Orion Group Holdings INC Schedule 13G passive stakes

Filed when an investor crosses five percent without intending to seek control — the passive counterpart to a 13D.

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Wasatch Advisors LP has filed a Schedule 13G, reporting beneficial ownership of 4.1% of Orion Group Holdings Inc. common stock as of March 31, 2026.
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The Vanguard Group has reported a 0% beneficial ownership in Orion Group Holdings Inc. following an internal realignment and disaggregated reporting.
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Wasatch Advisors LP has reported a 5.6% beneficial ownership stake in Orion Group Holdings Inc, holding 2,226,519 shares as of September 30, 2025.
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Brandes Investment Partners, L.P. has reported an increased beneficial ownership of 12.47% in Orion Group Holdings Inc, holding 4,954,701 common shares.
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Royce & Associates LP has filed an amended Schedule 13G, reporting beneficial ownership of 4.22% of Orion Group Holdings, Inc.'s common stock as of June 30, 2025.
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Brandes Investment Partners, L.P. has filed an amended Schedule 13G, reporting a beneficial ownership of 10.97% of Orion Group Holdings Inc.'s Common Shares as of March 31, 2025.
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Portolan Capital Management, LLC and George McCabe have filed an amended Schedule 13G, disclosing a passive beneficial ownership of 1.15% in Orion Group Holdings, Inc. as of December 31, 2024.
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The Vanguard Group has filed a Schedule 13G, reporting a passive beneficial ownership of 5.09% in Orion Group Holdings Inc.'s common stock as of December 31, 2024.
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Royce & Associates LP has filed a Schedule 13G, reporting a passive beneficial ownership of 5.2% of the common stock of Orion Group Holdings, Inc.
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Dimensional Fund Advisors LP files Schedule 13G, reporting beneficial ownership of 4.6% of Orion Group Holdings Inc's common stock as of December 31, 2024.