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
2U INC COM 90214J101 280 17,200 SH   SOLE   17,200 0 0
2U INC COM 90214J101 168 10,300 SH   DFND 2 10,300 0 0
AGILE THERAPEUTICS INC COM 00847L100 65 55,000 SH   SOLE   55,000 0 0
AIR LEASE CORP CL A 00912X302 1,673 40,000 SH   DFND 1 40,000 0 0
AIR LEASE CORP CL A 00912X302 2,049 49,000 SH   DFND 2 49,000 0 0
AIR LEASE CORP CL A 00912X302 2,384 57,000 SH   SOLE   57,000 0 0
AKAMAI TECHNOLOGIES INC COM 00971T101 1,965 21,500 SH   SOLE   21,500 0 0
AKAMAI TECHNOLOGIES INC COM 00971T101 3,107 34,000 SH   DFND 2 34,000 0 0
AKOUSTIS TECHNOLOGIES INC COM 00973N102 581 75,000 SH   SOLE   75,000 0 0
ALPHA PRO TECH LTD COM 020772109 292 81,000 SH   SOLE   81,000 0 0
APPIAN CORP CL A 03782L101 119 2,500 SH   SOLE   2,500 0 0
APPIAN CORP CL A 03782L101 475 10,000 SH   DFND 2 10,000 0 0
APPLE INC COM 037833100 4,479 20,000 SH   SOLE   20,000 0 0
APPLE INC COM 037833100 605 2,700 SH   DFND 2 2,700 0 0
APPLIED MATLS INC COM 038222105 449 9,000 SH   DFND 2 9,000 0 0
ASPEN AEROGELS INC COM 04523Y105 2,176 367,650 SH   DFND 2 367,650 0 0
ASPEN AEROGELS INC COM 04523Y105 2,917 492,700 SH   SOLE   492,700 0 0
ASPEN AEROGELS INC COM 04523Y105 162 27,300 SH   DFND 1 27,300 0 0
BECTON DICKINSON & CO COM 075887109 5,059 20,000 SH   DFND 2 20,000 0 0
BOEING CO COM 097023105 7,609 20,000 SH   DFND 1 20,000 0 0
BOEING CO COM 097023105 2,093 5,500 SH   SOLE   5,500 0 0
BROOKFIELD ASSET MGMT INC CL A LTD VT SH 112585104 328 6,173 SH   DFND 2 6,173 0 0
BROOKFIELD ASSET MGMT INC CL A LTD VT SH 112585104 475 8,950 SH   SOLE   8,950 0 0
BROOKFIELD ASSET MGMT INC CL A LTD VT SH 112585104 1,163 21,914 SH   DFND 1 21,914 0 0
BRUKER CORP COM 116794108 439 10,000 SH   SOLE   10,000 0 0
CAMBIUM NETWORKS CORP SHS G17766109 56 5,770 SH   DFND 1 5,770 0 0
CAMBIUM NETWORKS CORP SHS G17766109 49 5,000 SH   DFND 2 5,000 0 0
CAMBIUM NETWORKS CORP SHS G17766109 623 64,218 SH   SOLE   64,218 0 0
CARMAX INC COM 143130102 1,804 20,500 SH   SOLE   20,500 0 0
CARMAX INC COM 143130102 7,260 82,500 SH   DFND 2 82,500 0 0
CHANNELADVISOR CORP COM 159179100 280 30,000 SH   DFND 2 30,000 0 0
CHANNELADVISOR CORP COM 159179100 1,446 155,000 SH   SOLE   155,000 0 0
CHEVRON CORP NEW COM 166764100 474 4,000 SH   SOLE   4,000 0 0
COHU INC COM 192576106 1,823 135,000 SH   SOLE   135,000 0 0
COMCAST CORP NEW CL A 20030N101 5,184 115,000 SH   DFND 2 115,000 0 0
COMCAST CORP NEW CL A 20030N101 9,016 200,000 SH   DFND 1 200,000 0 0
COMSCORE INC COM 20564W105 87 45,600 SH   DFND 1 45,600 0 0
COMSCORE INC COM 20564W105 28 14,400 SH   SOLE   14,400 0 0
CORNING INC COM 219350105 998 35,000 SH   DFND 2 35,000 0 0
COUPA SOFTWARE INC COM 22266L106 155 1,200 SH   SOLE   1,200 0 0
COUPA SOFTWARE INC COM 22266L106 622 4,800 SH   DFND 2 4,800 0 0
CRA INTL INC COM 12618T105 294 7,000 SH   SOLE   7,000 0 0
