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S&CO Inc

SEC CIK
0001082461
Latest filing
Aug 6, 2026

Holdings in Q4 2023

Holdings as of Dec 31, 2023, filed Feb 12, 2024. Long positions only; changes compare share counts with Q3 2023.

Institution overview
Positions
192
+8 vs. Q3 2023
Portfolio value
$1.30B
+$86.5M (+7.1%) vs. Q3 2023
Filed
Feb 12, 2024
SEC
Holdings of S&CO Inc in Q4 2023
SecurityClassSharesValue% of portfolioShare changeActionHistory
AAPLApple Inc.Stock327,805$63.1M4.8%−7,831−2.3%ReducedHistory
CHDChurch & Dwight Co IncCOM652,061$61.7M4.7%−3,540−0.5%ReducedHistory
BRK.BBerkshire Hathaway IncStock166,150$59.3M4.5%−542−0.3%ReducedHistory
MSFTMicrosoft CorpStock140,183$52.7M4.0%+420+0.3%AddedHistory
PXDPioneer Natural Resources CoCOM223,379$50.2M3.9%−1,181−0.5%ReducedHistory
ADPAutomatic Data Processing IncStock206,571$48.1M3.7%−960−0.5%ReducedHistory
ECLEcolab Inc.Stock235,255$46.7M3.6%−930−0.4%ReducedHistory
MRKMerck & Co., Inc.Stock399,532$43.6M3.3%+2,645+0.7%AddedHistory
MOSMosaic CoCOM1,185,322$42.4M3.2%+6,760+0.6%AddedHistory
CATCaterpillar IncStock118,230$35.0M2.7%−1,020−0.9%ReducedHistory
JNJJohnson & JohnsonStock187,885$29.4M2.3%−1,472−0.8%ReducedHistory
ABTAbbott LaboratoriesStock266,739$29.4M2.3%+208+0.1%AddedHistory
GOOGAlphabet Inc.Stock182,995$25.8M2.0%+3,530+2.0%AddedHistory
APDAir Products & Chemicals, Inc.Stock93,067$25.5M2.0%+1,744+1.9%AddedHistory
CCJCameco CorpStock569,376$24.5M1.9%−6,180−1.1%ReducedHistory
FULFuller H B CoStock288,513$23.5M1.8%00.0%UnchangedHistory
LBRDKLiberty Broadband CorpCOM SER C269,984$21.8M1.7%−21,354−7.3%ReducedHistory
TMOThermo Fisher Scientific Inc.Stock38,978$20.7M1.6%+453+1.2%AddedHistory
Liberty Media Corp531229789Stock711,461$20.5M1.6%+13,575+1.9%Added–
XOMExxonMobil Holdings CorpCOM204,154$20.4M1.6%+880.0%AddedHistory
PEPPepsiCo IncStock116,351$19.8M1.5%−2,175−1.8%ReducedHistory
GOOGLAlphabet Inc.Stock134,871$18.8M1.4%+240+0.2%AddedHistory
UNPUnion Pacific CorpStock68,156$16.7M1.3%00.0%UnchangedHistory
GLDSPDR Gold TrustETF80,650$15.4M1.2%00.0%UnchangedHistory
State Street SPDR S&P Biotech ETF78464A870ETF167,442$14.9M1.1%−1,575−0.9%Reduced–
FMCFMC CorpCOM NEW235,126$14.8M1.1%+14,710+6.7%AddedHistory
BMYBristol Myers Squibb CoStock279,270$14.3M1.1%−44,297−13.7%ReducedHistory
MDTMedtronic plcStock173,657$14.3M1.1%−6,760−3.7%ReducedHistory
LILALiberty Latin America Ltd.COM CL A1,675,097$12.2M0.9%−97,945−5.5%ReducedHistory
ABNBAirbnb, Inc.Stock84,355$11.5M0.9%00.0%UnchangedHistory
LINLinde PLCStock26,821$11.0M0.8%00.0%UnchangedHistory
