List of Google Panda Updates So Far

Google confirmed with us that a Panda update is being released and said:

In the last few days we’ve been pushing out a new Panda update that incorporates new signals so it can be more finely targeted.

I am not exactly sure what number of Panda updates were up to, but this time, I would label it version 26.

Here are all the releases so far for Panda:

1. Panda Update 1 : Feb. 24, 2011 (11.8% of queries; announced; English in US only)
2. Panda Update 2 : April 11, 2011 (2% of queries; announced; rolled out in English internationally)
3. Panda Update 3 : May 10, 2011 (no change given; confirmed, not announced)
4. Panda Update 4 : June 16, 2011 (no change given; confirmed, not announced)
5. Panda Update 5 : July 23, 2011 (no change given; confirmed, not announced)
6. Panda Update 6 : Aug. 12, 2011 (6-9% of queries in many non-English languages; announced)
7. Panda Update 7 : Sept. 28, 2011 (no change given; confirmed, not announced)
8. Panda Update 8 : Oct. 19, 2011 (about 2% of queries; belatedly confirmed)
9. Panda Update 9 : Nov. 18, 2011: (less than 1% of queries; announced)
10. Panda Update 10 : Jan. 18, 2012 (no change given; confirmed, not announced)