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 FIGI (to the nearest dollar) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
ABBOTT LABS COM 002824100   550,723 5,300 SH   SOLE N/A 5,300 0 0
ABBVIE INC COM 00287Y109   2,401,280 14,000 SH   SOLE N/A 14,000 0 0
ACCENTURE PLC IRELAND SHS CLASS A G1151C101   1,843,519 6,076 SH   SOLE N/A 6,076 0 0
AFLAC INC COM 001055102   749,936 8,397 SH   SOLE N/A 8,397 0 0
AGILENT TECHNOLOGIES INC COM 00846U101   1,451,856 11,200 SH   SOLE N/A 11,200 0 0
AGNC INVT CORP COM 00123Q104   144,054 15,100 SH   SOLE N/A 15,100 0 0
ALBERTSONS COS INC COMMON STOCK 013091103   361,939 18,326 SH   SOLE N/A 18,326 0 0
ALLEGION PLC ORD SHS G0176J109   473,191 4,005 SH   SOLE N/A 4,005 0 0
ALTRIA GROUP INC COM 02209S103   747,020 16,400 SH   SOLE N/A 16,400 0 0
AMERICAN EXPRESS CO COM 025816109   608,745 2,629 SH   SOLE N/A 2,629 0 0
AMERICAN INTL GROUP INC COM NEW 026874784   503,273 6,779 SH   SOLE N/A 6,779 0 0
AMPHENOL CORP NEW CL A 032095101   1,374,348 20,400 SH   SOLE N/A 20,400 0 0
ANALOG DEVICES INC COM 032654105   547,824 2,400 SH   SOLE N/A 2,400 0 0
ANSYS INC COM 03662Q105   996,972 3,101 SH   SOLE N/A 3,101 0 0
AON PLC SHS CL A G0403H108   341,727 1,164 SH   SOLE N/A 1,164 0 0
APA CORPORATION COM 03743Q108   350,483 11,905 SH   SOLE N/A 11,905 0 0
APOLLO GLOBAL MGMT INC COM 03769M106   3,400,416 28,800 SH   SOLE N/A 28,800 0 0
ARCH CAP GROUP LTD ORD G0450A105   322,848 3,200 SH   SOLE N/A 3,200 0 0
AT&T INC COM 00206R102   519,754 27,198 SH   SOLE N/A 27,198 0 0
BANK AMERICA CORP COM 060505104   1,702,554 42,810 SH   SOLE N/A 42,810 0 0
BECTON DICKINSON & CO COM 075887109   280,452 1,200 SH   SOLE N/A 1,200 0 0
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702   3,417,120 8,400 SH   SOLE N/A 8,400 0 0
BIO-TECHNE CORP COM 09073M104   487,220 6,800 SH   SOLE N/A 6,800 0 0
BLACKROCK INC COM 09247X101   1,023,516 1,300 SH   SOLE N/A 1,300 0 0
BOSTON SCIENTIFIC CORP COM 101137107   431,256 5,600 SH   SOLE N/A 5,600 0 0
BRISTOL-MYERS SQUIBB CO COM 110122108   416,712 10,034 SH   SOLE N/A 10,034 0 0
BROOKLINE BANCORP INC DEL COM 11373M107   229,625 27,500 SH   SOLE N/A 27,500 0 0
BROWN FORMAN CORP CL B 115637209   362,796 8,400 SH   SOLE N/A 8,400 0 0
CAREMAX INC CL A NEW 14171W202   59,427 21,300 SH   SOLE N/A 21,300 0 0
CARRIER GLOBAL CORPORATION COM 14448C104   1,336,791 21,192 SH   SOLE N/A 21,192 0 0
CATERPILLAR INC COM 149123101   2,798,040 8,400 SH   SOLE N/A 8,400 0 0
CBOE GLOBAL MKTS INC COM 12503M108   384,846 2,263 SH   SOLE N/A 2,263 0 0
CDW CORP COM 12514G108   447,680 2,000 SH   SOLE N/A 2,000 0 0
CHARTER COMMUNICATIONS INC N CL A 16119P108   466,677 1,561 SH   SOLE N/A 1,561 0 0
