Martin Whitman - Third Avenue Management
Period:    Q1 2026
Portfolio date:    31 Mar 2026
No. of stocks:    53
Portfolio value:    $616,036,133
Holdings Activity Buys Sells    History
Holding/activity history for  Pharmaceutical Product Dev. Inc. (PPDI)
← All PPDI superinvestors
Period Shares % of Portfolio Activity % Change to Portfolio Price Value Filing
2011   Q4 0 0.00 Sell 100.00% 1.37 SEC
2011   Q3 1,741,349 1.37 Reduce 35.14% 0.61 $25.66 $44,683,000 SEC
2011   Q2 2,684,863 1.74 Reduce 2.21% 0.04 $26.84 $72,062,000 SEC
2011   Q1 2,745,653 1.67 Reduce 1.02% 0.02 $27.71 $76,082,000 SEC
2010   Q4 2,774,019 1.66 Reduce 0.95% 0.02 $27.14 $75,287,000 SEC
2010   Q3 2,800,519 1.62 Reduce 3.60% 0.07 $24.79 $69,425,000 SEC
2010   Q2 2,905,079 1.91 Reduce 10.45% 0.17 $25.41 $73,818,000 SEC
2010   Q1 3,244,186 1.62 Add 1.77% 0.03 $23.75 $77,049,000 SEC
2009   Q4 3,187,836 1.62 Reduce 12.63% 0.22 $23.44 $74,723,000 SEC
2009   Q3 3,648,811 1.70 Add 9.88% 0.15 $21.94 $80,055,000 SEC
2009   Q2 3,320,594 2.01 Add 306.33% 1.51 $23.22 $77,104,000 SEC
2009   Q1 817,226 0.58 Buy 0.58 $23.72 $19,385,000 SEC
2008   Q4 0 0.00 Sell 100.00% 0.15 SEC
2008   Q2 25,565 0.15 Reduce 6.26% 0.01 $23.31 $595,918 SEC
2008   Q1 27,273 0.16 Reduce 63.28% 0.29 $23.87 $650,918 SEC
2007   Q4 74,270 0.45 Add 13.91% 0.06 $24.77 $1,839,726 SEC
2007   Q3 65,200 0.52 Reduce 7.39% 0.04 $28,216.66 $1,839,726,000 SEC
2007   Q2 70,406 0.49 Add 13.59% 0.06 $26.13 $1,839,726 SEC
2007   Q1 61,980 0.55 Add 4.42% 0.02 $29,682.58 $1,839,726,000 SEC
2006   Q4 59,357 0.44 Buy 0.44 $31.04 $1,842,226 SEC
2006   Q3 0 0.00 Sell 100.00% 0.49 SEC
2006   Q2 64,752 0.49 Add 0.13% <0.01 $28.47 $1,843,726 SEC
2006   Q1 64,670 0.57 Add 11.74% 0.06 $28.89 $1,868,526 SEC
2005   Q4 57,878 0.30 Add 7.72% 0.02 $16.14 $934,263 SEC
2005   Q3 53,729 0.31 Add 22.72% 0.06 $17.39 $934,263 SEC
2005   Q2 43,780 0.41 Reduce 3.59% 0.02 $21,339.95 $934,263,000 SEC
2005   Q1 45,410 0.44 Reduce 22.94% 0.03 $20,640.01 $937,263,000 SEC
2004   Q4 58,927 0.15 $1,590,549.98 $93,726,338,699 SEC