Skip to main content
Livermore
Livermore
ZHEN

S&CO Inc

SEC CIK
0001082461
Latest filing
Aug 6, 2026

Holdings in Q3 2025

Holdings as of Sep 30, 2025, filed Nov 6, 2025. Long positions only; changes compare share counts with Q2 2025.

Institution overview
Positions
222
−1 vs. Q2 2025
Portfolio value
$1.63B
+$74.0M (+4.7%) vs. Q2 2025
Filed
Nov 6, 2025
SEC
Holdings of S&CO Inc in Q3 2025
SecurityClassSharesValue% of portfolioShare changeActionHistory
MSFTMicrosoft CorpStock167,637$86.8M5.3%+1,456+0.9%AddedHistory
BRK.BBerkshire Hathaway IncStock164,964$82.9M5.1%−1,030−0.6%ReducedHistory
ECLEcolab Inc.Stock228,555$62.6M3.8%−857−0.4%ReducedHistory
ADPAutomatic Data Processing IncStock205,914$60.4M3.7%−2,301−1.1%ReducedHistory
XOMExxonMobil Holdings CorpCOM535,736$60.4M3.7%−11,971−2.2%ReducedHistory
AAPLApple Inc.Stock233,109$59.4M3.6%−17,960−7.2%ReducedHistory
CHDChurch & Dwight Co IncCOM649,385$56.9M3.5%−350−0.1%ReducedHistory
CATCaterpillar IncStock112,078$53.5M3.3%−5,197−4.4%ReducedHistory
CCJCameco CorpStock517,471$43.4M2.7%−54,363−9.5%ReducedHistory
AMZNAmazon Com IncStock189,089$41.5M2.5%+16,661+9.7%AddedHistory
MOSMosaic CoCOM1,075,818$37.3M2.3%−55,775−4.9%ReducedHistory
Prosus N V Sponsored ADR74365P108COM2,555,030$36.0M2.2%+191,216+8.1%Added–
MRKMerck & Co., Inc.Stock422,531$35.5M2.2%−3,340−0.8%ReducedHistory
ABTAbbott LaboratoriesStock227,973$30.5M1.9%−16,992−6.9%ReducedHistory
JNJJohnson & JohnsonStock158,763$29.4M1.8%−4,960−3.0%ReducedHistory
GOOGAlphabet Inc.Stock118,098$28.8M1.8%−1,314−1.1%ReducedHistory
GLDSPDR Gold TrustETF80,565$28.6M1.8%00.0%UnchangedHistory
APDAir Products & Chemicals, Inc.Stock94,797$25.9M1.6%−85−0.1%ReducedHistory
GOOGLAlphabet Inc.Stock95,696$23.3M1.4%+51+0.1%AddedHistory
PYPLPayPal Holdings, Inc.Stock331,501$22.2M1.4%+103,397+45.3%AddedHistory
TMOThermo Fisher Scientific Inc.Stock42,389$20.6M1.3%+228+0.5%AddedHistory
LLYVKLiberty Live Holdings, Inc.COM LBTY LIV S C177,006$17.2M1.1%00.0%UnchangedHistory
PANWPalo Alto Networks IncStock83,254$17.0M1.0%+16,950+25.6%AddedHistory
BSXBoston Scientific CorpStock173,276$16.9M1.0%−3,510−2.0%ReducedHistory
SIRISirius XM Holdings Inc.COMMON STOCK711,469$16.6M1.0%−6,548−0.9%ReducedHistory
UNPUnion Pacific CorpStock69,871$16.5M1.0%−200−0.3%ReducedHistory
PEverpure, Inc.CL A190,420$16.0M1.0%00.0%UnchangedHistory
FULFuller H B CoStock263,986$15.6M1.0%−870−0.3%ReducedHistory
ARAntero Resources CorpCOM464,398$15.6M1.0%+168,685+57.0%AddedHistory
LLYEli Lilly & CoStock20,028$15.3M0.9%+7,928+65.5%AddedHistory
UNHUnitedHealth Group IncStock41,526$14.3M0.9%−4,242−9.3%ReducedHistory
NVDANVIDIA CorpStock71,463$13.3M0.8%−3,669−4.9%ReducedHistory
