Filed: 2/5/2026ACC: 0001082461-26-000001
📋 What this filing means
S&CO INC filed this quarterly 13F‑HR report disclosing 218 equity positions with a total reported market value of $1.61M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
218
Positions
$1.61M
Total AUM (reported)
17.12M
Total Shares
Allocation by class
COM$1.61M100.0%
Portfolio Concentration
Top 3$229.3K14.2%
4–10$378.3K23.5%
11–25$385.6K23.9%
Rest$616.8K38.3%
Top 3 weight
14.2%
Top 10 weight
37.7%
Voting Authority Distribution
Total shares with voting rights: 17.12M
Sole
Full voting authority
17.12M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole218
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings218
Rows:
MICROSOFT CORP
SOLEShares172.30K
TypeSH
Market value$83.3K
5.18%
Sole
172.30K
Shared
0.00
None
0.00
BERKSHIRE HATHAWAY INC CL B
SOLEShares164.23K
TypeSH
Market value$82.5K
5.13%
Sole
164.23K
Shared
0.00
None
0.00
EXXON MOBIL CORP
SOLEShares526.90K
TypeSH
Market value$63.4K
3.94%
Sole
526.90K
Shared
0.00
None
0.00
APPLE INC
SOLEShares232.95K
TypeSH
Market value$63.3K
3.93%
Sole
232.95K
Shared
0.00
None
0.00
CATERPILLAR INC COM
SOLEShares105.40K
TypeSH
Market value$60.4K
3.75%
Sole
105.40K
Shared
0.00
None
0.00
ECOLAB INC
SOLEShares227.07K
TypeSH
Market value$59.6K
3.70%
Sole
227.07K
Shared
0.00
None
0.00
CHURCH & DWIGHT CO INC
SOLEShares644.49K
TypeSH
Market value$54.0K
3.36%
Sole
644.49K
Shared
0.00
None
0.00
AUTOMATIC DATA PROCESSING INC
SOLEShares202.74K
TypeSH
Market value$52.2K
3.24%
Sole
202.74K
Shared
0.00
None
0.00
MERCK & CO INC
SOLEShares425.53K
TypeSH
Market value$44.8K
2.78%
Sole
425.53K
Shared
0.00
None
0.00
AMAZON.COM INC
SOLEShares190.57K
TypeSH
Market value$44.0K
2.73%
Sole
190.57K
Shared
0.00
None
0.00
ALPHABET INC CLASS C
SOLEShares118.18K
TypeSH
Market value$37.1K
2.30%
Sole
118.18K
Shared
0.00
None
0.00
JOHNSON & JOHNSON
SOLEShares158.30K
TypeSH
Market value$32.8K
2.03%
Sole
158.30K
Shared
0.00
None
0.00
CAMECO CORP
SOLEShares356.33K
TypeSH
Market value$32.6K
2.02%
Sole
356.33K
Shared
0.00
None
0.00
SPDR GOLD TRUST
SOLEShares80.56K
TypeSH
Market value$31.9K
1.98%
Sole
80.56K
Shared
0.00
None
0.00
PROSUS NV -SPON ADR
SOLEShares2.51M
TypeSH
Market value$31.2K
1.94%
Sole
2.51M
Shared
0.00
None
0.00
ALPHABET INC CAP STK CL A
SOLEShares95.31K
TypeSH
Market value$29.8K
1.85%
Sole
95.31K
Shared
0.00
None
0.00
ABBOTT LABS
SOLEShares226.71K
TypeSH
Market value$28.4K
1.76%
Sole
226.71K
Shared
0.00
None
0.00
THERMO FISHER SCIENTIFIC INC C
SOLEShares41.98K
TypeSH
Market value$24.3K
1.51%
Sole
41.98K
Shared
0.00
None
0.00
MOSAIC COMPANY
SOLEShares973.87K
TypeSH
Market value$23.5K
1.46%
Sole
973.87K
Shared
0.00
None
0.00
AIR PRODUCTS & CHEMICALS INC C
SOLEShares94.07K
TypeSH
Market value$23.2K
1.44%
Sole
94.07K
