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
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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   1,646,672 12,756 SH   SOLE   0 0 12,756
ABBOTT LABORATORIES COM 002824100   11,035,803 97,567 SH   SOLE   0 0 97,567
ABBVIE INC COM 00287Y109   2,525,117 14,210 SH   SOLE   0 0 14,210
ADOBE SYSTEMS INCORPORATED COM 00724F101   6,062,767 13,634 SH   SOLE   0 0 13,634
AFLAC INCORPORATED COM 001055102   315,492 3,050 SH   SOLE   0 0 3,050
AIR PRODUCTS & CHEMICALS COM 009158106   477,986 1,648 SH   SOLE   0 0 1,648
ALLSTATE CORPORATION COM 020002101   886,834 4,600 SH   SOLE   0 0 4,600
ALPHABET INC NON-VOTING CL C COM 02079K107   22,878,319 120,134 SH   SOLE   0 0 120,134
ALPHABET INC VOTING CL A COM 02079K305   1,936,539 10,230 SH   SOLE   0 0 10,230
AMAZON.COM INC COM 023135106   20,593,262 93,866 SH   SOLE   0 0 93,866
AMERICAN ELECTRIC POWER COM 025537101   286,374 3,105 SH   SOLE   0 0 3,105
AMERICAN EXPRESS INC COM 025816109   6,802,130 22,919 SH   SOLE   0 0 22,919
AMGEN INC COM 031162100   1,322,227 5,073 SH   SOLE   0 0 5,073
APPLE INC COM 037833100   38,811,845 154,987 SH   SOLE   0 0 154,987
ARCHER DANIELS MIDLAND CO COM 039483102   664,035 13,144 SH   SOLE   0 0 13,144
AT&T CORP NEW COM 00206R102   397,314 17,449 SH   SOLE   0 0 17,449
ATMOS ENERGY CORP COM 049560105   3,423,117 24,579 SH   SOLE   0 0 24,579
BALL CORP COM 058498106   502,400 9,113 SH   SOLE   0 0 9,113
BANK OF AMERICA COM 060505104   1,528,317 34,774 SH   SOLE   0 0 34,774
BANK OF NEW YORK MELLON CORP COM 064058100   757,006 9,853 SH   SOLE   0 0 9,853
BECTON DICKINSON COM 075887109   8,849,518 39,007 SH   SOLE   0 0 39,007
BERKSHIRE HATHAWAY INC DEL CLA COM 084670108   2,723,680 4 SH   SOLE   0 0 4
BERKSHIRE HATHAWAY INC DEL CLA COM 084670702   4,015,154 8,858 SH   SOLE   0 0 8,858
BOEING COM 097023105   294,174 1,662 SH   SOLE   0 0 1,662
BRISTOL-MYERS SQUIBB COMPANY COM 110122108   737,203 13,034 SH   SOLE   0 0 13,034
BROADCOM LTD COM Y09827109   384,854 1,660 SH   SOLE   0 0 1,660
BURKE HERBERT CORP COM 12135Y108   303,568 4,868 SH   SOLE   0 0 4,868
C S X CORPORATION COM 126408103   789,034 24,451 SH   SOLE   0 0 24,451
CARRIER GLOBAL COM 14448C104   652,361 9,557 SH   SOLE   0 0 9,557
CATERPILLAR INCORPORATED COM 149123101   11,287,277 31,115 SH   SOLE   0 0 31,115
CHEMOURS CO COM 163851108   11,232,940 664,671 SH   SOLE   0 0 664,671
CHEVRON CORP COM 166764100   7,051,246 48,683 SH   SOLE   0 0 48,683
CHIPOTLE MEXICAN GRILL INC COM 169656105   235,170 3,900 SH   SOLE   0 0 3,900
CHURCH & DWIGHT CO INC COM 171340102   14,557,517 139,027 SH   SOLE   0 0 139,027
CISCO SYSTEMS INC COM 17275R102   7,195,227 121,541 SH   SOLE   0 0 121,541
COCA-COLA COMPANY COM 191216100   2,282,016 36,653 SH   SOLE   0 0 36,653
COLGATE-PALMOLIVE COMPANY COM 194162103   519,460 5,714 SH   SOLE   0 0 5,714
COMCAST CORP NEW CL A COM 20030N101   237,115 6,318 SH   SOLE   0 0 6,318
CONOCOPHILLIPS COM 20825C104   544,146 5,487 SH   SOLE   0 0 5,487
