Dismal volume for June and July, Dismal call volume for next 3 months. Looks like the 11s and 13s were coordinated, not sure how the 8s and 10s fit in. Tight spread or is someone trading on the "inside"?

Disclosure: no puts yet, but I was looking to go long some July until I saw September volume.

Strike	Symbol	Last	Bid	Ask	Net Chg	Net Chg %	Volume	Time Val	Open Int	Prev Close
5	UBS 120922P5	0	0	0.15	0	0.00%	0	0.075	0	0
6	UBS 120922P6	0	0	0.2	0	0.00%	0	0.1	0	0
7	UBS 120922P7	0	0.05	0.25	0	0.00%	0	0.15	0	0
8	UBS 120922P8	0.27	0.25	0.3	0.06	28.57%	560	0.275	93	0.21
9	UBS 120922P9	0.34	0.4	0.5	0	0.00%	0	0.45	810	0.34
10	UBS 120922P10	0.75	0.7	0.75	0.2	36.36%	560	0.725	282	0.55
11	UBS 120922P11	1.1	1.1	1.2	0.3	37.50%	584	1.15	1,413	0.8
12	UBS 120922P12	1.56	1.5	1.7	0.25	19.08%	52	0.62	972	1.31
13	UBS 120922P13	2.3	2.3	2.4	0.4	21.05%	564	0.37	947	1.9
14	UBS 120922P14	2.55	2.95	3.3	0	0.00%	0	0.145	124	2.55
15	UBS 120922P15	2.35	3.8	4.2	0	0.00%	0	0.02	120	2.35
16	UBS 120922P16	2.75	4.8	5.2	0	0.00%	0	0.02	146	2.75
17	UBS 120922P17	3.4	5.7	6.1	0	0.00%	0	0	65	3.4