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UNP · Union Pacific Corp

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Market Cap
$171.78B
Shares
594.08M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 2,894
Total Value: $145,672,223,443
Total Shares: 536,229,176
Showing 1–100 of 2,956 holdings by value · page 1 of 30

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 2,894 13F filers · Δ vs Mar 31, 2026
Top Holder
8.9%
Sep 2023 → Jun 2026 · range 8.9% – 12.0%
−0.2 pts
Top 5
29.7%
Sep 2023 → Jun 2026 · range 29.7% – 32.6%
−0.5 pts
Top 10
43.7%
Sep 2023 → Jun 2026 · range 40.2% – 44.7%
−1.0 pts
HHI
262
Sep 2023 → Jun 2026 · range 262 – 324
Broadly held−9

Quarterly Activity

vs Mar 31, 2026
New
240
Increased
1,211
Decreased
994
Sold Out
133
Unchanged
449
Holder count: +107
Institutional value: +14.7%
Shares held: +2.4%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 2,956
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 100885 CUSIP 907818108 13F (30d) 1368 filings 1293 filers Visit website Investor relations