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 21,492 884,455 SH   SOLE   884,455 0 0
AEGLEA BIOTHERAPEUTICS INC COM 00773J103 21,351 2,652,260 SH   SOLE   2,652,260 0 0
AKEBIA THERAPEUTICS INC COM 00972D105 40,467 4,941,061 SH   SOLE   4,941,061 0 0
ALTABA INC COM 021346101 63,778 860,464 SH   SOLE   860,464 0 0
APOLLO ENDOSURGERY INC COM 03767D108 7,146 1,910,562 SH   SOLE   1,910,562 0 0
APTOSE BIOSCIENCES INC COM NEW 03835T200 125 62,042 SH   SOLE   62,042 0 0
ARMSTRONG FLOORING INC COM 04238R106 27,603 2,029,624 SH   SOLE   2,029,624 0 0
ARQULE INC COM 04269E107 57,506 12,005,361 SH   SOLE   12,005,361 0 0
ARYA SCIENCES ACQUISITION CO UNIT 10/04/2023 G3165V117 4,688 452,944 SH   SOLE   452,944 0 0
ASCENT CAP GROUP INC COM SER A 043632108 1,349 1,794,260 SH   SOLE   1,794,260 0 0
BANCORP INC DEL COM 05969A105 21,017 2,601,148 SH   SOLE   2,601,148 0 0
BIODELIVERY SCIENCES INTL IN COM 09060J106 14,497 2,735,267 SH   SOLE   2,735,267 0 0
BRIDGEPOINT ED INC COM 10807M105 12,133 1,985,786 SH   SOLE   1,985,786 0 0
CAESARS ENTMT CORP COM 127686103 24,601 2,831,000 SH Call SOLE   2,831,000 0 0
CARVANA CO CL A 146869102 36,793 633,714 SH   SOLE   633,714 0 0
CARVANA CO CL A 146869102 66,769 1,150,000 SH Call SOLE   1,150,000 0 0
CARVANA CO CL A 146869102 17,418 300,000 SH Call SOLE   300,000 0 0
CATALYST BIOSCIENCES INC COM NEW 14888D208 7,771 958,243 SH   SOLE   958,243 0 0
CHARDAN HEALTHCARE ACQUISITI UNIT 12/13/2023 15957A207 1,003 100,000 SH   SOLE   100,000 0 0
CHEMBIO DIAGNOSTICS INC COM NEW 163572209 6,383 1,150,000 SH   SOLE   1,150,000 0 0
CODEXIS INC COM 192005106 110,112 5,363,484 SH   SOLE   5,363,484 0 0
CRH MEDICAL CORP COM 12626F105 16,618 6,284,155 SH   SOLE   6,284,155 0 0
CUE BIOPHARMA INC COM 22978P106 6,788 878,098 SH   SOLE   878,098 0 0
CURO GROUP HLDGS CORP COM 23131L107 19,828 1,976,890 SH   SOLE   1,976,890 0 0
DARIOHEALTH CORP COM 23725P100 2,470 3,350,981 SH   SOLE   3,350,981 0 0
DHI GROUP INC COM 23331S100 11,686 4,809,253 SH   SOLE   4,809,253 0 0
DOLBY LABORATORIES INC COM CL A 25659T107 26,554 421,693 SH   SOLE   421,693 0 0
DOVER MOTORSPORTS INC COM 260174107 3,425 1,695,541 SH   SOLE   1,695,541 0 0
DXP ENTERPRISES INC NEW COM NEW 233377407 49,202 1,264,195 SH   SOLE   1,264,195 0 0
ELEVATE CREDIT INC COM 28621V101 6,789 1,564,364 SH   SOLE   1,564,364 0 0
EMMIS COMMUNICATIONS CORP COM NEW CL A 291525400 2,799 781,783 SH   SOLE   781,783 0 0
ESTABLISHMENT LABS HLDGS INC COM G31249108 15,195 632,061 SH   SOLE   632,061 0 0
EXACT SCIENCES CORP PUT 30063P105 90,622 1,046,200 SH Put SOLE   1,046,200 0 0
EXACT SCIENCES CORP PUT 30063P105 21,655 250,000 SH Put SOLE   250,000 0 0
EXELA TECHNOLOGIES INC COM 30162V102 28,066 8,402,887 SH   SOLE   8,402,887 0 0
FALCON MINERALS CORP *W EXP 07/21/202 30607B208 729 878,022 SH   SOLE   878,022 0 0
FALCON MINERALS CORP CL A COM 30607B109 12,727 1,439,794 SH   SOLE   1,439,794 0 0
FIAT CHRYSLER AUTOMOBILES N SHS N31738102 22,023 1,483,000 SH Call SOLE   1,483,000 0 0