AMZNAmazon Com IncStock67,627$10.3M0.8%+2,600+4.0%AddedHistory
BSXBoston Scientific CorpStock165,437$9.56M0.7%00.0%UnchangedHistory
RPRXRoyalty Pharma plcSHS CLASS A332,110$9.33M0.7%+78,500+31.0%AddedHistory
Prosus N V Sponsored ADR74365P108COM1,553,794$9.26M0.7%−239,756−13.4%Reduced–
CSCOCisco Systems, Inc.Stock175,103$8.85M0.7%−4,320−2.4%ReducedHistory
PANWPalo Alto Networks IncStock28,707$8.46M0.6%00.0%UnchangedHistory
LBTYKLiberty Global Ltd.COM CL C432,485$8.06M0.6%−4,940−1.1%ReducedHistory
FWONKLiberty Media CorpCOM LBTY ONE S C121,948$7.70M0.6%00.0%UnchangedHistory
AKAMAkamai Technologies IncCOM64,183$7.60M0.6%00.0%UnchangedHistory
LBRDALiberty Broadband CorpCOM SER A94,028$7.58M0.6%00.0%UnchangedHistory
APOApollo Global Management, Inc.COM80,327$7.49M0.6%−5,000−5.9%ReducedHistory
AFLAflac IncStock89,390$7.37M0.6%00.0%UnchangedHistory
HDHome Depot, Inc.Stock21,231$7.36M0.6%00.0%UnchangedHistory
WDAYWorkday, Inc.CL A26,036$7.19M0.6%00.0%UnchangedHistory
INTCIntel CorpStock142,272$7.15M0.5%−184−0.1%ReducedHistory
ROLRollins IncCOM156,499$6.83M0.5%00.0%UnchangedHistory
PEverpure, Inc.CL A190,420$6.79M0.5%00.0%UnchangedHistory
CHTRCharter Communications, Inc.CL A17,459$6.79M0.5%−500−2.8%ReducedHistory
Liberty Media Corp531229813Stock233,643$6.71M0.5%+21,755+10.3%Added–
LLYVKLiberty Live Holdings, Inc.COM LBTY LIV S C176,150$6.59M0.5%−2,103−1.2%ReducedHistory
GEGeneral Electric CoStock49,821$6.36M0.5%−120−0.2%ReducedHistory
MIDDMIDDLEBY CorpCOM42,500$6.25M0.5%+42,500NewHistory
MMM3M CoStock52,225$5.71M0.4%−1,075−2.0%ReducedHistory
CVXChevron CorpStock37,833$5.64M0.4%−3,016−7.4%ReducedHistory
ADIAnalog Devices IncStock26,239$5.21M0.4%00.0%UnchangedHistory
LBTYALiberty Global Ltd.COM CL A292,427$5.20M0.4%+27,980+10.6%AddedHistory
CTSHCognizant Technology Solutions CorpCL A66,805$5.04M0.4%00.0%UnchangedHistory
SYKStryker CorpStock16,790$5.03M0.4%−527−3.0%ReducedHistory
LILAKLiberty Latin America Ltd.COM CL C659,406$4.84M0.4%−2,192−0.3%ReducedHistory
ALKSAlkermes plc.SHS173,145$4.80M0.4%+20,145+13.2%AddedHistory
UNHUnitedHealth Group IncStock8,915$4.69M0.4%+4,511+102.4%AddedHistory
TECHBIO-TECHNE CorpCOM59,710$4.61M0.4%+33,330+126.3%AddedHistory
LLYEli Lilly & CoStock7,825$4.56M0.3%−670−7.9%ReducedHistory
CBChubb LtdStock19,854$4.49M0.3%00.0%UnchangedHistory
FWONALiberty Media CorpCOM LBTY ONE S A77,128$4.47M0.3%00.0%UnchangedHistory
JPMJPMorgan Chase & CoStock24,999$4.25M0.3%00.0%UnchangedHistory
Vanguard Dividend Appreciation ETF921908844ETF24,316$4.14M0.3%00.0%Unchanged–
WATWaters CorpCOM12,533$4.13M0.3%+1,973+18.7%AddedHistory
