2026 Q2 Portfolio Activity
In 2026 Q2, S&CO INC maintained a portfolio of 232 distinct positions. The most significant new addition was EXXONMOBIL HOLDINGS CORP, now representing 4.15% of the total fund value. They heavily accumulated shares in PALO ALTO NETWORKS INC, increasing the position by 5.7%. Conversely, S&CO INC completely exited their position in EXXON MOBIL CORP.
Position History
hover any row below to update
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Total Positions
232
Quarter
2026 Q2
Top Holding
CAT (5.8%)
Top 10 Concentration
38.4%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 232
S&CO INC Full Holdings List — 2026 Q2
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
CAT
CATERPILLAR INC...
|
Industrials | 5.79% | 4.34% |
#1
3
Prev: #4
|
4.8 |
—
|
-4,751 | -4.8% |
P
S
|
94,076 | $100,181 | 1999 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
BRK/B
BERKSHIRE HATHA...
|
Financial Services | 4.74% | 4.88% |
#2
Prev: #2
|
4.4 |
—
|
no change | no change |
P
S
|
164,075 | $82,101 | 2010 Q1 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
MSFT
MICROSOFT CORP
|
Technology | 4.27% | 4.37% |
#3
Prev: #3
|
3.2 |
—
|
8,143 | 4.3% |
P
S
|
198,340 | $73,984 | 1999 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
N/A
EXXONMOBIL HOLD...
|
|
Unknown | 4.15% | — |
#4
Prev: #—
|
5.7 |
—
|
526,003 | — |
NEW
|
526,003 | $71,915 | — | 13F Filing | 2026-06-30 | 2026-08-06 | ||
|
AAPL
APPLE INC
|
Technology | 3.69% | 3.66% |
#5
2
Prev: #7
|
2.5 |
—
|
-11,650 | -5.0% |
P
S
|
220,707 | $63,863 | 2007 Q1 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
CHD
CHURCH & DWIGHT...
|
Consumer Defensive | 3.64% | 3.76% |
#6
1
Prev: #5
|
2.0 |
—
|
-575 | -0.1% |
P
S
|
649,655 | $62,938 | 2009 Q3 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
ECL
ECOLAB INC
|
Basic Materials | 3.64% | 3.73% |
#7
1
Prev: #6
|
2.0 |
—
|
-198 | -0.1% |
P
S
|
225,862 | $62,927 | 2009 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
MRK
MERCK & CO INC
|
Healthcare | 3.16% | 3.18% |
#8
Prev: #8
|
2.3 |
—
|
no change | no change |
P
S
|
425,528 | $54,680 | 1999 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
AMZN
AMAZON.COM INC
|
Consumer Cyclical | 2.71% | 2.55% |
#9
Prev: #9
|
1.6 |
—
|
-178 | -0.1% |
P
S
|
196,975 | $46,947 | 2016 Q4 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
ADP
AUTOMATIC DATA ...
|
Technology | 2.61% | 2.55% |
#10
Prev: #10
|
2.0 |
—
|
no change | no change |
P
S
|
201,978 | $45,232 | 1999 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
GOOG
ALPHABET INC CL...
|
Communication Services | 2.41% | 2.10% |
#11
3
Prev: #14
|
2.0 |
—
|
no change | no change |
P
S
|
118,113 | $41,732 | 2007 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
JNJ
JOHNSON & JOHNS...
|
Healthcare | 2.30% | 2.38% |
#12
1
Prev: #11
|
1.9 |
—
|
no change | no change |
P
S
|
157,098 | $39,898 | 1999 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
GOOGL
ALPHABET INC CA...
|
Communication Services | 1.96% | 1.70% |
#13
3
Prev: #16
|
1.3 |
—
|
-230 | -0.2% |
P
S
|
94,857 | $33,899 | 2015 Q3 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
CCJ
CAMECO CORP
|
Energy | 1.85% | 2.21% |
#14
2
Prev: #12
|
1.2 |
—
|
-13,948 | -4.3% |
P
S
|
313,626 | $31,945 | 2014 Q1 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
PANW
PALO ALTO NETWO...
