Best Buy is showing stock for the RF 100-500mm F4-7.1L IS USM for $2799.00. It is available for both shipping and in-store pickup at select locations.

• RF 100-500mm F4-7.1L IS USM for $2799.00 at Best Buy

Amazon is showing 18 copies in-stock of the Canon RF 100-500mm F4-7.1L IS USM for $2799.00, at time of post.

• RF 100-500mm F4-7.1L IS USM for $2799.00 at Amazon

MPB is listing a single copy of the RF 100-500mm F4-7.1L IS USM in Like New condition for $2649.00.

• RF 100-500mm F4-7.1L IS USM starting from $2649.00 at MPB

The Canon Direct Store is showing stock of the RF 100-500mm F4-7.1L IS USM for $2799.00 — it shows up as backordered on the product page, but when you add to cart, it is “in stock” and lets you checkout. Not sure if this is real stock, or not, but this might be a chance to land this hard-to-find lens!

• RF 100-500mm F4-7.1L IS USM for $2799.00 at Canon Direct Store

The Canon Direct Store is showing stock of the Canon RF 100-500mm F4-7.1L IS USM for $2799.00.

• RF 100-500mm F4-7.1L IS USM for $2799.00 at Canon Direct Store

The Canon Direct Store is showing stock of the RF 100-500mm F4-7.1L IS USM at a price of $2799.00.

• RF 100-500mm F4-7.1L IS USM for $2799.00 at Canon Direct Store

Amazon has dropped the price on the RF 100-500mm F4-7.1L IS USM back to the usual $2799.00. It is still in-stock, but we don’t think this will last! This is sold and shipped by Amazon.

• RF 100-500mm F4-7.1L IS USM for $2799.00 at Amazon

A sign of the craziness in Canon supply and demand: Amazon is showing stock of the elusive RF 100-500mm F4-7.1L IS USM. Catch is, it’s priced at $645 over MAP price — it can be yours for $3443.97 (vs. $2799 MAP). Surprisingly, this is Amazon proper (sold and shipped by Amazon), not a third party.

• RF 100-500mm F4-7.1L IS USM for $3443.97 at Amazon

The Canon Direct Store is showing stock of the RF 100-500mm F4-7.1L IS USM for $2799.00.

• RF 100-500mm F4-7.1L IS USM for $2799.00 at Canon Direct Store