Read the rule at the bottom. Possibly all of your committeeman would not need to disclose or pledge their candidate until the convention.
For those of you that claimed hundreds or thousands voted at the caucuses.
No, that is false. Here are the county SOS reported (s)election returns.
County Conventions of Wyoming
Contest Cruz Rubio Trump Undeclared
Pop
Albany 76 1 37 48.684% 39 51.316% 1\
Sweetw 89 1 45 50.562% 1 28 31.461% 16 17.978%
Uinta 53 1 53 100.000% 1
Teton 40 1 19 47.500% 21 52.500% 1
Fremont 97 1 64 65.979% 1 33 34.021%
Hot Springs 43 1 43 100.000% 1
Sheridan Platte 75 1 45 60.000% 1 30 40.000%
Campbell 42 1 42 100.000% 1
Crook 58 1 27 46.552% 31 53.448% 1
Converse 73 1 38 52.055% 1 35 47.945%
Goshen 83 1 83 100.000% 1
Laramie 216 1 141 65.278% 1 38 17.593% 37 17.130%
Total
Delegates 12 9 1 1 1
State Party by-laws require that each delegate must inform the convention of which presidential candidate, if any, they would cast their vote for at the national convention. [Bylaws of the Wyoming Republican Party Article VI.8.11]