|
Technology | 1.81% | 0.86% |
#15
13
Prev: #28
|
2.7 |
—
|
4,927 | 5.7% |
P
S
|
91,852 | $31,323 | 2013 Q1 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
GLD
SPDR GOLD TRUST
|
ETF | 1.71% | 2.15% |
#16
3
Prev: #13
|
1.7 |
—
|
no change | no change |
P
S
|
80,565 | $29,678 | 2008 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
APD
AIR PRODUCTS & ...
|
Basic Materials | 1.60% | 1.70% |
#17
2
Prev: #15
|
1.1 |
—
|
166 | 0.2% |
P
S
|
94,594 | $27,733 | 1999 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
LLY
ELI LILLY & CO ...
|
Healthcare | 1.55% | 1.23% |
#18
5
Prev: #23
|
1.1 |
—
|
781 | 3.6% |
P
S
|
22,300 | $26,747 | 1999 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
MOS
MOSAIC COMPANY
|
Basic Materials | 1.27% | 1.52% |
#19
2
Prev: #17
|
2.5 |
—
|
77,056 | 8.0% |
P
S
|
1,040,723 | $22,052 | 2013 Q3 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
PROSY
PROSUS NV -SPON...
|
Consumer Cyclical | 1.25% | 1.39% |
#20
2
Prev: #18
|
1.0 |
—
|
2,145 | 0.1% |
P
S
|
2,499,611 | $21,714 | 2020 Q4 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
TMO
THERMO FISHER S...
|
Healthcare | 1.20% | 1.28% |
#21
1
Prev: #20
|
1.0 |
—
|
-440 | -1.1% |
P
S
|
41,387 | $20,749 | 2006 Q4 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
RPRX
ROYALTY PHARMA ...
|
Healthcare | 1.16% | 1.07% |
#22
2
Prev: #24
|
1.0 |
—
|
-75 | -0.0% |
P
S
|
358,302 | $20,089 | 2020 Q4 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
UNP
UNION PACIFIC C...
|
Industrials | 1.09% | 1.04% |
#23
2
Prev: #25
|
1.4 |
—
|
no change | no change |
P
S
|
69,353 | $18,864 | 1999 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
PYPL
PAYPAL HOLDINGS...
|
Financial Services | 1.09% | 1.25% |
#24
2
Prev: #22
|
0.9 |
—
|
-9,253 | -2.1% |
P
S
|
436,017 | $18,827 | 2016 Q4 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
LLYVK
LIBERTY MEDIA C...
|
Communication Services | 1.07% | 1.03% |
#25
1
Prev: #26
|
0.9 |
—
|
-1,788 | -1.0% |
P
S
|
174,783 | $18,464 | 2023 Q3 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
UNH
UNITEDHEALTH GR...
|
Healthcare | 1.06% | 0.74% |
#26
8
Prev: #34
|
0.9 |
—
|
-88 | -0.2% |
P
S
|
43,984 | $18,281 | 2021 Q4 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
AR
ANTERO RESOURCE...
|
Energy | 1.02% | 1.28% |
#27
8
Prev: #19
|
0.9 |
—
|
16,998 | 3.5% |
P
S
|
504,602 | $17,731 | 2016 Q3 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
ABT
ABBOTT LABS
|
Healthcare | 0.98% | 1.27% |
#28
7
Prev: #21
|
0.9 |
—
|
-13,199 | -6.6% |
P
S
|
186,521 | $16,924 | 1999 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
SIRI
SIRIUS XM HOLDI...
|
Communication Services | 0.97% | 0.83% |
#29
Prev: #29
|
0.9 |
—
|
-12,221 | -2.1% |
P
S
|
569,206 | $16,814 | 2024 Q3 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
PSTG
EVERPURE, INC. ...
|
Technology | 0.87% | 0.70% |
#30
6
Prev: #36
|
1.3 |
—
|
no change | no change |
P
S
|
190,420 | $15,003 | 2018 Q1 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
XBI
SPDR S&P BIOTEC...
|
ETF | 0.86% | 0.75% |
#31
1
Prev: #32
|
0.8 |
—
|
30 | 0.0% |
P
S
|
94,310 | $14,924 | 2022 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
NVDA
NVIDIA CORP COM
|
Technology | 0.83% | 0.78% |
#32
1
Prev: #31
|
1.3 |
—
|
no change | no change |
P
S
|
72,156 | $14,437 | 2023 Q4 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
V
VISA INC. CL A
|
Financial Services | 0.83% | 0.70% |
#33
2
Prev: #35
|
2.3 |
—
|
4,337 | 11.5% |
P
S
|
41,890 | $14,372 | 2016 Q4 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
FUL
H.B. FULLER CO.
