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S&CO INC

Position in UNP — Union Pacific Corp

CIK 1082461 BOSTON, MA

Position in UNP

as of Jun 30, 2026 · filed Aug 6, 2026
Position Value
$18,864,016
+$2,037,592 QoQ
Shares Held
69,353
0.0% QoQ
Ownership
0.012%
of shares outstanding
% of Portfolio
1.51%
of 13F equity value
Holder Rank
#386
of 2,880 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in UNP Over Time

Shares Held

Position Value (USD)

Position in Railroads

Industrials · as of Jun 30, 2026

S&CO INC holds $19,120,678 across 2 Railroads names. UNP ranks #1 (98.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 UNP
Union Pacific Corp
This page
69,353 $18,864,016

All Filings in UNP

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $18,864,016 69,353
2026-03-31 $16,826,424 69,353
2025-12-31 $16,042,735 69,353
2025-09-30 $16,515,408 69,871
2025-06-30 $16,121,935 70,071
2025-03-31 $16,600,821 70,271
2024-12-31 $15,486,424 67,911
2024-09-30 $16,738,703 67,911
2024-06-30 $15,365,542 67,911
2024-03-31 $16,761,605 68,156
2023-12-31 $16,740,476 68,156
2023-09-30 $13,878,606 68,156
2023-06-30 $13,928,688 68,071
2023-03-31 $14,706,269 73,071
2022-12-31 $15,172,225 73,271
2022-09-30 $14,274,656 73,271
2022-06-30 $15,627,238 73,271
2022-03-31 $20,455,505 74,871
2021-12-31 $18,410,036 73,076
2021-09-30 $13,187,748 67,281
2021-06-30 $14,797,110 67,281
2021-03-31 $14,829,405 67,281
2020-12-31 $14,007,167 67,271
2020-09-30 $13,450,158 68,320
2020-06-30 $11,555,089 68,345
2020-03-31 $9,484,234 67,245