CHENIERE ENERGY INC COM NEW 16411R208   981,845 5,616 SH   SOLE N/A 5,616 0 0
CHEVRON CORP NEW COM 166764100   1,059,433 6,773 SH   SOLE N/A 6,773 0 0
CHUBB LIMITED COM H1467J104   510,160 2,000 SH   SOLE N/A 2,000 0 0
CHURCH & DWIGHT CO INC COM 171340102   1,078,272 10,400 SH   SOLE N/A 10,400 0 0
CINTAS CORP COM 172908105   2,801,040 4,000 SH   SOLE N/A 4,000 0 0
CISCO SYS INC COM 17275R102   873,471 18,385 SH   SOLE N/A 18,385 0 0
CITIGROUP INC COM NEW 172967424   285,570 4,500 SH   SOLE N/A 4,500 0 0
CME GROUP INC COM 12572Q105   314,560 1,600 SH   SOLE N/A 1,600 0 0
CNH INDL N V SHS N20944109   142,833 14,100 SH   SOLE N/A 14,100 0 0
COMCAST CORP NEW CL A 20030N101   877,184 22,400 SH   SOLE N/A 22,400 0 0
CONOCOPHILLIPS COM 20825C104   1,449,767 12,675 SH   SOLE N/A 12,675 0 0
CONSTELLATION ENERGY CORP COM 21037T109   1,691,280 8,445 SH   SOLE N/A 8,445 0 0
COPART INC COM 217204106   2,299,688 42,461 SH   SOLE N/A 42,461 0 0
CORE & MAIN INC CL A 21874C102   646,008 13,200 SH   SOLE N/A 13,200 0 0
COSTAR GROUP INC COM 22160N109   643,313 8,677 SH   SOLE N/A 8,677 0 0
CROCS INC COM 227046109   248,828 1,705 SH   SOLE N/A 1,705 0 0
CROWDSTRIKE HLDGS INC CL A 22788C105   3,831,900 10,000 SH   SOLE N/A 10,000 0 0
CSX CORP COM 126408103   468,300 14,000 SH   SOLE N/A 14,000 0 0
CUMMINS INC COM 231021106   415,395 1,500 SH   SOLE N/A 1,500 0 0
CVS HEALTH CORP COM 126650100   419,858 7,109 SH   SOLE N/A 7,109 0 0
D R HORTON INC COM 23331A109   293,698 2,084 SH   SOLE N/A 2,084 0 0
DANAHER CORPORATION COM 235851102   599,640 2,400 SH   SOLE N/A 2,400 0 0
DEERE & CO COM 244199105   1,642,104 4,395 SH   SOLE N/A 4,395 0 0
DISCOVER FINL SVCS COM 254709108   259,527 1,984 SH   SOLE N/A 1,984 0 0
DISNEY WALT CO COM 254687106   751,725 7,571 SH   SOLE N/A 7,571 0 0
DOMINOS PIZZA INC COM 25754A201   401,188 777 SH   SOLE N/A 777 0 0
DOORDASH INC CL A 25809K105   946,930 8,705 SH   SOLE N/A 8,705 0 0
DUKE ENERGY CORP NEW COM NEW 26441C204   320,736 3,200 SH   SOLE N/A 3,200 0 0
EATON CORP PLC SHS G29183103   501,680 1,600 SH   SOLE N/A 1,600 0 0
EDWARDS LIFESCIENCES CORP COM 28176E108   775,908 8,400 SH   SOLE N/A 8,400 0 0
ELECTRONIC ARTS INC COM 285512109   383,575 2,753 SH   SOLE N/A 2,753 0 0
ELEVANCE HEALTH INC COM 036752103   216,202 399 SH   SOLE N/A 399 0 0
EMERSON ELEC CO COM 291011104   441,631 4,009 SH   SOLE N/A 4,009 0 0
EOG RES INC COM 26875P101   504,865 4,011 SH   SOLE N/A 4,011 0 0
EPAM SYS INC COM 29414B104   451,464 2,400 SH   SOLE N/A 2,400 0 0
EQUIFAX INC COM 294429105   581,904 2,400 SH   SOLE N/A 2,400 0 0
EQUINIX INC COM 29444U700   635,544 840 SH   SOLE N/A 840 0 0
EXPEDITORS INTL WASH INC COM 302130109   431,399 3,457 SH   SOLE N/A 3,457 0 0
