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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
CHPTChargePoint Holdings, Inc.COM CL A30,000$70.0K<0.1%00.0%UnchangedHistory
FRGEForge Global Holdings, Inc.COM29,569$101.0K<0.1%00.0%UnchangedHistory
RDFNRedfin CorpCOM10,020$103.0K<0.1%00.0%UnchangedHistory
WBDWarner Bros. Discovery, Inc.Stock14,853$169.0K<0.1%−2,198−12.9%ReducedHistory
BDXBecton Dickinson & CoStock825$201.0K<0.1%00.0%UnchangedHistory
AYIAcuity Inc. (DE)Stock1,000$204.0K<0.1%+1,000NewHistory
CLHClean Harbors IncCOM1,200$209.0K<0.1%00.0%UnchangedHistory
PAYXPaychex IncStock1,775$211.0K<0.1%−80−4.3%ReducedHistory
Landis Gyr Group AG UnSponsore51504D105COM9,500$214.0K<0.1%+9,500New–
EMREmerson Electric CoStock2,280$221.0K<0.1%+2,280NewHistory
NOCNorthrop Grumman CorpStock492$230.0K<0.1%00.0%UnchangedHistory
SLBSLB LimitedStock4,450$231.0K<0.1%00.0%UnchangedHistory
ZWSZurn Elkay Water Solutions CorpCOM8,000$235.0K<0.1%00.0%UnchangedHistory
GGenpact LTDSHS6,850$237.0K<0.1%00.0%UnchangedHistory
HIHillenbrand, Inc.COM5,000$239.0K<0.1%00.0%UnchangedHistory
AMGNAmgen IncStock834$240.0K<0.1%00.0%UnchangedHistory
iShares Tr464287234MSCI EMG MKT ETF6,125$246.0K<0.1%00.0%Unchanged–
CICigna GroupStock826$247.0K<0.1%00.0%UnchangedHistory
Novozymes A/S670108109COM4,500$247.0K<0.1%+4,500New–
ITRIItron, Inc.COM3,300$249.0K<0.1%+3,300NewHistory
MDLZMondelez International, Inc.Stock3,593$260.0K<0.1%−122−3.3%ReducedHistory
NKENIKE, Inc.Stock2,420$262.0K<0.1%00.0%UnchangedHistory
Vanguard S&P 500 ETF922908363ETF610$266.0K<0.1%00.0%Unchanged–
ABBVAbbVie Inc.Stock1,754$271.0K<0.1%+133+8.2%AddedHistory
IDXXIDEXX Laboratories IncCOM500$277.0K<0.1%00.0%UnchangedHistory
AVGOBroadcom Inc.Stock250$279.0K<0.1%00.0%UnchangedHistory
RSGRepublic Services, Inc.COM1,750$288.0K<0.1%00.0%UnchangedHistory
Vanguard Ftse Developed Markets ETF921943858ETF6,150$294.0K<0.1%00.0%Unchanged–
ROKRockwell Automation, IncStock1,000$310.0K<0.1%00.0%UnchangedHistory
CATCCambridge BancorpCOM4,548$315.0K<0.1%00.0%UnchangedHistory
ARAntero Resources CorpCOM14,040$318.0K<0.1%00.0%UnchangedHistory
iShares Russell 2000 Growth ETF464287648ETF1,329$335.0K<0.1%00.0%Unchanged–
DEDeere & CoStock860$343.0K<0.1%00.0%UnchangedHistory
LKQLKQ CorpCOM7,200$344.0K<0.1%00.0%UnchangedHistory
TXNTexas Instruments IncStock2,070$352.0K<0.1%00.0%UnchangedHistory
PODDInsulet CorpStock1,702$369.0K<0.1%00.0%UnchangedHistory
MRSHMarsh & McLennan Companies, Inc.Stock2,000$378.0K<0.1%00.0%UnchangedHistory
WMTWalmart Inc.Stock2,500$394.0K<0.1%00.0%UnchangedHistory
HONHoneywell International IncCOM2,022$424.0K<0.1%00.0%UnchangedHistory
PNCPNC Financial Services Group, Inc.Stock2,800$433.0K<0.1%00.0%UnchangedHistory
MTDMettler Toledo International IncCOM360$436.0K<0.1%+360NewHistory
iShares Russell 1000 Growth ETF464287614ETF1,469$445.0K<0.1%00.0%Unchanged–
TTTrane Technologies plcSHS1,960$478.0K<0.1%00.0%UnchangedHistory
SXIStandex International CorpCOM3,250$514.0K<0.1%00.0%UnchangedHistory
CWCurtiss Wright CorpStock2,372$528.0K<0.1%00.0%UnchangedHistory
CTASCintas CorpStock900$542.0K<0.1%00.0%UnchangedHistory
NXDRNextdoor Holdings, Inc.COM CL A287,000$542.0K<0.1%+175,000+156.3%AddedHistory
EOGEOG Resources IncStock4,500$544.0K<0.1%+4,500NewHistory
ETREntergy CorpCOM5,683$575.0K<0.1%00.0%UnchangedHistory
UPSUnited Parcel Service IncStock3,770$592.0K<0.1%00.0%UnchangedHistory
