Orion Group Holdings Inc
ORN- Exchange
- NYSE
- Industry
- Heavy Construction Other Than Bldg Const - Contractors
- SEC CIK
- 0001402829
In the last 90 days, Orion Group Holdings Inc insiders filed 4 open-market purchases and 0 sales; 179 institutions reported holding it in 13F filings for Q2 2026, worth $584.8M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Orion Group Holdings Inc as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 172
- +14 vs. Q4 2025
- Shares held
- 33.7M
- +1.97M (+6.2%) vs. Q4 2025
- Total value
- $367.0M
- +$51.9M (+16.5%) vs. Q4 2025
- New holders
- 34
- 54 more added
- Sold out
- 20
- 56 more reduced
5 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ORN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 179 | $584.8M |
| Q1 2026 | 172 | $367.0M |
| Q4 2025 | 163 | $337.1M |
| Q3 2025 | 147 | $274.2M |
| Q2 2025 | 146 | $282.7M |
| Q1 2025 | 143 | $156.9M |
| Q4 2024 | 152 | $213.7M |
| Q3 2024 | 117 | $167.3M |
| Q2 2024 | 110 | $235.4M |
| Q1 2024 | 104 | $192.2M |
| Q4 2023 | 76 | $109.8M |
| Q3 2023 | 69 | $115.0M |
| Q2 2023 | 49 | $51.3M |
| Q1 2023 | 52 | $45.8M |
| Q4 2022 | 50 | $38.7M |
| Q3 2022 | 51 | $45.0M |
| Q2 2022 | 54 | $38.5M |
| Q1 2022 | 60 | $41.8M |
| Q4 2021 | 64 | $67.9M |
| Q3 2021 | 67 | $98.5M |
| Q2 2021 | 76 | $102.9M |
| Q1 2021 | 79 | $112.2M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Orion Group Holdings Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Los Angeles Capital Management LLC | 43,731 | $476.7K | 0.00% | −31,553−41.9% | Reduced |
| Rhumbline Advisers | 46,628 | $508.2K | 0.00% | −1,076−2.3% | Reduced |
| Harbour Capital Advisors, LLC | 43,850 | $532.3K | 0.10% | +43,850 | New |
| Polen Capital Management LLC | 49,265 | $537.0K | 0.00% | +49,265 | New |
| Two Sigma Investments, LP | 51,958 | $566.3K | 0.00% | +36,530+236.8% | Added |
| Public Employees Retirement System of Ohio | 51,998 | $566.8K | 0.00% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 53,568 | $584.0K | 0.04% | −53,295−49.9% | Reduced |
| Royal Bank of Canada | 64,866 | $707.0K | 0.00% | +23,155+55.5% | Added |
| North Star Investment Management Corp. | 70,000 | $763.0K | 0.05% | +70,000 | New |
| Envestnet Asset Management Inc | 70,756 | $771.2K | 0.00% | +11,740+19.9% | Added |
| Globeflex Capital L P | 71,310 | $777.3K | 0.12% | +59,036+481.0% | Added |
| FMR LLC | 72,329 | $788.4K | 0.00% | +50,510+231.5% | Added |
| Bridgeway Capital Management, LLC | 74,653 | $813.7K | 0.02% | −71,944−49.1% | Reduced |
| Mackenzie Financial Corp | 77,115 | $840.6K | 0.00% | +77,115 | New |
| Millennium Management LLC | 84,486 | $920.9K | 0.00% | −13,272−13.6% | Reduced |
| GDS Wealth Management | 85,894 | $936.2K | 0.06% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 97,594 | $1.06M | 0.00% | −10,887−10.0% | Reduced |
| Morgan Stanley | 98,064 | $1.07M | 0.00% | −41,859−29.9% | Reduced |
| LPL Financial LLC | 98,907 | $1.08M | 0.00% | +39,148+65.5% | Added |
| Squarepoint Ops LLC | 99,177 | $1.08M | 0.00% | +99,177 | New |
| EAM Investors, LLC | 117,318 | $1.28M | 0.15% | −1,051−0.9% | Reduced |
| First Trust Advisors LP | 120,534 | $1.31M | 0.00% | +697+0.6% | Added |
| JB Capital Partners LP | 130,000 | $1.42M | 0.24% | 00.0% | Unchanged |
| Nuveen, LLC | 135,585 | $1.48M | 0.00% | +17,341+14.7% | Added |
| Legato Capital Management LLC | 143,016 | $1.56M | 0.14% | −2,034−1.4% | Reduced |
| US Bancorp | 144,165 | $1.57M | 0.00% | −9,200−6.0% | Reduced |
| Point72 Asset Management, L.P. | 146,531 | $1.60M | 0.00% | +81,142+124.1% | Added |
| Bank of New York Mellon Corp | 147,134 | $1.60M | 0.00% | −8,731−5.6% | Reduced |
| Ancora Advisors, LLC | 157,203 | $1.71M | 0.04% | −38,420−19.6% | Reduced |
| Seros Financial, LLC | 168,704 | $1.84M | 1.17% | +6,570+4.1% | Added |
| JPMorgan Chase & Co | 174,430 | $1.86M | 0.00% | −15,209−8.0% | Reduced |
| Qube Research & Technologies Ltd | 182,801 | $1.99M | 0.00% | +161,900+774.6% | Added |
| Russell Investments Group, Ltd. | 188,059 | $2.05M | 0.00% | −248,827−57.0% | Reduced |
| Goldman Sachs Group Inc | 191,522 | $2.09M | 0.00% | +27,571+16.8% | Added |
| Renaissance Technologies LLC | 193,414 | $2.11M | 0.00% | −44,783−18.8% | Reduced |
| Ardsley Advisory Partners LP | 200,000 | $2.18M | 0.33% | −200,000−50.0% | Reduced |
| AQR Capital Management LLC | 229,201 | $2.50M | 0.00% | −27,916−10.9% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 230,590 | $2.51M | 0.01% | +17,064+8.0% | Added |