EXXON MOBIL CORP COM 30231G102   3,085,101 26,799 SH   SOLE N/A 26,799 0 0
FACTSET RESH SYS INC COM 303075105   490,332 1,201 SH   SOLE N/A 1,201 0 0
FEDEX CORP COM 31428X106   466,851 1,557 SH   SOLE N/A 1,557 0 0
FIDELITY NATL INFORMATION SV COM 31620M106   512,147 6,796 SH   SOLE N/A 6,796 0 0
FISERV INC COM 337738108   478,418 3,210 SH   SOLE N/A 3,210 0 0
GENERAL MTRS CO COM 37045V100   328,983 7,081 SH   SOLE N/A 7,081 0 0
GILEAD SCIENCES INC COM 375558103   412,621 6,014 SH   SOLE N/A 6,014 0 0
GINKGO BIOWORKS HOLDINGS INC CL A SHS 37611X100   56,596 169,298 SH   SOLE N/A 169,298 0 0
HALLIBURTON CO COM 406216101   472,920 14,000 SH   SOLE N/A 14,000 0 0
HCA HEALTHCARE INC COM 40412C101   385,536 1,200 SH   SOLE N/A 1,200 0 0
HOME DEPOT INC COM 437076102   868,173 2,522 SH   SOLE N/A 2,522 0 0
HONEYWELL INTL INC COM 438516106   853,946 3,999 SH   SOLE N/A 3,999 0 0
HUBBELL INC COM 443510607   730,960 2,000 SH   SOLE N/A 2,000 0 0
ICON PLC SHS G4705A100   2,501,491 7,980 SH   SOLE N/A 7,980 0 0
ILLINOIS TOOL WKS INC COM 452308109   569,415 2,403 SH   SOLE N/A 2,403 0 0
INCYTE CORP COM 45337C102   363,720 6,000 SH   SOLE N/A 6,000 0 0
INGERSOLL RAND INC COM 45687V106   908,218 9,998 SH   SOLE N/A 9,998 0 0
INTERCONTINENTAL EXCHANGE IN COM 45866F104   328,536 2,400 SH   SOLE N/A 2,400 0 0
INTERNATIONAL BUSINESS MACHS COM 459200101   484,260 2,800 SH   SOLE N/A 2,800 0 0
IQVIA HLDGS INC COM 46266C105   1,522,368 7,200 SH   SOLE N/A 7,200 0 0
ISHARES TR 20 YR TR BD ETF 464287432   8,260,200 90,000 SH   SOLE N/A 90,000 0 0
ISHARES TR IBOXX INV CP ETF 464287242   63,736,400 595,000 SH   SOLE N/A 595,000 0 0
ISHARES TR ISHARES BIOTECH 464287556   1,496,134 10,900 SH   SOLE N/A 10,900 0 0
JABIL INC COM 466313103   478,676 4,400 SH   SOLE N/A 4,400 0 0
JOHNSON & JOHNSON COM 478160104   1,520,064 10,400 SH   SOLE N/A 10,400 0 0
JPMORGAN CHASE & CO. COM 46625H100   3,133,007 15,490 SH   SOLE N/A 15,490 0 0
KEYSIGHT TECHNOLOGIES INC COM 49338L103   382,900 2,800 SH   SOLE N/A 2,800 0 0
KIMBERLY-CLARK CORP COM 494368103   248,760 1,800 SH   SOLE N/A 1,800 0 0
KKR & CO INC COM 48251W104   2,062,704 19,600 SH   SOLE N/A 19,600 0 0
KLX ENERGY SERVICS HOLDNGS I COM NEW 48253L205   53,460 10,800 SH   SOLE N/A 10,800 0 0
LAMB WESTON HLDGS INC COM 513272104   336,320 4,000 SH   SOLE N/A 4,000 0 0
LESLIES INC COM 527064109   104,997 25,059 SH   SOLE N/A 25,059 0 0
LI-CYCLE HOLDINGS CORP COM NEW 50202P204   86,196 13,200 SH   SOLE N/A 13,200 0 0
LINCOLN ELEC HLDGS INC COM 533900106   301,824 1,600 SH   SOLE N/A 1,600 0 0
LINDE PLC SHS G54950103   1,404,192 3,200 SH   SOLE N/A 3,200 0 0
LOCKHEED MARTIN CORP COM 539830109   1,121,040 2,400 SH   SOLE N/A 2,400 0 0