CRYOPORT INC COM PAR $0.001 229050307 687 42,000 SH   SOLE   42,000 0 0
CRYOPORT INC COM PAR $0.001 229050307 900 55,000 SH   DFND 2 55,000 0 0
ECOLOGY & ENVIRONMENT INC CL A 278878103 455 29,972 SH   SOLE   29,972 0 0
EMCORE CORP COM NEW 290846203 1,259 410,000 SH   SOLE   410,000 0 0
ENCOMPASS HEALTH CORP COM 29261A100 4,430 70,000 SH   DFND 1 70,000 0 0
ENTEGRIS INC COM 29362U104 6,118 130,000 SH   DFND 2 130,000 0 0
ENTEGRIS INC COM 29362U104 7,506 159,500 SH   SOLE   159,500 0 0
ENTEGRIS INC COM 29362U104 6,424 136,500 SH   DFND 1 136,500 0 0
EQUINIX INC COM 29444U700 1,154 2,000 SH   SOLE   2,000 0 0
EVERBRIDGE INC COM 29978A104 710 11,500 SH   DFND 2 11,500 0 0
EVERBRIDGE INC COM 29978A104 270 4,375 SH   SOLE   4,375 0 0
FIREEYE INC COM 31816Q101 1,734 130,000 SH   SOLE   130,000 0 0
FLIR SYS INC COM 302445101 447 8,500 SH   DFND 2 8,500 0 0
FORMFACTOR INC COM 346375108 6,815 365,500 SH   DFND 1 365,500 0 0
FORMFACTOR INC COM 346375108 3,030 162,500 SH   DFND 2 162,500 0 0
FORMFACTOR INC COM 346375108 2,526 135,500 SH   SOLE   135,500 0 0
FREQUENCY ELECTRS INC COM 358010106 1,519 125,000 SH   SOLE   125,000 0 0
FREQUENCY ELECTRS INC COM 358010106 316 26,000 SH   DFND 2 26,000 0 0
GENMARK DIAGNOSTICS INC COM 372309104 909 150,000 SH   SOLE   150,000 0 0
GENMARK DIAGNOSTICS INC COM 372309104 606 100,000 SH   DFND 1 100,000 0 0
GILEAD SCIENCES INC COM 375558103 2,915 46,000 SH   DFND 1 46,000 0 0
GILEAD SCIENCES INC COM 375558103 5,451 86,000 SH   DFND 2 86,000 0 0
GILEAD SCIENCES INC COM 375558103 824 13,000 SH   SOLE   13,000 0 0
GSE SYS INC COM 36227K106 1,789 1,022,500 SH   SOLE   1,022,500 0 0
HAWAIIAN HOLDINGS INC COM 419879101 276 10,500 SH   DFND 2 10,500 0 0
HAWAIIAN HOLDINGS INC COM 419879101 2,105 80,150 SH   SOLE   80,150 0 0
HAWAIIAN HOLDINGS INC COM 419879101 2,430 92,550 SH   DFND 1 92,550 0 0
HONEYWELL INTL INC COM 438516106 4,061 24,000 SH   DFND 1 24,000 0 0
HONEYWELL INTL INC COM 438516106 423 2,500 SH   DFND 2 2,500 0 0
II VI INC COM 902104108 211 6,000 SH   DFND 2 6,000 0 0
II VI INC COM 902104108 3,394 96,400 SH   SOLE   96,400 0 0
II VI INC COM 902104108 4,021 114,200 SH   DFND 1 114,200 0 0
INTEVAC INC COM 461148108 1,677 320,000 SH   SOLE   320,000 0 0
IPG PHOTONICS CORP COM 44980X109 949 7,000 SH   SOLE   7,000 0 0
IPG PHOTONICS CORP COM 44980X109 848 6,250 SH   DFND 2 6,250 0 0
KIMBELL RTY PARTNERS LP UNIT 49435R102 368 25,000 SH   SOLE   25,000 0 0
KLA CORPORATION COM NEW 482480100 1,196 7,500 SH   SOLE   7,500 0 0
KLA CORPORATION COM NEW 482480100 2,990 18,750 SH   DFND 1 18,750 0 0
KVH INDS INC COM 482738101 5,325 500,000 SH   DFND 2 500,000 0 0
KVH INDS INC COM 482738101 6,020 565,298 SH   SOLE   565,298 0 0
KVH INDS INC COM 482738101 439 41,200 SH   DFND 1 41,200 0 0
LABORATORY CORP AMER HLDGS COM NEW 50540R409 5,504 32,763 SH   DFND 1 32,763 0 0
LABORATORY CORP AMER HLDGS COM NEW 50540R409 336 2,000 SH   DFND 2 2,000 0 0
