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 Companies Only

Stock Market Cap. Holding Value (Reported) # of Shares. Last Trade Trade History
$4.77B
$6.04 Million 0.37% of portfolio
201,210
Q3 2025 Reduced 8.78%
$136B
$5.68 Million 0.35% of portfolio
15,372
Q3 2025 Reduced 4.06%
$270B
$5.6 Million 0.34% of portfolio
35,242
Q3 2025 Reduced 2.52%
$6.36B
$5.56 Million 0.34% of portfolio
41,825
Q3 2025 Reduced 37.41%
$12.7B
$5.45 Million 0.33% of portfolio
59,451
Q3 2025 Added 70.22%
$123B
$5.34 Million 0.33% of portfolio
18,916
Q3 2025 Reduced 3.53%
$258B
$5.29 Million 0.32% of portfolio
31,608
Q2 2024 Reduced 1.86%
$35B
$5.03 Million 0.31% of portfolio
43,907
Q3 2025 Reduced 0.52%
$2.33B
$5.07 Million 0.31% of portfolio
91,105
Q3 2025 Added 6.6%
$926M
$5.12 Million 0.31% of portfolio
80,839
Q3 2025 Reduced 0.72%
$303B
$4.92 Million 0.3% of portfolio
31,710
Q3 2025 Reduced 3.17%
$91.4B
$4.83 Million 0.3% of portfolio
31,115
Q3 2025 Reduced 17.2%
$39.8B
$4.97 Million 0.3% of portfolio
105,115
Q3 2025 Reduced 15.85%
$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%
$6B
$4.33 Million 0.26% of portfolio
62,920
Q3 2025 Reduced 3.08%
$1.44B
$4.1 Million 0.25% of portfolio
485,348
Q2 2025 Reduced 18.0%
$190B
$4.02 Million 0.25% of portfolio
39,641
Q3 2024 Reduced 1.05%
$182B
$3.93 Million 0.24% of portfolio
5,750
Q1 2025 Added 0.02%
$32.4B
$3.9 Million 0.24% of portfolio
14,163
Q3 2025 Added 2.16%
$40.2B
$3.7 Million 0.23% of portfolio
17,333
Q2 2025 Reduced 0.02%
$55.3B
$3.74 Million 0.23% of portfolio
8,200
Q3 2025 Reduced 18.41%
$317B
$3.65 Million 0.22% of portfolio
43,578
Q3 2025 Reduced 2.08%
$170B
$3.48 Million 0.21% of portfolio
24,081
Q1 2025 Reduced 3.08%
$140B
$3.33 Million 0.2% of portfolio
8,904
Q3 2025 Reduced 1.07%
$346B
$3.32 Million 0.2% of portfolio
21,629
Q3 2025 Reduced 4.42%
$22.7B
$3.32 Million 0.2% of portfolio
11,084
Q3 2025 Reduced 11.92%
$27B
$3.18 Million 0.19% of portfolio
14,406
Q2 2025 Added 2.13%
$10B
$2.85 Million 0.17% of portfolio
141,284
Q1 2025 Added 17.74%
$111B
$2.8 Million 0.17% of portfolio
8,520
Q2 2025 Added 6.83%
$224B
$2.57 Million 0.16% of portfolio
8,445
Q2 2025 Reduced 2.09%
$37.6B
$2.67 Million 0.16% of portfolio
39,740
Q3 2025 Reduced 20.1%
$160B
$2.61 Million 0.16% of portfolio
13,189
Q3 2025 Added 8.2%
$404B
$2.4 Million 0.15% of portfolio
2,588
Q3 2025 Reduced 0.23%
$43.5B
$2.27 Million 0.14% of portfolio
17,674
Q2 2025 Reduced 0.07%
$55.8B
$2.35 Million 0.14% of portfolio
16,940
Q4 2024 Reduced 58.47%
$2.77B
$2.37 Million 0.14% of portfolio
69,425
Q2 2025 Reduced 58.57%
$1.29T
$2.27 Million 0.14% of portfolio
5,095
Q3 2025 Added 10.88%
$193B
$2.29 Million 0.14% of portfolio
5,121
Q1 2025 Added 128.11%
$10.1B
$2.19 Million 0.13% of portfolio
58,300
Q2 2025 Added 86.26%
$168B
$2.15 Million 0.13% of portfolio
28,480
Q3 2025 Added 0.78%
$30B
$2.12 Million 0.13% of portfolio
8,138
Q2 2025 Reduced 64.14%
$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%
$23.1B
$1.97 Million 0.12% of portfolio
6,385
Q2 2025 Reduced 47.47%
$111B
$1.61 Million 0.1% of portfolio
4,103
Q1 2025 New
$13.1B
$1.65 Million 0.1% of portfolio
7,000
Q2 2024 Added 122.93%
$140B
$1.6 Million 0.1% of portfolio
6,363
Q3 2025 Reduced 5.91%
$36B
$1.58 Million 0.1% of portfolio
55,000
Q4 2024 Added 400.0%

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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