Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
230 institutional managers reported holding ALGT for the quarter ended Mar 31, 2026. Reported positions total over 95% of shares outstanding; the top 10 hold 60%. 40 opened new positions; 33 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| BlackRock | 2.09M | 11.49% | $169.7M | added +1.9% | ≤2013 |
| Vanguard Group | 1.73M | 9.48% | $140.0M | added +6.8% | ≤2013 |
| Donald Smith & CO., INC. | 1.67M | 9.16% | $135.3M | trimmed -1.8% | 2023 Q4 |
| T. Rowe Price Investment Management, INC. | 1.21M | 6.64% | $98.0M | added +137.9% | 2022 Q3 |
| American Century Companies INC | 871.4k | 4.79% | $70.7M | added +20.4% | 2019 Q4 |
| PAR Capital Management INC (focused) | 846.2k | 4.65% | $68.6M | added +35.6% | 2018 Q3 |
| Dimensional Fund Advisors | 823.1k | 4.52% | $66.8M | trimmed -0.6% | ≤2013 |
| Frontier Capital Management CO LLC | 601.2k | 3.30% | $48.8M | added +31.1% | 2025 Q3 |
| State Street | 595.1k | 3.27% | $48.3M | added +4.9% | ≤2013 |
| Morgan Stanley | 523.9k | 2.88% | $42.5M | added +18.8% | ≤2013 |
| Citadel Advisors | 439.2k | 2.41% | $35.6M | added +11.9% | ≤2013 |
| Goldman Sachs | 404.3k | 2.22% | $32.8M | added +94.7% | ≤2013 |
| Turas Capital Management LP (focused) | 364.2k | 2.00% | $29.5M | added +2295.8% | 2025 Q4 |
| Geode Capital | 359.1k | 1.97% | $29.1M | added +2.2% | ≤2013 |
| Emerald Advisers, LLC | 338.0k | 1.86% | $27.4M | trimmed -3.4% | 2024 Q4 |
| Franklin Resources | 309.2k | 1.70% | $25.1M | trimmed -24.7% | ≤2013 |
| U S Global Investors INC | 299.2k | 1.64% | $24.3M | added +5.1% | 2015 Q2 |
| Charles Schwab Investment Management | 286.8k | 1.57% | $23.3M | added +1.6% | ≤2013 |
| Point72 | 276.9k | 1.52% | $22.5M | opened | 2025 Q1 |
| Jacobs Levy Equity Management, INC | 271.3k | 1.49% | $22.0M | trimmed -22.6% | 2024 Q4 |
| Federated Hermes, INC. | 254.8k | 1.40% | $20.7M | added +1.9% | 2025 Q1 |
| Emerald Mutual Fund Advisers Trust | 211.8k | 1.16% | $17.2M | unchanged | 2024 Q4 |
| Heartland Advisors INC | 184.0k | 1.01% | $14.9M | trimmed -11.2% | 2025 Q3 |
| Invesco | 182.7k | 1.00% | $14.8M | added +48.6% | ≤2013 |
| Principal Financial Group INC | 161.2k | 0.89% | $13.1M | added +151.1% | ≤2013 |
| UBS | 158.3k | 0.87% | $12.8M | trimmed -47.3% | ≤2013 |
| Assenagon Asset Management S.a. | 145.4k | 0.80% | $11.8M | opened | 2026 Q1 |
| Northern Trust | 133.5k | 0.73% | $10.8M | added +3.8% | ≤2013 |
| Bridgeway Capital Management, LLC | 131.5k | 0.72% | $10.7M | trimmed -13.7% | 2017 Q3 |
| Marshall Wace | 126.5k | 0.69% | $10.3M | opened | 2026 Q1 |
| Landscape Capital Management, L.l.c. | 108.0k | 0.59% | $8.8M | added +83.1% | 2025 Q4 |
| BNY Mellon | 106.1k | 0.58% | $8.6M | trimmed -4.7% | ≤2013 |
| Nuveen | 96.0k | 0.53% | $7.8M | added +1.6% | 2019 Q2 |
| Renaissance Technologies | 91.0k | 0.50% | $7.4M | added +40.9% | 2024 Q2 |
| Trexquant Investment LP | 85.8k | 0.47% | $7.0M | added +1776.5% | 2025 Q2 |
| Balyasny Asset Management | 80.5k | 0.44% | $6.5M | trimmed -58.1% | 2025 Q4 |
| Clearbridge Investments, LLC | 79.0k | 0.43% | $6.4M | trimmed -28.3% | 2024 Q2 |
| Nomura Asset Management International INC. | 76.8k | 0.42% | $6.2M | opened | 2026 Q1 |
| FMR (Fidelity) | 75.6k | 0.41% | $6.1M | added +284.8% | ≤2013 |
| Segall Bryant & Hamill, LLC | 75.2k | 0.41% | $6.1M | trimmed -36.7% | 2017 Q3 |
| Empowered Funds, LLC | 73.6k | 0.40% | $6.0M | trimmed -22% | 2023 Q2 |
| Diamond Hill Capital Management INC | 72.9k | 0.40% | $5.9M | trimmed -3.8% | 2017 Q1 |
| Two Sigma | 72.0k | 0.40% | $5.8M | added +8.5% | 2025 Q1 |
| Voloridge Investment Management | 66.9k | 0.37% | $5.4M | added +96% | 2024 Q4 |
| Bank OF America CORP /DE/ | 61.9k | 0.34% | $5.0M | trimmed -45.5% | ≤2013 |
| Ameriprise Financial INC | 60.9k | 0.34% | $4.9M | trimmed -30.9% | ≤2013 |
| Schonfeld Strategic Advisors | 51.7k | 0.28% | $4.2M | opened | 2026 Q1 |
| Susquehanna International Group | 48.8k | 0.27% | $4.0M | added +19.4% | 2019 Q1 |
| Public Sector Pension Investment Board | 48.1k | 0.26% | $3.9M | added +3.4% | ≤2013 |
| First Eagle Investment Management | 47.9k | 0.26% | $3.9M | added +5.7% | 2025 Q4 |
Largest 50 of 230 shown; the full ranked, searchable register is at boothcheck.com/holders/ALGT. 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.