X0202 4 2005-08-10 0 0000097745 THERMO ELECTRON CORP TMO 0001216071 HORNSTRA PETER E 81 WYMAN STREET P.O. BOX 9046 WALTHAM MA 024549046 0 1 0 0 Chief Accounting Officer Common Stock 2005-08-10 4 M 0 258 5.87 A 13521.00 D Common Stock 2005-08-10 4 M 0 87 5.87 A 13608.00 D Common Stock 2005-08-10 4 S 0 6600 29.20 D 15863.00 D Common Stock 2005-08-10 4 S 0 2400 29.21 D 13463.00 D Common Stock 2005-08-10 4 S 0 200 29.27 D 13263.00 D Common Stock 549.00 I By 401(k) Common Stock 2005-08-10 4 M 0 537 8.49 A 14145.00 D Common Stock 2005-08-10 4 M 0 457 9.82 A 14602.00 D Common Stock 2005-08-10 4 M 0 290 10.86 A 14892.00 D Common Stock 2005-08-10 4 M 0 220 11.89 A 15112.00 D Common Stock 2005-08-10 4 M 0 319 17.81 A 15431.00 D Common Stock 2005-08-10 4 M 0 14659 10.99 A 30090.00 D Common Stock 2005-08-10 4 M 0 2314 13.51 A 32404.00 D Common Stock 2005-08-10 4 M 0 7849 15.82 A 40253.00 D Common Stock 2005-08-10 4 M 0 522 20.68 A 40775.00 D Common Stock 2005-08-10 4 M 0 90 11.03 A 40865.00 D Common Stock 2005-08-10 4 S 0 2302 29.07 D 38563.00 D Common Stock 2005-08-10 4 S 0 1600 29.08 D 36963.00 D Common Stock 2005-08-10 4 S 0 500 29.09 D 36463.00 D Common Stock 2005-08-10 4 S 0 1300 29.10 D 35163.00 D Common Stock 2005-08-10 4 S 0 300 29.11 D 34863.00 D Common Stock 2005-08-10 4 S 0 400 29.12 D 34463.00 D Common Stock 2005-08-10 4 S 0 800 29.13 D 33663.00 D Common Stock 2005-08-10 4 S 0 1800 29.15 D 31863.00 D Common Stock 2005-08-10 4 S 0 1200 29.16 D 30663.00 D Common Stock 2005-08-10 4 S 0 800 29.17 D 29863.00 D Common Stock 2005-08-10 4 S 0 1200 29.18 D 28663.00 D Common Stock 2005-08-10 4 S 0 6200 29.19 D 22463.00 D Stock Option (Right to Buy) 5.87 2005-08-10 4 M 0 258 0 D 1995-09-22 2005-09-22 Common Stock 258.00 0.00 D Stock Option (Right to Buy) 9.82 2005-08-10 4 M 0 457 0 D 1998-11-19 2005-12-03 Common Stock 457.00 0.00 D Stock Option (Right to Buy) 8.49 2005-08-10 4 M 0 537 0 D 1993-12-09 2005-12-09 Common Stock 537.00 0.00 D Stock Option (Right to Buy) 20.68 2005-08-10 4 M 0 522 0 D 1998-11-19 2005-12-09 Common Stock 522.00 0.00 D Stock Option (Right to Buy) 15.82 2005-08-10 4 M 0 7849 0 D 1993-12-14 2005-12-14 Common Stock 7849.00 0.00 D Stock Option (Right to Buy) 10.99 2005-08-10 4 M 0 14659 0 D 1993-12-15 2005-12-15 Common Stock 14659.00 0.00 D Stock Option (Right to Buy) 13.51 2005-08-10 4 M 0 2314 0 D 1993-12-16 2005-12-16 Common Stock 2314.00 0.00 D Stock Option (Right to Buy) 17.81 2005-08-10 4 M 0 319 0 D 1998-11-19 2005-12-21 Common Stock 319.00 0.00 D Stock Option (Right to Buy) 5.87 2005-08-10 4 M 0 87 0 D 1996-03-11 2006-03-11 Common Stock 87.00 0.00 D Stock Option (Right to Buy) 11.89 2005-08-10 4 M 0 220 0 D 1996-03-11 2006-03-11 Common Stock 220.00 0.00 D Stock Option (Right to Buy) 11.03 2005-08-10 4 M 0 90 0 D 1998-11-19 2006-03-11 Common Stock 90.00 0.00 D Stock Option (Right to Buy) 10.86 2005-08-10 4 M 0 290 0 D 1996-04-09 2006-04-09 Common Stock 290.00 0.00 D By: Barbara J. Lucas, Attorney-in-Fact for Peter E. Hornstra 2005-08-11