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
AmerisourceBergen Corporation COM 03073E105 27 317 SH   SOLE   317 0 0
AECOM COM 00766T100 31 928 SH   SOLE   928 0 0
Applied Industrial Technologies, Inc. COM 03820C105 56 796 SH   SOLE   796 0 0
Arthur J. Gallagher & Co. COM 363576109 4,571 70,014 SH   SOLE   70,014 0 0
AMETEK, Inc. COM 031100100 140 1,936 SH   SOLE   1,936 0 0
Aon PLC COM G0408V102 46 332 SH   SOLE   332 0 0
Ampco-Pittsburgh Corporation COM 032037103 345 33,675 SH   SOLE   33,675 0 0
Amphenol Corporation COM 032095101 167 1,911 SH   SOLE   1,911 0 0
Apogee Enterprises, Inc. COM 037598109 1,076 22,340 SH   SOLE   22,340 0 0
Ares Capital Corporation COM 04010L103 5,777 351,174 SH   SOLE   351,174 0 0
Associated Banc-Corp COM 045487105 70 2,579 SH   SOLE   2,579 0 0
Astec Industries, Inc. COM 046224101 1,227 20,511 SH   SOLE   20,511 0 0
Ames National Corporation COM 031001100 809 26,211 SH   SOLE   26,211 0 0
AptarGroup, Inc. COM 038336103 998 10,688 SH   SOLE   10,688 0 0
Atrion Corporation COM 049904105 688 1,148 SH   SOLE   1,148 0 0
Auburn National Bancorporation, Inc. COM 050473107 829 16,710 SH   SOLE   16,710 0 0
Avery Dennison Corporation COM 053611109 42 407 SH   SOLE   407 0 0
Bar Harbor Bankshares COM 066849100 764 25,226 SH   SOLE   25,226 0 0
Badger Meter, Inc. COM 056525108 789 17,650 SH   SOLE   17,650 0 0
Brown & Brown, Inc. COM 115236101 82 2,952 SH   SOLE   2,952 0 0
Baldwin & Lyons Inc COM 057755209 388 15,899 SH   SOLE   15,899 0 0
Cal-Maine Foods, Inc. COM 128030202 906 19,753 SH   SOLE   19,753 0 0
Crown Castle International Corp. COM 22822V101 5,361 49,723 SH   SOLE   49,723 0 0
Crown Castle International Corp. COM 228227104 5 49 SH   SOLE   49 0 0
Cabot Microelectronics Corporation COM 12709P103 982 9,131 SH   SOLE   9,131 0 0
Church & Dwight Co., Inc. COM 171340102 124 2,334 SH   SOLE   2,334 0 0
Columbus McKinnon Corporation COM 199333105 881 20,328 SH   SOLE   20,328 0 0
Chipotle Mexican Grill, Inc. COM 169656105 13 29 SH   SOLE   29 0 0
Cohu, Inc. COM 192576106 386 15,758 SH   SOLE   15,758 0 0
Copart, Inc. COM 217204106 269 4,753 SH   SOLE   4,753 0 0
Cisco Systems, Inc. COM 17275R102 6,314 146,743 SH   SOLE   146,743 0 0
CSW Industrials, Inc. COM 126402106 576 10,898 SH   SOLE   10,898 0 0
Cintas Corporation COM 172908105 216 1,166 SH   SOLE   1,166 0 0
Cubic Corporation COM 229669106 1,026 15,987 SH   SOLE   15,987 0 0
Chevron Corporation COM 166764100 6,447 50,996 SH   SOLE   50,996 0 0
Diodes Incorporated COM 254543101 694 20,128 SH   SOLE   20,128 0 0
Dick's Sporting Goods, Inc. COM 253393102 39 1,098 SH   SOLE   1,098 0 0
Digital Realty Trust, Inc. COM 253868103 4,734 42,425 SH   SOLE   42,425 0 0
Duluth Holdings Inc. COM 26443V101 1,031 43,330 SH   SOLE   43,330 0 0
Darden Restaurants, Inc. COM 237194105 6,749 63,039 SH   SOLE   63,039 0 0
