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S&CO Inc

SEC CIK
0001082461
Latest filing
Aug 6, 2026

Holdings in Q2 2025

Holdings as of Jun 30, 2025, filed Aug 7, 2025. Long positions only; changes compare share counts with Q1 2025.

Institution overview
Positions
223
+6 vs. Q1 2025
Portfolio value
$1.56B
+$69.5M (+4.7%) vs. Q1 2025
Filed
Aug 7, 2025
SEC
Holdings of S&CO Inc in Q2 2025
SecurityClassSharesValue% of portfolioShare changeActionHistory
CPCanadian Pacific Kansas City LtdCOM20,600$1.63M0.1%00.0%UnchangedHistory
BENFranklin Templeton IncCOM69,745$1.66M0.1%00.0%UnchangedHistory
RBLXRoblox CorpStock16,940$1.78M0.1%00.0%UnchangedHistory
VRTXVertex Pharmaceuticals IncStock4,103$1.83M0.1%00.0%UnchangedHistory
NEENextera Energy IncStock28,260$1.96M0.1%00.0%UnchangedHistory
HUMHumana IncStock8,138$1.99M0.1%−14,558−64.1%ReducedHistory
PODDInsulet CorpStock6,385$2.01M0.1%−5,770−47.5%ReducedHistory
ELANElanco Animal Health IncCOM141,284$2.02M0.1%00.0%UnchangedHistory
AXPAmerican Express CoStock6,386$2.04M0.1%00.0%UnchangedHistory
Roche Hldg Ltd ADR771195104COM51,199$2.08M0.1%00.0%Unchanged–
AAgilent Technologies, Inc.COM17,674$2.08M0.1%−12−0.1%ReducedHistory
FERGFerguson Enterprises Inc.COMMON STOCK NEW9,643$2.10M0.1%+175+1.8%AddedHistory
Vanguard Ftse All-World Ex-US Index Fund922042775ETF31,256$2.10M0.1%00.0%Unchanged–
VanEck ETF Trust92189F106GOLD MINERS ETF43,197$2.25M0.1%00.0%Unchanged–
KMBKimberly Clark CorpStock17,606$2.27M0.1%−1,024−5.5%ReducedHistory
WisdomTree Tr97717W851JAPN HEDGE EQT20,000$2.29M0.1%00.0%Unchanged–
RBRKRubrik, Inc.Stock26,433$2.37M0.2%+13,224+100.1%AddedHistory
RRCRange Resources CorpCOM58,300$2.37M0.2%+27,000+86.3%AddedHistory
FSLRFirst Solar, Inc.Stock14,406$2.38M0.2%+300+2.1%AddedHistory
DHRDanaher CorpStock12,189$2.41M0.2%+80+0.7%AddedHistory
MCDMcDonalds CorpStock8,445$2.47M0.2%−180−2.1%ReducedHistory
LBTYALiberty Global Ltd.COM CL A253,043$2.53M0.2%−5,023−1.9%ReducedHistory
COSTCostco Wholesale CorpStock2,594$2.57M0.2%−3−0.1%ReducedHistory
DBRGDigitalBridge Group, Inc.CL A NEW250,300$2.59M0.2%00.0%UnchangedHistory
PPLIPeople IncCOM NEW69,425$2.59M0.2%−98,145−58.6%ReducedHistory
SNNRFSunrise Communications AGADS CL A47,957$2.71M0.2%−80,804−62.8%ReducedHistory
CEGConstellation Energy CorpStock8,520$2.75M0.2%+545+6.8%AddedHistory
ISRGIntuitive Surgical IncCOM NEW5,121$2.78M0.2%00.0%UnchangedHistory
EXPEExpedia Group, Inc.Stock17,333$2.92M0.2%−30.0%ReducedHistory
TJXTJX Companies IncStock24,081$2.97M0.2%00.0%UnchangedHistory
LILAKLiberty Latin America Ltd.COM CL C485,348$3.02M0.2%−106,543−18.0%ReducedHistory
