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
A MARK PRECIOUS METALS INC COM 00181t107 282 21,587 SH   SOLE   21,587 0 0
ARLO TECHNOLOGIES INC COM 04206a101 4,259 1,062,125 SH   SOLE   1,062,125 0 0
AROTECH CORP COM NEW 042682203 2,838 1,425,953 SH   SOLE   1,425,953 0 0
BERKSHIRE HATHAWAY INC DEL CL A 084670108 6,367 20 SH   SOLE   20 0 0
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 4,364 20,470 SH   SOLE   20,470 0 0
BLACK STONE MINERALS L P COM UNIT 09225m101 812 52,375 SH   SOLE   52,375 0 0
CARBONITE INC COM 141337105 5,921 227,390 SH   SOLE   227,390 0 0
CARDLYTICS INC COM 14161w105 16,289 626,975 SH   SOLE   626,975 0 0
CARROLS RESTAURANT GROUP INC COM 14574x104 18,903 2,093,319 SH   SOLE   2,093,319 0 0
CASTLIGHT HEALTH INC CL B 14862q100 858 265,543 SH   SOLE   265,543 0 0
CHERRY HILL MTG INVT CORP COM 164651101 914 57,121 SH   SOLE   57,121 0 0
CRAFT BREW ALLIANCE INC COM 224122101 11,732 838,606 SH   SOLE   838,606 0 0
DESTINATION XL GROUP INC COM 25065k104 9,526 5,412,754 SH   SOLE   5,412,754 0 0
DIGIRAD CORP COM NEW 253827703 1,542 223,119 SH   SOLE   223,119 0 0
ETF SER SOLUTIONS ACQUIRERS FD 26922a263 13 500 SH   SOLE   500 0 0
EXTERRAN CORP COM 30227h106 12,631 888,237 SH   SOLE   888,237 0 0
FRONTDOOR INC COM 35905a109 29,252 671,684 SH   SOLE   671,684 0 0
GREAT ELM CAP GROUP INC COM NEW 39036p209 1,115 259,299 SH   SOLE   259,299 0 0
HANGER INC COM NEW 41043f208 19,951 1,041,811 SH   SOLE   1,041,811 0 0
HEALTH INS INNOVATIONS INC COM CL A 42225k106 26,299 1,014,638 SH   SOLE   1,014,638 0 0
HERITAGE CRYSTAL CLEAN INC COM 42726m106 6,831 259,647 SH   SOLE   259,647 0 0
HUDSON GLOBAL INC COM NEW 443787205 2,852 229,075 SH   SOLE   229,075 0 0
I D SYSTEMS INC COM 449489103 15,645 2,660,796 SH   SOLE   2,660,796 0 0
INDEPENDENCE HLDG CO NEW COM NEW 453440307 7,123 183,957 SH   SOLE   183,957 0 0
INSEEGO CORP COM 45782b104 6,807 1,421,078 SH   SOLE   1,421,078 0 0
ITERIS INC COM 46564t107 2,585 500,000 SH   SOLE   500,000 0 0
LEE ENTERPRISES INC COM 523768109 7,127 3,181,730 SH   SOLE   3,181,730 0 0
LIMELIGHT NETWORKS INC COM 53261m104 11,450 4,240,752 SH   SOLE   4,240,752 0 0
MANITEX INTL INC COM 563420108 1,098 179,649 SH   SOLE   179,649 0 0
NETWORK 1 TECHNOLOGIES INC COM 64121n109 1,629 651,723 SH   SOLE   651,723 0 0
NORTH AMERN CONSTR GROUP LTD COM 656811106 28,408 2,630,360 SH   SOLE   2,630,360 0 0
NUVECTRA CORP COM 67075n108 2,758 823,298 SH   SOLE   823,298 0 0
PERMA PIPE INTL HLDGS INC COM 714167103 6,363 699,207 SH   SOLE   699,207 0 0
POINTER TELOCATION LTD SHS m7946t104 1,584 103,850 SH   SOLE   103,850 0 0
POPE RESOURCES A DELAWARE LP DEPOSITRY RCPT 732857107 990 14,520 SH   SOLE   14,520 0 0
PRGX GLOBAL INC COM NEW 69357c503 5,683 845,665 SH   SOLE   845,665 0 0
RH COM 74967x103 0 1 SH   SOLE   1 0 0
RING ENERGY INC COM 76680v108 1,663 511,649 SH   SOLE   511,649 0 0
SANDRIDGE ENERGY INC COM NEW 80007p869 13,934 2,013,542 SH   SOLE   2,013,542 0 0
SERVICESOURCE INTL INC COM 81763u100 6,303 6,634,564 SH   SOLE   6,634,564 0 0
SIENTRA INC COM 82621j105 4,230 686,764 SH   SOLE   686,764 0 0
SONIM TECHNOLOGIES INC COM 83548F101 6,362 499,800 SH   SOLE   499,800 0 0
SPORTSMANS WHSE HLDGS INC COM 84920y106 8,728 2,309,108 SH   SOLE   2,309,108 0 0
TELARIA INC COM 879181105 5,708 759,094 SH   SOLE   759,094 0 0
THESTREET INC COM NEW 88368q202 3,539 577,260 SH   SOLE   577,260 0 0
U.S. AUTO PARTS NETWORK INC COM 90343c100 1,469 1,175,565 SH   SOLE   1,175,565 0 0
VERACYTE INC COM 92337f107 12,724 446,306 SH   SOLE   446,306 0 0
VIRTUS INVT PARTNERS INC PFD CV SER D 92828q208 1,003 10,570 SH   SOLE   10,570 0 0
WEYERHAEUSER CO COM 962166104 4,323 164,120 SH   SOLE   164,120 0 0