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
3M CO. COM 88579Y101 235 1,000 SH   SOLE   1,000 0 0
A.O. SMITH CORP. COM 831865209 858 14,000 SH   SOLE   14,000 0 0
ACCENTURE PLC COM G1151C101 291 1,900 SH   SOLE   1,900 0 0
ADOBE SYSTEMS INC. COM 00724F101 2,383 13,600 SH   SOLE   13,600 0 0
AFLAC INC. COM 001055102 211 2,400 SH   SOLE   2,400 0 0
AIR PRODUCTS & CHEMICALS INC. COM 009158106 492 3,000 SH   SOLE   3,000 0 0
ALIBABA GROUP HOLDING COM 01609W102 29,313 170,000 SH   SOLE   170,000 0 0
ALPHABET INC., CLASS-A COM 02079K305 25,403 24,115 SH   SOLE   24,115 0 0
ALPHABET INC., CLASS-C COM 02079K107 27,830 26,596 SH   SOLE   26,596 0 0
AMAZON.COM INC. COM 023135106 52,123 44,570 SH   SOLE   44,570 0 0
AMERICAN EXPRESS CO. COM 025816109 377 3,800 SH   SOLE   3,800 0 0
APPLIED MATERIALS INC. COM 038222105 21,923 428,850 SH   SOLE   428,850 0 0
APTARGROUP, INC. COM 038336103 908 10,520 SH   SOLE   10,520 0 0
APTIV PLC COM G6095L109 6,122 72,170 SH   SOLE   72,170 0 0
BERKSHIRE HATHAWAY INC. CL. B COM 084670702 525 2,650 SH   SOLE   2,650 0 0
BOEING CO. COM 097023105 1,769 6,000 SH   SOLE   6,000 0 0
BOSTON PROPERTIES, INC. COM 101121101 858 6,600 SH   SOLE   6,600 0 0
BUCKEYE PARTNERS LP COM 118230101 347 7,000 SH   SOLE   7,000 0 0
CALAMP CORP. COM 128126109 1,564 73,000 SH   SOLE   73,000 0 0
CATASYS INC. (New) COM 149049504 75 20,000 SH   SOLE   20,000 0 0
CHARLES SCHWAB CORP. COM 808513105 5,569 108,400 SH   SOLE   108,400 0 0
CHEVRON CORPORATION COM 166764100 476 3,800 SH   SOLE   3,800 0 0
COHERENT INC. COM 192479103 66,547 235,800 SH   SOLE   235,800 0 0
CVS HEALTH CORPORATION COM 126650100 297 4,100 SH   SOLE   4,100 0 0
DELPHI TECHNOLOGIES PLC COM G2709G107 1,262 24,048 SH   SOLE   24,048 0 0
DELTA AIR LINES INC. COM 247361702 4,558 81,400 SH   SOLE   81,400 0 0
DOWDUPONT INC. COM 26078J100 219 3,074 SH   SOLE   3,074 0 0
EXXON MOBIL CORPORATION COM 30231G102 779 9,312 SH   SOLE   9,312 0 0
FACEBOOK INC. CL A COM 30303M102 74,951 424,750 SH   SOLE   424,750 0 0
FEDEX CORPORATION COM 31428X106 29,221 117,098 SH   SOLE   117,098 0 0
FISERV INC. COM 337738108 18,062 137,740 SH   SOLE   137,740 0 0
GENERAL ELECTRIC CO. COM 369604103 183 10,500 SH   SOLE   10,500 0 0
GRUBHUB INC. COM 400110102 574 8,000 SH   SOLE   8,000 0 0
HOME DEPOT INC. COM 437076102 35,783 188,800 SH   SOLE   188,800 0 0
ILLINOIS TOOL WORKS COM 452308109 4,038 24,200 SH   SOLE   24,200 0 0
INTUITIVE SURGICAL INC. COM 46120E602 1,423 3,900 SH   SOLE   3,900 0 0
JACK HENRY & ASSOCIATES INC. COM 426281101 351 3,000 SH   SOLE   3,000 0 0
JOHNSON & JOHNSON INC. COM 478160104 678 4,850 SH   SOLE   4,850 0 0
JPMORGAN CHASE & COMPANY COM 46625H100 9,502 88,854 SH   SOLE   88,854 0 0