Dril-Quip, Inc. COM 262037104 1,066 20,732 SH   SOLE   20,732 0 0
Duke Energy Corporation COM 26441C204 4,539 57,395 SH   SOLE   57,395 0 0
Eagle Bancorp Montana, Inc. COM 26942G100 549 28,469 SH   SOLE   28,469 0 0
Emerson Electric Co. COM 291011104 5,569 80,551 SH   SOLE   80,551 0 0
Espey Mfg. & Electronics Corp. COM 296650104 525 19,575 SH   SOLE   19,575 0 0
Diamondback Energy, Inc. COM 25278X109 54 408 SH   SOLE   408 0 0
Facebook, Inc. COM 30303M102 39 200 SH   SOLE   200 0 0
Franklin Electric Co., Inc. COM 353514102 376 8,326 SH   SOLE   8,326 0 0
Fiserv, Inc. COM 337738108 133 1,794 SH   SOLE   1,794 0 0
The First of Long Island Corporation COM 320734106 601 24,187 SH   SOLE   24,187 0 0
Flowers Foods, Inc. COM 343498101 667 32,030 SH   SOLE   32,030 0 0
Keane Group, Inc. COM 48669A108 452 33,043 SH   SOLE   33,043 0 0
L. B. Foster Company COM 350060109 1,094 47,675 SH   SOLE   47,675 0 0
German American Bancorp, Inc. COM 373865104 1,245 34,724 SH   SOLE   34,724 0 0
Graham Corporation COM 384556106 779 30,182 SH   SOLE   30,182 0 0
Gulf Island Fabrication, Inc. COM 402307102 410 45,517 SH   SOLE   45,517 0 0
General Mills, Inc. COM 370334104 4,765 107,670 SH   SOLE   107,670 0 0
Global Payments Inc. COM 37940X102 109 977 SH   SOLE   977 0 0
The Gorman- Rupp Company COM 383082104 4,011 114,606 SH   SOLE   114,606 0 0
Granite Construction Incorporated COM 387328107 3,436 61,726 SH   SOLE   61,726 0 0
The Hingham Institute for Savings COM 433323102 991 4,509 SH   SOLE   4,509 0 0
Hooker Furniture Corporation COM 439038100 1,070 22,811 SH   SOLE   22,811 0 0
Helmerich & Payne, Inc. COM 423452101 2 25 SH   SOLE   25 0 0
HP Inc. COM 40434L105 6,113 269,399 SH   SOLE   269,399 0 0
Henry Schein, Inc. COM 806407102 85 1,171 SH   SOLE   1,171 0 0
Host Hotels & Resorts, Inc. COM 44107P104 72 3,439 SH   SOLE   3,439 0 0
Hubbell Incorporated COM 443510607 58 553 SH   SOLE   553 0 0
Hawkins, Inc. COM 420261109 420 11,874 SH   SOLE   11,874 0 0
Hyster-Yale Materials Handling, Inc. COM 449172105 758 11,791 SH   SOLE   11,791 0 0
International Business Machines Corporation COM 459200101 4,849 34,713 SH   SOLE   34,713 0 0
ICU Medical, Inc. COM 44930G107 1,009 3,437 SH   SOLE   3,437 0 0
Insteel Industries, Inc. COM 45774W108 766 22,930 SH   SOLE   22,930 0 0
Intuit Inc. COM 461202103 64 314 SH   SOLE   314 0 0
The Interpublic Group of Companies, Inc. COM 460690100 35 1,487 SH   SOLE   1,487 0 0
IPG Photonics Corporation COM 44980X109 28 128 SH   SOLE   128 0 0
J & J Snack Foods Corp. COM 466032109 3,466 22,735 SH   SOLE   22,735 0 0
Johnson & Johnson COM 478160104 5,092 41,963 SH   SOLE   41,963 0 0
Johnson Outdoors Inc. COM 479167108 1,345 15,915 SH   SOLE   15,915 0 0
Kimball Electronics, Inc. COM 49428J109 820 44,829 SH   SOLE   44,829 0 0
Kewaunee Scientific Corporation COM 492854104 377 10,483 SH   SOLE   10,483 0 0
KeyCorp COM 493267108 32 1,614 SH   SOLE   1,614 0 0
Kimberly-Clark Corporation COM 494368103 4,259 40,432 SH   SOLE   40,432 0 0
KMG Chemicals, Inc. COM 482564101 1,044 14,146 SH   SOLE   14,146 0 0
The Coca-Cola Company COM 191216100 4,383 99,936 SH   SOLE   99,936 0 0
Lakeland Industries, Inc. COM 511795106 469 33,142 SH   SOLE   33,142 0 0
Leggett & Platt, Incorporated COM 524660107 3,560 79,747 SH   SOLE   79,747 0 0
Lockheed Martin Corporation COM 539830109 4,861 16,453 SH   SOLE   16,453 0 0
Alliant Energy Corporation COM 018802108 123 2,904 SH   SOLE   2,904 0 0
McDonald's Corporation COM 580135101 7,286 46,501 SH   SOLE   46,501 0 0
Monarch Casino & Resort, Inc. COM 609027107 1,110 25,192 SH   SOLE   25,192 0 0
The Marcus Corporation COM 566330106 4,121 126,788 SH   SOLE   126,788 0 0
Mednax, Inc. COM 58502B106 24 560 SH   SOLE   560 0 0
Mohawk Industries, Inc. COM 608190104 55 258 SH   SOLE   258 0 0
M/I Homes, Inc. COM 55305B101 654 24,705 SH   SOLE   24,705 0 0
MKS Instruments, Inc. COM 55306N104 621 6,489 SH   SOLE   6,489 0 0
Miller Industries, Inc. COM 600551204 468 18,321 SH   SOLE   18,321 0 0
Merit Medical Systems, Inc. COM 589889104 986 19,256 SH   SOLE   19,256 0 0
Altria Group, Inc. COM 02209S103 6,177 108,762 SH   SOLE   108,762 0 0
Merck & Co., Inc. COM 58933Y105 5,983 98,572 SH   SOLE   98,572 0 0
Marten Transport, Ltd. COM 573075108 687 29,312 SH   SOLE   29,312 0 0
Mine Safety Appliances Company, LLC COM 553498106 3,570 37,053 SH   SOLE   37,053 0 0
Microsoft Corporation COM 594918104 78 795 SH   SOLE   795 0 0
MSC Industrial Direct Co., Inc. COM 553530106 43 503 SH   SOLE   503 0 0
MYR Group Inc. COM 55405W104 1,206 33,997 SH   SOLE   33,997 0 0
Nicolet Bankshares, Inc. COM 65406E102 379 6,882 SH   SOLE   6,882 0 0
National Presto Industries, Inc. COM 637215104 1,287 10,383 SH   SOLE   10,383 0 0
Northwest Pipe Company COM 667746101 392 20,242 SH   SOLE   20,242 0 0
Oil-Dri Corporation of America COM 677864100 537 12,743 SH   SOLE   12,743 0 0
Oil States International, Inc. COM 678026105 302 9,405 SH   SOLE   9,405 0 0
Paychex, Inc. COM 704326107 5,882 86,057 SH   SOLE   86,057 0 0
Pfizer Inc. COM 717081103 2,544 70,113 SH   SOLE   70,113 0 0
The Procter & Gamble Company COM 742718109 5,755 73,730 SH   SOLE   73,730 0 0
Park Electrochemical Corp. COM 700416209 650 28,031 SH   SOLE   28,031 0 0
Philip Morris International Inc. COM 718172109 3,842 47,583 SH   SOLE   47,583 0 0
Powell Industries, Inc. COM 739128106 738 21,187 SH   SOLE   21,187 0 0
Perma-Pipe International Holdings, Inc. COM 714167103 434 46,387 SH   SOLE   46,387 0 0
Quanta Services, Inc. COM 74762E102 56 1,684 SH   SOLE   1,684 0 0
Pioneer Natural Resources Company COM 723787107 65 346 SH   SOLE   346 0 0
