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Union Pacific UNP

US equityMarket cap rank #97Railroads
$274.03
−$1.50 (-0.54%)
Market open · Sep 24, 1:10 pm ET
After hours $275.53 0.00%
Open$274.77
Prev close$275.53
Day range$273.61 – $276.32
Volume474.1K
Market cap$162.80B
P/E (TTM)22.2
Dividend yield2.01%

Ownership & positioning

Who holds it, who is betting against it, and where the big money is moving

Institutional ownership90.6%-0.19 pts vs. prior quarter
Institutions holding3,213-17 vs. prior quarter
Insider trades (recent)7 buys / 3 sellsNet buying
Short interest4.67% of floatDays to cover 10.8 · as of 31 Aug 2026
Short-sale volume share16.9%5-day average of daily volume

Short-sale volume as % of daily volume

10%19%27%35%Aug '26Sep '26Sep '26

Large-order net flow, last 20 sessions

Net of large-order buying minus selling, in USD. Over this window: −$4.09M (11 inflow days, 9 outflow days).

Largest holders

  • BlackRock8.06%
  • Capital Research8.02%
  • Vanguard Capital Management, LLC7.09%
  • State Street Global Advisors4.69%
  • Geode Capital Management, LLC2.71%

By investor type

  • Mutual Fund73.22%
  • Public Company5.60%
  • Hedge Fund3.05%
  • Private Company2.96%
  • Government Pension Fund2.64%
  • Sovereign Wealth Fund1.32%
  • Family Office/Trust0.66%
  • Insurance Company0.44%
Institutional holders3,213
Institutional ownership90.6%

Insider activity

Total transactions22
Bought7
Sold3

Short interest

Report dateShares short% of floatDays to cover
31 Aug 2026 27,740,373 4.7% 10.8
14 Aug 2026 25,944,217 4.4% 11.7
31 Jul 2026 26,281,287 4.4% 6.9
15 Jul 2026 28,233,358 4.8% 12.5
30 Jun 2026 28,484,157 4.8% 9.3
15 Jun 2026 29,458,961 5.0% 11.7
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