FIAT CHRYSLER AUTOMOBILES N SHS N31738102 62,177 4,187,000 SH Call SOLE   4,187,000 0 0
FINTECH ACQUISITION CORP III COM CL A 31811A101 8,587 842,730 SH   SOLE   842,730 0 0
FTD COS INC COM 30281V108 128 250,000 SH Call SOLE   250,000 0 0
FTD COS INC COM 30281V108 1,892 3,710,763 SH   SOLE   3,710,763 0 0
GALMED PHARMACEUTICALS LTD SHS M47238106 6,493 794,701 SH   SOLE   794,701 0 0
GLOBAL EAGLE ENTMT INC COM 37951D102 6,268 8,835,876 SH   SOLE   8,835,876 0 0
GOLDEN ENTMT INC COM 381013101 34,688 2,449,713 SH   SOLE   2,449,713 0 0
GTT COMMUNICATIONS INC COM 362393100 22,493 648,218 SH   SOLE   648,218 0 0
HCA HEALTHCARE INC COM 40412C101 39,114 300,000 SH Put SOLE   300,000 0 0
HERTZ GLOBAL HLDGS INC COM 42806J106 13,491 776,700 SH Call SOLE   776,700 0 0
HERTZ GLOBAL HLDGS INC COM 42806J106 6,948 400,000 SH   SOLE   400,000 0 0
INSURANCE ACQUISTION CORP UNIT 03/31/2024 457867307 5,050 500,000 SH   SOLE   500,000 0 0
INTERNATIONAL GAME TECHNOLOG SHS USD G4863A108 6,495 500,000 SH Call SOLE   500,000 0 0
INTERNATIONAL MNY EXPRESS IN COM 46005L101 36,177 3,102,698 SH   SOLE   3,102,698 0 0
IOVANCE BIOTHERAPEUTICS INC COM 462260100 2,272 238,945 SH   SOLE   238,945 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 91,854 600,000 SH Put SOLE   600,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 76,545 500,000 SH Put SOLE   500,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 229,635 1,500,000 SH Put SOLE   1,500,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 114,818 750,000 SH Put SOLE   750,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 76,545 500,000 SH Put SOLE   500,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 38,273 250,000 SH Put SOLE   250,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 30,618 200,000 SH Put SOLE   200,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 45,927 300,000 SH Put SOLE   300,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 61,236 400,000 SH Put SOLE   400,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 45,927 300,000 SH Put SOLE   300,000 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 61,236 400,000 SH Put SOLE   400,000 0 0
JOINT CORP COM 47973J102 17,934 1,138,693 SH   SOLE   1,138,693 0 0
KIRKLANDS INC COM 497498105 703 100,000 SH Put SOLE   100,000 0 0
LINCOLN EDL SVCS CORP COM 533535100 7,554 2,436,805 SH   SOLE   2,436,805 0 0
LUXFER HOLDINGS PLC SHS G5698W116 64,992 2,601,749 SH   SOLE   2,601,749 0 0
MARRIOTT VACTINS WORLDWID CO COM 57164Y107 57,288 612,705 SH   SOLE   612,705 0 0
META FINL GROUP INC COM 59100U108 35,419 1,799,727 SH   SOLE   1,799,727 0 0
MFC BANCORP LTD USD MFC SHS G60630103 6,222 846,555 SH   SOLE   846,555 0 0
MOTUS GI HLDGS INC COM 62014P108 1,950 500,000 SH   SOLE   500,000 0 0
NATURES SUNSHINE PRODUCTS IN COM 639027101 5,421 583,510 SH   SOLE   583,510 0 0
NEOS THERAPEUTICS INC COM 64052L106 11,706 4,485,000 SH   SOLE   4,485,000 0 0
ON DECK CAP INC COM 682163100 27,996 5,165,238 SH   SOLE   5,165,238 0 0
