For others who hold Pimco funds, there were some distributions today; so, you may find some large drops in NAV's from today. Ironically, Pimco doesn't have these posted yet; but you will find the amounts at M*. 
Sample: 
PTTRX Distribution today, 12-12-12
with the NAV indicating a -2.41%
Distribution
Date 12/12/2012
Distribution
NAV  11.36
Long-Term
Capital Gain   0.1137
Short-Term
Capital Gain   0.1548
Return of Capital   0.0000
Dividend
Income    0.0000
Distribution
Total    0.2685
            
                      
      
Comments
http://investments.pimco.com/ShareholderCommunications/External Documents/PIMCO_Funds_Capital_Gains_2012.pdf