FWONKLiberty Media CorpCOM LBTY ONE S C122,897$12.8M0.8%00.0%UnchangedHistory
RPRXRoyalty Pharma plcSHS CLASS A358,237$12.6M0.8%+700.0%AddedHistory
FMCFMC CorpCOM NEW370,806$12.5M0.8%−3,530−0.9%ReducedHistory
LINLinde PLCStock25,851$12.3M0.8%−250−1.0%ReducedHistory
PEPPepsiCo IncStock83,367$11.7M0.7%−5,880−6.6%ReducedHistory
GEGeneral Electric CoStock37,565$11.3M0.7%−2,474−6.2%ReducedHistory
State Street SPDR S&P Biotech ETF78464A870ETF105,097$10.5M0.6%+260+0.2%Added–
MDTMedtronic plcStock108,370$10.3M0.6%−191−0.2%ReducedHistory
LBRDKLiberty Broadband CorpCOM SER C157,131$9.98M0.6%−24,597−13.5%ReducedHistory
APOApollo Global Management, Inc.COM72,880$9.71M0.6%00.0%UnchangedHistory
MAMastercard IncStock16,571$9.43M0.6%+3,255+24.4%AddedHistory
AFLAflac IncStock83,570$9.33M0.6%−700−0.8%ReducedHistory
ROLRollins IncCOM156,393$9.19M0.6%00.0%UnchangedHistory
HDHome Depot, Inc.Stock20,806$8.43M0.5%00.0%UnchangedHistory
GFLGFL Environmental Inc.SUB VTG SHS175,605$8.32M0.5%+61,345+53.7%AddedHistory
LILALiberty Latin America Ltd.COM CL A983,226$8.15M0.5%−167,525−14.6%ReducedHistory
GEVGE Vernova Inc.Stock13,159$8.09M0.5%−1,700−11.4%ReducedHistory
VVisa Inc.Stock23,335$7.97M0.5%+2,709+13.1%AddedHistory
ABNBAirbnb, Inc.Stock62,355$7.57M0.5%00.0%UnchangedHistory
JPMJPMorgan Chase & CoStock23,995$7.57M0.5%−323−1.3%ReducedHistory
CSCOCisco Systems, Inc.Stock109,146$7.47M0.5%−55,462−33.7%ReducedHistory
FWONALiberty Media CorpCOM LBTY ONE S A67,417$6.42M0.4%−530−0.8%ReducedHistory
EWEdwards Lifesciences CorpStock81,497$6.34M0.4%−650−0.8%ReducedHistory
Vanguard Ftse Emerging Markets ETF922042858ETF116,108$6.29M0.4%+4,136+3.7%Added–
WDAYWorkday, Inc.CL A26,037$6.27M0.4%00.0%UnchangedHistory
ELEstee Lauder Companies IncCL A70,201$6.19M0.4%00.0%UnchangedHistory
ADIAnalog Devices IncStock24,789$6.09M0.4%00.0%UnchangedHistory
ALKSAlkermes plc.SHS201,210$6.04M0.4%−19,375−8.8%ReducedHistory
SYKStryker CorpStock15,372$5.68M0.3%−650−4.1%ReducedHistory
MSMorgan StanleyStock35,242$5.60M0.3%−910−2.5%ReducedHistory
MIDDMIDDLEBY CorpCOM41,825$5.56M0.3%−25,000−37.4%ReducedHistory
OKTAOkta, Inc.CL A59,451$5.45M0.3%+24,526+70.2%AddedHistory
CBChubb LtdStock18,916$5.34M0.3%−693−3.5%ReducedHistory
RTXRTX CorpStock31,608$5.29M0.3%00.0%UnchangedHistory
TELTE Connectivity plcStock23,573$5.17M0.3%−670−2.8%ReducedHistory
LBRDALiberty Broadband CorpCOM SER A80,839$5.12M0.3%−586−0.7%ReducedHistory
TECHBIO-TECHNE CorpCOM91,105$5.07M0.3%+5,640+6.6%AddedHistory
LBTYKLiberty Global Ltd.COM CL C430,465$5.06M0.3%00.0%UnchangedHistory
WECWec Energy Group, Inc.Stock43,907$5.03M0.3%−230−0.5%ReducedHistory
