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  Tellabs, Inc. (TLAB)
Period Shares % of Portfolio Activity % Change to Portfolio Reported Price Value Filing
2013   Q4 0 0.00 Sell 100.00% 1.70 SEC
2013   Q3 36,512,677 1.70 $2.27 $82,884,000 SEC
2013   Q2 36,512,677 1.53 Add 766.81% 1.35 $1.98 $72,295,000 SEC
2012   Q2 4,212,318 16.49 Reduce 82.99% 2.38 $1,663,174,775.84 $7,005,821,045,423,000 SEC
2012   Q1 24,760,217 2.87 Reduce 1.70% 0.05 $4.05 $100,279,000 SEC
2011   Q4 25,187,955 3.13 Reduce 1.36% 0.05 $4.04 $101,760,000 SEC
2011   Q3 25,535,230 3.36 Add 22.73% 0.62 $4.29 $109,546,000 SEC
2011   Q2 20,806,142 2.32 Add 5.44% 0.12 $4.61 $95,917,000 SEC
2011   Q1 19,732,920 2.27 Add 15.95% 0.31 $5.24 $103,400,000 SEC
2010   Q4 17,018,591 2.54 Add 0.75% 0.02 $6.78 $115,386,000 SEC
2010   Q3 16,892,241 2.93 Reduce 0.10% <0.01 $7.45 $125,847,000 SEC
2010   Q2 16,908,466 2.80 Reduce 29.32% 1.12 $6.39 $108,046,000 SEC
2010   Q1 23,924,248 3.82 Reduce 3.11% 0.09 $7.57 $181,106,000 SEC
2009   Q4 24,693,229 3.03 Add 2.23% 0.07 $5.68 $140,258,000 SEC
2009   Q3 24,154,479 3.55 Reduce 2.48% 0.09 $6.92 $167,149,000 SEC
2009   Q2 24,768,804 3.69 Reduce 22.15% 0.97 $5.73 $141,926,000 SEC
2009   Q1 31,816,993 4.40 Buy 4.40 $4.58 $145,722,000 SEC
2008   Q4 0 0.00 Sell 100.00% 6.13 SEC
2008   Q2 116,024 6.13 Reduce 8.24% 0.47 $215,054.05 $24,951,431,000 SEC
2008   Q1 126,438 5.69 Buy 5.69 $183,486.22 $23,199,631,000 SEC
2007   Q4 0 0.00 Sell 100.00% 3.63 SEC
2007   Q3 121,760 3.63 Reduce 4.95% 0.16 $105,042.12 $12,789,929,000 SEC
2007   Q2 128,097 3.17 Add 23.06% 0.59 $92,936.63 $11,904,904,000 SEC
2007   Q1 104,094 3.12 Reduce 3.73% 0.09 $101,009.73 $10,514,507,000 SEC
2006   Q4 108,131 2.52 Buy 2.52 $97,466.31 $10,539,130,000 SEC
2006   Q1 0 0.00 Sell 100.00% 3.36 SEC
2005   Q4 115,794 3.36 Add 2.26% 0.07 $91,743.06 $10,623,296,000 SEC
2005   Q3 113,239 3.52 Add 21.02% 0.61 $95,056.85 $10,764,143,000 SEC
2005   Q2 93,573 0.47 Add 23.69% 0.09 $11,494.30 $1,075,556,000 SEC
2005   Q1 75,651 0.48 Reduce 100.00% $13,698.55 $1,036,309,000 SEC
2004   Q4 17,021,670,794 0.00 $0.91 $15,433,812,000 SEC