Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
674 institutional managers reported holding LAMR for the quarter ended Mar 31, 2026. Together they hold about 84% of shares outstanding; the top 10 hold 43%. 69 opened new positions; 66 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Vanguard Group | 12.08M | 11.91% | $1.53B | added +1.3% | ≤2013 |
| BlackRock | 9.98M | 9.84% | $1.26B | added +1.4% | ≤2013 |
| FMR (Fidelity) | 3.80M | 3.75% | $481.8M | added +11.2% | 2014 Q2 |
| Victory Capital Management INC | 2.91M | 2.87% | $368.7M | trimmed -7.1% | 2014 Q4 |
| Janus Henderson | 2.77M | 2.73% | $350.3M | trimmed -21.9% | ≤2013 |
| State Street | 2.68M | 2.64% | $339.4M | added +1.6% | ≤2013 |
| Geode Capital | 2.53M | 2.50% | $321.0M | added +6.4% | ≤2013 |
| Cohen & Steers | 2.41M | 2.38% | $305.3M | added +3.1% | 2017 Q1 |
| Boston Partners | 2.24M | 2.21% | $283.4M | trimmed -4.2% | 2020 Q2 |
| Wellington Management | 2.10M | 2.07% | $265.9M | added +3.5% | 2023 Q4 |
| Northern Trust | 1.56M | 1.54% | $197.4M | trimmed -1% | ≤2013 |
| Hamlin Capital Management, LLC (focused) | 1.38M | 1.36% | $174.9M | trimmed -0.8% | 2020 Q2 |
| Morgan Stanley | 1.38M | 1.36% | $174.4M | added +15.6% | ≤2013 |
| CPP Investment Board | 1.35M | 1.33% | $171.4M | unchanged | 2025 Q3 |
| Dimensional Fund Advisors | 1.31M | 1.29% | $165.6M | added +0.9% | ≤2013 |
| Charles Schwab Investment Management | 1.29M | 1.27% | $163.6M | added +5.7% | ≤2013 |
| T. Rowe Price | 1.25M | 1.23% | $158.0M | added +74.2% | ≤2013 |
| AQR Capital | 1.25M | 1.23% | $157.7M | added +0.6% | ≤2013 |
| Daiwa Securities Group INC. | 1.17M | 1.15% | $147.8M | added +5.4% | 2017 Q1 |
| Egerton Capital (focused) | 1.09M | 1.07% | $137.9M | added +50.8% | 2025 Q3 |
| Davenport & CO LLC | 1.08M | 1.07% | $137.2M | trimmed -1.5% | 2014 Q3 |
| Invesco | 1.08M | 1.06% | $136.4M | added +0.8% | ≤2013 |
| Capital Group (American Funds) | 903.0k | 0.89% | $114.4M | unchanged | 2014 Q3 |
| BNY Mellon | 886.7k | 0.87% | $112.3M | added +3.3% | ≤2013 |
| HighTower Advisors, LLC | 820.0k | 0.81% | $103.9M | added +6.2% | 2021 Q2 |
| Nuveen | 783.8k | 0.77% | $99.3M | added +190.7% | 2019 Q2 |
| Wells Fargo & COMPANY/MN | 766.5k | 0.76% | $97.1M | trimmed -4.1% | ≤2013 |
| MFS Investment Management | 727.2k | 0.72% | $92.1M | trimmed -10.9% | 2023 Q1 |
| Quantinno Capital Management LP | 677.2k | 0.67% | $85.8M | added +49.7% | 2020 Q3 |
| Ameriprise Financial INC | 656.8k | 0.65% | $83.2M | added +1% | ≤2013 |
| UBS | 528.6k | 0.52% | $67.0M | added +40.5% | ≤2013 |
| Envestnet Asset Management INC | 491.5k | 0.48% | $62.3M | added +4.9% | 2015 Q2 |
| Raymond James Financial INC | 489.8k | 0.48% | $62.0M | added +2% | 2013 Q4 |
| Select Equity Group | 471.6k | 0.47% | $59.7M | added +33% | 2020 Q1 |
| Miller Howard Investments INC /NY | 468.0k | 0.46% | $59.3M | added +48.5% | 2014 Q3 |
| Artisan Partners | 464.7k | 0.46% | $58.9M | trimmed -12.6% | 2019 Q4 |
| Anchor Capital Advisors LLC | 432.5k | 0.43% | $54.8M | trimmed -3.6% | 2018 Q2 |
| Bank OF America CORP /DE/ | 419.6k | 0.41% | $53.2M | trimmed -1% | ≤2013 |
| Schroder Investment Management Group | 389.7k | 0.38% | $49.4M | added +8.6% | 2015 Q3 |
| Kayne Anderson Rudnick Investment Management LLC | 382.1k | 0.38% | $48.4M | added +1.8% | 2017 Q2 |
| Public Employees Retirement Association OF Colorado | 351.3k | 0.35% | $44.5M | unchanged | ≤2013 |
| Zacks Investment Management | 350.1k | 0.34% | $44.4M | trimmed -0.6% | 2019 Q1 |
| Goldman Sachs | 340.7k | 0.34% | $43.2M | trimmed -8.9% | ≤2013 |
| Ruffer LLP | 338.5k | 0.33% | $42.9M | added +41.1% | 2025 Q4 |
| Two Sigma | 317.3k | 0.31% | $40.2M | added +31.7% | 2025 Q1 |
| LFL Advisers, LLC (focused) | 316.3k | 0.31% | $40.1M | added +2.6% | 2016 Q4 |
| Boston Trust Walden CORP | 312.3k | 0.31% | $39.6M | trimmed -2.4% | 2016 Q2 |
| Centersquare Investment Management LLC | 276.1k | 0.27% | $35.0M | added +30.2% | 2023 Q1 |
| Rhumbline Advisers | 269.0k | 0.27% | $34.1M | added +1.5% | ≤2013 |
| Legal & General Group PLC | 218.4k | 0.21% | $27.7M | trimmed -6% | ≤2013 |
Largest 50 of 674 shown; the full ranked, searchable register is at boothcheck.com/holders/LAMR. Related filers are grouped using the filings' own included-manager declarations. Historically, several managers opening new positions in the same quarter said almost nothing about the quarter that followed (59,118 cases since 2013). A filed record, not a forecast. Nothing here is investment advice.