S&Co Inc Portfolio Holdings

S&Co Inc

  • $1.63 Billion
  • Q3 2025

S&Co Inc has filed its 13F form on November 06, 2025 for Q3 2025 where it was disclosed a total value porftolio of $1.63 Billion distributed in 222 stocks.

Among their holdings, we can observe that their the top five positions include companies like: Microsoft Corp with a value of $86.8M, Berkshire Hathaway Inc Class B with a value of $82.9M, Ecolab Inc. with a value of $62.6M, Exxon Mobil Corp with a value of $60.4M, and Automatic Data Processing Inc with a value of $60.4M.

Examining the 13F form we can see an increase of $74M in the current position value, from $1.56B to 1.63B.

S&Co Inc is based out at Boston, MA

Below you can find more details about S&Co Inc portfolio as well as his latest detailed transactions.

Portfolio value $1.63 Billion
Healthcare: $253 Million
Technology: $240 Million
Financial Services: $183 Million
Industrials: $183 Million
Basic Materials: $155 Million
Energy: $132 Million
Communication Services: $130 Million
Consumer Defensive: $84.5 Million
Other: $166 Million

Stock Holdings Table Market Cap. of $200 Billions or more

Stock Market Cap. Holding Value (Reported) # of Shares. Last Trade Trade History
$3.78T
$86.8 Million 5.31% of portfolio
167,637
Q3 2025 Added 0.88%
$662B
$82.9 Million 5.08% of portfolio
164,964
Q3 2025 Reduced 0.62%
$490B
$60.4 Million 3.7% of portfolio
535,736
Q3 2025 Reduced 2.19%
$4.3T
$59.4 Million 3.63% of portfolio
233,109
Q3 2025 Reduced 7.15%
$291B
$53.5 Million 3.27% of portfolio
112,078
Q3 2025 Reduced 4.43%
$2.39T
$41.5 Million 2.54% of portfolio
189,089
Q3 2025 Added 9.66%
$215B
$36 Million 2.2% of portfolio
2,555,030
Q3 2025 Added 8.09%
$235B
$35.5 Million 2.17% of portfolio
422,531
Q3 2025 Reduced 0.78%
$228B
$30.5 Million 1.87% of portfolio
227,973
Q3 2025 Reduced 6.94%
$522B
$29.4 Million 1.8% of portfolio
158,763
Q3 2025 Reduced 3.03%
$1.74T
$28.8 Million 1.76% of portfolio
118,098
Q3 2025 Reduced 1.1%
$1.65T
$23.3 Million 1.42% of portfolio
95,696
Q3 2025 Added 0.05%
$222B
$20.6 Million 1.26% of portfolio
42,389
Q3 2025 Added 0.54%
$971B
$15.3 Million 0.94% of portfolio
20,028
Q3 2025 Added 65.52%
$300B
$14.3 Million 0.88% of portfolio
41,526
Q3 2025 Reduced 9.27%
$465B
$13.3 Million 0.82% of portfolio
71,463
Q3 2025 Reduced 4.88%
$328B
$11.3 Million 0.69% of portfolio
37,565
Q3 2025 Reduced 6.18%
$512B
$9.43 Million 0.58% of portfolio
16,571
Q3 2025 Added 24.44%
$367B
$8.43 Million 0.52% of portfolio
20,806
Q3 2024 Reduced 2.0%
$533B
$7.97 Million 0.49% of portfolio
23,335
Q3 2025 Added 13.13%
$881B
$7.57 Million 0.46% of portfolio
23,995
Q3 2025 Reduced 1.33%
$319B
$7.47 Million 0.46% of portfolio
109,146
Q3 2025 Reduced 33.69%
$270B
$5.6 Million 0.34% of portfolio
35,242
Q3 2025 Reduced 2.52%
$258B
$5.29 Million 0.32% of portfolio
31,608
Q2 2024 Reduced 1.86%
$303B
$4.92 Million 0.3% of portfolio
31,710
Q3 2025 Reduced 3.17%
$413B
$4.77 Million 0.29% of portfolio
92,484
Q3 2025 Reduced 0.22%
$266B
$4.74 Million 0.29% of portfolio
16,788
Q2 2025 Reduced 0.59%
$1.37T
$4.18 Million 0.26% of portfolio
5,695
Q1 2025 New
$317B
$3.65 Million 0.22% of portfolio
43,578
Q3 2025 Reduced 2.08%
$346B
$3.32 Million 0.2% of portfolio
21,629
Q3 2025 Reduced 4.42%
$224B
$2.57 Million 0.16% of portfolio
8,445
Q2 2025 Reduced 2.09%
$404B
$2.4 Million 0.15% of portfolio
2,588
Q3 2025 Reduced 0.23%
$1.29T
$2.27 Million 0.14% of portfolio
5,095
Q3 2025 Added 10.88%
$255B
$2.12 Million 0.13% of portfolio
6,386
Q4 2022 Added 1.37%
$288B
$2.13 Million 0.13% of portfolio
52,154
Q3 2025 Added 1.87%
$414B
$1.41 Million 0.09% of portfolio
6,092
Q1 2025 Added 247.32%
$279B
$774,000 0.05% of portfolio
7,512
Q1 2025 Added 0.16%
$306B
$678,000 0.04% of portfolio
10,236
Q3 2025 Reduced 4.3%
$237B
$672,000 0.04% of portfolio
2,839
Q1 2025 New
$593B
$442,000 0.03% of portfolio
1,575
Q3 2025 New

Summary

  • Portfolio
  • No. of Stocks 222
  • Current Value $1.63 Billion
  • Prior Value $1.56 Billion
  • Filing
  • Period Q3 2025
  • Filing Date November 06, 2025
  • Form Type 13F-HR
  • Activity in Q3 2025
  • New Purchases 7 stocks
  • Additional Purchases 29 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 74 stocks
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