David M McClanahan has an estimated net worth of $75.2 Million. This is based on reported shares across multiple companies, which include QUANTA SERVICES, INC., TEXAS GENCO HOLDINGS INC, and CENTERPOINT ENERGY INC.

2004 was David M McClanahan's most active year for acquiring shares with 4 total transactions. David M McClanahan's most active month to acquire stocks was the month of April. 2012 was David M McClanahan's most active year for disposing of shares, totalling 6 transactions. David M McClanahan's most active month to dispose stocks was the month of January. 2013 saw David M McClanahan paying a total of $1,158,612.00 for 274,127 shares, this is the most they've acquired in one year. In 2013 David M McClanahan cashed out on 275,686 shares for a total of $3,784,878.90, their largest year based on trade value.