On May 18, Eastern Time, Plug Power options saw a total of 102981 contracts traded, with calls accounting for 79% and puts making up 20%.
Plug Power has 925445 contracts outstanding, with calls accounting for 83% and puts making up 16%.
The top volume gainer was the 3.5 dollars Call option expiring on May 22, 2026, with 13537 contracts traded.
On the news front, Based on recent key news:

1. May 19, Plug Power shares dropped 10.71% to $3.37, reflecting a significant decline despite a strong year-to-date performance. The stock's volatility is notable given its 70% rise this year, as reported by Benzinga.

2. May 18, Plug Power announced promising news for investors, which initially boosted market sentiment. However, subsequent trading saw a reversal, indicating mixed investor reactions.

3. May 17, the broader market trends showed a 4% rise in the S&amp;P 500 over the past month, contrasting with Plug Power's 24.5% gain, suggesting sector-specific factors influencing its stock movement.Sector volatility amid macro shifts.
Please note: The chart below does not include options expiring within five days.
<img src="https://assets.lbctrl.com/h5hub/optrank/images/2026-05-19/ST_US_PLUG_en.png" alt="image" original-src="https://assets.lbctrl.com/h5hub/optrank/images/2026-05-19/ST_US_PLUG_en.png"/>

PLUG

On May 18, Eastern Time, Plug Power options saw a total of 102981 contracts traded, with calls accounting for 79% and puts making up 20%.

Trending | PLUG Plummets 8% on Monday, Some Put options Surges 83%