Trinity Industries Inc
Ownership
Ownership Structure
Who owns Trinity Industries Inc (TRN)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 98.5% of the shares are freely tradable; institutional investors hold 92.5%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 16.30 | 12,986,317 | +3.5 | 03/31/2026 |
| Capital Research & Mgmt Co - Division 3 | 7.22 | 5,752,329 | +4.3 | 06/30/2026 |
| Vanguard Portfolio Management, LLC | 6.66 | 5,304,986 | +0.0 | 03/31/2026 |
| Dimensional Fund Advisors, Inc. | 6.09 | 4,853,865 | +1.1 | 06/30/2026 |
| American Century Companies Inc | 5.42 | 4,321,153 | +19.8 | 06/30/2026 |
| State Street Corp | 4.87 | 3,878,373 | +24.8 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.50 | 3,582,991 | +0.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 6.08 | 4,845,910 | +0.0 | 08/31/2026 |
| Avantis US Small Cap Value ETF | 5.08 | 4,047,150 | +0.1 | 08/31/2026 |
| American Funds Capital Inc Bldr A | 3.32 | 2,645,967 | +0.0 | 06/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Poet Kevin | EVP Operations & Support Svcs | 69,225 | 1,938,300 $ | Aug 25, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 25, 2026 | Poet Kevin | EVP Operations & Support Svcs | Sell | 17,000 | 29.55 | 502,350 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 18, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.