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
ALTIMETER GROWTH CORP CL A G0370L108 117 10,000 SH   SOLE   10,000 0 0
ACCO BRANDS CORP COM 00081T108 1,012 119,915 SH   SOLE   119,915 0 0
AMMO INC COM 00175J107 3,071 518,681 SH   SOLE   518,681 0 0
ABBVIE INC COM 00287Y109 714 6,600 SH   SOLE   6,600 0 0
ADVANCED MICRO DEVICES INC COM 007903107 785 10,000 SH   SOLE   10,000 0 0
AGILENT TECHNOLOGIES INC COM 00846U101 6 50 SH   SOLE   50 0 0
AKAMAI TECHNOLOGIES INC COM 00971T101 6,229 61,125 SH   SOLE   51,125 0 10,000
ALPHABET INC CAP STK CL C 02079K107 983 475 SH   SOLE   0 0 475
ALPHABET INC CAP STK CL A 02079K305 10,622 5,150 SH   SOLE   4,400 0 750
AMAZON COM INC COM 023135106 6,343 2,050 SH   SOLE   2,050 0 0
AMERCO COM 023586100 2,420 3,950 SH   SOLE   3,950 0 0
AMERICAN TOWER CORP NEW COM 03027X100 13,555 56,700 SH   SOLE   56,700 0 0
APPLE INC COM 037833100 49,488 405,145 SH   SOLE   374,145 0 31,000
ARCH RESOURCES INC CL A 03940R107 18,395 442,184 SH   SOLE   387,184 0 55,000
ASURE SOFTWARE INC COM 04649U102 254 33,200 SH   SOLE   33,200 0 0
AVAYA HLDGS CORP NOTE 2.250% 6/1 05351XAB7 771 625,000 SH   SOLE   625,000 0 0
BARRICK GOLD CORP COM 067901108 4,788 241,800 SH   SOLE   241,800 0 0
BEACON ROOFING SUPPLY INC COM 073685109 23,329 445,885 SH   SOLE   445,885 0 0
BENTLEY SYS INC COM CL B 08265T208 9 200 SH   SOLE   200 0 0
BERKSHIRE HATHAWAY INC DEL CL A 084670108 2,314 6 SH   SOLE   0 0 6
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 4,458 17,450 SH   SOLE   17,450 0 0
BERRY GLOBAL GROUP INC COM 08579W103 946 15,400 SH   SOLE   15,400 0 0
BLACKROCK INC COM 09247X101 4,950 6,565 SH   SOLE   3,315 0 3,250
BOOT BARN HLDGS INC COM 099406100 1,324 21,250 SH   SOLE   21,250 0 0
BRISTOL-MYERS SQUIBB CO COM 110122108 13,486 213,620 SH   SOLE   213,620 0 0
BRUNSWICK CORP COM 117043109 1,733 18,175 SH   SOLE   18,175 0 0
C3 AI INC CL A 12468P104 198 3,000 SH   SOLE   3,000 0 0
CBOE GLOBAL MKTS INC COM 12503M108 12,386 125,500 SH   SOLE   83,000 0 42,500
CME GROUP INC COM 12572Q105 5,657 27,700 SH   SOLE   15,700 0 12,000
CSX CORP COM 126408103 1,798 18,650 SH   SOLE   18,650 0 0
CASELLA WASTE SYS INC CL A 147448104 1,915 30,125 SH   SOLE   30,125 0 0
CITIGROUP INC COM NEW 172967424 13,348 183,475 SH   SOLE   183,475 0 0
COGENT COMMUNICATIONS HLDGS COM NEW 19239V302 15,751 229,075 SH   SOLE   209,075 0 20,000
COLUMBUS MCKINNON CORP N Y COM 199333105 4,121 78,100 SH   SOLE   78,100 0 0
COMSCORE INC COM 20564W105 861 235,370 SH   SOLE   135,370 0 100,000
