Hydro One (HRNNF) Shares Outstanding (2017 - 2026)

Hydro One (HRNNF) has reported Shares Outstanding (Entity) for 10 consecutive years, with $599.8 million the latest figure, recorded in Q4 2025.

• On a quarterly basis, Shares Outstanding (Entity) changed 0.06% year-over-year to $599.8 million in Q4 2025; TTM through Dec 2025 was $599.8 million, a 0.06% change from a year earlier, with the FY2025 full-year figure at $599.8 million, changed 0.06% from the prior year.
• Shares Outstanding (Entity) was $599.8 million for Q4 2025 at Hydro One, roughly flat from $599.4 million in the prior quarter.
• Over five years, Shares Outstanding (Entity) peaked at $599.8 million in Q4 2025 and troughed at $598.2 million in Q4 2021.
• A 5-year average of $599.0 million and a median of $599.1 million in 2023 frame the typical range for Shares Outstanding (Entity).
• Across the five-year window, Shares Outstanding (Entity) grew 0.1% in 2021 and rose 0.06% in 2025, its largest moves.
• Over 5 years, Shares Outstanding (Entity) stood at $598.2 million in 2021, then rose by 0.08% to $598.7 million in 2022, then grew by 0.06% to $599.1 million in 2023, then rose by 0.06% to $599.4 million in 2024, then advanced by 0.06% to $599.8 million in 2025.
• The last three Shares Outstanding (Entity) figures came in at $599.8 million (Q4 2025), $599.4 million (Q4 2024), and $599.1 million (Q4 2023), per Business Quant data.