Vanguard Intl Equity Index F922042874FTSE EUROPE ETF40,000$3.10M0.2%00.0%Unchanged–
ETNEaton Corp plcStock9,000$3.21M0.2%+759+9.2%AddedHistory
ALNYAlnylam Pharmaceuticals, Inc.COM10,050$3.28M0.2%00.0%UnchangedHistory
CCitigroup IncStock39,641$3.37M0.2%00.0%UnchangedHistory
OKTAOkta, Inc.CL A34,925$3.49M0.2%00.0%UnchangedHistory
AKAMAkamai Technologies IncCOM44,027$3.51M0.2%−6,910−13.6%ReducedHistory
WFCWells Fargo & CompanyStock44,503$3.56M0.2%−300−0.7%ReducedHistory
IBKRInteractive Brokers Group, Inc.Stock64,920$3.60M0.2%+2,800+4.5%AddedConverted for a 4-for-1 splitHistory
PGProcter & Gamble CoStock22,629$3.60M0.2%00.0%UnchangedHistory
iShares S&P 500 Growth ETF464287309ETF33,695$3.71M0.2%−1,891−5.3%Reduced–
CTSHCognizant Technology Solutions CorpCL A49,740$3.88M0.2%00.0%UnchangedHistory
LLYVALiberty Live Holdings, Inc.COM LBTY LIV S A49,152$3.91M0.3%+417+0.9%AddedHistory
TELTE Connectivity plcStock24,243$4.09M0.3%−510−2.1%ReducedHistory
METAMeta Platforms, Inc.Stock5,695$4.20M0.3%00.0%UnchangedHistory
BACBank of America CorpStock92,689$4.39M0.3%00.0%UnchangedHistory
WATWaters CorpCOM12,584$4.39M0.3%+120+1.0%AddedHistory
TECHBIO-TECHNE CorpCOM85,465$4.40M0.3%+1,860+2.2%AddedHistory
LBTYKLiberty Global Ltd.COM CL C430,465$4.44M0.3%00.0%UnchangedHistory
INTUIntuit Inc.Stock5,750$4.53M0.3%00.0%UnchangedHistory
WECWec Energy Group, Inc.Stock44,137$4.60M0.3%00.0%UnchangedHistory
RTXRTX CorpStock31,608$4.62M0.3%00.0%UnchangedHistory
CVXChevron CorpStock32,749$4.69M0.3%00.0%UnchangedHistory
Vanguard Dividend Appreciation ETF921908844ETF23,067$4.72M0.3%00.0%Unchanged–
IBMInternational Business Machines CorpStock16,788$4.95M0.3%−100−0.6%ReducedHistory
MSMorgan StanleyStock36,152$5.09M0.3%−195−0.5%ReducedHistory
OXYOccidental Petroleum CorpStock124,920$5.25M0.3%+5,655+4.7%AddedHistory
Vanguard Ftse Emerging Markets ETF922042858ETF111,972$5.54M0.4%+599+0.5%Added–
CHTRCharter Communications, Inc.CL A13,863$5.67M0.4%+5,253+61.0%AddedHistory
ELEstee Lauder Companies IncCL A70,201$5.67M0.4%+3,287+4.9%AddedHistory
CBChubb LtdStock19,609$5.68M0.4%−200−1.0%ReducedHistory
MMM3M CoStock37,580$5.72M0.4%−3,960−9.5%ReducedHistory
GFLGFL Environmental Inc.SUB VTG SHS114,260$5.76M0.4%+53,030+86.6%AddedHistory
ADIAnalog Devices IncStock24,789$5.90M0.4%00.0%UnchangedHistory
WDAYWorkday, Inc.CL A26,037$6.25M0.4%+10.0%AddedHistory
ALKSAlkermes plc.SHS220,585$6.31M0.4%−1,375−0.6%ReducedHistory
SYKStryker CorpStock16,022$6.34M0.4%00.0%UnchangedHistory
EWEdwards Lifesciences CorpStock82,147$6.42M0.4%−650−0.8%ReducedHistory
FWONALiberty Media CorpCOM LBTY ONE S A67,947$6.45M0.4%+393+0.6%AddedHistory
LILALiberty Latin America Ltd.COM CL A1,150,751$7.02M0.5%−401,112−25.8%ReducedHistory
