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Port Capital LLC

SEC CIK
0001729212
Latest filing
Aug 14, 2026

Holdings in Q3 2023

Holdings as of Sep 30, 2023, filed Nov 14, 2023. Long positions only; changes compare share counts with Q2 2023.

Institution overview
Positions
80
0 vs. Q2 2023
Portfolio value
$1.60B
−$60.0M (−3.6%) vs. Q2 2023
Filed
Nov 14, 2023
SEC
Holdings of Port Capital LLC in Q3 2023
SecurityClassSharesValue% of portfolioShare changeActionHistory
HEI.AHeico CorpCL A927,750$119.9M7.5%+7,550+0.8%AddedHistory
RLIRli CorpCOM719,518$97.8M6.1%+6,710+0.9%AddedHistory
TDYTeledyne Technologies IncCOM218,469$89.3M5.6%+2,130+1.0%AddedHistory
RBCRBC Bearings INCCOM368,119$86.2M5.4%+3,668+1.0%AddedHistory
CPRTCopart IncCOM1,727,919$74.5M4.6%+26,597+1.6%AddedConverted for a 2-for-1 splitHistory
AMEAmetek IncCOM441,231$65.2M4.1%−530.0%ReducedHistory
ORLYO Reilly Automotive IncStock67,371$61.2M3.8%−150−0.2%ReducedHistory
LINLinde PLCStock163,272$60.8M3.8%−148−0.1%ReducedHistory
APHAmphenol CorpCL A671,655$56.4M3.5%−656−0.1%ReducedHistory
GGGGraco IncCOM759,237$55.3M3.5%+11,250+1.5%AddedHistory
PGRProgressive CorpStock382,418$53.3M3.3%+356+0.1%AddedHistory
SSDSimpson Manufacturing Co., Inc.COM354,426$53.1M3.3%−32,100−8.3%ReducedHistory
IEXIdex CorpCOM253,130$52.7M3.3%−77,943−23.5%ReducedHistory
KNSLKinsale Capital Group, Inc.Stock126,503$52.4M3.3%+1,725+1.4%AddedHistory
CPCanadian Pacific Kansas City LtdCOM674,284$50.4M3.1%+4,097+0.6%AddedHistory
ACGLArch Capital Group Ltd.Stock620,091$49.4M3.1%−339−0.1%ReducedHistory
MAMastercard IncStock104,956$41.6M2.6%+71+0.1%AddedHistory
WINAWinmark CorpCOM108,855$40.6M2.5%−5,309−4.7%ReducedHistory
ICEIntercontinental Exchange, Inc.Stock367,261$40.4M2.5%−196−0.1%ReducedHistory
ONTOOnto Innovation Inc.COM297,019$37.9M2.4%−22,175−6.9%ReducedHistory
FISVFiserv IncStock323,984$36.6M2.3%−311−0.1%ReducedHistory
UNHUnitedHealth Group IncStock68,993$34.8M2.2%+10.0%AddedHistory
ROPRoper Technologies IncStock67,284$32.6M2.0%+115+0.2%AddedHistory
PBProsperity Bancshares IncCOM550,588$30.1M1.9%+8,625+1.6%AddedHistory
SIGISelective Insurance Group IncCOM277,400$28.6M1.8%+3,525+1.3%AddedHistory
CACICACI International IncCL A84,675$26.6M1.7%+1,200+1.4%AddedHistory
VVisa Inc.Stock106,231$24.4M1.5%−91−0.1%ReducedHistory
Hingham Instn SVGS Mass433323102COM110,590$20.7M1.3%−100−0.1%Reduced–
GBCIGlacier Bancorp, Inc.COM720,193$20.5M1.3%+9,250+1.3%AddedHistory
HAYWHayward Holdings, Inc.COM1,293,173$18.2M1.1%+15,575+1.2%AddedHistory
WTSWatts Water Technologies IncCL A89,279$15.4M1.0%+89,279NewHistory
Invesco Exchange Traded FD T46137V357S&P500 EQL WGT91,289$12.9M0.8%−1,840−2.0%Reduced–
AAPLApple Inc.Stock61,043$10.5M0.7%+262+0.4%AddedHistory
GOOGLAlphabet Inc.Stock60,832$7.96M0.5%+70.0%AddedHistory
CLColgate Palmolive CoStock83,343$5.93M0.4%+180.0%AddedHistory
SPYSPDR S&P 500 ETF TrustETF11,845$5.06M0.3%+219+1.9%AddedHistory
MSFTMicrosoft CorpStock14,201$4.48M0.3%−93−0.7%ReducedHistory
Schwab International Equity ETF808524805ETF69,600$2.36M0.1%00.0%Unchanged–
GOOGAlphabet Inc.Stock16,875$2.23M0.1%−104−0.6%ReducedHistory
TXNTexas Instruments IncStock9,961$1.58M0.1%+24+0.2%AddedHistory
