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S&CO Inc

SEC CIK
0001082461
Latest filing
Aug 6, 2026

Holdings in Q1 2024

Holdings as of Mar 31, 2024, filed May 9, 2024. Long positions only; changes compare share counts with Q4 2023.

Institution overview
Positions
210
+18 vs. Q4 2023
Portfolio value
$1.42B
+$115.7M (+8.9%) vs. Q4 2023
Filed
May 9, 2024
SEC
Holdings of S&CO Inc in Q1 2024
SecurityClassSharesValue% of portfolioShare changeActionHistory
BRK.BBerkshire Hathaway IncStock164,755$69.3M4.9%−1,395−0.8%ReducedHistory
CHDChurch & Dwight Co IncCOM658,201$68.7M4.8%+6,140+0.9%AddedHistory
MSFTMicrosoft CorpStock138,995$58.5M4.1%−1,188−0.8%ReducedHistory
PXDPioneer Natural Resources CoCOM215,406$56.5M4.0%−7,973−3.6%ReducedHistory
ECLEcolab Inc.Stock234,751$54.2M3.8%−504−0.2%ReducedHistory
MRKMerck & Co., Inc.Stock399,532$52.7M3.7%00.0%UnchangedHistory
ADPAutomatic Data Processing IncStock205,715$51.4M3.6%−856−0.4%ReducedHistory
AAPLApple Inc.Stock298,271$51.1M3.6%−29,534−9.0%ReducedHistory
CATCaterpillar IncStock115,849$42.5M3.0%−2,381−2.0%ReducedHistory
MOSMosaic CoCOM1,186,387$38.5M2.7%+1,065+0.1%AddedHistory
ABTAbbott LaboratoriesStock266,739$30.3M2.1%00.0%UnchangedHistory
JNJJohnson & JohnsonStock186,635$29.5M2.1%−1,250−0.7%ReducedHistory
GOOGAlphabet Inc.Stock183,637$28.0M2.0%+642+0.4%AddedHistory
CCJCameco CorpStock553,081$24.0M1.7%−16,295−2.9%ReducedHistory
XOMExxonMobil Holdings CorpCOM204,154$23.7M1.7%00.0%UnchangedHistory
APDAir Products & Chemicals, Inc.Stock96,277$23.3M1.6%+3,210+3.4%AddedHistory
FULFuller H B CoStock288,572$23.0M1.6%+590.0%AddedHistory
TMOThermo Fisher Scientific Inc.Stock38,386$22.3M1.6%−592−1.5%ReducedHistory
Liberty Media Corp531229789Stock713,324$21.2M1.5%+1,863+0.3%Added–
GOOGLAlphabet Inc.Stock134,851$20.4M1.4%−200.0%ReducedHistory
FMCFMC CorpCOM NEW314,940$20.1M1.4%+79,814+33.9%AddedHistory
PEPPepsiCo IncStock111,516$19.5M1.4%−4,835−4.2%ReducedHistory
UNPUnion Pacific CorpStock68,156$16.8M1.2%00.0%UnchangedHistory
GLDSPDR Gold TrustETF80,565$16.6M1.2%−85−0.1%ReducedHistory
State Street SPDR S&P Biotech ETF78464A870ETF162,950$15.5M1.1%−4,492−2.7%Reduced–
MDTMedtronic plcStock171,821$15.0M1.1%−1,836−1.1%ReducedHistory
ABNBAirbnb, Inc.Stock84,355$13.9M1.0%00.0%UnchangedHistory
UNHUnitedHealth Group IncStock27,969$13.8M1.0%+19,054+213.7%AddedHistory
AMZNAmazon Com IncStock76,150$13.7M1.0%+8,523+12.6%AddedHistory
LINLinde PLCStock26,621$12.4M0.9%−200−0.7%ReducedHistory
LILALiberty Latin America Ltd.COM CL A1,703,513$11.9M0.8%+28,416+1.7%AddedHistory
LBRDKLiberty Broadband CorpCOM SER C202,339$11.6M0.8%−67,645−25.1%ReducedHistory
BSXBoston Scientific CorpStock164,791$11.3M0.8%−646−0.4%ReducedHistory
Prosus N V Sponsored ADR74365P108COM1,662,809$10.4M0.7%+109,015+7.0%Added–
RPRXRoyalty Pharma plcSHS CLASS A341,055$10.4M0.7%+8,945+2.7%AddedHistory
PEverpure, Inc.CL A190,420$9.90M0.7%00.0%UnchangedHistory
APOApollo Global Management, Inc.COM77,880$8.76M0.6%−2,447−3.0%ReducedHistory
GEGeneral Electric CoStock49,821$8.74M0.6%00.0%UnchangedHistory
CSCOCisco Systems, Inc.Stock175,103$8.74M0.6%00.0%UnchangedHistory
PANWPalo Alto Networks IncStock30,152$8.57M0.6%+1,445+5.0%AddedHistory
PPLIPeople IncCOM NEW156,281$8.34M0.6%+80,781+107.0%AddedHistory
HDHome Depot, Inc.Stock21,231$8.14M0.6%00.0%UnchangedHistory
FWONKLiberty Media CorpCOM LBTY ONE S C121,948$8.00M0.6%00.0%UnchangedHistory
MIDDMIDDLEBY CorpCOM49,315$7.93M0.6%+6,815+16.0%AddedHistory
LLYVKLiberty Live Holdings, Inc.COM LBTY LIV S C176,003$7.71M0.5%−147−0.1%ReducedHistory
LBTYKLiberty Global Ltd.COM CL C431,235$7.61M0.5%−1,250−0.3%ReducedHistory
AFLAflac IncStock87,590$7.52M0.5%−1,800−2.0%ReducedHistory
PYPLPayPal Holdings, Inc.Stock109,461$7.33M0.5%+88,954+433.8%AddedHistory
ROLRollins IncCOM156,098$7.22M0.5%−401−0.3%ReducedHistory
WDAYWorkday, Inc.CL A26,036$7.10M0.5%00.0%UnchangedHistory
AKAMAkamai Technologies IncCOM63,863$6.95M0.5%−320−0.5%ReducedHistory
Liberty Media Corp531229813Stock233,212$6.93M0.5%−431−0.2%Reduced–
INTCIntel CorpStock142,272$6.28M0.4%00.0%UnchangedHistory
SYKStryker CorpStock16,790$6.01M0.4%00.0%UnchangedHistory
CVXChevron CorpStock37,543$5.92M0.4%−290−0.8%ReducedHistory
ALKSAlkermes plc.SHS210,715$5.70M0.4%+37,570+21.7%AddedHistory
CTSHCognizant Technology Solutions CorpCL A73,805$5.41M0.4%+7,000+10.5%AddedHistory
NVDANVIDIA CorpStock5,877$5.31M0.4%+3,460+143.2%AddedHistory
CBChubb LtdStock20,054$5.20M0.4%+200+1.0%AddedHistory
LLYEli Lilly & CoStock6,675$5.19M0.4%−1,150−14.7%ReducedHistory
ADIAnalog Devices IncStock26,149$5.17M0.4%−90−0.3%ReducedHistory
MMM3M CoStock47,920$5.08M0.4%−4,305−8.2%ReducedHistory
JPMJPMorgan Chase & CoStock24,999$5.01M0.4%00.0%UnchangedHistory
TECHBIO-TECHNE CorpCOM67,395$4.74M0.3%+7,685+12.9%AddedHistory
EWEdwards Lifesciences CorpStock49,535$4.73M0.3%+8,000+19.3%AddedHistory
LBTYALiberty Global Ltd.COM CL A278,979$4.72M0.3%−13,448−4.6%ReducedHistory
WATWaters CorpCOM13,091$4.51M0.3%+558+4.5%AddedHistory
FWONALiberty Media CorpCOM LBTY ONE S A76,593$4.50M0.3%−535−0.7%ReducedHistory
Vanguard Dividend Appreciation ETF921908844ETF24,316$4.44M0.3%00.0%Unchanged–
ARAntero Resources CorpCOM151,578$4.39M0.3%+137,538+979.6%AddedHistory
LILAKLiberty Latin America Ltd.COM CL C619,109$4.33M0.3%−40,297−6.1%ReducedHistory