PAR TECHNOLOGY CORP COM 698884103 13,460 550,299 SH   SOLE   550,299 0 0
PARTY CITY HOLDCO INC COM 702149105 31,349 3,948,242 SH   SOLE   3,948,242 0 0
PIERIS PHARMACEUTICALS INC COM 720795103 4,550 1,358,100 SH   SOLE   1,358,100 0 0
QAD INC CL A 74727D306 45,722 1,061,578 SH   SOLE   1,061,578 0 0
RADNET INC COM 750491102 2,478 200,000 SH Call SOLE   200,000 0 0
RADNET INC COM 750491102 12,809 1,033,827 SH   SOLE   1,033,827 0 0
RAFAEL HLDGS INC COM CL B 75062E106 8,661 684,666 SH   SOLE   684,666 0 0
READY CAP CORP COM 75574U101 9,528 649,469 SH   SOLE   649,469 0 0
REPUBLIC BANCORP KY CL A 760281204 330 7,371 SH   SOLE   7,371 0 0
RH COM 74967X103 34,437 334,500 SH Call SOLE   334,500 0 0
RH COM 74967X103 44,210 429,434 SH   SOLE   429,434 0 0
RUMBLEON INC CL B 781386206 8,074 1,634,350 SH   SOLE   1,634,350 0 0
SCIENTIFIC GAMES CORP COM 80874P109 12,252 600,000 SH Call SOLE   600,000 0 0
SCIENTIFIC GAMES CORP COM 80874P109 72,936 3,571,800 SH Call SOLE   3,571,800 0 0
SCIENTIFIC GAMES CORP COM 80874P109 28,457 1,393,600 SH Call SOLE   1,393,600 0 0
SCIENTIFIC GAMES CORP COM 80874P109 17,312 847,785 SH   SOLE   847,785 0 0
SEARS HOMETOWN & OUTLET STOR COM 812362101 4,540 2,136,251 SH   SOLE   2,136,251 0 0
SELECT INTERIOR CONCEPTS INC CL A 816120307 7,494 601,961 SH   SOLE   601,961 0 0
SIGA TECHNOLOGIES INC COM 826917106 10,821 1,800,514 SH   SOLE   1,800,514 0 0
SPDR SERIES TRUST S&P BIOTECH 78464A870 18,108 200,000 SH Put SOLE   200,000 0 0
SPDR SERIES TRUST S&P BIOTECH 78464A870 27,162 300,000 SH Put SOLE   300,000 0 0
SPDR SERIES TRUST S&P BIOTECH 78464A870 54,324 600,000 SH Put SOLE   600,000 0 0
SPDR SERIES TRUST S&P BIOTECH 78464A870 45,270 500,000 SH Put SOLE   500,000 0 0
SPDR SERIES TRUST S&P BIOTECH 78464A870 13,581 150,000 SH Put SOLE   150,000 0 0
SPECTRUM BRANDS HLDGS INC NE COM 84790A105 20,332 371,150 SH   SOLE   371,150 0 0
STRATA SKIN SCIENCES INC COM NEW 86272A206 7,533 2,643,001 SH   SOLE   2,643,001 0 0
STREAMLINE HEALTH SOLUTIONS COM 86323X106 1,848 1,760,297 SH   SOLE   1,760,297 0 0
TENET HEALTHCARE CORP COM NEW 88033G407 28,840 1,000,000 SH Call SOLE   1,000,000 0 0
TENET HEALTHCARE CORP COM NEW 88033G407 11,536 400,000 SH Call SOLE   400,000 0 0
TENET HEALTHCARE CORP COM NEW 88033G407 14,420 500,000 SH Call SOLE   500,000 0 0
TENET HEALTHCARE CORP COM NEW 88033G407 14,420 500,000 SH Call SOLE   500,000 0 0
TENET HEALTHCARE CORP COM NEW 88033G407 61,173 2,121,112 SH   SOLE   2,121,112 0 0
TILLYS INC CL A 886885102 7,714 693,103 SH   SOLE   693,103 0 0
TRAVELCENTERS AMER LLC COM 894174101 2,977 724,401 SH   SOLE   724,401 0 0
UNIQURE NV SHS N90064101 41,755 700,000 SH Call SOLE   700,000 0 0
UNIQURE NV SHS N90064101 17,895 300,000 SH Call SOLE   300,000 0 0
UNIQURE NV SHS N90064101 11,930 200,000 SH Call SOLE   200,000 0 0
UNIQURE NV SHS N90064101 90,590 1,518,690 SH   SOLE   1,518,690 0 0
VIVEVE MED INC COM NEW 92852W204 6,185 6,581,465 SH   SOLE   6,581,465 0 0
WORLD ACCEP CORP DEL COM 981419104 75,882 647,845 SH   SOLE   647,845 0 0