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TRN · Trinity Industries Inc

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$29.72 +0.10 (+0.34%) At close · Aug 20
Market Cap
$2.37B
Shares
79.67M

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: 343
Total Value: $2,646,802,051
Total Shares: 76,541,419

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 343 13F filers · Δ vs Mar 31, 2026
Top Holder
17.5%
Sep 2023 → Jun 2026 · range 17.5% – 20.4%
−0.7 pts
Top 5
44.4%
Sep 2023 → Jun 2026 · range 44.4% – 62.5%
−1.1 pts
Top 10
63.5%
Sep 2023 → Jun 2026 · range 63.5% – 74.5%
−0.5 pts
HHI
597
Sep 2023 → Jun 2026 · range 597 – 938
Broadly held−28

Quarterly Activity

vs Mar 31, 2026
New
55
Increased
117
Decreased
96
Sold Out
37
Unchanged
75
Holder count: +18
Institutional value: +15.0%
Shares held: +7.0%

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 351
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 99780 CUSIP 896522109 13F (30d) 305 filings 301 filers Visit website Investor relations