| Acadian Asset Management LLC | 234,587 | $2.55M | 0.00% | +208,912+813.7% | Added |
| Cruiser Capital Advisors, LLC | 244,104 | $2.66M | 1.03% | 00.0% | Unchanged |
| American Century Companies Inc | 244,814 | $2.67M | 0.00% | −154,647−38.7% | Reduced |
| UBS Group AG | 249,544 | $2.72M | 0.00% | +180,046+259.1% | Added |
| Vanguard Fiduciary Trust Co | 251,330 | $2.74M | 0.00% | +251,330 | New |
| Algert Global LLC | 252,401 | $2.75M | 0.04% | +55,121+27.9% | Added |
| Vanguard Portfolio Management LLC | 253,218 | $2.76M | 0.00% | +253,218 | New |
| Jacobs Levy Equity Management, Inc | 262,980 | $2.87M | 0.01% | +20,297+8.4% | Added |
| Northern Trust Corp | 284,055 | $3.10M | 0.00% | +13,211+4.9% | Added |
| Citadel Advisors LLC | 286,828 | $3.13M | 0.00% | +111,238+63.4% | Added |
| Simcoe Capital LLC | 292,200 | $3.18M | 2.92% | −161,454−35.6% | Reduced |
| Formula Growth Ltd | 297,696 | $3.24M | 1.46% | −3,600−1.2% | Reduced |
| Archon Capital Management LLC | 318,980 | $3.48M | 1.96% | +45,660+16.7% | Added |
| SEI Investments Co | 386,663 | $4.21M | 0.00% | +196,041+102.8% | Added |
| Allspring Global Investments Holdings, LLC | 378,732 | $4.26M | 0.01% | +80,735+27.1% | Added |
| De Lisle Partners LLP | 414,651 | $4.53M | 0.54% | +16,842+4.2% | Added |
| Westerly Capital Management, LLC | 440,000 | $4.80M | 1.48% | +290,000+193.3% | Added |
| Essex Investment Management Co LLC | 461,772 | $5.03M | 0.80% | +12,011+2.7% | Added |
| First Wilshire Securities Management Inc | 528,208 | $5.76M | 1.30% | −2,359−0.4% | Reduced |
| CenterBook Partners LP | 543,751 | $5.93M | 0.32% | −176,810−24.5% | Reduced |
| Next Century Growth Investors LLC | 656,914 | $7.16M | 0.52% | −10,740−1.6% | Reduced |
| Kennedy Capital Management, Inc. | 689,902 | $7.52M | 0.16% | +15,549+2.3% | Added |
| Silvercrest Asset Management Group LLC | 716,953 | $7.81M | 0.06% | −11,263−1.5% | Reduced |
| State Street Corp | 776,423 | $8.46M | 0.00% | +27,760+3.7% | Added |
| Grace & White Inc | 893,822 | $9.74M | 1.72% | −42,330−4.5% | Reduced |
| Geode Capital Management, LLC | 918,169 | $10.0M | 0.00% | +25,542+2.9% | Added |
| Gendell Jeffrey L | 1,104,300 | $12.0M | 0.16% | 00.0% | Unchanged |
| Invesco Ltd. | 1,252,415 | $13.7M | 0.00% | −39,778−3.1% | Reduced |
| Royce & Associates LP | 1,483,514 | $16.2M | 0.16% | −175,000−10.6% | Reduced |
| Dimensional Fund Advisors LP | 1,590,690 | $17.3M | 0.00% | −23,371−1.4% | Reduced |
| Wasatch Advisors Inc | 1,656,834 | $18.1M | 0.12% | −610,873−26.9% | Reduced |
| Vanguard Capital Management LLC | 1,662,010 | $18.1M | 0.00% | +1,662,010 | New |
| BlackRock, Inc. | 2,737,044 | $29.8M | 0.00% | −24,427−0.9% | Reduced |
| Brandes Investment Partners, LP | 5,159,835 | $56.2M | 0.40% | +149,642+3.0% | Added |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −69,917−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −64,336−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −53,344−100.0% | Sold out |
| Boston Partners | 0 | $0 | 0.00% | −37,948−100.0% | Sold out |
| Empowered Funds, LLC | 0 | $0 | 0.00% | −29,944−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −23,319−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −23,146−100.0% | Sold out |
| 9823 Capital, L.P. | 0 | $0 | 0.00% | −17,823−100.0% | Sold out |
| Oppenheimer Asset Management Inc. | 0 | $0 | 0.00% | −14,322−100.0% | Sold out |
| Intech Investment Management LLC | 0 | $0 | 0.00% | −12,121−100.0% | Sold out |
| Petros Family Wealth, LLC | 0 | $0 | 0.00% | −12,084−100.0% | Sold out |
| PharVision Advisers, LLC | 0 | $0 | 0.00% | −10,048−100.0% | Sold out |
| Leavell Investment Management, Inc. | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −6,839−100.0% | Sold out |
| Eq Wealth Advisors, LLC | 0 | $0 | 0.00% | −1,700−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −1,185−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −736−100.0% | Sold out |
| Optima Capital LLC | 0 | $0 | 0.00% | −7−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| SRS Capital Advisors, Inc. | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Perritt Capital Management Inc | – | – | – | – | Not filed |
| CIBC Private Wealth Group, LLC | – | – | – | – | Not filed |
| Comerica Bank | – | – | – | – | Not filed |
| ORG Partners LLC | – | – | – | – | Not filed |