FreightCar America, Inc. COM 357023100 386 22,985 SH   SOLE   22,985 0 0
Royal Dutch Shell PLC COM 780259107 5,836 80,334 SH   SOLE   80,334 0 0
RPC, Inc. COM 749660106 403 27,666 SH   SOLE   27,666 0 0
Sturm, Ruger & Company, Inc. COM 864159108 3,426 61,172 SH   SOLE   61,172 0 0
Red Hat, Inc. COM 756577102 86 643 SH   SOLE   643 0 0
ResMed Inc. COM 761152107 64 617 SH   SOLE   617 0 0
Ross Stores, Inc. COM 778296103 37 438 SH   SOLE   438 0 0
RPM International Inc. COM 749685103 71 1,216 SH   SOLE   1,216 0 0
Republic Services, Inc. COM 760759100 142 2,078 SH   SOLE   2,078 0 0
Sanderson Farms, Inc. COM 800013104 577 5,486 SH   SOLE   5,486 0 0
SIFCO Industries, Inc. COM 826546103 531 100,005 SH   SOLE   100,005 0 0
Six Flags Operations Inc. COM 83001A102 8,601 122,784 SH   SOLE   122,784 0 0
Snap-on Incorporated COM 833034101 50 313 SH   SOLE   313 0 0
The Southern Company COM 842587107 4,854 104,816 SH   SOLE   104,816 0 0
Solaris Oilfield Infrastructure, Inc. COM 83418M103 414 28,993 SH   SOLE   28,993 0 0
Sonic Corp. COM 835451105 25 737 SH   SOLE   737 0 0
Simpson Manufacturing Co., Inc. COM 829073105 962 15,462 SH   SOLE   15,462 0 0
Synalloy Corporation COM 871565107 803 40,229 SH   SOLE   40,229 0 0
AT&T Inc. COM 00206R102 4,754 148,067 SH   SOLE   148,067 0 0
Target Corporation COM 87612E106 4,607 60,519 SH   SOLE   60,519 0 0
Thor Industries, Inc. COM 885160101 501 5,145 SH   SOLE   5,145 0 0
Thermo Fisher Scientific Inc. COM 883556102 241 1,165 SH   SOLE   1,165 0 0
Twin Disc, Incorporated COM 901476101 1,111 44,757 SH   SOLE   44,757 0 0
United Fire Group, Inc. COM 910340108 428 7,852 SH   SOLE   7,852 0 0
Unit Corporation COM 909218109 1,228 48,034 SH   SOLE   48,034 0 0
Utah Medical Products, Inc. COM 917488108 1,364 12,386 SH   SOLE   12,386 0 0
Value Line, Inc. COM 920437100 392 16,560 SH   SOLE   16,560 0 0
Varian Medical Systems, Inc. COM 92220P105 32 278 SH   SOLE   278 0 0
Varex Imaging Corporation COM 92214X106 4 120 SH   SOLE   120 0 0
Verizon Communications Inc. COM 92343V104 5,667 112,650 SH   SOLE   112,650 0 0
Waste Management, Inc. COM 94106L109 6,633 81,541 SH   SOLE   81,541 0 0
Weis Markets, Inc. COM 948849104 4,338 81,331 SH   SOLE   81,331 0 0
Wabash National Corporation COM 929566107 285 15,251 SH   SOLE   15,251 0 0
W. P. Carey Inc. COM 92936U109 4,915 74,071 SH   SOLE   74,071 0 0
West Pharmaceutical Services, Inc. COM 955306105 4 42 SH   SOLE   42 0 0
ZAGG Inc COM 98884U108 416 24,035 SH   SOLE   24,035 0 0
Zoetis Inc. COM 98978V103 6 65 SH   SOLE   65 0 0
iShares Trust ETF 464287168 17 175 SH   SOLE   175 0 0
iShares Trust ETF 464287598 49 400 SH   SOLE   400 0 0
SPDR S&P MidCap 400 ETF Trust ETF 78467Y107 118 332 SH   SOLE   332 0 0
Invesco Exchange-Traded Fund Trust II ETF 46137V399 1 35 SH   SOLE   35 0 0
Schwab Strategic Trust ETF 808524409 9 173 SH   SOLE   173 0 0