PPLIPeople IncCOM NEW75,500$3.95M0.3%+57,000+308.1%AddedHistory
BACBank of America CorpStock115,817$3.90M0.3%−10,776−8.5%ReducedHistory
TELTE Connectivity plcREG SHS27,423$3.85M0.3%+3,220+13.3%AddedHistory
WECWec Energy Group, Inc.Stock44,237$3.72M0.3%00.0%UnchangedHistory
Vanguard Ftse Emerging Markets ETF922042858ETF83,441$3.43M0.3%+14,000+20.2%Added–
PGProcter & Gamble CoStock23,148$3.39M0.3%−639−2.7%ReducedHistory
ELEstee Lauder Companies IncCL A22,820$3.34M0.3%+3,005+15.2%AddedHistory
EWEdwards Lifesciences CorpStock41,535$3.17M0.2%+5,155+14.2%AddedHistory
OKTAOkta, Inc.CL A34,925$3.16M0.2%00.0%UnchangedHistory
KMBKimberly Clark CorpStock24,514$2.98M0.2%−400−1.6%ReducedHistory
TJXTJX Companies IncStock31,750$2.98M0.2%+25+0.1%AddedHistory
WFCWells Fargo & CompanyStock57,823$2.85M0.2%−2,650−4.4%ReducedHistory
IBMInternational Business Machines CorpStock16,888$2.76M0.2%00.0%UnchangedHistory
iShares S&P 500 Growth ETF464287309ETF35,586$2.67M0.2%00.0%Unchanged–
EXPEExpedia Group, Inc.Stock17,382$2.64M0.2%00.0%UnchangedHistory
Vanguard Intl Equity Index F922042874FTSE EUROPE ETF40,000$2.58M0.2%00.0%Unchanged–
MCDMcDonalds CorpStock8,625$2.56M0.2%00.0%UnchangedHistory
AGCOAGCO CorpCOM20,999$2.55M0.2%00.0%UnchangedHistory
MAMastercard IncStock5,793$2.47M0.2%00.0%UnchangedHistory
VanEck ETF Trust92189F106GOLD MINERS ETF79,517$2.46M0.2%−1,695−2.1%Reduced–
ADBEAdobe Inc.Stock4,107$2.45M0.2%−11−0.3%ReducedHistory
FSLRFirst Solar, Inc.Stock14,156$2.44M0.2%00.0%UnchangedHistory
VVisa Inc.Stock9,057$2.36M0.2%+100+1.1%AddedHistory
ZTSZoetis Inc.Stock11,665$2.30M0.2%00.0%UnchangedHistory
BENFranklin Templeton IncCOM75,828$2.26M0.2%−4,200−5.2%ReducedHistory
RTXRTX CorpStock25,718$2.16M0.2%+5,640+28.1%AddedHistory
CCitigroup IncStock41,061$2.11M0.2%−60,367−59.5%ReducedHistory
METAMeta Platforms, Inc.Stock5,704$2.02M0.2%−25−0.4%ReducedHistory
LLYVALiberty Live Holdings, Inc.COM LBTY LIV S A54,438$1.99M0.2%−1,431−2.6%ReducedHistory
ETNEaton Corp plcStock8,253$1.99M0.2%−22−0.3%ReducedHistory
COSTCostco Wholesale CorpStock2,908$1.92M0.1%00.0%UnchangedHistory

Sold out since Q3 2023 (5)

Positions held at the end of Q3 2023 that are gone from this filing.

Positions of S&CO Inc sold out since Q3 2023
SecurityClassShares in Q3 2023Value in Q3 2023% of portfolio in Q3 2023History
SRCLStericycle IncCOM9,730$435.0K<0.1%History
DUKDuke Energy CORPStock2,438$215.0K<0.1%History
ONOn Semiconductor CorpStock2,200$204.0K<0.1%History
PLUGPlug Power IncStock20,000$152.0K<0.1%History
Esc Gci Liberty Inc Sr361ESC049COM216,672$00.0%–