ALGONQUIN POWER & UTILITIES CORP.

AQNNYSE

Utilities · Electric Services · A6 · SEC filings ↗ · Compare ⊕

Financials

SEC XBRL · annual

No structured XBRL financials available (common for pre-2009 filers, foreign issuers, or companies that never reported as a US public company).

5%+ owners

SEC Schedule 13D / 13G · last 3 yrs

Fil LtdPassive (13G)Apr 29, 2026
Starboard Value LpActivist (13D)Apr 1, 2026
Edgepoint Investment Group Inc.Passive (13G)Jan 8, 2026
Blackrock, Inc.Passive (13G)Apr 24, 2025

Holders who disclosed a 5%+ stake. 13D signals intent to influence or control; 13G is a passive holding. Latest filing per holder — open it for the exact stake.

Short interest

FINRA · bi-monthly

Settlement	Shares short	Days to cover	Δ vs prior
May 15, 2026	11.0M	2.8	+25.3%
Apr 30, 2026	8.8M	2.7	+6.5%
Apr 15, 2026	8.2M	1.9	-22.8%
Mar 31, 2026	10.7M	1.9	-2.1%
Mar 13, 2026	10.9M	2.1	+37.0%

Shares sold short as reported to FINRA. Days-to-cover = short shares ÷ average daily volume — higher means more potential squeeze pressure.

Recent SEC filings

All filings ↗

6-KMay 20, 2026
6-KMay 13, 2026
6-K6-K AQN 2026 Q1 EARNINGSMay 8, 2026
SCHEDULE 13G/AApr 29, 2026
6-KApr 8, 2026
SCHEDULE 13D/AApr 1, 2026
144Mar 30, 2026
40-FMar 6, 2026
6-K6-K COVERMar 6, 2026
6-KFeb 6, 2026
SCHEDULE 13G/AJan 8, 2026
6-KJan 5, 2026
6-K6-K COVER CFO APPOINTMENT PRESS RELEASE NOV 7Nov 7, 2025
6-K6-K COVER Q3 2025Nov 7, 2025
SCHEDULE 13GNov 5, 2025

Event-driven situations (1)

Apr 1, 2026Activistupcoming

Spot an error in this record? Report it. Every correction is verified against the source filing before we change anything.