S&CO INC

CIK
1082461
City
BOSTON
State / Country
MA

Top Portfolio Positions

121 positions · $1,088,206,632 total · as of Mar 31, 2026
Ticker Company Shares Value (USD) % of Portfolio
XOM
Exxon Mobil Corp
Energy
526,003 $89,241,668 8.20%
MSFT
Microsoft Corp
Technology
190,197 $70,405,223 6.47%
CAT
Caterpillar Inc
Industrials
98,827 $70,014,976 6.43%
CHD
Church & Dwight Co Inc /De/
Consumer Defensive
650,230 $60,679,463 5.58%
ECL
Ecolab Inc.
Basic Materials
226,060 $60,136,481 5.53%
AAPL
Apple Inc.
Technology
232,357 $58,969,883 5.42%
AMZN
Amazon Com Inc
Consumer Cyclical
197,153 $41,061,055 3.77%
ADP
Automatic Data Processing Inc
Technology
201,978 $41,037,890 3.77%
JNJ
Johnson & Johnson
Healthcare
157,098 $38,401,035 3.53%
CCJ
Cameco Corp
Energy
327,574 $35,577,812 3.27%

Portfolio Trend

25 quarters · across all stocks

Holdings in MIDD

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Shares Held

Position Value (USD)

10 of 10 shown
Report Date Value (USD) Shares
2026-03-31 $3,858,078 29,100
2025-12-31 $6,214,406 41,800
2025-09-30 $5,559,797 41,825
2025-06-30 $9,622,800 66,825
2025-03-31 $10,156,063 66,825
2024-12-31 $9,051,446 66,825
2024-09-30 $9,297,362 66,825
2024-06-30 $8,168,891 66,625
2024-03-31 $7,929,358 49,315
2023-12-31 $6,254,725 42,500