Gary Rigged purchased Deep Shaft Drilling shares at $$49/$share six months ago and is appalled that the value has declined by more than $$10/$share$.$ Gary states, "I'll hang on until I can sell my shares for at least $$49/$share$."$ Which of the behavioral problems listed below is the best match for Gary's statement?

Question $8$ options:

Illusion of control

Asymmetric loss aversion

Overconfidence

Hindsight bias

Anchoring