BANK OF MONTREAL (BMO) Stock Institutional Trading Activity
BANK OF MONTREAL (BMO) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC, Sequoia Financial Advisors, Mairs & Power Growth Fund, and Vulcan Value Partners. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.
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- BANK OF MONTREAL (BMO) stock institutional ownership
- BANK OF MONTREAL (BMO) stock insider trading activity
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| Portfolio quarter | Name | Type | Quantity | Remaining | Reported stock balance |
|---|---|---|---|---|---|
| Q3 2014 | Renaissance Technologies LLC | Buy | 84,800 | 315,895 | $23,256 |
| Q2 2014 | Renaissance Technologies LLC | Sell | -201,500 | 231,095 | $17,011 |
| Q2 2014 | Mairs & Power Growth Fund | Sell | -3,000 | 6,636 | $488 |
| Q2 2014 | Vulcan Value Partners | Buy | 545 | 545 | $40 |
| Q1 2014 | Renaissance Technologies LLC | Buy | 194,600 | 432,595 | $28,977 |
| Q1 2014 | Mairs & Power Growth Fund | Sell | -2,000 | 9,636 | $646 |
| Q4 2013 | Renaissance Technologies LLC | Buy | 189,500 | 237,995 | $15,865 |
| Q4 2013 | Mairs & Power Growth Fund | Sell | -7,000 | 11,636 | $776 |
| Q3 2013 | Renaissance Technologies LLC | Sell | -364,600 | 48,495 | $3,240 |
| Q2 2013 | Renaissance Technologies LLC | Buy | 413,095 | 413,095 | $23,972 |
| Q2 2013 | Mairs & Power Growth Fund | Buy | 18,636 | 18,636 | $1,081 |
Frequently asked questions about BMO activity
Which institutional owners are buying BMO?
Institutional owners buying BMO 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 BMO activity?
"Buy" means an investor increased their reported position in BMO compared to the prior reporting period. This reflects growing exposure to BANK OF MONTREAL (BMO) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in BMO increasing?
Institutional interest in BMO 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.