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  GSI Group Inc. (0814429D)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2009   Q2 0 0.00 Sell 100.00% 0.02 SEC
2009   Q1 730,434 0.02 Buy 0.02 $0.95 $694,000 SEC
2008   Q4 0 0.00 Sell 100.00% 0.48 SEC
2008   Q2 15,175 0.48 Reduce 0.26% <0.01 $128,864.78 $1,955,523,000 SEC
2008   Q1 15,214 0.48 Reduce 17.78% <0.01 $128,534.44 $1,955,523,000 SEC
2007   Q4 18,505 0.01 Reduce 39.68% 0.31 $148.50 $2,748,000 SEC
2007   Q3 30,679 0.77 Add 4.44% 0.03 $88,496.50 $2,714,984,000 SEC
2007   Q2 29,374 0.80 Reduce 1.52% 0.01 $102,145.81 $3,000,431,000 SEC
2007   Q1 29,826 0.89 Add 5.88% 0.05 $100,907.13 $3,009,656,000 SEC
2006   Q4 28,170 0.69 Buy 0.69 $103,200.43 $2,907,156,000 SEC
2006   Q1 0 0.00 Sell 100.00% 0.43 SEC
2005   Q4 14,895 0.43 Add 230.63% 0.30 $92,078.15 $1,371,504,000 SEC
2005   Q3 4,505 0.14 Buy 0.14 $95,690.57 $431,086,000 SEC