CORE MARK HOLDING CO INC COM 218681104 4 100 SH   SOLE   100 0 0
COUPANG INC CL A 22266T109 987 20,000 SH   SOLE   20,000 0 0
CROWN CASTLE INTL CORP NEW COM 22822V101 54,181 314,770 SH   SOLE   314,770 0 0
CROWN CRAFTS INC COM 228309100 3,217 416,134 SH   SOLE   266,134 0 150,000
CROWN HOLDINGS INC COM 228368106 543 5,600 SH   SOLE   5,600 0 0
CRYOPORT INC COM PAR $0.001 229050307 588 11,300 SH   SOLE   6,300 0 5,000
CUMMINS INC COM 231021106 6 25 SH   SOLE   25 0 0
CYTOSORBENTS CORP COM NEW 23283X206 13,690 1,577,200 SH   SOLE   1,407,200 0 170,000
DENNYS CORP COM 24869P104 402 22,200 SH   SOLE   22,200 0 0
DESIGNER BRANDS INC CL A 250565108 7,520 432,200 SH   SOLE   432,200 0 0
EAGLE MATERIALS INC COM 26969P108 7,766 57,775 SH   SOLE   57,775 0 0
ENCORE WIRE CORP COM 292562105 10,150 151,200 SH   SOLE   128,200 0 23,000
ENERSYS COM 29275Y102 9,650 106,275 SH   SOLE   106,275 0 0
ENVESTNET INC COM 29404K106 209 2,900 SH   SOLE   1,400 0 1,500
EXACT SCIENCES CORP COM 30063P105 72 550 SH   SOLE   550 0 0
F M C CORP COM NEW 302491303 22,877 206,825 SH   SOLE   205,575 0 1,250
FACEBOOK INC CL A 30303M102 5,567 18,900 SH   SOLE   12,900 0 6,000
FATHOM HOLDINGS INC COM 31189V109 1,731 47,243 SH   SOLE   47,243 0 0
FEDEX CORP COM 31428X106 199 700 SH   SOLE   700 0 0
GATX CORP COM 361448103 1,219 13,145 SH   SOLE   13,145 0 0
GENERAL DYNAMICS CORP COM 369550108 154 850 SH   SOLE   850 0 0
GENERAL MTRS CO COM 37045V100 41,713 725,950 SH   SOLE   720,950 0 5,000
GIBRALTAR INDS INC COM 374689107 5,575 60,925 SH   SOLE   60,925 0 0
GLACIER BANCORP INC NEW COM 37637Q105 996 17,450 SH   SOLE   17,450 0 0
GRAND CANYON ED INC COM 38526M106 6,316 58,977 SH   SOLE   41,477 0 17,500
GRAPHIC PACKAGING HLDG CO COM 388689101 4,505 248,100 SH   SOLE   248,100 0 0
GRAY TELEVISION INC COM 389375106 6,112 332,150 SH   SOLE   332,150 0 0
GREENBRIER COS INC NOTE 2.875% 2/0 393657AK7 1,794 1,650,000 SH   SOLE   1,650,000 0 0
GREENBRIER COS INC COM 393657101 1,809 38,300 SH   SOLE   38,300 0 0
HILLENBRAND INC COM 431571108 8,328 174,550 SH   SOLE   174,550 0 0
HOME DEPOT INC COM 437076102 61 200 SH   SOLE   200 0 0
IMMERSION CORP COM 452521107 5,030 525,000 SH   SOLE   512,500 0 12,500
INSPERITY INC COM 45778Q107 2,418 28,875 SH   SOLE   28,875 0 0
INTERCONTINENTAL EXCHANGE IN COM 45866F104 4,124 36,925 SH   SOLE   18,925 0 18,000
INVESCO QQQ TR UNIT SER 1 46090E103 447 1,400 SH   SOLE   1,400 0 0
IRIDIUM COMMUNICATIONS INC COM 46269C102 128 3,100 SH   SOLE   3,100 0 0
ISHARES TR RUSSELL 2000 ETF 464287655 482 2,180 SH   SOLE   2,180 0 0
JPMORGAN CHASE & CO COM 46625H100 9,800 64,375 SH   SOLE   64,375 0 0
JOINT CORP COM 47973J102 21,157 437,400 SH   SOLE   437,400 0 0
LINCOLN ELEC HLDGS INC COM 533900106 2,753 22,395 SH   SOLE   22,395 0 0
LOVESAC COMPANY COM 54738L109 8,111 143,300 SH   SOLE   143,300 0 0
MKS INSTRS INC COM 55306N104 1,052 5,675 SH   SOLE   5,675 0 0
MP MATERIALS CORP COM CL A 553368101 9,160 254,800 SH   SOLE   254,800 0 0
MADISON SQUARE GRDN SPRT COR CL A 55825T103 359 2,000 SH   SOLE   2,000 0 0
MARKETAXESS HLDGS INC COM 57060D108 2,066 4,150 SH   SOLE   4,150 0 0
MARTIN MARIETTA MATLS INC COM 573284106 3,749 11,165 SH   SOLE   11,165 0 0
MASTERCARD INC CL A 57636Q104 516 1,450 SH   SOLE   1,450 0 0
MASTERCRAFT BOAT HLDGS INC COM 57637H103 5,556 208,950 SH   SOLE   208,950 0 0
MCDONALDS CORP COM 580135101 280 1,250 SH   SOLE   1,250 0 0
MICHAELS COS INC COM 59408Q106 6,445 293,760 SH   SOLE   293,760 0 0
MICROSOFT CORP COM 594918104 560 2,375 SH   SOLE   2,375 0 0
NCR CORP NEW COM 62886E108 38 1,000 SH   SOLE   1,000 0 0
NVE CORP COM NEW 629445206 904 12,900 SH   SOLE   12,900 0 0
NV5 GLOBAL INC COM 62945V109 9,906 102,575 SH   SOLE   102,575 0 0
NAUTILUS INC COM 63910B102 11,516 736,300 SH   SOLE   736,300 0 0
NEWMONT CORP COM 651639106 1,748 29,000 SH   SOLE   29,000 0 0
NORDSON CORP COM 655663102 129 650 SH   SOLE   650 0 0
NORFOLK SOUTHERN CORP COM 655844108 13,911 51,805 SH   SOLE   51,805 0 0
NOVAGOLD RES INC COM NEW 66987E206 1,883 214,900 SH   SOLE   214,900 0 0
NOVANTA INC COM 67000B104 757 5,740 SH   SOLE   5,740 0 0
OSI SYSTEMS INC COM 671044105 1,672 17,400 SH   SOLE   17,400 0 0
OCCIDENTAL PETE CORP COM 674599105 7 248 SH   SOLE   248 0 0
OCCIDENTAL PETE CORP *W EXP 08/03/202 674599162 0 29 SH   SOLE   0 0 29
ON SEMICONDUCTOR CORP COM 682189105 4,642 111,550 SH   SOLE   111,550 0 0
OSHKOSH CORP COM 688239201 25,129 211,775 SH   SOLE   211,775 0 0
OWENS CORNING NEW COM 690742101 17,053 185,175 SH   SOLE   185,175 0 0
PLBY GROUP INC COM 72814P109 1,802 92,000 SH   SOLE   92,000 0 0
PURE CYCLE CORP COM NEW 746228303 1,212 90,338 SH   SOLE   90,338 0 0
QUEST RESOURCE HLDG CORP COM NEW 74836W203 914 234,300 SH   SOLE   234,300 0 0
RAYMOND JAMES FINL INC COM 754730109 395 3,225 SH   SOLE   3,225 0 0
RAYTHEON TECHNOLOGIES CORP COM 75513E101 6,813 88,175 SH   SOLE   88,175 0 0
REALOGY HLDGS CORP COM 75605Y106 1,922 127,050 SH   SOLE   127,050 0 0
