Plug Power Ownership & Insider Activity

Plug Power (PLUG) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 0.8% of shares outstanding. Institutional investors hold 41.3%.

Shares Outstanding

1.397B

Shares Float

1.240B

Insider Shares Owned

11.805M

Insider % Owned

0.8%

Institutional Shares Held

577.205M

Institutional % Held

41.3%

Ownership Breakdown

Net Insider Activity by Month

Plug Power Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Jun 8, 2026	MAUREEN HELMER	DIRECTOR	SELL	50.000K	$3.23	$162K

Date	Member	Party	Chamber	Action	Amount
Jul 31, 2024	Austin Scott	R	House	S	$1,001 - $15,000