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 38.0%. Over the past 90 days, insiders made 3 sales worth $510K.

Shares Outstanding

1.399B

Shares Float

1.242B

Insider Shares Owned

11.598M

Insider % Owned

0.8%

Institutional Shares Held

530.425M

Institutional % Held

38.0%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$510K total

Net Activity

Net Selling

Net Value (90d)

-$510K

Plug Power Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Oct 15, 2026	Benjamin Haycraft	CSO & GM EMEA	SELL	9.375K	$1.41	$13K
Sep 18, 2026	Benjamin Haycraft	CSO & GM EMEA	SELL	200.000K	$2.14	$428K
Sep 11, 2026	Benjamin Haycraft	CSO & GM EMEA	SELL	32.560K	$2.09	$68K
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	Sale	$1,001 - $15,000