LOWES COS INC COM 548661107   1,851,864 8,400 SH   SOLE N/A 8,400 0 0
MANNKIND CORP COM NEW 56400P706   56,585 10,840 SH   SOLE N/A 10,840 0 0
MARATHON PETE CORP COM 56585A102   622,273 3,587 SH   SOLE N/A 3,587 0 0
MARKETAXESS HLDGS INC COM 57060D108   220,583 1,100 SH   SOLE N/A 1,100 0 0
MARRIOTT INTL INC NEW CL A 571903202   1,154,935 4,777 SH   SOLE N/A 4,777 0 0
MARSH & MCLENNAN COS INC COM 571748102   1,264,320 6,000 SH   SOLE N/A 6,000 0 0
MARVELL TECHNOLOGY INC COM 573874104   1,479,434 21,165 SH   SOLE N/A 21,165 0 0
MCDONALDS CORP COM 580135101   1,782,096 6,993 SH   SOLE N/A 6,993 0 0
MEDTRONIC PLC SHS G5960L103   472,260 6,000 SH   SOLE N/A 6,000 0 0
METLIFE INC COM 59156R108   421,140 6,000 SH   SOLE N/A 6,000 0 0
METTLER TOLEDO INTERNATIONAL COM 592688105   1,636,578 1,171 SH   SOLE N/A 1,171 0 0
MICROCHIP TECHNOLOGY INC. COM 595017104   1,720,200 18,800 SH   SOLE N/A 18,800 0 0
MODERNA INC COM 60770K107   332,500 2,800 SH   SOLE N/A 2,800 0 0
MONDELEZ INTL INC CL A 609207105   598,449 9,145 SH   SOLE N/A 9,145 0 0
MORGAN STANLEY COM NEW 617446448   505,388 5,200 SH   SOLE N/A 5,200 0 0
MOTOROLA SOLUTIONS INC COM NEW 620076307   463,260 1,200 SH   SOLE N/A 1,200 0 0
NEXTERA ENERGY INC COM 65339F101   623,128 8,800 SH   SOLE N/A 8,800 0 0
NORTHROP GRUMMAN CORP COM 666807102   348,760 800 SH   SOLE N/A 800 0 0
NU HLDGS LTD ORD SHS CL A G6683N103   1,333,367 103,442 SH   SOLE N/A 103,442 0 0
OCCIDENTAL PETE CORP COM 674599105   582,019 9,234 SH   SOLE N/A 9,234 0 0
OTIS WORLDWIDE CORP COM 68902V107   393,992 4,093 SH   SOLE N/A 4,093 0 0
OUTSET MED INC COM 690145107   94,225 24,474 SH   SOLE N/A 24,474 0 0
PACCAR INC COM 693718108   998,930 9,704 SH   SOLE N/A 9,704 0 0
PAGSEGURO DIGITAL LTD COM CL A G68707101   292,250 25,000 SH   SOLE N/A 25,000 0 0
PARKER-HANNIFIN CORP COM 701094104   1,618,592 3,200 SH   SOLE N/A 3,200 0 0
PAYCHEX INC COM 704326107   1,089,685 9,191 SH   SOLE N/A 9,191 0 0
PAYPAL HLDGS INC COM 70450Y103   1,207,024 20,800 SH   SOLE N/A 20,800 0 0
PFIZER INC COM 717081103   598,073 21,375 SH   SOLE N/A 21,375 0 0
PHILIP MORRIS INTL INC COM 718172109   689,044 6,800 SH   SOLE N/A 6,800 0 0
PHILLIPS 66 COM 718546104   1,919,912 13,600 SH   SOLE N/A 13,600 0 0
PPG INDS INC COM 693506107   654,628 5,200 SH   SOLE N/A 5,200 0 0
PROCTER AND GAMBLE CO COM 742718109   858,079 5,203 SH   SOLE N/A 5,203 0 0
PROLOGIS INC. COM 74340W103   450,812 4,014 SH   SOLE N/A 4,014 0 0
PUBLIC STORAGE OPER CO COM 74460D109   489,005 1,700 SH   SOLE N/A 1,700 0 0
PULTE GROUP INC COM 745867101   484,440 4,400 SH   SOLE N/A 4,400 0 0
REPUBLIC SVCS INC COM 760759100   1,088,304 5,600 SH   SOLE N/A 5,600 0 0
