Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
788 institutional managers reported holding TWLO for the quarter ended Mar 31, 2026. Together they hold about 80% of shares outstanding; the top 10 hold 42%. 86 opened new positions; 146 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| BlackRock | 16.61M | 10.53% | $2.09B | added +1.1% | 2016 Q2 |
| Vanguard Group | 16.25M | 10.30% | $2.04B | added +5% | 2016 Q2 |
| FMR (Fidelity) | 11.54M | 7.32% | $1.45B | added +8.1% | 2016 Q2 |
| State Street | 5.86M | 3.71% | $736.5M | added +1.2% | 2016 Q3 |
| Royal Bank OF Canada | 3.26M | 2.07% | $410.2M | added +10.8% | 2016 Q3 |
| Geode Capital | 2.83M | 1.79% | $356.2M | added +3.1% | 2016 Q3 |
| UBS | 2.82M | 1.79% | $354.4M | trimmed -23.7% | 2016 Q2 |
| Pictet Asset Management Holding SA | 2.33M | 1.48% | $293.3M | added +17.6% | 2017 Q4 |
| Sachem Head Capital Management LP (focused) | 2.29M | 1.46% | $288.7M | unchanged | 2024 Q1 |
| FIL LTD | 2.25M | 1.43% | $283.3M | added +29.4% | 2025 Q2 |
| SRS Investment Management, LLC (focused) | 2.06M | 1.31% | $259.7M | added +14% | 2025 Q4 |
| Citadel Advisors | 1.93M | 1.22% | $242.8M | trimmed -0.5% | 2016 Q3 |
| Morgan Stanley | 1.87M | 1.18% | $234.6M | trimmed -14.3% | 2016 Q2 |
| Alkeon Capital Management LLC | 1.84M | 1.17% | $231.4M | added +636% | 2025 Q4 |
| Northern Trust | 1.80M | 1.14% | $226.4M | added +1.2% | 2016 Q3 |
| Invesco | 1.55M | 0.98% | $194.9M | trimmed -50.8% | 2018 Q1 |
| Dimensional Fund Advisors | 1.49M | 0.95% | $187.9M | trimmed -2.8% | 2018 Q2 |
| Nordea Investment Management AB | 1.19M | 0.75% | $149.3M | added +0.8% | 2019 Q2 |
| Charles Schwab Investment Management | 1.14M | 0.72% | $143.2M | added +6.7% | 2016 Q3 |
| Balyasny Asset Management | 1.10M | 0.70% | $138.8M | added +5% | 2019 Q3 |
| BNY Mellon | 1.02M | 0.65% | $127.9M | trimmed -3.8% | 2016 Q3 |
| Bank OF America CORP /DE/ | 975.5k | 0.62% | $122.7M | trimmed -6.1% | 2016 Q2 |
| Point72 | 951.9k | 0.60% | $119.7M | added +58.1% | 2023 Q4 |
| Legal & General Group PLC | 924.8k | 0.59% | $116.3M | trimmed -2% | 2016 Q4 |
| Atreides Management, LP | 921.6k | 0.58% | $115.9M | added +28.5% | 2025 Q1 |
| Alyeska Investment Group | 907.8k | 0.57% | $114.2M | added +190.6% | 2019 Q4 |
| Amundi | 891.0k | 0.56% | $112.1M | trimmed -13.2% | 2017 Q4 |
| Goldman Sachs | 889.6k | 0.56% | $111.9M | added +1.7% | 2016 Q2 |
| KBC Group NV | 790.5k | 0.50% | $99.4M | added +1.4% | 2019 Q2 |
| Deutsche Bank AG\ | 755.4k | 0.48% | $95.0M | trimmed -4.5% | 2016 Q3 |
| Freestone Grove Partners LP | 751.7k | 0.48% | $94.6M | added +51.9% | 2024 Q4 |
| Robeco Institutional Asset Management B.v. | 743.6k | 0.47% | $93.5M | trimmed -2.9% | 2020 Q2 |
| Slate Path Capital LP (focused) | 742.8k | 0.47% | $93.4M | trimmed -52.5% | 2025 Q1 |
| First Trust Advisors LP | 721.7k | 0.46% | $90.8M | added +10.8% | 2018 Q2 |
| No Street GP LP (focused) | 719.0k | 0.46% | $90.4M | trimmed -6.9% | 2023 Q3 |
| Dorsal Capital Management, LP (focused) | 700.0k | 0.44% | $88.0M | added +27.3% | 2025 Q4 |
| Jericho Capital Asset Management L.p. (focused) | 697.5k | 0.44% | $87.7M | opened | 2024 Q4 |
| Quantinno Capital Management LP | 648.9k | 0.41% | $81.6M | added +137.9% | 2023 Q1 |
| Millennium Management | 635.7k | 0.40% | $80.0M | added +498.5% | 2017 Q3 |
| BNP Paribas Financial Markets | 633.9k | 0.40% | $79.7M | added +95.6% | 2016 Q3 |
| Principal Financial Group INC | 615.9k | 0.39% | $77.5M | added +3% | 2017 Q3 |
| Arrowstreet Capital | 591.7k | 0.38% | $74.4M | trimmed -62.8% | 2022 Q1 |
| Marshall Wace | 579.9k | 0.37% | $72.9M | added +89% | 2024 Q1 |
| Earnest Partners LLC | 576.6k | 0.36% | $72.5M | trimmed -2.4% | 2025 Q4 |
| American Century Companies INC | 562.6k | 0.36% | $70.8M | added +40.7% | 2020 Q1 |
| Rhumbline Advisers | 547.5k | 0.35% | $68.9M | unchanged | 2016 Q4 |
| Victory Capital Management INC | 543.8k | 0.34% | $68.4M | added +968.8% | 2018 Q3 |
| CPP Investment Board | 524.1k | 0.33% | $65.9M | added +35.7% | 2019 Q3 |
| Jane Street | 500.7k | 0.32% | $63.0M | added +3746.8% | 2016 Q2 |
| Pacer Advisors, INC. | 492.2k | 0.31% | $61.9M | added +24.7% | 2024 Q2 |
Largest 50 of 788 shown; the full ranked, searchable register is at boothcheck.com/holders/TWLO. 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.