Perhaps the February 26th/March 17th hatchet job on the reporting of the financial results did not raise too many eyebrows, but the filing of the NT 10-K to Edgar advising of the missed deadline for the 10-K filing has.
The law firm Pomerantz LLP is investigating claims on behalf of shareholders of potential violations of the Securities Exchange Act of 1934.
I don't know if this is an exercise in frivolity or something that we should sit up and take notice of, but it certainly is in no way beneficial to PLUG.