RESMED INC COM 761152107   839,568 4,386 SH   SOLE N/A 4,386 0 0
ROCKWELL AUTOMATION INC COM 773903109   1,322,170 4,803 SH   SOLE N/A 4,803 0 0
ROSS STORES INC COM 778296103   1,021,018 7,026 SH   SOLE N/A 7,026 0 0
RTX CORPORATION COM 75513E101   1,955,296 19,477 SH   SOLE N/A 19,477 0 0
S&P GLOBAL INC COM 78409V104   1,070,400 2,400 SH   SOLE N/A 2,400 0 0
SAGIMET BIOSCIENCES INC COM SER A 786700104   122,436 35,800 SH   SOLE N/A 35,800 0 0
SELECT SECTOR SPDR TR SBI CONS STPLS 81369Y308   696,878 9,100 SH   SOLE N/A 9,100 0 0
SMUCKER J M CO COM NEW 832696405   316,216 2,900 SH   SOLE N/A 2,900 0 0
SOUTHERN CO COM 842587107   341,153 4,398 SH   SOLE N/A 4,398 0 0
SPDR SER TR S&P BIOTECH 78464A870   1,205,230 13,000 SH   SOLE N/A 13,000 0 0
SPDR SER TR S&P HOMEBUILD 78464A888   2,527,000 25,000 SH   SOLE N/A 25,000 0 0
SPOTIFY TECHNOLOGY S A SHS L8681T102   2,056,266 6,553 SH   SOLE N/A 6,553 0 0
SUPER MICRO COMPUTER INC COM 86800U104   1,966,440 2,400 SH   SOLE N/A 2,400 0 0
TARGET CORP COM 87612E106   1,120,219 7,567 SH   SOLE N/A 7,567 0 0
TE CONNECTIVITY LTD SHS H84989104   434,592 2,889 SH   SOLE N/A 2,889 0 0
TEXAS INSTRS INC COM 882508104   1,136,444 5,842 SH   SOLE N/A 5,842 0 0
THE CIGNA GROUP COM 125523100   668,082 2,021 SH   SOLE N/A 2,021 0 0
THERMO FISHER SCIENTIFIC INC COM 883556102   2,875,600 5,200 SH   SOLE N/A 5,200 0 0
TJX COS INC NEW COM 872540109   727,431 6,607 SH   SOLE N/A 6,607 0 0
T-MOBILE US INC COM 872590104   489,252 2,777 SH   SOLE N/A 2,777 0 0
TORO CO COM 891092108   449,596 4,808 SH   SOLE N/A 4,808 0 0
TRANE TECHNOLOGIES PLC SHS G8994E103   2,499,868 7,600 SH   SOLE N/A 7,600 0 0
TRANSDIGM GROUP INC COM 893641100   1,585,514 1,241 SH   SOLE N/A 1,241 0 0
UNITED PARCEL SERVICE INC CL B 911312106   709,157 5,182 SH   SOLE N/A 5,182 0 0
UNITEDHEALTH GROUP INC COM 91324P102   4,529,868 8,895 SH   SOLE N/A 8,895 0 0
VALERO ENERGY CORP COM 91913Y100   500,848 3,195 SH   SOLE N/A 3,195 0 0
VERIZON COMMUNICATIONS INC COM 92343V104   754,403 18,293 SH   SOLE N/A 18,293 0 0
VERTEX PHARMACEUTICALS INC COM 92532F100   1,171,800 2,500 SH   SOLE N/A 2,500 0 0
WALMART INC COM 931142103   788,686 11,648 SH   SOLE N/A 11,648 0 0
WELLS FARGO CO NEW COM 949746101   1,683,528 28,347 SH   SOLE N/A 28,347 0 0
WELLTOWER INC COM 95040Q104   1,042,187 9,997 SH   SOLE N/A 9,997 0 0
WEST PHARMACEUTICAL SVSC INC COM 955306105   395,268 1,200 SH   SOLE N/A 1,200 0 0
WESTROCK CO COM 96145D105   1,628,223 32,396 SH   SOLE N/A 32,396 0 0
WILLIS TOWERS WATSON PLC LTD SHS G96629103   314,044 1,198 SH   SOLE N/A 1,198 0 0
XP INC CL A G98239109   395,986 22,512 SH   SOLE N/A 22,512 0 0
YUM BRANDS INC COM 988498101   688,792 5,200 SH   SOLE N/A 5,200 0 0