Vanguard Dividend Appreciation ETF921908844ETF23,067$4.98M0.3%00.0%Unchanged–
OXYOccidental Petroleum CorpStock105,115$4.97M0.3%−19,805−15.9%ReducedHistory
CVXChevron CorpStock31,710$4.92M0.3%−1,039−3.2%ReducedHistory
MMM3M CoStock31,115$4.83M0.3%−6,465−17.2%ReducedHistory
BACBank of America CorpStock92,484$4.77M0.3%−205−0.2%ReducedHistory
IBMInternational Business Machines CorpStock16,788$4.74M0.3%00.0%UnchangedHistory
LLYVALiberty Live Holdings, Inc.COM LBTY LIV S A48,473$4.57M0.3%−679−1.4%ReducedHistory
RBRKRubrik, Inc.Stock53,612$4.41M0.3%+27,179+102.8%AddedHistory
IBKRInteractive Brokers Group, Inc.Stock62,920$4.33M0.3%−2,000−3.1%ReducedHistory
METAMeta Platforms, Inc.Stock5,695$4.18M0.3%00.0%UnchangedHistory
LILAKLiberty Latin America Ltd.COM CL C485,348$4.10M0.3%00.0%UnchangedHistory
iShares S&P 500 Growth ETF464287309ETF33,695$4.07M0.2%00.0%Unchanged–
CCitigroup IncStock39,641$4.02M0.2%00.0%UnchangedHistory
INTUIntuit Inc.Stock5,750$3.93M0.2%00.0%UnchangedHistory
CHTRCharter Communications, Inc.CL A14,163$3.90M0.2%+300+2.2%AddedHistory
ALNYAlnylam Pharmaceuticals, Inc.COM8,200$3.74M0.2%−1,850−18.4%ReducedHistory
EXPEExpedia Group, Inc.Stock17,333$3.70M0.2%00.0%UnchangedHistory
WFCWells Fargo & CompanyStock43,578$3.65M0.2%−925−2.1%ReducedHistory
TJXTJX Companies IncStock24,081$3.48M0.2%00.0%UnchangedHistory
ETNEaton Corp plcStock8,904$3.33M0.2%−96−1.1%ReducedHistory
PGProcter & Gamble CoStock21,629$3.32M0.2%−1,000−4.4%ReducedHistory
WATWaters CorpCOM11,084$3.32M0.2%−1,500−11.9%ReducedHistory
VanEck ETF Trust92189F106GOLD MINERS ETF43,197$3.30M0.2%00.0%Unchanged–
Vanguard Intl Equity Index F922042874FTSE EUROPE ETF40,000$3.19M0.2%00.0%Unchanged–
FSLRFirst Solar, Inc.Stock14,406$3.18M0.2%00.0%UnchangedHistory
ELANElanco Animal Health IncCOM141,284$2.85M0.2%00.0%UnchangedHistory
DBRGDigitalBridge Group, Inc.CL A NEW242,300$2.83M0.2%−8,000−3.2%ReducedHistory
eMagin Corp @.78 10/9/19-10/9999999999warrants47,496$2.81M0.2%+47,496New–
CEGConstellation Energy CorpStock8,520$2.80M0.2%00.0%UnchangedHistory

Sold out since Q2 2025 (8)

Positions held at the end of Q2 2025 that are gone from this filing.

Positions of S&CO Inc sold out since Q2 2025
SecurityClassShares in Q2 2025Value in Q2 2025% of portfolio in Q2 2025History
SNNRFSunrise Communications AGADS CL A47,957$2.71M0.2%History
BPMCBlueprint Medicines CorpCOM12,000$1.54M0.1%History
ELVElevance Health, Inc.Stock1,931$751.0K<0.1%History
NPWRNet Power Inc.COM CL A188,000$464.0K<0.1%History
SLBSLB LimitedStock9,110$307.0K<0.1%History
FICOFair Isaac CorpCOM130$237.0K<0.1%History
MNDYmonday.com Ltd.SHS745$234.0K<0.1%History
CLColgate Palmolive CoStock2,400$218.0K<0.1%History