That’s generally a sign that blood sugar is dropping in my experience. When they go eat on their own/want extra, I try and get a test sooner than planned.
Hopefully he ran from the vacuum and you were able to feed him a snack. It’s good to know he will go eat on his own!
And yes, you reduce after any drop below 90 when following SLGS. However, you may have gotten specialized guidance, as I see you shot a PS of below 150 this AM, so perhaps tag a member who has been helping you if you don’t get an answer by PM shot time.