NMT - ( FDA ) Approval

something is up with this amount of mm buying
is there any news out there
are they about to get the go ahead for another product ??
Time MM Bid Offer Bid Sz. Offer Sz.
08:23 ALTI 4.75 5.75 50,000 50,000
08:19 GRAB 5.00 6.00 50,000 50,000
08:12 GRAB 4.50 5.50 50,000 50,000
08:04 WINS 5.25 6.25 50,000 50,000
08:04 5.25 5.50
07:57 ALTI 4.50 5.50 50,000 50,000
07:56 GRAB 4.00 5.50 50,000 50,000
07:50 NUMS 4.75 5.75 100,000 100,000
07:48 MLSB 5.00 6.00 50,000 50,000
07:47 5.00 5.50
07:44 5.00 6.00
07:43 SCAP 5.00 6.00 100,000 100,000
07:41 WEST 4.50 5.50 250,000 250,000
07:38 WINS 5.00 6.00 50,000 50,000