S&CO INC

All Holdings — 2025 Q4

AI Portfolio Summary
In 2025 Q4, S&CO INC maintained a portfolio of 228 distinct positions. They heavily accumulated shares in MICROSOFT CORP, increasing their position by 2.8%. The fund also reduced its exposure to CAMECO CORP by 31.1%.
PCA Score Concentration Risk
Risk ENB
Total Positions
228
Quarter
2025 Q4
Top Holding
MSFT (5.2%)
Top 10 Concentration
37.7%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 228
Stock History Sector / Type Port % Prev % Rank / Prev Conviction Change % Change Influence Shares Mkt Value Avg Cost Price Held 1st Owned Source Source Date Date Reported
MSFT
MICROSOFT CORP
Technology 5.18% 5.32% #1
Prev: #1
4.6 4,660 2.8%
P
S
172,297 $83,326,000 1999 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
BRK/B
BERKSHIRE HATHA...
Financial Services 5.13% 5.08% #2
Prev: #2
4.1 -734 -0.4%
P
S
164,230 $82,550,000 2010 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
XOM
EXXON MOBIL COR...
Energy 3.94% 3.70% #3 2
Prev: #5
3.1 -8,838 -1.6%
P
S
526,898 $63,406,000 2000 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
AAPL
APPLE INC
Technology 3.93% 3.63% #4 2
Prev: #6
2.6 -160 -0.1%
P
S
232,949 $63,329,000 2007 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
CAT
CATERPILLAR INC...
Industrials 3.75% 3.27% #5 3
Prev: #8
2.5 -6,682 -6.0%
P
S
105,396 $60,378,000 1999 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
ECL
ECOLAB INC
Basic Materials 3.70% 3.83% #6 3
Prev: #3
2.0 -1,485 -0.6%
P
S
227,070 $59,610,000 2009 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
CHD
CHURCH & DWIGHT...
Consumer Defensive 3.36% 3.48% #7
Prev: #7
1.8 -4,897 -0.8%
P
S
644,488 $54,040,000 2009 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
ADP
AUTOMATIC DATA ...
Technology 3.24% 3.70% #8 4
Prev: #4
1.8 -3,171 -1.5%
P
S
202,743 $52,151,000 1999 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
MRK
MERCK & CO INC
Healthcare 2.78% 2.17% #9 4
Prev: #13
1.6 3,000 0.7%
P
S
425,531 $44,791,000 1999 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
AMZN
AMAZON.COM INC
Consumer Cyclical 2.73% 2.54% #10
Prev: #10
1.6 1,484 0.8%
P
S
190,573 $43,988,000 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
GOOG
ALPHABET INC CL...
Communication Services 2.30% 1.76% #11 5
Prev: #16
1.4 85 0.1%
P
S
118,183 $37,085,000 2007 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
JNJ
JOHNSON & JOHNS...
Healthcare 2.03% 1.80% #12 3
Prev: #15
1.3 -465 -0.3%
P
S
158,298 $32,759,000 1999 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
CCJ
CAMECO CORP
Energy 2.02% 2.66% #13 4
Prev: #9
0.8 -161,145 -31.1%
P
S
356,326 $32,600,000 2014 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
GLD
SPDR GOLD TRUST
ETF 1.98% 1.75% #14 3
Prev: #17
1.8 no change no change
P
S
80,565 $31,928,000 2008 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
PROSY
PROSUS NV -SPON...
Consumer Cyclical 1.94% 2.20% #15 3
Prev: #12
1.3 -43,874 -1.7%
P
S
2,511,156 $31,173,000 2020 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
GOOGL
ALPHABET INC CA...
Communication Services 1.85% 1.42% #16 3
Prev: #19
1.2 -389 -0.4%
P
S
95,307 $29,831,000 2015 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
ABT
ABBOTT LABS
Healthcare 1.76% 1.87% #17 3
Prev: #14
1.2 -1,263 -0.6%
P
S
226,710 $28,404,000 1999 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
TMO
THERMO FISHER S...
Healthcare 1.51% 1.26% #18 3
Prev: #21
1.1 -410 -1.0%
P
S
41,979 $24,324,000 2006 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
MOS
MOSAIC COMPANY
Basic Materials 1.46% 2.28% #19 8
Prev: #11
1.1 -101,946 -9.5%
P
S
973,872 $23,460,000 2013 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
APD
AIR PRODUCTS & ...
Basic Materials 1.44% 1.58% #20 2
Prev: #18
1.1 -730 -0.8%
P
S
94,067 $23,236,000 1999 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
LLY
ELI LILLY & CO ...
Healthcare 1.35% 0.94% #21 9
Prev: #30
1.0 181 0.9%
P
S
20,209 $21,718,000 1999 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
PYPL
PAYPAL HOLDINGS...
Financial Services 1.25% 1.36% #22 2
Prev: #20
1.0 14,154 4.3%
P
S
345,655 $20,179,000 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
AR
ANTERO RESOURCE...
Energy 1.03% 0.95% #23 6
Prev: #29
0.9 15,001 3.2%
P
S
479,399 $16,520,000 2016 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
BSX
BOSTON SCIENTIF...
Healthcare 1.01% 1.04% #24
Prev: #24
