Does a broker have a legal duty to provide recent indicative ask and bids?

@David spotted these zero spreads which aren’t zero.

EMH European Metals Holdings Ltd. 63 63 Illiquid AIM 2
AAAP Anglo African Agriculture PLC 7.5 7.5 XLON
HUNT Hunters Property PLC 65 65 Illiquid AIM 2
ICON Iconic Labs PLC 0.006 0.006 XLON
PGR Phoenix Global Resources PLC 4.5 4.5 Illiquid AIM 1
LOOK Lookers PLC 21 21 XLON
AGTA Agriterra Ltd 7.5 7.5 Illiquid AIM 1
LFI London Finance & Investment Group PLC 31 31 XLON

Screenshot 2021-01-25 at 13.15.09

Screenshot 2021-01-25 at 13.17.05

Lookers ?

Screenshot 2021-01-25 at 13.19.13