As others have said - yes and no.
Overall (most) computer parts drop significantly in price over time. In general this has more to do with better parts being released at the same price points - so the, now slower, parts drop in price accordingly.
On the other hand - there are always sales and rebates offered if you look around for them enough. Some may be in store only, some may be one day only, and others may not be enough to make the item worthwhile to consider.
Personally - do not get too hung up on getting a [brand] z97 [model] [suffix] [revision] motherboard as there can be exceptional deals on the same model board with slightly different features - and truth be told - other than build quality and warranty support, they are will perform almost...