BACBank of America CorpStock108,252$4.10M0.3%−7,565−6.5%ReducedHistory
LBRDALiberty Broadband CorpCOM SER A71,778$4.10M0.3%−22,250−23.7%ReducedHistory
Vanguard Ftse Emerging Markets ETF922042858ETF93,691$3.91M0.3%+10,250+12.3%Added–
PGProcter & Gamble CoStock23,148$3.75M0.3%00.0%UnchangedHistory
TELTE Connectivity plcREG SHS25,623$3.72M0.3%−1,800−6.6%ReducedHistory
OKTAOkta, Inc.CL A34,925$3.65M0.3%00.0%UnchangedHistory
WECWec Energy Group, Inc.Stock44,237$3.63M0.3%00.0%UnchangedHistory
ELEstee Lauder Companies IncCL A23,040$3.55M0.3%+220+1.0%AddedHistory
ILMNIllumina, Inc.COM23,550$3.23M0.2%+23,550NewHistory
IBMInternational Business Machines CorpStock16,888$3.22M0.2%00.0%UnchangedHistory
TJXTJX Companies IncStock31,750$3.22M0.2%00.0%UnchangedHistory
CHTRCharter Communications, Inc.CL A10,891$3.17M0.2%−6,568−37.6%ReducedHistory
WFCWells Fargo & CompanyStock54,573$3.16M0.2%−3,250−5.6%ReducedHistory
RTXRTX CorpStock32,208$3.14M0.2%+6,490+25.2%AddedHistory
MSMorgan StanleyStock33,038$3.11M0.2%+19,123+137.4%AddedHistory
KMBKimberly Clark CorpStock24,020$3.11M0.2%−494−2.0%ReducedHistory
iShares S&P 500 Growth ETF464287309ETF35,586$3.00M0.2%00.0%Unchanged–
VVisa Inc.Stock10,752$3.00M0.2%+1,695+18.7%AddedHistory
MAMastercard IncStock5,977$2.88M0.2%+184+3.2%AddedHistory
PODDInsulet CorpStock16,723$2.87M0.2%+15,021+882.5%AddedHistory
METAMeta Platforms, Inc.Stock5,704$2.77M0.2%00.0%UnchangedHistory
Vanguard Intl Equity Index F922042874FTSE EUROPE ETF40,000$2.69M0.2%00.0%Unchanged–
ETNEaton Corp plcStock8,257$2.58M0.2%+40.0%AddedHistory
CCitigroup IncStock40,061$2.53M0.2%−1,000−2.4%ReducedHistory
VanEck ETF Trust92189F106GOLD MINERS ETF79,517$2.51M0.2%00.0%Unchanged–
MCDMcDonalds CorpStock8,625$2.43M0.2%00.0%UnchangedHistory
AGCOAGCO CorpCOM19,599$2.41M0.2%−1,400−6.7%ReducedHistory
EXPEExpedia Group, Inc.Stock17,382$2.39M0.2%00.0%UnchangedHistory
FSLRFirst Solar, Inc.Stock14,156$2.39M0.2%00.0%UnchangedHistory

Sold out since Q4 2023 (9)

Positions held at the end of Q4 2023 that are gone from this filing.

Positions of S&CO Inc sold out since Q4 2023
SecurityClassShares in Q4 2023Value in Q4 2023% of portfolio in Q4 2023History
BMYBristol Myers Squibb CoStock279,270$14.3M1.1%History
LTHMLivent Corp.COM64,682$1.16M0.1%History
LYBLyondellBasell Industries N.V.SHS - A -11,000$1.04M0.1%History
iShares Tr464287234MSCI EMG MKT ETF6,125$246.0K<0.1%–
GGenpact LTDSHS6,850$237.0K<0.1%History
WBDWarner Bros. Discovery, Inc.Stock14,853$169.0K<0.1%History
RDFNRedfin CorpCOM10,020$103.0K<0.1%History
FRGEForge Global Holdings, Inc.COM29,569$101.0K<0.1%History
CHPTChargePoint Holdings, Inc.COM CL A30,000$70.0K<0.1%History