Happened to the Raiders in Oakland all the time. Here’s a piece from a couple years ago about how they had to remove seats from sale so they could qualify because nearly every game was blacked out.
Isn’t that ignoring dividend payouts? This says it’s like -0.2% over the last 12 months including payouts vs -1.6%. No idea how accurate this is but it’s an important correction to just the price returns if you’re talking about holding the shares.