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BMO Institutional Ownership & 13F Holders | SmartMoneyDB

BMOBANK MONTREAL QUE

COM · CUSIP 063671101

Holder clone rankings through 2026-10-16.

BMO (BANK MONTREAL QUE) Institutional Ownership Summary

Among the 10 tracked institutional investors we monitor, BMO (BANK MONTREAL QUE) is held with a combined value of $6.24B across 44,097,768 shares. The largest holder is VANGUARD GROUP INC with a position worth $4.29B (0.06% of their portfolio). 5 funds increased their holdings. 4 funds reduced their position.

Total Institutional Value

$6.24B

Total Shares Held

44,097,768

Institutional Holders

% of Shares Outstanding

6.2%

of 708.91M shares · SEC 2025-10-31

Days to Cover

9.4+22.7%

5.48M shares short · FINRA 2026-09-30

Tracked 13F institutions hold 6.2% of BMO's shares outstanding. This is a floor: 13F filings arrive on a ~45-day lag and we track only a subset of institutional filers, so true institutional ownership is higher. Shares-outstanding is the latest SEC cover-page figure (as of 2025-10-31), not a live float.

This Quarter's Biggest Movers

Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.

Biggest Buyers

FMR LLC+31% shares~$394.6M VANGUARD GROUP INC+2% shares~$88.2M TWO SIGMA ADVISERS, LP+3071% shares~$6.8M AQR CAPITAL MANAGEMENT LLC+8% shares~$6.2M WELLINGTON MANAGEMENT GROUP LLP+13% shares~$2.1M

Insider Trading Activity

Full history & timing analysis →

No open-market insider purchases or sales were found in this window (the last 365 days).

13F Institutional Holders

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AQR CAPITAL MANAGEMENT LLC

0.03% of book+8.1%

$82.90M

MILLENNIUM MANAGEMENT LLC

0.02% of book-69.0%

$24.13M

Grantham, Mayo, Van Otterloo & Co. LLC

0.05% of book-23.7%

$21.21M

WELLINGTON MANAGEMENT GROUP LLP

0.00% of book+13.0%

$18.39M

TWO SIGMA ADVISERS, LP

0.01% of book+3070.5%

#	Fund	Value↓	Shares	Portfolio %	Change
1	VANGUARD GROUP INC	$4.29B	33,017,205	0.06%	+2.1%
2	FMR LLC	$1.68B	9,527,449	0.07%	+30.6%
3	BlackRock, Inc.	$109.93M	622,130	0.00%	-13.4%
4	AQR CAPITAL MANAGEMENT LLC	$82.90M	469,429	0.03%	+8.1%
5	MILLENNIUM MANAGEMENT LLC	$24.13M	136,542	0.02%	-69.0%
6	Grantham, Mayo, Van Otterloo & Co. LLC	$21.21M	120,054	0.05%	-23.7%
7	WELLINGTON MANAGEMENT GROUP LLP	$18.39M	104,112	0.00%	+13.0%
8	TWO SIGMA ADVISERS, LP	$7.00M	53,898	0.01%	+3070.5%
9	CITADEL ADVISORS LLC	$6.27M	35,484	0.00%	-50.1%
10	STATE STREET CORP	$2.03M	11,465	0.00%	-

Frequently Asked Questions

Which institutional investors own the most BMO stock?

As of the latest SEC 13F filings, VANGUARD GROUP INC is the largest institutional holder of BMO with a position worth $4.29B, representing 0.06% of their portfolio. In total, 10 institutional investors hold BMO with a combined value of $6.24B.

What percentage of BMO is owned by institutional investors?

Institutional investors hold $6.24B worth of BMO stock across 10 positions. The largest institutional holder is VANGUARD GROUP INC with $4.29B in holdings.

What is a 13F filing and why does it matter for BMO?

A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For BMO, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.

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