The word speculators' (with the apostrophe) is transcribed incorrectly.

[RandoPerso]

The listed pronunciation of speculators' is S P EH1 K Y AH0 L ER0 T EY2 Z.
This is incorrect and should be replaced with the pronunciation of speculators which is S P EH1 K Y AH0 L EY2 T ER0 Z