In re TETRA Technologies, Inc. Securities Litigation

Important Dates and Deadlines

Deadline for excluding yourself:    Postmarked by September 8, 2010
Deadline for objecting: Postmarked by    September 8, 2010
Deadline for filing a claim: Postmarked by    October 29, 2010
Fairness Hearing: Scheduled for September 29, 2010, 2:30 PM