CSWCSW Industrials, Inc.COM7,800$1.37M0.1%00.0%UnchangedHistory
TELTE Connectivity plcREG SHS10,966$1.35M0.1%+32+0.3%AddedHistory
PBR.APetrobras - Petroleo Brasileiro SASP ADR NON VTG74,101$1.02M0.1%00.0%UnchangedHistory
JPMJPMorgan Chase & CoStock6,805$987.0K0.1%+134+2.0%AddedHistory
MRKMerck & Co., Inc.Stock9,400$968.0K0.1%+57+0.6%AddedHistory
JNJJohnson & JohnsonStock6,094$949.0K0.1%−909−13.0%ReducedHistory
AMZNAmazon Com IncStock6,932$881.0K0.1%−656−8.6%ReducedHistory
ELEstee Lauder Companies IncCL A6,073$878.0K0.1%+89+1.5%AddedHistory
iShares Russell Mid-Cap Value ETF464287473ETF8,227$858.0K0.1%−193−2.3%Reduced–
iShares Core S&P Small Cap ETF464287804ETF8,826$833.0K0.1%+4,920+126.0%Added–
IAUiShares Gold TrustETF21,350$747.0K<0.1%00.0%UnchangedHistory
Vanguard Morningstar Total Stock Market ETF922908769ETF3,411$725.0K<0.1%+99+3.0%Added–
ABTAbbott LaboratoriesStock7,292$706.0K<0.1%+24+0.3%AddedHistory
TMOThermo Fisher Scientific Inc.Stock1,373$695.0K<0.1%−118−7.9%ReducedHistory
IBMInternational Business Machines CorpStock4,609$647.0K<0.1%−37−0.8%ReducedHistory
BRK.BBerkshire Hathaway IncStock1,821$638.0K<0.1%−14−0.8%ReducedHistory
MCDMcDonalds CorpStock2,142$564.0K<0.1%+309+16.9%AddedHistory
State Street SPDR Portfolio Developed World Ex-US ETF78463X889ETF18,000$558.0K<0.1%00.0%Unchanged–
COPConocoPhillipsStock4,195$503.0K<0.1%−77−1.8%ReducedHistory
RYANRyan Specialty Holdings, Inc.CL A10,000$484.0K<0.1%00.0%UnchangedHistory
CMCSAComcast CorpStock10,449$463.0K<0.1%−1,961−15.8%ReducedHistory
NTRSNorthern Trust CorpCOM6,095$423.0K<0.1%+75+1.2%AddedHistory
EPDEnterprise Products Partners L.P.Stock15,250$417.0K<0.1%00.0%UnchangedHistory
Vanguard Total World Stock ETF922042742ETF4,316$402.0K<0.1%+160+3.8%Added–
ITWIllinois Tool Works IncStock1,637$377.0K<0.1%−2−0.1%ReducedHistory
ARCCAres Capital CorpCEF18,000$350.0K<0.1%00.0%UnchangedHistory
ULUnilever PLCSPON ADR NEW7,000$346.0K<0.1%00.0%UnchangedHistory
KVUEKenvue Inc.Stock16,698$335.0K<0.1%+16,698NewHistory
HONHoneywell International IncCOM1,800$333.0K<0.1%−62−3.3%ReducedHistory
GBDCGolub Capital BDC, Inc.COM22,000$323.0K<0.1%00.0%UnchangedHistory
PEPPepsiCo IncStock1,810$307.0K<0.1%+31+1.7%AddedHistory
PFEPfizer IncStock9,032$300.0K<0.1%+73+0.8%AddedHistory
PSXPhillips 66Stock2,460$296.0K<0.1%−157−6.0%ReducedHistory
ACNAccenture plcStock941$289.0K<0.1%−18−1.9%ReducedHistory
COSTCostco Wholesale CorpStock507$286.0K<0.1%−30−5.6%ReducedHistory
BXBlackstone Inc.COM2,535$272.0K<0.1%+2,535NewHistory
AONAon plcCL A727$236.0K<0.1%−38−5.0%ReducedHistory
NUENucor CorpCOM1,317$206.0K<0.1%+1,317NewHistory
ATECAlphatec Holdings, Inc.COM NEW13,000$169.0K<0.1%00.0%UnchangedHistory
SLDPSolid Power, Inc.CLASS A COM11,075$22.0K<0.1%00.0%UnchangedHistory

Sold out since Q2 2023 (4)

Positions held at the end of Q2 2023 that are gone from this filing.

Positions of Port Capital LLC sold out since Q2 2023
SecurityClassShares in Q2 2023Value in Q2 2023% of portfolio in Q2 2023History
APDAir Products & Chemicals, Inc.Stock76,651$23.0M1.4%History
LHXL3HARRIS Technologies, Inc.Stock43,549$8.53M0.5%History
AXPAmerican Express CoStock1,282$223.0K<0.1%History
ZBRAZebra Technologies CorpCL A713$211.0K<0.1%History