Existing Permitted Equity Hedge Transactions

Existing Permitted Equity Hedge Transactions. Means (i) the Base Call Option Transaction, dated March 22, 2018 entered into between Plug Power and Barclays Bank PLC, through its agent Barclays Capital Inc., (ii) the Base Call Option Transaction, dated March 22, 2018 entered into between Plug Power and Morgan Stanley & Co. LLC and (iii) the Forward Stock Purchase Transaction, dated March 22, 2018, between Plug Power and Morgan Stanley & Co. LLC;