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  Mantech International Corp. (MANT)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2014   Q4 0 0.00 Sell 100.00% 0.34 SEC
2014   Q3 567,492 0.34 Reduce 23.86% 0.11 $26.95 $15,294,000 SEC
2014   Q2 745,371 0.45 Reduce 13.69% 0.07 $29.52 $22,003,000 SEC
2014   Q1 863,640 0.52 Add 2.38% 0.01 $29.41 $25,400,000 SEC
2013   Q4 843,573 0.49 Reduce 16.06% 0.09 $29.93 $25,248,000 SEC
2013   Q3 1,004,966 0.59 Reduce 30.29% 0.24 $28.76 $28,903,000 SEC
2013   Q2 1,441,577 0.79 Reduce 6.70% $26.12 $37,654,000 SEC
2012   Q2 1,545,131 0.00 Add 5.17% $23.47 $36,264,000 SEC
2012   Q1 1,469,211 1.45 Add 16.58% 0.21 $34.46 $50,629,000 SEC
2011   Q4 1,260,262 1.21 Add 15.17% 0.16 $31.24 $39,371,000 SEC
2011   Q3 1,094,293 1.05 Add 14.55% 0.13 $31.38 $34,339,000 SEC
2011   Q2 955,274 1.03 Add 112.00% 0.54 $44.42 $42,433,000 SEC
2011   Q1 450,606 0.42 Buy 0.42 $42.40 $19,106,000 SEC