CORNING INC. COM 219350105   836,352 17,600 SH   SOLE   0 0 17,600
CORTEVA INC COM 22052L104   72,722,769 1,276,734 SH   SOLE   0 0 1,276,734
COSTCO CO INC COM 22160K105   514,944 562 SH   SOLE   0 0 562
CVS CAREMARK CORPORATION COM 126650100   257,713 5,741 SH   SOLE   0 0 5,741
DANAHER CORP COM 235851102   926,693 4,037 SH   SOLE   0 0 4,037
DEERE AND CO. COM 244199105   477,086 1,126 SH   SOLE   0 0 1,126
DISCOVER FINANCIAL SERVICES COM 254709108   368,633 2,128 SH   SOLE   0 0 2,128
DOMINION ENERGY COM 25746U109   2,177,829 40,435 SH   SOLE   0 0 40,435
DOVER CORPORATION COM 260003108   452,116 2,410 SH   SOLE   0 0 2,410
DOW CHEMICAL COMPANY (THE) COM 260557103   47,818,507 1,191,590 SH   SOLE   0 0 1,191,590
DTE ENERGY COM 233331107   244,760 2,027 SH   SOLE   0 0 2,027
DU PONT (E.I.) DE NEMOURS & CO COM 263534109   75,019,554 983,863 SH   SOLE   0 0 983,863
DUKE ENERGY CORP COM 26441C204   1,234,700 11,460 SH   SOLE   0 0 11,460
ELI LILLY & CO COM 532457108   3,785,116 4,903 SH   SOLE   0 0 4,903
ELME COMMUNITIES COM 939653101   202,236 13,244 SH   SOLE   0 0 13,244
EMERSON ELECTRIC CO. COM 291011104   1,728,700 13,949 SH   SOLE   0 0 13,949
ENBRIDGE INC. COM 29250N105   812,237 19,143 SH   SOLE   0 0 19,143
ESSENTIAL UTILITIES INC COM 29670G102   7,333,952 201,926 SH   SOLE   0 0 201,926
EXXON MOBIL CORPORATION COM 30231G102   9,125,163 84,830 SH   SOLE   0 0 84,830
FEDERAL REALTY INV TR S B I COM 313745101   860,112 7,683 SH   SOLE   0 0 7,683
FEDEX CORP COM 31428X106   5,424,042 19,280 SH   SOLE   0 0 19,280
FIRST SOLAR INC COM 336433107   227,878 1,293 SH   SOLE   0 0 1,293
FISERV INC COM 337738108   598,799 2,915 SH   SOLE   0 0 2,915
FRANKLIN RESOURCES INC COM 354613101   445,264 21,945 SH   SOLE   0 0 21,945
GE VERNOVA INC COM 36828A101   840,087 2,554 SH   SOLE   0 0 2,554
GENERAL ELECTRIC COMPANY COM 369604301   1,727,611 10,358 SH   SOLE   0 0 10,358
GENERAL MILLS INC COM 370334104   741,390 11,626 SH   SOLE   0 0 11,626
GRAHAM HOLDINGS CO. COM 384637104   301,684 346 SH   SOLE   0 0 346
HERSHEY COMPANY COM 427866108   1,625,252 9,597 SH   SOLE   0 0 9,597
HOME DEPOT COM 437076102   2,182,234 5,610 SH   SOLE   0 0 5,610
HONEYWELL INTERNATIONAL INC COM 438516106   6,539,516 28,950 SH   SOLE   0 0 28,950
HOWMET AEROSPACE COM 443201108   209,006 1,911 SH   SOLE   0 0 1,911
HP INC COM 40434L105   247,335 7,580 SH   SOLE   0 0 7,580
ILLINOIS TOOL WORKS INC. COM 452308109   15,315,278 60,401 SH   SOLE   0 0 60,401
INTEL CORP COM COM 458140100   718,452 35,833 SH   SOLE   0 0 35,833
INTERNATIONAL BUSINESS MACHINE COM 459200101   2,679,068 12,187 SH   SOLE   0 0 12,187
INTERNATIONAL FLAVORS & FRAGRA COM 459506101   10,621,171 125,620 SH   SOLE   0 0 125,620
INTUIT INC COM 461202103   2,036,340 3,240 SH   SOLE   0 0 3,240
ISHARES MSCI EAFE INDEX COM 464287465   203,391 2,690 SH   SOLE   0 0 2,690
ISHARES NASDAQ BIOTECH INDEX COM 464287556   8,628,025 65,260 SH   SOLE   0 0 65,260
ISHARES RUSSELL 2000 IDX COM 464287655   6,029,777 27,289 SH   SOLE   0 0 27,289
ISHARES RUSSELL MIDCAP INDEX COM 464287499   9,159,478 103,614 SH   SOLE   0 0 103,614
JOHNSON & JOHNSON COM 478160104   14,991,165 103,659 SH   SOLE   0 0 103,659
JPMORGAN CHASE & CO. COM 46625H100   20,189,814 84,226 SH   SOLE   0 0 84,226
KELLANOVA COM 487836108   2,387,481 29,486 SH   SOLE   0 0 29,486
KIMBERLY-CLARK CORP COM 494368103   2,177,099 16,614 SH   SOLE   0 0 16,614
KIMCO REALTY CORP REIT COM 49446R109   1,405,777 59,999 SH   SOLE   0 0 59,999
LABORATORY CORP OF AMERICA COM 504922105   479,279 2,090 SH   SOLE   0 0 2,090
LINDE PLC COM G54950103   535,898 1,280 SH   SOLE   0 0 1,280
LOCKHEED MARTIN COM 539830109   1,058,377 2,178 SH   SOLE   0 0 2,178
LOUISIANA PAC CORP COM 546347105   246,863 2,384 SH   SOLE   0 0 2,384
LOWES COS COM 548661107   19,418,471 78,681 SH   SOLE   0 0 78,681
M & T BANK CORP COM 55261F104   2,331,324 12,400 SH   SOLE   0 0 12,400
MANPOWER INC WISCONSIN COM 56418H100   260,664 4,516 SH   SOLE   0 0 4,516
MARRIOTT INTERNATIONAL, NEW IN COM 571903202   16,454,671 58,990 SH   SOLE   0 0 58,990
MC DONALD'S CORPORATION COM 580135101   15,432,584 53,236 SH   SOLE   0 0 53,236
MEDTRONIC INC COM G5960L103   386,699 4,841 SH   SOLE   0 0 4,841
MERCK & COMPANY INCORPORATED N COM 58933Y105   6,905,006 69,411 SH   SOLE   0 0 69,411
META PLATFORMS INC COM 30303M102   6,247,977 10,671 SH   SOLE   0 0 10,671
METTLER-TOLEDO INTL INC COM 592688105   238,618 195 SH   SOLE   0 0 195
MICROSOFT CORPORATION COM 594918104   40,313,103 95,642 SH   SOLE   0 0 95,642
MONDELEZ INTL INC COM 609207105   416,915 6,980 SH   SOLE   0 0 6,980
MORGAN STANLEY & CO COM 617446448   926,431 7,369 SH   SOLE   0 0 7,369
MOTOROLA SOLUTIONS, INC COM 620076307   525,556 1,137 SH   SOLE   0 0 1,137
NEW YORK TIMES CL A COM 650111107   311,259 5,980 SH   SOLE   0 0 5,980
NEXTERA ENERGY COM 65339F101   8,616,421 120,190 SH   SOLE   0 0 120,190
NIKE INC CLASS B COM 654106103   354,590 4,686 SH   SOLE   0 0 4,686
NORFOLK SOUTHERN CORP COM 655844108   462,124 1,969 SH   SOLE   0 0 1,969
NORTHERN TRUST CORP COM 665859104   1,066,000 10,400 SH   SOLE   0 0 10,400
NORTHROP GRUMMAN CORP COM 666807102   448,172 955 SH   SOLE   0 0 955
NVIDIA CORP COM 67066G104   8,032,153 59,812 SH   SOLE   0 0 59,812
ORACLE CORP COM 68389X105   1,001,340 6,009 SH   SOLE   0 0 6,009
OTIS WORLDWIDE INC COM 68902V107   542,972 5,863 SH   SOLE   0 0 5,863
PACKAGING CORP OF AMERICA COM 695156109   547,066 2,430 SH   SOLE   0 0 2,430
PEPSICO INCORPORATED COM 713448108   14,125,766 92,896 SH   SOLE   0 0 92,896
PFIZER INCORPORATED COM 717081103   620,616 23,393 SH   SOLE   0 0 23,393
PHILIP MORRIS INTERNATIONAL COM 718172109   494,037 4,105 SH   SOLE   0 0 4,105
PHILLIPS 66 COM 718546104   287,673 2,525 SH   SOLE   0 0 2,525
PNC FINANCIAL SERVICES GROUP COM 693475105   1,069,739 5,547 SH   SOLE   0 0 5,547
POWERSHARES QQQ TR ETF SERIES COM 73935A104   3,239,665 6,337 SH   SOLE   0 0 6,337
PROCTER & GAMBLE COMPANY COM 742718109   20,139,459 120,128 SH   SOLE   0 0 120,128
PUBLIC SERVICE ENTERPRISE GROU COM 744573106   346,409 4,100 SH   SOLE   0 0 4,100
