE   1,498,100 0 0
WAYFAIR INC CL A 94419L101 33,958 302,870 SH   SOLE   302,870 0 0
WORLD ACCEP CORP DEL COM 981419104 34,651 271,753 SH   SOLE   271,753 0 0
ZOVIO INC COM 98979V102 2,135 1,083,906 SH   SOLE   1,083,906 0 0