LABORATORY CORP AMER HLDGS COM NEW 50540R409 1,142 6,800 SH   SOLE   6,800 0 0
LAM RESEARCH CORP COM 512807108 578 2,500 SH   DFND 2 2,500 0 0
LEMAITRE VASCULAR INC COM 525558201 769 22,500 SH   SOLE   22,500 0 0
LIMELIGHT NETWORKS INC COM 53261M104 455 150,000 SH   SOLE   150,000 0 0
LIVONGO HEALTH INC COM 539183103 96 5,514 SH   DFND 2 5,514 0 0
LIVONGO HEALTH INC COM 539183103 85 4,893 SH   SOLE   4,893 0 0
LIVONGO HEALTH INC COM 539183103 129 7,370 SH   DFND 1 7,370 0 0
MACOM TECH SOLUTIONS HLDGS I COM 55405Y100 1,075 50,000 SH   SOLE   50,000 0 0
MEDTRONIC PLC SHS G5960L103 2,557 23,541 SH   DFND 1 23,541 0 0
MEDTRONIC PLC SHS G5960L103 2,390 22,000 SH   DFND 2 22,000 0 0
MEDTRONIC PLC SHS G5960L103 909 8,365 SH   SOLE   8,365 0 0
MKS INSTRUMENT INC COM 55306N104 2,307 25,000 SH   DFND 2 25,000 0 0
MKS INSTRUMENT INC COM 55306N104 4,337 47,000 SH   SOLE   47,000 0 0
MKS INSTRUMENT INC COM 55306N104 2,307 25,000 SH   DFND 1 25,000 0 0
MODERNA INC COM 60770K107 677 42,500 SH   SOLE   42,500 0 0
NATIONAL INSTRS CORP COM 636518102 840 20,000 SH   DFND 2 20,000 0 0
NATIONAL INSTRS CORP COM 636518102 294 7,000 SH   SOLE   7,000 0 0
NAVIGATOR HOLDINGS LTD SHS Y62132108 352 33,000 SH   DFND 2 33,000 0 0
NAVIGATOR HOLDINGS LTD SHS Y62132108 2,092 195,900 SH   SOLE   195,900 0 0
NAVIGATOR HOLDINGS LTD SHS Y62132108 1,532 143,400 SH   DFND 1 143,400 0 0
NEOPHOTONICS CORP COM 64051T100 234 38,500 SH   DFND 1 38,500 0 0
NEOPHOTONICS CORP COM 64051T100 70 11,500 SH   SOLE   11,500 0 0
NLIGHT INC COM 65487K100 55 3,500 SH   DFND 2 3,500 0 0
NLIGHT INC COM 65487K100 137 8,762 SH   SOLE   8,762 0 0
NLIGHT INC COM 65487K100 120 7,631 SH   DFND 1 7,631 0 0
NOVA MEASURING INSTRUMENTS L COM M7516K103 3,336 105,000 SH   DFND 1 105,000 0 0
NOVA MEASURING INSTRUMENTS L COM M7516K103 1,859 58,500 SH   DFND 2 58,500 0 0
NOVA MEASURING INSTRUMENTS L COM M7516K103 3,749 118,000 SH   SOLE   118,000 0 0
OIL DRI CORP AMER COM 677864100 1,465 43,000 SH   SOLE   43,000 0 0
OIL DRI CORP AMER COM 677864100 579 17,000 SH   DFND 2 17,000 0 0
OMNICELL INC COM 68213N109 217 3,000 SH   SOLE   3,000 0 0
PARSONS CORPORATION COM 70202L102 254 7,700 SH   DFND 1 7,700 0 0
PARSONS CORPORATION COM 70202L102 198 6,000 SH   DFND 2 6,000 0 0
PARSONS CORPORATION COM 70202L102 254 7,700 SH   SOLE   7,700 0 0
PDF SOLUTIONS INC COM 693282105 6,437 492,500 SH   DFND 2 492,500 0 0
PDF SOLUTIONS INC COM 693282105 8,272 632,915 SH   SOLE   632,915 0 0
PDF SOLUTIONS INC COM 693282105 2,324 177,785 SH   DFND 1 177,785 0 0
PHOTRONICS INC COM 719405102 1,550 142,500 SH   DFND 2 142,500 0 0
PHOTRONICS INC COM 719405102 5,076 466,500 SH   SOLE   466,500 0 0
PHOTRONICS INC COM 719405102 1,289 118,500 SH   DFND 1 118,500 0 0
Q2 HLDGS INC COM 74736L109 651 8,250 SH   SOLE   8,250 0 0
Q2 HLDGS INC COM 74736L109 1,380 17,500 SH   DFND 2 17,500 0 0