QUALCOMM INC COM 747525103   261,922 1,705 SH   SOLE   0 0 1,705
RTX CORP. COM 75513E101   10,786,724 93,214 SH   SOLE   0 0 93,214
SALESFORCE.COM INC COM 79466L302   2,596,072 7,765 SH   SOLE   0 0 7,765
SAUL CENTERS INC. COM 804395101   216,426 5,578 SH   SOLE   0 0 5,578
SELECT SECTOR SPDR TR UTILITIE COM 81369Y886   227,070 3,000 SH   SOLE   0 0 3,000
SMUCKER J.M. CO COM 832696405   331,021 3,006 SH   SOLE   0 0 3,006
SOUTHERN COMPANY (THE) COM 842587107   3,402,286 41,330 SH   SOLE   0 0 41,330
SPDR S&P 500 ETF COM 78462F103   587,838 1,003 SH   SOLE   0 0 1,003
SYSCO CORPORATION COM 871829107   904,063 11,824 SH   SOLE   0 0 11,824
T ROWE PRICE GROUP INC. COM 74144T108   10,301,820 91,094 SH   SOLE   0 0 91,094
TARGET CORP COM 87612E106   417,030 3,085 SH   SOLE   0 0 3,085
TESLA MOTORS INC COM 88160R101   1,876,644 4,647 SH   SOLE   0 0 4,647
TEXAS INSTRUMENTS COM 882508104   1,464,641 7,811 SH   SOLE   0 0 7,811
THE TJX COMPANIES COM 872540109   764,002 6,324 SH   SOLE   0 0 6,324
THE TRAVELERS COS INC COM 89417E109   698,340 2,899 SH   SOLE   0 0 2,899
THERMO FISHER SCIENTIFIC COM 883556102   477,571 918 SH   SOLE   0 0 918
TRIMBLE NAVIGATION COM 896239100   240,244 3,400 SH   SOLE   0 0 3,400
TRUIST FINANCIAL CORP COM 89832Q109   368,079 8,485 SH   SOLE   0 0 8,485
UDR INC COM 902653104   782,031 18,015 SH   SOLE   0 0 18,015
UNION PACIFIC CORP COM 907818108   7,302,525 32,023 SH   SOLE   0 0 32,023
UNITED HEALTHCARE CORP COM 91324P102   12,759,307 25,223 SH   SOLE   0 0 25,223
VANGUARD EMERGING MARKETS ETF COM 922042858   455,241 10,337 SH   SOLE   0 0 10,337
VANGUARD FTSE DEVELOPED MARKET COM 921943858   896,195 18,741 SH   SOLE   0 0 18,741
VANGUARD INFORMATION TECHNOLOG COM 92204A702   113,117,856 181,920 SH   SOLE   0 0 181,920
VANGUARD MID CAP ETF COM 922908629   8,734,251 33,068 SH   SOLE   0 0 33,068
VANGUARD REIT ETF COM 922908553   1,617,247 18,155 SH   SOLE   0 0 18,155
VANGUARD S&P ETF COM 922908363   854,553 1,586 SH   SOLE   0 0 1,586
VANGUARD SMALL CAP ETF COM 922908751   6,379,434 26,550 SH   SOLE   0 0 26,550
VANGUARD TOTAL STOCK MARKET COM 922908769   11,337,657 39,121 SH   SOLE   0 0 39,121
VERIZON COMMUNICATIONS COM 92343V104   1,424,484 35,621 SH   SOLE   0 0 35,621
VESTAS WIND SYS UK ADR COM 925458101   87,678 19,355 SH   SOLE   0 0 19,355
VISA INC CLASS A COM 92826C839   17,989,945 56,923 SH   SOLE   0 0 56,923
VULCAN MATERIALS CO COM 929160109   640,760 2,491 SH   SOLE   0 0 2,491
WAL-MART STORES INC COM 931142103   2,941,886 32,561 SH   SOLE   0 0 32,561
WALT DISNEY COMPANY COM 254687106   9,015,230 80,963 SH   SOLE   0 0 80,963
WASTE CONNECTIONS INC COM 94106B101   308,682 1,800 SH   SOLE   0 0 1,800
WASTE MANAGEMENT INC. COM 94106L109   389,253 1,929 SH   SOLE   0 0 1,929
WEC ENERGY GROUP COM 92939U106   280,709 2,985 SH   SOLE   0 0 2,985
WELLS FARGO & CO. NEW COM 949746101   5,367,390 76,415 SH   SOLE   0 0 76,415
WHITE MOUNTAINS INS. COM G9618E107   387,067 199 SH   SOLE   0 0 199
YUM BRANDS INC COM 988498101   259,734 1,936 SH   SOLE   0 0 1,936