MRVLMarvell Technology, Inc.COM10,573$637.0K<0.1%00.0%UnchangedHistory
iShares Russell Midcap ETF464287499ETF8,344$648.0K<0.1%00.0%Unchanged–
IAUiShares Gold TrustETF17,174$670.0K0.1%00.0%UnchangedHistory
Vanguard Morningstar Total Stock Market ETF922908769ETF2,882$683.0K0.1%00.0%Unchanged–
KOCoca Cola CoStock11,725$690.0K0.1%−458−3.8%ReducedHistory
IQVIQVIA Holdings Inc.Stock3,000$694.0K0.1%00.0%UnchangedHistory
BAHBooz Allen Hamilton Holding CorpCL A5,760$736.0K0.1%00.0%UnchangedHistory
CETCentral Securities CorpCOM19,588$739.0K0.1%+837+4.5%AddedHistory
iShares S&P 500 Value ETF464287408ETF4,350$756.0K0.1%00.0%Unchanged–
GPNGlobal Payments IncStock6,129$778.0K0.1%00.0%UnchangedHistory
CRMSalesforce, Inc.Stock2,971$781.0K0.1%+150+5.3%AddedHistory
iShares Russell 1000 Value ETF464287598ETF5,050$834.0K0.1%00.0%Unchanged–
Vestas Wind Sys as Unsp ADR925458101COM92,500$979.0K0.1%00.0%Unchanged–
NTRNutrien Ltd.COM18,000$1.01M0.1%00.0%UnchangedHistory
GEHCGE HealthCare Technologies Inc.Stock13,228$1.02M0.1%−2,852−17.7%ReducedHistory
SONYSony Group CorpSPONSORED ADR11,000$1.04M0.1%00.0%UnchangedHistory
NEENextera Energy IncStock17,160$1.04M0.1%+400+2.4%AddedHistory
LYBLyondellBasell Industries N.V.SHS - A -11,000$1.04M0.1%00.0%UnchangedHistory
BATRKAtlanta Braves Holdings, Inc.COM SER C26,443$1.05M0.1%−124−0.5%ReducedHistory
KMPRKEMPER CorpCOM22,080$1.07M0.1%00.0%UnchangedHistory
iShares Inc464286582MSCI JAPN SMCETF15,000$1.08M0.1%00.0%Unchanged–
AAgilent Technologies, Inc.COM8,112$1.13M0.1%+8,112NewHistory
PFEPfizer IncStock39,316$1.13M0.1%−3,500−8.2%ReducedHistory
DHRDanaher CorpStock5,020$1.16M0.1%00.0%UnchangedHistory
LTHMLivent Corp.COM64,682$1.16M0.1%−8,880−12.1%ReducedHistory
NVDANVIDIA CorpStock2,417$1.20M0.1%+2,417NewHistory
AXPAmerican Express CoStock6,386$1.20M0.1%00.0%UnchangedHistory
PYPLPayPal Holdings, Inc.Stock20,507$1.26M0.1%−855−4.0%ReducedHistory
MSMorgan StanleyStock13,915$1.30M0.1%00.0%UnchangedHistory
BAXBaxter International IncStock33,855$1.31M0.1%+33,855NewHistory
BABoeing CoStock5,020$1.31M0.1%00.0%UnchangedHistory
TAT&T Inc.Stock80,485$1.35M0.1%−14,403−15.2%ReducedHistory
HUMHumana IncStock3,025$1.38M0.1%+3,025NewHistory
Roche Hldg Ltd ADR771195104COM45,100$1.64M0.1%00.0%Unchanged–
GISGeneral Mills IncStock25,380$1.65M0.1%−250−1.0%ReducedHistory
INTUIntuit Inc.Stock2,751$1.72M0.1%00.0%UnchangedHistory
WisdomTree Tr97717W851JAPN HEDGE EQT20,000$1.76M0.1%00.0%Unchanged–
Vanguard Ftse All-World Ex-US Index Fund922042775ETF31,424$1.76M0.1%00.0%Unchanged–
LOWLowes Companies IncStock8,013$1.78M0.1%+2,005+33.4%AddedHistory
ELANElanco Animal Health IncCOM120,000$1.79M0.1%+120,000NewHistory
FERGFerguson Enterprises Inc.SHS9,468$1.83M0.1%00.0%UnchangedHistory
RBLXRoblox CorpStock41,185$1.88M0.1%+3,675+9.8%AddedHistory
COSTCostco Wholesale CorpStock2,908$1.92M0.1%00.0%UnchangedHistory
ETNEaton Corp plcStock8,253$1.99M0.2%−22−0.3%ReducedHistory
LLYVALiberty Live Holdings, Inc.COM LBTY LIV S A54,438$1.99M0.2%−1,431−2.6%ReducedHistory
METAMeta Platforms, Inc.Stock5,704$2.02M0.2%−25−0.4%ReducedHistory
CCitigroup IncStock41,061$2.11M0.2%−60,367−59.5%ReducedHistory
RTXRTX CorpStock25,718$2.16M0.2%+5,640+28.1%AddedHistory
BENFranklin Templeton IncCOM75,828$2.26M0.2%−4,200−5.2%ReducedHistory
ZTSZoetis Inc.Stock11,665$2.30M0.2%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%–