|
Basic Materials | 0.81% | 1.00% |
#34
7
Prev: #27
|
0.8 |
—
|
-19,390 | -7.4% |
P
S
|
241,781 | $14,093 | 2014 Q1 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
GEV
GE VERNOVA INC
|
Industrials | 0.80% | 0.66% |
#35
3
Prev: #38
|
0.8 |
—
|
-509 | -4.2% |
P
S
|
11,732 | $13,783 | 2024 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
LIN
LINDE PLC
|
Basic Materials | 0.78% | 0.80% |
#36
6
Prev: #30
|
0.8 |
—
|
87 | 0.3% |
P
S
|
26,139 | $13,564 | 2018 Q4 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
GE
GE AEROSPACE CO...
|
Industrials | 0.77% | 0.66% |
#37
3
Prev: #40
|
0.8 |
—
|
-1,800 | -4.8% |
P
S
|
35,671 | $13,331 | 1999 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
ALKS
ALKERMES PLC
|
Healthcare | 0.74% | 0.54% |
#38
7
Prev: #45
|
1.3 |
—
|
no change | no change |
P
S
|
244,760 | $12,824 | 2013 Q1 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
CSCO
CISCO SYSTEMS I...
|
Technology | 0.73% | 0.52% |
#39
9
Prev: #48
|
0.8 |
—
|
-420 | -0.4% |
P
S
|
107,126 | $12,583 | 1999 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
RHHBY
ROCHE HOLDING L...
|
Healthcare | 0.69% | 0.43% |
#40
14
Prev: #54
|
3.3 |
—
|
89,759 | 63.9% |
P
S
|
230,310 | $11,877 | 2013 Q1 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
FWONK
LIBERTY FORMULA...
|
Communication Services | 0.67% | 0.65% |
#41
Prev: #41
|
1.3 |
—
|
no change | no change |
P
S
|
122,528 | $11,657 | 2023 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
MA
MASTERCARD INC ...
|
Financial Services | 0.66% | 0.67% |
#42
5
Prev: #37
|
0.8 |
—
|
877 | 4.1% |
P
S
|
22,358 | $11,483 | 2009 Q3 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
GFL
GFL ENVIRONMENT...
|
Industrials | 0.62% | 0.53% |
#43
3
Prev: #46
|
2.7 |
—
|
90,350 | 44.5% |
P
S
|
293,524 | $10,798 | 2024 Q1 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
PEP
PEPSICO INC
|
Consumer Defensive | 0.59% | 0.74% |
#44
11
Prev: #33
|
0.7 |
—
|
-1,305 | -1.7% |
P
S
|
75,677 | $10,246 | 1999 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
AFL
AFLAC INC COM
|
Financial Services | 0.57% | 0.57% |
#45
1
Prev: #44
|
1.2 |
—
|
no change | no change |
P
S
|
83,570 | $9,798 | 2004 Q4 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
ADI
ANALOG DEVICES ...
|
Technology | 0.55% | 0.49% |
#46
3
Prev: #49
|
0.7 |
—
|
-1,000 | -4.0% |
P
S
|
23,789 | $9,448 | 1999 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
ABNB
AIRBNB INC A
|
Consumer Cyclical | 0.52% | 0.49% |
#47
3
Prev: #50
|
1.2 |
—
|
no change | no change |
P
S
|
62,355 | $8,923 | 2021 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
MDT
MEDTRONIC PLC
|
Healthcare | 0.49% | 0.58% |
#48
5
Prev: #43
|
1.2 |
—
|
no change | no change |
P
S
|
108,128 | $8,458 | 1999 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
VWO
VANGUARD FTSE E...
|
ETF | 0.46% | 0.44% |
#49
2
Prev: #51
|
0.7 |
—
|
890 | 0.7% |
P
S
|
132,538 | $7,911 | 2010 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 | |||
|
JPM
JP MORGAN CHASE...
|
Financial Services | 0.44% | 0.44% |
#50
2
Prev: #52
|
0.7 |
—
|
-650 | -2.7% |
P
S
|
23,285 | $7,621 | 1999 Q2 | 13F Filing | 2026-06-30 | 2026-08-06 |
Showing 1-50 of 232 holdings