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SCI

S&CO Inc Portfolio holdings

AUM $1.61B
1-Year Est. Return 21.39%
This Fund
S&P 500
This Quarter Est. Return
+3.42%
1 Year Est. Return
+21.39%
3 Year Est. Return
+58.88%
5 Year Est. Return
+84.19%
10 Year Est. Return
+267.05%
AUM
$1.61B
AUM Growth
-$23.6M
Cap. Flow
-$46.2M
Cap. Flow %
-2.87%
Top 10 Hldgs %
37.74%
Holding
228
New
6
Increased
32
Reduced
71
Closed
10

Top Buys

Rank Stock Value
1
FANG icon
Diamondback Energy
FANG
+$4.62M
2
V icon
Visa
V
+$2.78M
3
MSFT icon
Microsoft
MSFT
+$2.34M
4
NVDA icon
NVIDIA
NVDA
+$1.58M
5
MNDY icon
monday.com
MNDY
+$1.16M

Top Sells

Rank Stock Value
1
CCJ icon
Cameco
CCJ
+$14.5M
2
FMC icon
FMC
FMC
+$12.5M
3
OXY icon
Occidental Petroleum
OXY
+$4.97M
4
CAT icon
Caterpillar
CAT
+$3.71M
5
MOS icon
The Mosaic Company
MOS
+$2.75M

Sector Composition

Rank Sector Weight
1 Technology 18.71%
2 Healthcare 17.08%
3 Financials 11.68%
4 Communication Services 9.59%
5 Industrials 8.65%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
MSFT icon
1
Microsoft
MSFT
$2.93T
$83.3M 5.18%
172,297
+4,660
+3% +$2.34M
BRK.B icon
2
Berkshire Hathaway Class B
BRK.B
$1.06T
$82.5M 5.13%
164,230
-734
-0.4% -$365K
XOM icon
3
ExxonMobil
XOM
$611B
$63.4M 3.94%
526,898
-8,838
-2% -$1.03M
AAPL icon
4
Apple
AAPL
$4.9T
$63.3M 3.93%
232,949
-160
-0.1% -$43K
CAT icon
5
Caterpillar
CAT
$405B
$60.4M 3.75%
105,396
-6,682
-6% -$3.71M
ECL icon
6
Ecolab
ECL
$76.8B
$59.6M 3.7%
227,070
-1,485
-0.6% -$396K
CHD icon
7
Church & Dwight Co
CHD
$23.2B
$54M 3.36%
644,488
-4,897
-0.8% -$418K
ADP icon
8
Automatic Data Processing
ADP
$102B
$52.2M 3.24%
202,743
-3,171
-2% -$844K
MRK icon
9
Merck
MRK
$315B
$44.8M 2.78%
425,531
+3,000
+0.7% +$282K
AMZN icon
10
Amazon
AMZN
$2.66T
$44M 2.73%
190,573
+1,484
+0.8% +$340K
GOOG icon
11
Alphabet (Google) Class C
GOOG
$4.22T
$37.1M 2.3%
118,183
+85
+0.1% +$24.4K
JNJ icon
12
Johnson & Johnson
JNJ
$609B
$32.8M 2.03%
158,298
-465
-0.3% -$92K
CCJ icon
13
Cameco
CCJ
$37.3B
$32.6M 2.03%
356,326
-161,145
-31% -$14.5M
GLD icon
14
SPDR Gold Trust
GLD
$130B
$31.9M 1.98%
80,565
– –
GOOGL icon
15
Alphabet (Google) Class A
GOOGL
$4.23T
$29.8M 1.85%
95,307
-389
-0.4% -$111K
ABT icon
16
Abbott
ABT
$175B
$28.4M 1.76%
226,710
-1,263
-0.6% -$161K
TMO icon
17
Thermo Fisher Scientific
TMO
$198B
$24.3M 1.51%
41,979
-410
-1% -$232K
MOS icon
18
The Mosaic Company
MOS
$7.03B
$23.5M 1.46%
973,872
-101,946
-9% -$2.75M
APD icon
19
Air Products & Chemicals
APD
$65.8B
$23.2M 1.44%
94,067
-730
-0.8% -$185K
LLY icon
20
Eli Lilly
LLY
$1.05T
$21.7M 1.35%
20,209
+181
+0.9% +$173K
PYPL icon
21
PayPal
PYPL
$49.9B
$20.2M 1.25%
345,655
+14,154
+4% +$919K
AR icon
22
Antero Resources
AR
$10.4B
$16.5M 1.03%
479,399
+15,001
+3% +$508K
BSX icon
23
Boston Scientific
BSX
$65.4B
$16.3M 1.01%
170,881
-2,395
-1% -$235K
UNP icon
24
Union Pacific
UNP
$179B
$16M 1%
69,353
-518
-0.7% -$118K
FUL icon
25
H.B. Fuller
FUL
$3.06B
$15.6M 0.97%
262,956
-1,030
-0.4% -$60.5K
1
2 3 4 5

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PPW
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MIM
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GCP
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BW
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FWP
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RC
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TLFA
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S&CO Inc's Q4 2025 Portfolio in Review

As of Q4 2025, S&CO Inc held 228 positions worth $1.61B, down 1.4% from $1.63B the previous quarter. Its ten largest holdings account for 38% of the portfolio.

S&CO Inc's Q4 2025 filing shows 6 new, 32 increased, 71 reduced and 10 closed positions. Its largest new stake was Diamondback Energy: 31,300 shares worth $4.71M. The largest sale was Cameco, an estimated $14.5M.

By sector, the portfolio is most concentrated in Technology at 19% of assets, down from 19% a quarter earlier, followed by Healthcare and Financials.

  • S&CO Inc's largest Q4 2025 buy was Diamondback Energy: 31,300 shares worth $4.71M.
  • S&CO Inc added most to Visa in Q4 2025, an estimated $2.78M increase.
  • S&CO Inc's biggest Q4 2025 reduction was Cameco, cutting an estimated $14.5M.
  • S&CO Inc fully exited FMC in Q4 2025, selling an estimated $12.5M.
  • S&CO Inc's ten largest holdings make up 38% of its $1.61B portfolio in Q4 2025.
  • S&CO Inc opened 6 new positions and closed 10 in Q4 2025.
  • S&CO Inc's portfolio value fell 1.4% quarter-over-quarter to $1.61B.

Based on S&CO Inc's 13F filing for Q4 2025, filed 5 Feb 2026.