0.9 -2,395 -1.4%
P
S
170,881 $16,293,000 1999 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
UNP
UNION PACIFIC C...
Industrials 1.00% 1.01% #25 1
Prev: #26
0.9 -518 -0.7%
P
S
69,353 $16,042,000 1999 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
FUL
H.B. FULLER CO.
Basic Materials 0.97% 0.96% #26 2
Prev: #28
0.9 -1,030 -0.4%
P
S
262,956 $15,635,000 2014 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
PANW
PALO ALTO NETWO...
Technology 0.95% 1.04% #27 4
Prev: #23
0.9 92 0.1%
P
S
83,346 $15,352,000 2013 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
NVDA
NVIDIA CORP COM
Technology 0.93% 0.82% #28 4
Prev: #32
2.4 8,481 11.9%
P
S
79,944 $14,909,000 2023 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
LLYVK
LIBERTY MEDIA C...
Communication Services 0.91% 1.05% #29 7
Prev: #22
0.9 -435 -0.2%
P
S
176,571 $14,683,000 2023 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
SIRI
SIRIUS XM HOLDI...
Communication Services 0.87% 1.01% #30 5
Prev: #25
0.8 -10,027 -1.4%
P
S
701,442 $14,025,000 2024 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
RPRX
ROYALTY PHARMA ...
Healthcare 0.86% 0.77% #31 3
Prev: #34
0.8 140 0.0%
P
S
358,377 $13,847,000 2020 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
UNH
UNITEDHEALTH GR...
Healthcare 0.83% 0.88% #32 1
Prev: #31
0.8 -839 -2.0%
P
S
40,687 $13,431,000 2021 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
PSTG
PURE STORAGE, I...
Technology 0.79% 0.98% #33 6
Prev: #27
1.3 no change no change
P
S
190,420 $12,760,000 2018 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
XBI
SPDR S&P BIOTEC...
ETF 0.77% 0.64% #34 5
Prev: #39
0.8 -2,870 -2.7%
P
S
102,227 $12,464,000 2022 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
FWONK
LIBERTY FORMULA...
Communication Services 0.75% 0.79% #35 2
Prev: #33
0.8 -354 -0.3%
P
S
122,543 $12,071,000 2023 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
PEP
PEPSICO INC
Consumer Defensive 0.73% 0.72% #36 1
Prev: #37
0.8 -1,085 -1.3%
P
S
82,282 $11,809,000 1999 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
GE
GE AEROSPACE CO...
Industrials 0.72% 0.69% #37 1
Prev: #38
0.8 -80 -0.2%
P
S
37,485 $11,546,000 1999 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
LIN
LINDE PLC
Basic Materials 0.69% 0.75% #38 2
Prev: #36
0.8 201 0.8%
P
S
26,052 $11,108,000 2018 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
V
VISA INC. CL A
Financial Services 0.69% 0.49% #39 11
Prev: #50
2.8 8,163 35.0%
P
S
31,498 $11,046,000 2016 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
MDT
MEDTRONIC PLC
Healthcare 0.65% 0.63% #40
Prev: #40
0.8 -242 -0.2%
P
S
108,128 $10,386,000 1999 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
ROL
ROLLINS INC COM
Consumer Cyclical 0.58% 0.56% #41 4
Prev: #45
1.2 no change no change
P
S
156,393 $9,386,000 2010 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
MA
MASTERCARD INC ...
Financial Services 0.58% 0.58% #42 1
Prev: #43
0.7 -172 -1.0%
P
S
16,399 $9,361,000 2009 Q3 13F Filing 2025-12-31 2026-02-14 (Est.)
AFL
AFLAC INC COM
Financial Services 0.57% 0.57% #43 1
Prev: #44
1.2 no change no change
P
S
83,570 $9,215,000 2004 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
APO
APOLLO ASSET MA...
Financial Services 0.57% 0.59% #44 2
Prev: #42
0.7 -10,000 -13.7%
P
S
62,880 $9,102,000 2022 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
GEV
GE VERNOVA INC
Industrials 0.53% 0.50% #45 4
Prev: #49
0.7 -83 -0.6%
P
S
13,076 $8,546,000 2024 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
ABNB
AIRBNB INC A
Consumer Cyclical 0.53% 0.46% #46 5
Prev: #51
1.2 no change no change
P
S
62,355 $8,462,000 2021 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
CSCO
CISCO SYSTEMS I...
Technology 0.52% 0.46% #47 6
Prev: #53
0.7 -608 -0.6%
P
S
108,538 $8,360,000 1999 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
JPM
JP MORGAN CHASE...
Financial Services 0.48% 0.46% #48 4
Prev: #52
0.7 -60 -0.3%
P
S
23,935 $7,712,000 1999 Q2 13F Filing 2025-12-31 2026-02-14 (Est.)
GFL
GFL ENVIRONMENT...
Industrials 0.47% 0.51% #49 2
Prev: #47
0.7 -6 -0.0%
P
S
175,599 $7,541,000 2024 Q1 13F Filing 2025-12-31 2026-02-14 (Est.)
EL
ESTEE LAUDER CO...
Consumer Defensive 0.45% 0.38% #50 8
Prev: #58
0.7 -533 -0.8%
P
S
69,668 $7,295,000 2020 Q4 13F Filing 2025-12-31 2026-02-14 (Est.)
Showing 1-50 of 228 holdings

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