QUEST DIAGNOSTICS INC COM 74834L100 375 3,500 SH   DFND 2 3,500 0 0
QUEST DIAGNOSTICS INC COM 74834L100 187 1,750 SH   SOLE   1,750 0 0
RESIDEO TECHNOLOGIES INC COM 76118Y104 287 20,000 SH   SOLE   20,000 0 0
RESIDEO TECHNOLOGIES INC COM 76118Y104 144 10,000 SH   DFND 1 10,000 0 0
SCHLUMBERGER LTD COM 806857108 103 3,000 SH   SOLE   3,000 0 0
SCHLUMBERGER LTD COM 806857108 342 10,000 SH   DFND 2 10,000 0 0
SOUTHWEST AIRLS CO COM 844741108 897 16,600 SH   SOLE   16,600 0 0
SOUTHWEST AIRLS CO COM 844741108 2,344 43,400 SH   DFND 1 43,400 0 0
SUTTER ROCK CAP CORP COM 86944Q100 516 82,762 SH   SOLE   82,762 0 0
SUTTER ROCK CAP CORP COM 86944Q100 1,991 318,997 SH   DFND 1 318,997 0 0
TAIWAN SEMICONDUCTOR MFG LTD SPONSORED ADS 874039100 395 8,500 SH   DFND 2 8,500 0 0
TAIWAN SEMICONDUCTOR MFG LTD SPONSORED ADS 874039100 325 7,000 SH   SOLE   7,000 0 0
TEKLA HEALTHCARE INVS SH BEN INT 87911J103 1,920 104,698 SH   SOLE   104,698 0 0
TEKLA HEALTHCARE INVS SH BEN INT 87911J103 4,794 261,392 SH   DFND 1 261,392 0 0
TEKLA LIFE SCIENCES INVS SH BEN INT 87911K100 1,772 117,359 SH   SOLE   117,359 0 0
TEKLA LIFE SCIENCES INVS SH BEN INT 87911K100 5,814 385,000 SH   DFND 1 385,000 0 0
THE TRADE DESK INC COM CL A 88339J105 225 1,200 SH   SOLE   1,200 0 0
THE TRADE DESK INC COM CL A 88339J105 938 5,000 SH   DFND 2 5,000 0 0
THERMO FISHER SCIENTIFIC INC COM 883556102 8,738 30,000 SH   DFND 2 30,000 0 0
THERMO FISHER SCIENTIFIC INC COM 883556102 7,282 25,000 SH   DFND 1 25,000 0 0
TTM TECHNOLOGIES INC COM 87305R109 183 15,000 SH   DFND 1 15,000 0 0
TTM TECHNOLOGIES INC COM 87305R109 884 72,500 SH   SOLE   72,500 0 0
UGI CORP NEW CALL 902681105 503 10,000 SH   SOLE   10,000 0 0
ULTRA CLEAN HLDGS INC COM 90385V107 1,244 85,000 SH   SOLE   85,000 0 0
ULTRA CLEAN HLDGS INC COM 90385V107 249 17,000 SH   DFND 2 17,000 0 0
VIASAT INC COM 92552V100 7,125 94,600 SH   DFND 1 94,600 0 0
VIASAT INC COM 92552V100 1,469 19,500 SH   DFND 2 19,500 0 0
VIASAT INC COM 92552V100 2,071 27,500 SH   SOLE   27,500 0 0
VICOR CORP COM 925815102 2,140 72,500 SH   DFND 2 72,500 0 0
VICOR CORP COM 925815102 5,314 180,000 SH   SOLE   180,000 0 0
VICOR CORP COM 925815102 1,476 50,000 SH   DFND 1 50,000 0 0
VISHAY INTERTECHNOLOGY INC COM 928298108 1,016 60,000 SH   DFND 2 60,000 0 0
VISHAY PRECISION GROUP INC COM 92835K103 246 7,500 SH   SOLE   7,500 0 0
WABTEC CORP COM 929740108 1,437 20,000 SH   DFND 2 20,000 0 0
WABTEC CORP COM 929740108 2,515 35,000 SH   SOLE   35,000 0 0
WABTEC CORP COM 929740108 2,874 40,000 SH   DFND 1 40,000 0 0
WORLD WRESTLING ENTMT INC CL A 98156Q108 676 9,500 SH   DFND 2 9,500 0 0
WORLD WRESTLING ENTMT INC CL A 98156Q108 320 4,500 SH   SOLE   4,500 0 0
ZUORA INC COM CL A 98983V106 548 36,425 SH   DFND 2 36,425 0 0
ZUORA INC COM CL A 98983V106 1,699 112,865 SH   SOLE   112,865 0 0
ZUORA INC COM CL A 98983V106 1,054 70,000 SH   DFND 1 70,000 0 0