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
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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 FIGI (to the nearest dollar) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
3M CO COM 88579Y101 BBG001S5T7X2 380,336,631 4,062,557 SH   SOLE   4,062,557 0 0
ALEXANDRIA REAL ESTATE EQ IN COM 015271109 BBG001S6CPH6 14,598,714 145,841 SH   SOLE   145,841 0 0
ALPHABET INC CAP STK CL A 02079K305 BBG009S39JY5 276,115 2,110 SH   SOLE   2,110 0 0
AMAZON COM INC COM 023135106 BBG001S5PQL7 349,961 2,753 SH   SOLE   2,753 0 0
AMERICAN WTR WKS CO INC NEW COM 030420103 BBG001SPHYW3 64,570,955 521,448 SH   SOLE   521,448 0 0
AMPHENOL CORP NEW CL A 032095101 BBG001S5NSK6 34,797,203 414,302 SH   SOLE   414,302 0 0
APTARGROUP INC COM 038336103 BBG001S78MT3 35,411,672 283,203 SH   SOLE   283,203 0 0
AVISTA CORP COM 05379B107 BBG001S5NZ48 58,987,058 1,822,276 SH   SOLE   1,822,276 0 0
BECTON DICKINSON & CO COM 075887109 BBG001S5P374 11,630,189 44,986 SH   SOLE   44,986 0 0
BERKLEY W R CORP COM 084423102 BBG001S5P463 23,531,447 370,632 SH   SOLE   370,632 0 0
CAL MAINE FOODS INC COM NEW 128030202 BBG001S80MM6 75,895,133 1,567,434 SH   SOLE   1,567,434 0 0
CALAVO GROWERS INC COM 128246105 BBG001S9FP96 39,405,340 1,561,845 SH   SOLE   1,561,845 0 0
CALIFORNIA WTR SVC GROUP COM 130788102 BBG001S7QBD4 102,936,143 2,175,780 SH   SOLE   2,175,780 0 0
CHUBB LIMITED COM H1467J104 BBG001S8S1L3 57,389,016 275,670 SH   SOLE   275,670 0 0
CLOROX CO DEL COM 189054109 BBG001S5PX50 173,757,885 1,325,789 SH   SOLE   1,325,789 0 0
COMMERCE BANCSHARES INC COM 200525103 BBG001S5PK21 12,364,882 257,709 SH   SOLE   257,709 0 0
CULLEN FROST BANKERS INC COM 229899109 BBG001S6D2D0 23,138,055 253,679 SH   SOLE   253,679 0 0
DENTSPLY SIRONA INC COM 24906P109 BBG001S5XLV8 304,072,919 8,901,432 SH   SOLE   8,901,432 0 0
DIAGEO PLC SPON ADR NEW 25243Q205 BBG001S7V596 14,397,066 96,508 SH   SOLE   96,508 0 0
ENVISTA HOLDINGS CORPORATION COM 29415F104 BBG00LN4B6D9 10,399,885 373,023 SH   SOLE   373,023 0 0
EQUITY COMWLTH COM SH BEN INT 294628102 BBG001S5S0L1 91,839,823 4,999,446 SH   SOLE   4,999,446 0 0
ESSENTIAL UTILS INC COM 29670G102 BBG001S5VFD3 21,569,524 628,300 SH   SOLE   628,300 0 0
GLOBUS MED INC CL A 379577208 BBG002V87T57 179,758,740 3,620,518 SH   SOLE   3,620,518 0 0
GRACO INC COM 384109104 BBG001S5RK56 22,515,609 308,941 SH   SOLE   308,941 0 0
HARTFORD FINL SVCS GROUP INC COM 416515104 BBG001S8PXF3 24,166,808 340,810 SH   SOLE   340,810 0 0
HEALTHCARE RLTY TR CL A COM 42226K105 BBG001T5WP21 177,025,254 11,593,009 SH   SOLE   11,593,009 0 0
HEALTHPEAK PROPERTIES INC COM 42250P103 BBG001S5RTS2 75,181,121 4,094,832 SH   SOLE   4,094,832 0 0
ICU MED INC COM 44930G107 BBG001S712B3 34,830,680 292,670 SH   SOLE   292,670 0 0
INDEPENDENT BK CORP MASS COM 453836108 BBG001S5S8F1 81,549,043 1,661,215 SH   SOLE   1,661,215 0 0
ISHARES TR RUS MDCP VAL ETF 464287473 BBG001S561V2 9,820,819 94,141 SH   SOLE   94,141 0 0
KIMBERLY-CLARK CORP COM 494368103 BBG001S5SLZ0 301,443,498 2,494,361 SH   SOLE   2,494,361 0 0
LINDSAY CORP COM 535555106 BBG001SB90F6 41,267,452 350,675 SH   SOLE   350,675 0 0
MEDTRONIC PLC SHS G5960L103 BBG001S5T2S9 28,158,867 359,353 SH   SOLE   359,353 0 0
MISSION PRODUCE INC COM 60510V108 BBG005C9W688 41,561,730 4,293,567 SH   SOLE   4,293,567 0 0
MUELLER WTR PRODS INC COM SER A 624758108 BBG001SNQZ91 153,920,899 12,138,872 SH   SOLE   12,138,872 0 0
NORTHERN TR CORP COM 665859104 BBG001S5TRG7 248,941,139 3,582,918 SH   SOLE   3,582,918 0 0
PORTLAND GEN ELEC CO COM NEW 736508847 BBG001S5V4Y5 52,875,020 1,306,201 SH   SOLE   1,306,201 0 0
REINSURANCE GRP OF AMERICA I COM NEW 759351604 BBG001S6P9Q8 141,042,376 971,433 SH   SOLE   971,433 0 0
SCHWAB CHARLES CORP COM 808513105 BBG001S5VXD4 3,422,820 62,346 SH   SOLE   62,346 0 0
SJW GROUP COM 784305104 BBG001S5W3N8 68,380,725 1,137,593 SH   SOLE   1,137,593 0 0
SMITH & NEPHEW PLC SPDN ADR NEW 83175M205 BBG001SDCF10 177,318,048 7,158,581 SH   SOLE   7,158,581 0 0
TARGET CORP COM 87612E106 BBG001SC0K41 10,739,832 97,132 SH   SOLE   97,132 0 0
TOWNEBANK PORTSMOUTH VA COM 89214P109 BBG001S5WTN1 54,390,976 2,372,044 SH   SOLE   2,372,044 0 0
TRAVELERS COMPANIES INC COM 89417E109 BBG001S5R103 227,977,498 1,395,980 SH   SOLE   1,395,980 0 0
UNIVERSAL HLTH SVCS INC CL B 913903100 BBG001S6S976 184,058,829 1,463,921 SH   SOLE   1,463,921 0 0
WATERS CORP COM 941848103 BBG001S8MDG9 25,220,102 91,974 SH   SOLE   91,974 0 0
WERNER ENTERPRISES INC COM 950755108 BBG001S5XDR1 56,702,825 1,455,785 SH   SOLE   1,455,785 0 0
ZIMMER BIOMET HOLDINGS INC COM 98956P102 BBG001S7DQJ9 109,420,752 975,056 SH   SOLE   975,056 0 0