JPMJPMorgan Chase & CoStock24,318$7.05M0.5%−112−0.5%ReducedHistory
VVisa Inc.Stock20,626$7.32M0.5%+4,590+28.6%AddedHistory
MAMastercard IncStock13,316$7.48M0.5%+2,959+28.6%AddedHistory
HDHome Depot, Inc.Stock20,806$7.63M0.5%00.0%UnchangedHistory
GEVGE Vernova Inc.Stock14,859$7.86M0.5%−12−0.1%ReducedHistory
LBRDALiberty Broadband CorpCOM SER A81,425$7.96M0.5%+220+0.3%AddedHistory
ABNBAirbnb, Inc.Stock62,355$8.25M0.5%−15,000−19.4%ReducedHistory
State Street SPDR S&P Biotech ETF78464A870ETF104,837$8.69M0.6%+264+0.3%Added–
ROLRollins IncCOM156,393$8.82M0.6%+295+0.2%AddedHistory
AFLAflac IncStock84,270$8.89M0.6%+1,100+1.3%AddedHistory
LLYEli Lilly & CoStock12,100$9.43M0.6%+440+3.8%AddedHistory
MDTMedtronic plcStock108,561$9.46M0.6%−1,709−1.5%ReducedHistory
MIDDMIDDLEBY CorpCOM66,825$9.62M0.6%00.0%UnchangedHistory
GEGeneral Electric CoStock40,039$10.3M0.7%−169−0.4%ReducedHistory
APOApollo Global Management, Inc.COM72,880$10.3M0.7%−5,000−6.4%ReducedHistory
PEverpure, Inc.CL A190,420$11.0M0.7%00.0%UnchangedHistory
CSCOCisco Systems, Inc.Stock164,608$11.4M0.7%−10,495−6.0%ReducedHistory
PEPPepsiCo IncStock89,247$11.8M0.8%−8,662−8.8%ReducedHistory
NVDANVIDIA CorpStock75,132$11.9M0.8%00.0%UnchangedHistory
ARAntero Resources CorpCOM295,713$11.9M0.8%+1,925+0.7%AddedHistory
LINLinde PLCStock26,101$12.2M0.8%−179−0.7%ReducedHistory
FWONKLiberty Media CorpCOM LBTY ONE S C122,897$12.8M0.8%+1,040+0.9%AddedHistory
RPRXRoyalty Pharma plcSHS CLASS A358,167$12.9M0.8%00.0%UnchangedHistory
PANWPalo Alto Networks IncStock66,304$13.6M0.9%00.0%UnchangedHistory
UNHUnitedHealth Group IncStock45,768$14.3M0.9%+9,597+26.5%AddedHistory
LLYVKLiberty Live Holdings, Inc.COM LBTY LIV S C177,006$14.4M0.9%+1,061+0.6%AddedHistory
FMCFMC CorpCOM NEW374,336$15.6M1.0%+12,610+3.5%AddedHistory
FULFuller H B CoStock264,856$15.9M1.0%−1,691−0.6%ReducedHistory
UNPUnion Pacific CorpStock70,071$16.1M1.0%−200−0.3%ReducedHistory
SIRISirius XM Holdings Inc.COMMON STOCK718,017$16.5M1.1%−48,356−6.3%ReducedHistory

Sold out since Q1 2025 (7)

Positions held at the end of Q1 2025 that are gone from this filing.

Positions of S&CO Inc sold out since Q1 2025
SecurityClassShares in Q1 2025Value in Q1 2025% of portfolio in Q1 2025History
WBDWarner Bros. Discovery, Inc.Stock302,466$3.25M0.2%History
NXDRNextdoor Holdings, Inc.COM CL A287,000$439.0K<0.1%History
SOLVSolventum CorpStock4,985$379.0K<0.1%History
BIIBBiogen Inc.COM2,572$351.0K<0.1%History
GPNGlobal Payments IncStock3,492$341.0K<0.1%History
UPSUnited Parcel Service IncStock2,270$249.0K<0.1%History
PFGPrincipal Financial Group IncCOM2,500$210.0K<0.1%History