VANGUARD MORTGAGE-BACKED SEC (VMBS) Institutional Buying Activity
Institutional investors tracked by InsiderSet increased exposure to VANGUARD MORTGAGE-BACKED SEC (VMBS) during the quarter ended June 30, 2026 through a combination of new purchases and expanded existing positions disclosed in SEC Form 13F filings.
The largest institutional buyer of VMBS during the latest reporting period was Sequoia Financial Advisors, which increased its reported VMBS position by approximately $5.69M based on quarter-end filing values. Several additional hedge funds and long-term asset managers also reported meaningful increases in VMBS exposure during the quarter.
Institutional buying activity can provide insight into investor conviction, sector allocation trends, and smart money positioning toward VANGUARD MORTGAGE-BACKED SEC (VMBS). InsiderSet tracks quarterly accumulation trends, new institutional positions, ownership increases, and estimated performance of newly disclosed holdings using SEC filing data and recent market prices.
The investors highlighted on this page collectively added approximately $16.30M in reported VMBS exposure during the latest filing period, reflecting continued institutional interest in VANGUARD MORTGAGE-BACKED SEC's growth initiatives and strategic positioning.
| Portfolio quarter | Name | Type | Quantity | Remaining | Reported stock balance |
|---|---|---|---|---|---|
| Q2 2026 | Sequoia Financial Advisors | Buy | 965 | 70,501 | $3,300,156 |
| Q4 2024 | Sequoia Financial Advisors | Buy | 125,449 | 198,171 | $8,985,069 |
| Q1 2024 | Sequoia Financial Advisors | Buy | 50,905 | 535,067 | $24,404,401 |
| Q4 2023 | Sequoia Financial Advisors | Buy | 46,727 | 484,162 | $22,445,760 |
| Q3 2023 | Sequoia Financial Advisors | Buy | 40,111 | 437,435 | $19,150,896 |
| Q2 2023 | Sequoia Financial Advisors | Buy | 46,998 | 397,324 | $18,272,953 |
| Q1 2023 | Sequoia Financial Advisors | Buy | 31,988 | 350,326 | $16,307,696 |
| Q4 2022 | Sequoia Financial Advisors | Buy | 13,634 | 318,338 | $14,490,731 |
| Q2 2022 | Sequoia Financial Advisors | Buy | 7,233 | 310,135 | $14,828 |
| Q1 2022 | Sequoia Financial Advisors | Buy | 39,265 | 302,902 | $15,175 |
| Q4 2021 | Sequoia Financial Advisors | Buy | 221,099 | 263,637 | $13,931 |
| Q2 2021 | Sequoia Financial Advisors | Buy | 10,646 | 217,884 | $11,628 |
| Q1 2021 | Sequoia Financial Advisors | Buy | 40,388 | 207,238 | $11,060 |
| Q4 2020 | Renaissance Technologies LLC | Buy | 165,900 | 262,200 | $14,177 |
| Q4 2020 | Sequoia Financial Advisors | Buy | 46,324 | 166,850 | $9,022 |
| Q3 2020 | Sequoia Financial Advisors | Buy | 120,526 | 120,526 | $6,541 |
| Q3 2020 | Renaissance Technologies LLC | Buy | 78,500 | 96,300 | $5,226 |
| Q1 2020 | Sequoia Financial Advisors | Buy | 849 | 36,729 | $2,002 |
| Q1 2020 | Matrix Private Capital Group | Buy | 27 | 27 | $1 |
| Q4 2019 | Renaissance Technologies LLC | Buy | 114,331 | 133,006 | $7,072 |
| Q4 2019 | Sequoia Financial Advisors | Buy | 2,106 | 35,880 | $1,908 |
| Q3 2019 | Renaissance Technologies LLC | Buy | 18,675 | 18,675 | $995 |
| Q3 2019 | Sequoia Financial Advisors | Buy | 4,720 | 33,774 | $1,799 |
| Q2 2019 | Sequoia Financial Advisors | Buy | 683 | 29,054 | $1,535 |
| Q3 2018 | Sequoia Financial Advisors | Buy | 3,737 | 51,179 | $2,610 |
| Q1 2018 | Sequoia Financial Advisors | Buy | 2,463 | 65,190 | $3,364 |
| Q4 2017 | Sequoia Financial Advisors | Buy | 12,165 | 62,727 | $3,289 |
| Q3 2017 | Sequoia Financial Advisors | Buy | 5,190 | 50,562 | $2,669 |
| Q2 2017 | Sequoia Financial Advisors | Buy | 21,827 | 45,372 | $2,389 |
| Q4 2016 | Sequoia Financial Advisors | Buy | 7,291 | 32,945 | $1,723 |
Frequently asked questions about VMBS activity
Which institutional owners are buying VMBS?
Institutional owners buying VMBS include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in VMBS activity?
"Buy" means an investor increased their reported position in VMBS compared to the prior reporting period. This reflects growing exposure to VANGUARD MORTGAGE-BACKED SEC (VMBS) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in VMBS increasing?
Institutional interest in VMBS can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.