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
Intel Corp., 2.95 percent, due 12/15/2035 CONVERTIBLE 458140AD2 980 750,000 PRN   SOLE   750,000 0 0
Allergan plc, 5.50 percent, 03/01/2018 PREFERRED STOCK G0177J116 2,517 2,900 SH   SOLE   2,900 0 0
Public Storage, 5.15 percent, due 06/02/2022 PREFERRED STOCK 74460W685 3,005 120,000 SH   SOLE   120,000 0 0
Air Lease Corp. COMMON STOCK 00912X302 17,484 468,000 SH   SOLE   468,000 0 0
Alibaba Group Holding Ltd. (ADR) COMMON STOCK 01609W102 352 2,500 SH   SOLE   2,500 0 0
Allergan plc COMMON STOCK G0177J108 831,932 3,422,321 SH   SOLE   3,340,901 0 81,420
Alliance Data Systems Corp. COMMON STOCK 018581108 179,683 700,000 SH   SOLE   700,000 0 0
Alphabet Inc., Class A COMMON STOCK 02079K305 481,049 517,435 SH   SOLE   506,032 0 11,403
Alphabet Inc., Class C COMMON STOCK 02079K107 505,317 556,069 SH   SOLE   537,344 0 18,725
American Express Co. COMMON STOCK 025816109 193,752 2,300,000 SH   SOLE   2,300,000 0 0
Anthem Inc. COMMON STOCK 036752103 112,878 600,000 SH   SOLE   600,000 0 0
Apple Inc. COMMON STOCK 037833100 520,031 3,610,824 SH   SOLE   3,495,977 0 114,847
Applied Materials Inc. COMMON STOCK 038222105 8,262 200,000 SH   SOLE   200,000 0 0
Autodesk Inc. COMMON STOCK 052769106 155,172 1,539,100 SH   SOLE   1,539,100 0 0
Axalta Coating Systems Ltd. COMMON STOCK G0750C108 61,677 1,925,000 SH   SOLE   1,925,000 0 0
Belmond Ltd. COMMON STOCK G1154H107 13,300 1,000,000 SH   SOLE   1,000,000 0 0
Capital One Financial Corp. COMMON STOCK 14040H105 74,358 900,000 SH   SOLE   900,000 0 0
Cardinal Health Inc. COMMON STOCK 14149Y108 91,556 1,175,000 SH   SOLE   1,175,000 0 0
Charles Schwab Corp. COMMON STOCK 808513105 617,111 14,364,782 SH   SOLE   14,043,814 0 320,968
Ciena Corp. COMMON STOCK 171779309 67,554 2,700,000 SH   SOLE   2,700,000 0 0
The Clorox Company COMMON STOCK 189054109 582,914 4,374,914 SH   SOLE   4,250,617 0 124,297
Cognizant Tech Solutions - Class A COMMON STOCK 192446102 26,826 404,000 SH   SOLE   404,000 0 0
Compass Minerals International Inc. COMMON STOCK 20451N101 205,506 3,147,101 SH   SOLE   3,067,946 0 79,155
Cummins Inc. COMMON STOCK 231021106 56,777 350,000 SH   SOLE   350,000 0 0
CVS Health Corp. COMMON STOCK 126650100 586,033 7,283,532 SH   SOLE   7,044,434 0 239,098
Danaher Corp. COMMON STOCK 235851102 824,254 9,767,203 SH   SOLE   9,441,928 0 325,275
Deere & Co. COMMON STOCK 244199105 46,717 378,000 SH   SOLE   378,000 0 0
Dentsply Sirona Inc. COMMON STOCK 24906P109 84,292 1,300,000 SH   SOLE   1,300,000 0 0
eBay Inc. COMMON STOCK 278642103 97,078 2,780,000 SH   SOLE   2,780,000 0 0
Ecolab Inc. COMMON STOCK 278865100 54,428 410,000 SH   SOLE   410,000 0 0
Equifax Inc. COMMON STOCK 294429105 61,495 447,500 SH   SOLE   447,500 0 0
Essent Group Ltd. COMMON STOCK G3198U102 15,970 430,000 SH   SOLE   430,000 0 0
Expeditors International of Washington Inc. COMMON STOCK 302130109 123,352 2,184,000 SH   SOLE   2,184,000 0 0
FedEx Corp. COMMON STOCK 31428X106 27,166 125,000 SH   SOLE   125,000 0 0
First American Financial Corp. COMMON STOCK 31847R102 21,004 470,000 SH   SOLE   470,000 0 0
First Horizon National Corp. COMMON STOCK 320517105 90,730 5,208,394 SH   SOLE   5,208,394 0 0
Fiserv Inc. COMMON STOCK 337738108 79,521 650,000 SH   SOLE   650,000 0 0
Fortive Corp. COMMON STOCK 34959J108 63,997 1,010,211 SH   SOLE   1,010,211 0 0
Gilead Sciences Inc. COMMON STOCK 375558103 1,377,693 19,464,445 SH   SOLE   19,084,413 0 380,032
Hanesbrands Inc. COMMON STOCK 410345102 76,348 3,296,544 SH   SOLE   3,296,544 0 0
Hannon Armstrong Sustainable Infrastructue Capital Inc. COMMON STOCK 41068X100 10,406 455,000 SH   SOLE   455,000 0 0
Intel Corp. COMMON STOCK 458140100 861,352 25,529,105 SH   SOLE   24,851,881 0 677,224
International Business Machines Corp. COMMON STOCK 459200101 247,974 1,612,000 SH   SOLE   1,612,000 0 0
Iron Mountain Inc. COMMON STOCK 46284V101 425,193 12,374,647 SH   SOLE   12,041,241 0 333,406
