Greenbrier Companies GBX Institutional Ownership

Ownership Summary

Greenbrier Companies Inc (NYSE:GBX) showed up in the 13F filings of 257 institutional investors as of March 2026.

• Collectively, these holders controlled 100.4% of Greenbrier Companies's outstanding shares in March 2026, down from 100.6% in December 2025.
• Their total shares held in GBX increased 16.47% from the prior quarter, while the number of investors in Greenbrier Companies decreased 10.76% year over year.
• Among the 257 funds, 120 bought more Greenbrier Companies shares, 90 sold down, and 47 held their ground.
• The aggregate institutional position in Greenbrier Companies amounted to 31.04Mn shares as of March 2026, up by 4.39Mn shares quarter on quarter, and down 3.27Mn shares year over year.
• BlackRock, Inc. holds the largest position in GBX at 5.09Mn shares as of March 31, 2026, or 16.47% of shares outstanding.
• Top purchasers of GBX stock for the quarter ending March 2026 included VANGUARD PORTFOLIO MANAGEMENT LLC (2.21Mn), VANGUARD CAPITAL MANAGEMENT LLC (1.33Mn), Broad Bay Capital Management, LP (801.75K), DEPRINCE RACE & ZOLLO INC (385.8K), MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. (318.76K).
• Top sellers of GBX stock for the quarter ending March 2026 included Goldman Sachs Group Inc (1.04Mn), BlackRock, Inc. (347.87K), Qube Research & Technologies Ltd (214.34K), Barclays Plc (199.29K), MILLENNIUM MANAGEMENT LLC (199.07K).
• According to Business Quant data, leading holders of GBX for March 2026 are BlackRock, Inc. (5.09Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (2.21Mn), DIMENSIONAL FUND ADVISORS LP (1.98Mn), Toronto Dominion Bank (1.91Mn), AMERICAN CENTURY COMPANIES INC (1.52Mn), VANGUARD CAPITAL MANAGEMENT LLC (1.33Mn), State Street Corp (1.18Mn), Broad Bay Capital Management, LP (801.75K), LSV ASSET MANAGEMENT (786.31K), GEODE CAPITAL MANAGEMENT, LLC (745.88K).