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Trinity Industries TRN

US equityMarket cap rank #2735
$26.39 +$0.26 (+1.00%)
Market closed · Oct 5, 10:20 pm ET · Last extended-hours $26.50 +0.42%
Open$26.10
Prev close$26.13
Day range$25.79 – $26.83
Volume974.9K
Market cap$2.10B
P/E (TTM)6.4
Dividend yield4.62%

Ownership & positioning

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

Institutional ownership96.0%+0.14 pts vs. prior quarter
Institutions holding391+0 vs. prior quarter
Insider trades (recent)33 buys / 16 sellsNet buying
Short interest5.46% of floatDays to cover 8.2 · as of 15 Sep 2026
Short-sale volume share28.4%5-day average of daily volume

Short-sale volume as % of daily volume

10%19%28%37%Sep '26Sep '26Oct '26

Large-order net flow, last 20 sessions

Net of large-order buying minus selling, in USD. Over this window: −$10.13M (1 inflow days, 19 outflow days).

The five largest holders on file together own 42.6% of shares outstanding.

Largest holders

  • BlackRock16.77%
  • Capital Research7.24%
  • Vanguard Portfolio Management, LLC7.13%
  • Dimensional Fund Advisors6.09%
  • American Century Investment Management5.42%
  • Vanguard Capital Management, LLC5.18%
  • State Street Global Advisors5.18%
  • Jennison Associates LLC2.93%

By investor type

  • Mutual Fund83.32%
  • Public Company6.03%
  • Hedge Fund3.46%
  • Individual/Insider1.50%
  • Government Pension Fund1.22%
  • Private Company0.81%
  • Sovereign Wealth Fund0.66%
  • Insurance Company0.24%

Reported short interest has fallen from 6.74% to 5.46% of float over the last 6 biweekly reports (30 Jun 2026 to 15 Sep 2026).

Short interest, by report

Report dateShares short% of floatDays to cover
15 Sep 2026 4,350,980 5.5% 8.2
31 Aug 2026 4,162,445 5.2% 8.1
14 Aug 2026 4,197,078 5.3% 5.9
31 Jul 2026 3,681,145 4.6% 4.4
15 Jul 2026 5,177,931 6.5% 6.9
30 Jun 2026 5,356,063 6.7% 6.3

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