ROCKET COS INC COM CL A 77311W101 577 25,000 SH   SOLE   25,000 0 0
ROGERS CORP COM 775133101 2,476 13,157 SH   SOLE   13,157 0 0
ROTH CH ACQUISITION III CO UNIT 02/26/2026 77867Q201 471 47,125 SH   SOLE   47,125 0 0
S&P GLOBAL INC COM 78409V104 7,714 21,860 SH   SOLE   15,860 0 6,000
SBA COMMUNICATIONS CORP NEW CL A 78410G104 4,302 15,500 SH   SOLE   0 0 15,500
SPDR S&P 500 ETF TR TR UNIT 78462F103 159 400 SH   SOLE   400 0 0
SPDR GOLD TRUST GOLD SHS 78463V107 6,942 43,400 SH   SOLE   43,400 0 0
SS&C TECHNOLOGIES HLDGS INC COM 78467J100 4,884 69,900 SH   SOLE   44,900 0 25,000
SHERWIN WILLIAMS CO COM 824348106 775 3,150 SH   SOLE   3,150 0 0
SILICON MOTION TECHNOLOGY CO SPONSORED ADR 82706C108 597 10,050 SH   SOLE   10,050 0 0
SNAP INC CL A 83304A106 523 10,000 SH   SOLE   10,000 0 0
SPIRIT AIRLS INC COM 848577102 212 5,752 SH   SOLE   5,752 0 0
STERICYCLE INC COM 858912108 1,502 22,250 SH   SOLE   12,250 0 10,000
SUNDIAL GROWERS INC COM 86730L109 28 25,000 SH   SOLE   25,000 0 0
TARGET CORP COM 87612E106 158 800 SH   SOLE   800 0 0
TENNANT CO COM 880345103 595 7,450 SH   SOLE   7,450 0 0
3M CO COM 88579Y101 96 500 SH   SOLE   500 0 0
TILRAY INC COM CL 2 88688T100 314 13,800 SH   SOLE   13,800 0 0
TRANSDIGM GROUP INC COM 893641100 576 980 SH   SOLE   980 0 0
TRISTATE CAP HLDGS INC COM 89678F100 883 38,300 SH   SOLE   38,300 0 0
TWIN DISC INC COM 901476101 812 84,938 SH   SOLE   84,938 0 0
TWITTER INC COM 90184L102 4,893 76,900 SH   SOLE   56,900 0 20,000
ULTA BEAUTY INC COM 90384S303 28 90 SH   SOLE   90 0 0
UNION PAC CORP COM 907818108 62,684 284,395 SH   SOLE   265,395 0 19,000
UNITED PARCEL SERVICE INC CL B 911312106 3,129 18,405 SH   SOLE   18,405 0 0
VERSO CORP CL A 92531L207 8,043 551,300 SH   SOLE   341,300 0 210,000
VIACOMCBS INC CL B 92556H206 1,353 30,000 SH   SOLE   30,000 0 0
VICI PPTYS INC COM 925652109 878 31,100 SH   SOLE   31,100 0 0
VISA INC COM CL A 92826C839 14,995 70,820 SH   SOLE   59,820 0 11,000
VONTIER CORPORATION COM 928881101 2,425 80,100 SH   SOLE   72,600 0 7,500
WABTEC COM 929740108 4,324 54,625 SH   SOLE   52,625 0 2,000
WALGREENS BOOTS ALLIANCE INC COM 931427108 3,342 60,875 SH   SOLE   60,875 0 0
WESTROCK CO COM 96145D105 401 7,700 SH   SOLE   7,700 0 0
WILLIAMS COS INC COM 969457100 7,723 326,000 SH   SOLE   286,000 0 40,000
WILLSCOT MOBIL MINI HLDNG CO COM CL A 971378104 2,636 95,000 SH   SOLE   95,000 0 0
WYNN RESORTS LTD COM 983134107 627 5,000 SH   SOLE   5,000 0 0
ZIX CORP COM 98974P100 76 10,000 SH   SOLE   10,000 0 0