Shared
0.00
None
0.00
ELI LILLY & CO COM
SOLEShares20.21K
TypeSH
Market value$21.7K
1.35%
Sole
20.21K
Shared
0.00
None
0.00
PAYPAL HOLDINGS INC
SOLEShares345.65K
TypeSH
Market value$20.2K
1.25%
Sole
345.65K
Shared
0.00
None
0.00
ANTERO RESOURCES CORP
SOLEShares479.40K
TypeSH
Market value$16.5K
1.03%
Sole
479.40K
Shared
0.00
None
0.00
BOSTON SCIENTIFIC CORP
SOLEShares170.88K
TypeSH
Market value$16.3K
1.01%
Sole
170.88K
Shared
0.00
None
0.00
UNION PACIFIC CORP
SOLEShares69.35K
TypeSH
Market value$16.0K
1.00%
Sole
69.35K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
MICROSOFT CORPSOLE | COM | 172.30K | SH | $83.3K 5.18% | 172.30K | 0.00 | 0.00 |
BERKSHIRE HATHAWAY INC CL BSOLE | COM | 164.23K | SH | $82.5K 5.13% | 164.23K | 0.00 | 0.00 |
EXXON MOBIL CORPSOLE | COM | 526.90K | SH | $63.4K 3.94% | 526.90K | 0.00 | 0.00 |
APPLE INCSOLE | COM | 232.95K | SH | $63.3K 3.93% | 232.95K | 0.00 | 0.00 |
CATERPILLAR INC COMSOLE | COM | 105.40K | SH | $60.4K 3.75% | 105.40K | 0.00 | 0.00 |
ECOLAB INCSOLE | COM | 227.07K | SH | $59.6K 3.70% | 227.07K | 0.00 | 0.00 |
CHURCH & DWIGHT CO INCSOLE | COM | 644.49K | SH | $54.0K 3.36% | 644.49K | 0.00 | 0.00 |
AUTOMATIC DATA PROCESSING INCSOLE | COM | 202.74K | SH | $52.2K 3.24% | 202.74K | 0.00 | 0.00 |
MERCK & CO INCSOLE | COM | 425.53K | SH | $44.8K 2.78% | 425.53K | 0.00 | 0.00 |
AMAZON.COM INCSOLE | COM | 190.57K | SH | $44.0K 2.73% | 190.57K | 0.00 | 0.00 |
ALPHABET INC CLASS CSOLE | COM | 118.18K | SH | $37.1K 2.30% | 118.18K | 0.00 | 0.00 |
JOHNSON & JOHNSONSOLE | COM | 158.30K | SH | $32.8K 2.03% | 158.30K | 0.00 | 0.00 |
CAMECO CORPSOLE | COM | 356.33K | SH | $32.6K 2.02% | 356.33K | 0.00 | 0.00 |
SPDR GOLD TRUSTSOLE | COM | 80.56K | SH | $31.9K 1.98% | 80.56K | 0.00 | 0.00 |
PROSUS NV -SPON ADRSOLE | COM | 2.51M | SH | $31.2K 1.94% | 2.51M | 0.00 | 0.00 |
ALPHABET INC CAP STK CL ASOLE | COM | 95.31K | SH | $29.8K 1.85% | 95.31K | 0.00 | 0.00 |
ABBOTT LABSSOLE | COM | 226.71K | SH | $28.4K 1.76% | 226.71K | 0.00 | 0.00 |
THERMO FISHER SCIENTIFIC INC CSOLE | COM | 41.98K | SH | $24.3K 1.51% | 41.98K | 0.00 | 0.00 |
MOSAIC COMPANYSOLE | COM | 973.87K | SH | $23.5K 1.46% | 973.87K | 0.00 | 0.00 |
AIR PRODUCTS & CHEMICALS INC CSOLE | COM | 94.07K | SH | $23.2K 1.44% | 94.07K | 0.00 | 0.00 |
ELI LILLY & CO COMSOLE | COM | 20.21K | SH | $21.7K 1.35% | 20.21K | 0.00 | 0.00 |
PAYPAL HOLDINGS INCSOLE | COM | 345.65K | SH | $20.2K 1.25% | 345.65K | 0.00 | 0.00 |
ANTERO RESOURCES CORPSOLE | COM | 479.40K | SH | $16.5K 1.03% | 479.40K | 0.00 | 0.00 |
BOSTON SCIENTIFIC CORPSOLE | COM | 170.88K | SH | $16.3K 1.01% | 170.88K | 0.00 | 0.00 |
UNION PACIFIC CORPSOLE | COM | 69.35K | SH | $16.0K 1.00% | 69.35K | 0.00 | 0.00 |
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