Security key
015857808
ALGONQUIN POWER & UTILITIES CORP. - Pref (AQNB)
CUSIP: 015857808
Q4 2023 13F Holders as of 31 Dec 2023
- Security type / class
- Equity / Pref
- Total 13F shares
- 40,144
- Total 13F value
- $969,075
- Share change
- +40,002
- SEC-reported price per share
- $24.14
- Number of holders
- 2
- Value change
- +$965,646
- Number of buys
- 2
- Number of sells
- 1
Report period
Q4 2023
Institutions
2
Top holders
2
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
Reporting periods
Holder history for CUSIP 015857808
Recent filing periods:
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
Starboard Value LP
Disclosed value leader
Starboard Value LP
Comparable rows
0/15
Latest evidence
30 Sep 2023
13F
Highest disclosed value: $345,728,000
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
Starboard Value LP has the largest disclosed position value at $345.73M.
0 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 Starboard Value LP's linked filing trail.
Disclosed position value
Top 5
Starboard Value LP
$345.73M
BANK OF MONTREAL /CAN/
$278.12M
VANGUARD GROUP INC
$152.25M
ROYAL BANK OF CANADA
$127.36M
NORGES BANK
$87.53M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Starboard Value LP |
13F
Company
|
—
denominator unverified
|
$345,728,000
58,400,000 shares
|
— | 30 Sep 2023 |
| BANK OF MONTREAL /CAN/ |
13F
Company
|
—
denominator unverified
|
$278,123,454
38,786,657 shares
|
— | 30 Sep 2023 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$152,249,134
25,717,759 shares
|
— | 30 Sep 2023 |
| ROYAL BANK OF CANADA |
13F
Company
|
—
denominator unverified
|
$127,356,000
21,512,606 shares
|
— | 30 Sep 2023 |
| NORGES BANK |
13F
Company
|
—
denominator unverified
|
$87,530,448
14,787,910 shares
|
— | 30 Sep 2023 |
| TORONTO DOMINION BANK |
13F
Company
|
—
denominator unverified
|
$78,698,987
13,293,748 shares
|
— | 30 Sep 2023 |
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 Q4 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
2
Shares
40,144
Rows available
2
| 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 Q4 2023 vs Q1 2026 Across Filers
Q1 2026 holders
1
Q4 2023 holders
2
Holder diff
1
| Investor | Q1 2026 Shares | Q4 2023 Shares | Share Diff | Share Chg % | Q1 2026 value | Q4 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend