⌘K

BMO Institutional Ownership & 13F Holders | SmartMoneyDB

BMOBANK MONTREAL QUE

COM · CUSIP 063671101

Smart Money Ownership

Of the 10 tracked institutions holding BMO, 3 have a 3-year clone track record — 2 of them beat the S&P. Average holder's clone alpha: +2.6pt. It's a gauge of who owns the name, not just how many.

$21.2M · 0.1% of book

-2.8pt

Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →

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 $5.55B across 42,246,982 shares. The largest holder is VANGUARD GROUP INC with a position worth $4.29B (0.06% of their portfolio). 7 funds increased their holdings. 2 funds reduced their position.

Total Institutional Value

$5.55B

Total Shares Held

42,246,982

Institutional Holders

% of Shares Outstanding

6.0%

of 708.91M shares · SEC 2025-10-31

Days to Cover

4.8-4.1%

4.04M shares short · FINRA 2026-06-30

Tracked 13F institutions hold 6.0% 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+11% shares~$93.9M VANGUARD GROUP INC+2% shares~$88.2M AQR CAPITAL MANAGEMENT LLC+57% shares~$21.2M BlackRock, Inc.+12% shares~$10.0M CITADEL ADVISORS LLC+528% shares~$8.1M

13F Institutional Holders

Sort

MILLENNIUM MANAGEMENT LLC

0.03% of book-39.0%

$69.95M

AQR CAPITAL MANAGEMENT LLC

0.03% of book+57.3%

$58.27M

Grantham, Mayo, Van Otterloo & Co. LLC

0.05% of book+19.4%

$21.25M

WELLINGTON MANAGEMENT GROUP LLP

Magnetar Financial LLC

0.02% of book-61.6%

$1.54M

#	Fund	Value↓	Shares	Portfolio %	Change
1	VANGUARD GROUP INC	$4.29B	33,017,205	0.06%	+2.1%
2	FMR LLC	$987.84M	7,293,193	0.05%	+10.5%
3	BlackRock, Inc.	$97.24M	718,490	0.00%	+11.5%
4	MILLENNIUM MANAGEMENT LLC	$69.95M	440,382	0.03%	-39.0%
5	AQR CAPITAL MANAGEMENT LLC	$58.27M	434,208	0.03%	+57.3%
6	Grantham, Mayo, Van Otterloo & Co. LLC	$21.25M	157,356	0.05%	+19.4%
7	WELLINGTON MANAGEMENT GROUP LLP	$12.44M	92,145	0.00%	+14.1%
8	CITADEL ADVISORS LLC	$9.63M	71,165	0.01%	+527.7%
9	STATE STREET CORP	$1.55M	11,465	0.00%	-
10	Magnetar Financial LLC	$1.54M	11,373	0.02%	-61.6%

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 $5.55B.

What percentage of BMO is owned by institutional investors?

Institutional investors hold $5.55B 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.

Track BMO institutional moves

Get notified when hedge funds change their BMO positions.