What does CUSIP 015857808 represent in this 13F holders report?

CUSIP 015857808 is the security identifier for AQNB - ALGONQUIN POWER & UTILITIES CORP. - Pref used to aggregate holder disclosures.

How many institutions held AQNB - ALGONQUIN POWER & UTILITIES CORP. - Pref in Q1 2021?

1 institutional investor reported AQNB - ALGONQUIN POWER & UTILITIES CORP. - Pref for Q1 2021. Use the holders table for investor-level position and value details.

ALGONQUIN POWER & UTILITIES CORP. - Pref (AQNB)

CUSIP: 015857808

Q1 2021 13F Holders as of 31 Mar 2021

Security type / class: Equity / Pref
Total 13F shares: 475
Total 13F value: $13,000
Share change: 0
SEC-reported price per share: $27.37
Number of holders: 1

Security key

015857808

Report period

Q1 2021

Institutions

Top holders

AQNB full security history Ownership snapshot Full 13F holder table Newer quarter: Q3 2025 ALGONQUIN POWER & UTILITIES CORP. SEC filings ALGONQUIN POWER & UTILITIES CORP. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 015857808

Newer quarter: Q3 2025

Recent filing periods:

Q1 2026 Q4 2025 Q3 2025

Ownership snapshot

Top reported holders of AQNB - ALGONQUIN POWER & UTILITIES CORP. - Pref (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

BANK OF MONTREAL /CAN/

Disclosed value leader

BANK OF MONTREAL /CAN/

Comparable rows

15/15

Latest evidence

31 Dec 2020

13F Lead comparable stake: 5.2% Showing 1-6 of 15 holder rows.

Quick read

BANK OF MONTREAL /CAN/ leads the comparable SEC ownership view at 5.2%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens BANK OF MONTREAL /CAN/'s linked filing trail.

Comparable ownership Top 5

BANK OF MONTREAL /CAN/ 5.2%

ROYAL BANK OF CANADA 3.6%

VANGUARD GROUP INC 2.2%

TD ASSET MANAGEMENT INC 2.2%

TORONTO DOMINION BANK 1.9%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
BANK OF MONTREAL /CAN/	13F Company 13F	5.2%	$664,799,000 39,453,955 shares	—	31 Dec 2020
ROYAL BANK OF CANADA	13F Company 13F	3.6%	$451,890,000 27,453,783 shares	—	31 Dec 2020
VANGUARD GROUP INC	13F Company 13F	2.2%	$277,962,000 16,887,128 shares	—	31 Dec 2020
TD ASSET MANAGEMENT INC	13F Company 13F	2.2%	$272,022,000 16,542,049 shares	—	31 Dec 2020
TORONTO DOMINION BANK	13F Company 13F	1.9%	$263,478,000 14,581,460 shares	—	31 Dec 2020
GQG Partners LLC	13F Company 13F	1.7%	$214,858,000 13,065,825 shares	—	31 Dec 2020

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2021

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

475

Rows available

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2021 vs Q4 2025 Across Filers

Q4 2025 holders

Q1 2021 holders

Holder diff

Investor	Q4 2025 Shares	Q1 2021 Shares	Share Diff	Share Chg %	Q4 2025 value	Q1 2021 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend