Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
356 institutional managers reported holding TIGO for the quarter ended Mar 31, 2026. Together they hold about 39% of shares outstanding; the top 10 hold 18%. 82 opened new positions; 51 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| Dodge & Cox | 8.16M | 4.87% | $611.9M | unchanged | 2025 Q1 |
| BlackRock | 6.00M | 3.58% | $449.8M | added +10.6% | 2020 Q3 |
| Brandes Investment Partners, LP | 3.26M | 1.95% | $244.4M | trimmed -32.6% | 2022 Q2 |
| Barclays PLC | 2.94M | 1.76% | $220.6M | added +2.9% | 2024 Q2 |
| State Street | 2.28M | 1.36% | $170.7M | unchanged | 2024 Q3 |
| Perpetual LTD | 1.76M | 1.05% | $131.9M | trimmed -14.1% | 2024 Q4 |
| Swedbank Robur | 1.61M | 0.96% | $120.4M | trimmed -20.3% | 2025 Q2 |
| William Blair Investment Management, LLC | 1.41M | 0.84% | $105.4M | added +1022.9% | 2025 Q2 |
| Tredje AP-fonden | 1.26M | 0.75% | $94.4M | added +15.5% | 2025 Q4 |
| UBS | 1.24M | 0.74% | $92.8M | added +84.4% | 2019 Q1 |
| Northern Trust | 1.23M | 0.73% | $92.1M | trimmed -1.9% | 2025 Q1 |
| Goldman Sachs | 1.21M | 0.72% | $90.8M | added +169% | 2025 Q1 |
| Marathon Asset Management LTD | 1.11M | 0.66% | $83.0M | added +0.6% | 2025 Q3 |
| Qube Research & Technologies LTD | 963.9k | 0.57% | $72.3M | added +13.3% | 2023 Q3 |
| Marshall Wace | 924.1k | 0.55% | $69.3M | added +5545.1% | 2025 Q1 |
| Vanguard Group | 892.2k | 0.53% | $66.9M | added +149.6% | 2022 Q4 |
| Victory Capital Management INC | 883.2k | 0.53% | $66.2M | added +9% | 2025 Q1 |
| American Century Companies INC | 878.2k | 0.52% | $65.8M | added +1289.6% | 2025 Q2 |
| BNP Paribas Financial Markets | 848.2k | 0.51% | $63.6M | trimmed -19.8% | 2022 Q3 |
| Cullen Capital Management, LLC | 827.7k | 0.49% | $62.0M | added +26.1% | 2025 Q3 |
| Geode Capital | 788.4k | 0.47% | $59.1M | added +1.5% | 2019 Q1 |
| Morgan Stanley | 778.4k | 0.47% | $58.3M | trimmed -8.2% | 2019 Q1 |
| TD Asset Management INC | 759.7k | 0.45% | $56.9M | opened | 2026 Q1 |
| First Trust Advisors LP | 731.4k | 0.44% | $54.8M | trimmed -18.1% | 2025 Q1 |
| Deutsche Bank AG\ | 648.9k | 0.39% | $48.6M | trimmed -10.5% | 2025 Q1 |
| FMR (Fidelity) | 561.9k | 0.34% | $42.1M | added +0.8% | 2019 Q1 |
| Mangrove Partners IM, LLC | 556.5k | 0.33% | $41.7M | added +7091.6% | 2024 Q4 |
| Renaissance Technologies | 549.8k | 0.33% | $41.2M | added +18.9% | 2019 Q2 |
| SEI Investments CO | 547.0k | 0.33% | $41.0M | added +31.7% | 2025 Q2 |
| Amundi | 529.9k | 0.32% | $39.7M | added +120.8% | 2025 Q1 |
| Millennium Management | 523.4k | 0.31% | $39.2M | opened | 2026 Q1 |
| LOS Angeles Capital Management LLC | 522.8k | 0.31% | $39.2M | added +137% | 2025 Q1 |
| Triodos Investment Management BV (focused) | 518.0k | 0.31% | $38.8M | trimmed -14.7% | 2025 Q1 |
| Franklin Resources | 494.7k | 0.29% | $37.1M | added +33.3% | 2025 Q2 |
| Captrust Financial Advisors | 483.2k | 0.29% | $36.2M | opened | 2026 Q1 |
| Gamco Investors, INC. et al | 472.0k | 0.28% | $35.4M | trimmed -27.5% | 2019 Q1 |
| Arrowstreet Capital | 433.7k | 0.26% | $32.5M | trimmed -53.9% | 2025 Q1 |
| Public Employees Retirement System OF Ohio | 417.6k | 0.25% | $31.3M | trimmed -8.2% | 2025 Q1 |
| Aperture Investors, LLC | 400.7k | 0.24% | $30.0M | added +4.6% | 2025 Q3 |
| BNY Mellon | 384.8k | 0.23% | $28.8M | added +8.4% | 2025 Q1 |
| Credit Agricole S A | 370.1k | 0.22% | $27.7M | trimmed -35.7% | 2025 Q3 |
| GAMCO (Gabelli) | 367.1k | 0.22% | $27.5M | trimmed -12.4% | 2019 Q1 |
| SG Americas Securities, LLC | 366.5k | 0.22% | $27.5M | trimmed -15.4% | 2022 Q2 |
| Hosking Partners LLP | 351.5k | 0.21% | $26.3M | trimmed -0.9% | 2025 Q1 |
| Connor, Clark & Lunn Investment Management LTD. | 349.3k | 0.21% | $26.2M | added +40.9% | 2025 Q1 |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 323.6k | 0.19% | $24.3M | added +590.4% | 2024 Q3 |
| AQR Capital | 314.6k | 0.19% | $23.6M | trimmed -22.6% | 2024 Q2 |
| Boston Partners | 308.7k | 0.18% | $23.1M | trimmed -80.8% | 2025 Q1 |
| CPP Investment Board | 299.1k | 0.18% | $22.4M | unchanged | 2025 Q3 |
| Nuveen | 280.2k | 0.17% | $21.0M | added +4.6% | 2025 Q1 |
Largest 50 of 356 shown; the full ranked, searchable register is at boothcheck.com/holders/TIGO. 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.