SC 13G | 2006-01-30 | ROYCE & ASSOCIATES LLC | LYDALL INC /DE/ | 963,400 | 6.0% | EDGAR |
SC 13G/A | 2005-02-14 | WELLINGTON MANAGEMENT CO LLP | LYDALL INC /DE/ | 1,493,400 | 9.3% | EDGAR |
SC 13G/A | 2005-02-11 | PRICE T ROWE ASSOCIATES INC /MD/ | LYDALL INC /DE/ | 1,489,500 | 9.2% | EDGAR |
SC 13G/A | 2005-02-11 | GOLDMAN SACHS ASSET MANAGEMENT LP | LYDALL INC /DE/ | 1,587,745 | 9.8% | EDGAR |
SC 13G/A | 2005-02-09 | DIMENSIONAL FUND ADVISORS INC | LYDALL INC /DE/ | 1,332,580 | 8.3% | EDGAR |
SC 13G/A | 2004-03-10 | GOLDMAN SACHS ASSET MANAGEMENT LP | LYDALL INC /DE/ | 1,651,224 | 10.2% | EDGAR |
SC 13G/A | 2004-02-12 | GOLDMAN SACHS ASSET MANAGEMENT LP | LYDALL INC /DE/ | 1,443,639 | 8.9% | EDGAR |
SC 13G/A | 2004-02-12 | WELLINGTON MANAGEMENT CO LLP | LYDALL INC /DE/ | 1,250,000 | 7.7% | EDGAR |
SC 13G/A | 2004-02-06 | DIMENSIONAL FUND ADVISORS INC | LYDALL INC /DE/ | 1,103,680 | 6.8% | EDGAR |
SC 13G/A | 2004-02-05 | PRICE T ROWE ASSOCIATES INC /MD/ | LYDALL INC /DE/ | 1,469,400 | 9.0% | EDGAR |
SC 13G | 2003-12-15 | CREDIT SUISSE ASSET MANAGEMENT LLC/NY | LYDALL INC /DE/ | 0 | 4.3% | EDGAR |
SC 13G/A | 2003-02-14 | WESTPORT ASSET MANAGEMENT INC | LYDALL INC /DE/ | 716,300 | 4.5% | EDGAR |
SC 13G/A | 2003-02-12 | WELLINGTON MANAGEMENT CO LLP | LYDALL INC /DE/ | 1,391,800 | 8.7% | EDGAR |
SC 13G/A | 2003-02-11 | DIMENSIONAL FUND ADVISORS INC | LYDALL INC /DE/ | 1,150,080 | 7.2% | EDGAR |
SC 13G | 2003-02-11 | GOLDMAN SACHS ASSET MANAGEMENT/ | LYDALL INC /DE/ | 1,056,420 | 6.6% | EDGAR |
SC 13G/A | 2003-02-05 | PRICE T ROWE ASSOCIATES INC /MD/ | LYDALL INC /DE/ | 1,450,200 | 9.0% | EDGAR |
SC 13G/A | 2002-02-14 | WESTPORT ASSET MANAGEMENT INC /ADV | LYDALL INC /DE/ | 1,145,300 | 7.2% | EDGAR |
SC 13G/A | 2002-02-12 | WELLINGTON MANAGEMENT CO LLP | LYDALL INC /DE/ | 863,400 | 5.4% | EDGAR |
SC 13G/A | 2002-02-12 | DIMENSIONAL FUND ADVISORS INC | LYDALL INC /DE/ | 1,260,380 | 7.9% | EDGAR |
SC 13G | 2002-02-07 | CREDIT SUISSE ASSET MANAGEMENT LLC/NY | LYDALL INC /DE/ | 903,962 | 5.7% | EDGAR |