BASEBALL (NL) * Atlanta Braves -- Optioned Kelly Mann and Jim Kremers (catchers) to Richmond of the International League. Sent Randy Kramer (pitcher) to their minor league camp for reassignment.
* Houston Astros -- Optioned Randy Hennis (pitcher) to Tucson. Sent Kevin Coffman, Terry Clark and Dan Murphy (pitchers) to their minor league camp for reassignment. Sent Bert Hunter (outfielder) outright to Tucson. Released Darnell Coles (outfielder) from his non-roster invitation.
* St. Louis Cardinals -- Announced the resignation of Mark Sauer (executive vice president and chief operating officer). Named Stuart Meyer executive vice president and chief operating officer.
BASKETBALL (NBA) * Los Angeles Clippers -- Placed Ken Bannister (center) on thr injured list. Activated Mike Smrek (center).
FOOTBALL (NFL) * Los Angeles Rams -- Signed Benjamin Thomas, Jr. (defensive tackle), Michael Lindsey (linebacker) and Darren Grudt (offensive guard).
* New York Jets -- Signed Bobby Houston (linebacker).
HOCKEY (NHL) * Hartford Whaters -- Signed Ed Johnston (general manager) to a three-year contract extension through May, 1995.