K2M GROUP HOLDINGS COM 48273J107 666 37,000 SH   SOLE   37,000 0 0
LABORATORY CORP OF AMERICA COM 50540R409 884 5,540 SH   SOLE   5,540 0 0
LENNAR CORPORATION CLASS A COM 526057104 18,238 288,400 SH   SOLE   288,400 0 0
LOWES COMPANIES INC. COM 548661107 871 9,370 SH   SOLE   9,370 0 0
MACQUARIE INFRASTRUCTURE COM 55608B105 1,466 22,839 SH   SOLE   22,839 0 0
MAGNA INTERNATIONAL INC. CL. A COM 559222401 227 4,000 SH   SOLE   4,000 0 0
MASTERCARD INC. COM 57636Q104 58,143 384,138 SH   SOLE   384,138 0 0
MICROSOFT CORP. COM 594918104 43,591 509,600 SH   SOLE   509,600 0 0
MIMEDX GROUP INC COM 602496101 3,216 255,000 SH   SOLE   255,000 0 0
MINERALS TECHNOLOGIES INC. COM 603158106 220 3,200 SH   SOLE   3,200 0 0
NESTLE S A ADR COM 641069406 378 4,400 SH   SOLE   4,400 0 0
NEXTERA ENERGY, INC. COM 65339F101 469 3,000 SH   SOLE   3,000 0 0
NOBLE ROMAN COM 655107100 36 60,000 SH   SOLE   60,000 0 0
NORTHERN TECHNOLOGIES INTL COR COM 665809109 866 35,000 SH   SOLE   35,000 0 0
NOVA MEASURING INSTRUMENTS COM M7516K103 570 22,000 SH   SOLE   22,000 0 0
PARKER HANNIFIN CORP. COM 701094104 1,038 5,200 SH   SOLE   5,200 0 0
PAYCHEX INC. COM 704326107 688 10,100 SH   SOLE   10,100 0 0
PPG INDUSTRIES COM 693506107 1,425 12,200 SH   SOLE   12,200 0 0
PRAXAIR, INC. COM 74005P104 11,941 77,200 SH   SOLE   77,200 0 0
PRIMO WATER CORPORATION COM 74165N105 880 70,000 SH   SOLE   70,000 0 0
PROGENICS PHARMACEUTICALS INC. COM 743187106 71 12,000 SH   SOLE   12,000 0 0
PROGRESSIVE CORP. COM 743315103 1,690 30,000 SH   SOLE   30,000 0 0
RUDOLPH TECHNOLOGIES COM 781270103 478 20,000 SH   SOLE   20,000 0 0
SAP AKTIENGESELLSCHAFT COM 803054204 23,899 212,700 SH   SOLE   212,700 0 0
SIERRA WIRELESS INC. COM 826516106 784 38,340 SH   SOLE   38,340 0 0
SILICOM LTD COM M84116108 1,402 20,000 SH   SOLE   20,000 0 0
SIRIUS XM HLDGS. INC. COM 82968B103 118 22,000 SH   SOLE   22,000 0 0
SQUARE INC. COM 852234103 3,987 115,000 SH   SOLE   115,000 0 0
STARBUCKS CORPORATION COM 855244109 413 7,200 SH   SOLE   7,200 0 0
TELADOC, INC. COM 87918A105 1,220 35,000 SH   SOLE   35,000 0 0
TENNANT COMPANY COM 880345103 654 9,000 SH   SOLE   9,000 0 0
TEXAS INSTRUMENTS INC. COM 882508104 25,091 240,240 SH   SOLE   240,240 0 0
THERMO FISHER SCIENTIFIC INC. COM 883556102 40,902 215,411 SH   SOLE   215,411 0 0
TIME WARNER NEW COM 887317303 274 3,000 SH   SOLE   3,000 0 0
ULTA BEAUTY, INC. COM 90384S303 27,499 122,950 SH   SOLE   122,950 0 0
UNION PACIFIC CORP. COM 907818108 1,006 7,500 SH   SOLE   7,500 0 0
UNIVERSAL DISPLAY CORP. COM 91347P105 2,935 17,000 SH   SOLE   17,000 0 0
VISA INC. COM 92826c839 7,480 65,600 SH   SOLE   65,600 0 0
WATERS CORP. COM 941848103 560 2,900 SH   SOLE   2,900 0 0
WHITESTONE REIT COM 966084204 1,066 74,000 SH   SOLE   74,000 0 0