Keysight Technologies Inc. COMMON STOCK 49338L103 311 8,000 SH   SOLE   8,000 0 0
KLA-Tencor Corporation COMMON STOCK 482480100 317,014 3,464,252 SH   SOLE   3,376,337 0 87,915
Lam Research Corp. COMMON STOCK 512807108 7,072 50,000 SH   SOLE   50,000 0 0
Mastercard Incorporated COMMON STOCK 57636Q104 387,621 3,191,613 SH   SOLE   3,082,581 0 109,032
Mattel Inc. COMMON STOCK 577081102 179,668 8,345,000 SH   SOLE   8,345,000 0 0
McCormick & Co. COMMON STOCK 579780206 248,677 2,550,267 SH   SOLE   2,488,275 0 61,992
McKesson Corp. COMMON STOCK 58155Q103 728,721 4,428,838 SH   SOLE   4,334,987 0 93,851
MDU Resources Group Inc. COMMON STOCK 552690109 403,265 15,391,782 SH   SOLE   14,959,516 0 432,266
Micron Technology Inc. COMMON STOCK 595112103 202,302 6,775,000 SH   SOLE   6,775,000 0 0
Mondelez International Inc., Class A COMMON STOCK 609207105 498,571 11,543,661 SH   SOLE   11,185,807 0 357,854
Motorola Solutions Inc. COMMON STOCK 620076307 486,441 5,608,041 SH   SOLE   5,477,564 0 130,477
National Oilwell Varco Inc. COMMON STOCK 637071101 207,270 6,292,348 SH   SOLE   6,130,300 0 162,048
Northwest Natural Gas Co. COMMON STOCK 667655104 23,790 397,500 SH   SOLE   397,500 0 0
Novartis AG (ADR) COMMON STOCK 66987V109 665,310 7,970,649 SH   SOLE   7,790,746 0 179,903
Patterson Companies Inc. COMMON STOCK 703395103 414,361 8,825,571 SH   SOLE   8,616,011 0 209,560
PayPal Holdings Inc. COMMON STOCK 70450Y103 273,709 5,099,842 SH   SOLE   4,937,928 0 161,914
Pentair plc COMMON STOCK G7S00T104 616,376 9,263,244 SH   SOLE   9,009,843 0 253,401
Perrigo Co. plc COMMON STOCK G97822103 159,121 2,107,000 SH   SOLE   2,107,000 0 0
Potash Corporation of Saskatchewan Inc. COMMON STOCK 73755L107 27,710 1,700,000 SH   SOLE   1,700,000 0 0
PPG Industries Inc. COMMON STOCK 693506107 259,991 2,364,410 SH   SOLE   2,288,549 0 75,861
Praxair Inc. COMMON STOCK 74005P104 849,879 6,411,764 SH   SOLE   6,232,244 0 179,520
Procter & Gamble Co. COMMON STOCK 742718109 320,286 3,675,107 SH   SOLE   3,552,695 0 122,412
Progressive Corp. COMMON STOCK 743315103 37,477 850,000 SH   SOLE   850,000 0 0
Public Storage COMMON STOCK 74460D109 339,977 1,630,350 SH   SOLE   1,579,494 0 50,856
QUALCOMM Inc. COMMON STOCK 747525103 265,553 4,809,000 SH   SOLE   4,809,000 0 0
Redwood Trust Inc. COMMON STOCK 758075402 18,744 1,100,000 SH   SOLE   1,100,000 0 0
SEI Investments Co. COMMON STOCK 784117103 61,963 1,152,153 SH   SOLE   1,152,153 0 0
Sempra Energy COMMON STOCK 816851109 376,158 3,336,210 SH   SOLE   3,239,735 0 96,475
Shaw Communications Inc., Class B COMMON STOCK 82028K200 86,071 3,950,000 SH   SOLE   3,950,000 0 0
Sysco Corp. COMMON STOCK 871829107 310,053 6,160,396 SH   SOLE   5,971,843 0 188,553
Taiwan Semiconductor Manufacturing Co., Ltd. (ADR) COMMON STOCK 874039100 262 7,500 SH   SOLE   7,500 0 0
Teleflex Inc. COMMON STOCK 879369106 78,949 380,000 SH   SOLE   380,000 0 0
The Walt Disney Co. COMMON STOCK 254687106 618,075 5,817,181 SH   SOLE   5,621,056 0 196,125
Thomson Reuters Corp. COMMON STOCK 884903105 375,375 8,109,196 SH   SOLE   7,879,241 0 229,955
Trimble Inc. COMMON STOCK 896239100 19,619 550,000 SH   SOLE   550,000 0 0
United Parcel Service Inc., Class B COMMON STOCK 911312106 712,853 6,445,904 SH   SOLE   6,293,089 0 152,815
Verisk Analytics Inc. COMMON STOCK 92345Y106 534,772 6,338,417 SH   SOLE   6,163,179 0 175,238
VF Corp. COMMON STOCK 918204108 808,175 14,030,812 SH   SOLE   13,723,033 0 307,779
Waste Management Inc. COMMON STOCK 94106L109 397,221 5,415,420 SH   SOLE   5,243,653 0 171,767
WD-40 Co. COMMON STOCK 929236107 144,584 1,310,233 SH   SOLE   1,266,806 0 43,427
Wells Fargo & Co. COMMON STOCK 949746101 801,602 14,466,744 SH   SOLE   14,090,497 0 376,247
Whole Foods Market Inc. COMMON STOCK 966837106 121,698 2,890,000 SH   SOLE   2,890,000 0 0
Xylem Inc. COMMON STOCK 98419M100 348,155 6,280,991 SH   SOLE   6,125,933 0 155,058