Sale
STATES LAUREN director director
Common Stock 308 $245.06 $75,478 Sale
WEBER BRIAN P officer: EVP (CHESI) officer: EVP (CHESI)
Common Stock 861 $261.31 $224,988 Sale
STATES LAUREN director director
Common Stock 308 $249.78 $76,932 Sale
GERSTENBERG ERIC W officer: CO-CEO officer: CO-CEO
Common Stock 6,051 $250.42 $1,515,291 Sale
SPEIGHTS ROBERT officer: PRESIDENT, INDUSTRIAL SERVICES officer: PRESIDENT, INDUSTRIAL ..
Common Stock 610 $240.14 $146,485 Sale
STATES LAUREN director director
Common Stock 308 $260.74 $80,308 Sale
STATES LAUREN director director
Common Stock 309 $244.09 $75,424 Sale
BATTLES MICHAEL LOUIS officer: CO-CEO officer: CO-CEO
Common Stock 10,000 $245.74 $2,457,400 Sale
ROBERTSON ANDREA director director
Common Stock 1,148 $238.9 $274,257 Sale
MCKIM ALAN S director, officer: EXEC CHAIR, CTO. director, officer: EXEC CHAIR, ..
Common Stock 50,000 $215.51 $10,775,500 Sale
STATES LAUREN director director
Common Stock 1,148 $218.14 $250,425 Sale
DUGAS ERIC J. officer: EVP CHIEF FINANCIAL OFFICER officer: EVP CHIEF FINANCIAL OF..
Common Stock 6,200 $208.74 $1,294,188 Sale
WEBER BRIAN P officer: EVP (CHESI) officer: EVP (CHESI)
Common Stock 7,996 $199.07 $1,591,764 Sale
GERSTENBERG ERIC W officer: CO-CEO officer: CO-CEO
Common Stock 15,276 $187.71 $2,867,458 Sale
PRESTON JOHN T director director
Common Stock 1,913 $188.36 $360,333 Sale
MCKIM ALAN S director, officer: EXEC CHAIR, CTO. director, officer: EXEC CHAIR, ..
Common Stock 35,000 $182.22 $6,377,700 Sale
MCKIM ALAN S director, officer: EXEC CHAIR, CTO. director, officer: EXEC CHAIR, ..
Common Stock 35,000 $184.06 $6,442,100 Sale
MCKIM ALAN S director, officer: EXEC CHAIR, CTO. director, officer: EXEC CHAIR, ..
Common Stock 17,453 $178.37 $3,113,092 Sale
HARRISON ROBERT W. officer: EVP, EHS officer: EVP, EHS
Common Stock 122 $166.86 $20,357 Sale
GERSTENBERG ERIC W officer: CO-CEO officer: CO-CEO
Common Stock 8,000 $164.82 $1,318,560 Sale
MCKIM ALAN S director, officer: EXEC CHAIR, CTO. director, officer: EXEC CHAIR, ..
Common Stock 46,611 $164.6 $7,672,171 Sale
MCKIM ALAN S director, officer: EXEC CHAIR, CTO. director, officer: EXEC CHAIR, ..
Common Stock 28,389 $164.5 $4,669,991 Sale
DUGAS ERIC J. officer: EVP CHIEF FINANCIAL OFFICER officer: EVP CHIEF FINANCIAL OF..
Common Stock 3,500 $171 $598,500 Sale
SPEIGHTS ROBERT officer: PRESIDENT, INDUSTRIAL SERVICES officer: PRESIDENT, INDUSTRIAL ..
Common Stock 1,984 $171.03 $339,324 Sale
CURTIS GEORGE L officer: EXEC. VICE PRESIDENT (CHESI) officer: EXEC. VICE PRESIDENT (..
Common Stock 10,303 $171.54 $1,767,377 Sale
PRESTON JOHN T director director
Common Stock 2,095 $173.68 $363,860 Sale
ROBERTSON ANDREA director director
Common Stock 1,200 $169.08 $202,895 Sale
BATTLES MICHAEL LOUIS officer: CO-CEO officer: CO-CEO
Common Stock 10,000 $171 $1,710,000 Sale
GABRIEL SHARON M. officer: EVP/CIO (CHESI) officer: EVP/CIO (CHESI)
Common Stock 557 $164.43 $91,588 Sale
SPEIGHTS ROBERT officer: PRESIDENT, INDUSTRIAL SERVICES officer: PRESIDENT, INDUSTRIAL ..
Common Stock 825 $164.43 $135,655 Sale
GERSTENBERG ERIC W officer: CO-CEO officer: CO-CEO
Common Stock 9,725 $164.43 $1,599,082 Sale
WEBER BRIAN P officer: EVP (CHESI) officer: EVP (CHESI)
Common Stock 1,966 $164.43 $323,269 Sale
MCKIM ALAN S director, officer: EXEC CHAIR, CTO. director, officer: EXEC CHAIR, ..
Common Stock 1,231 $164.43 $202,413 Sale
DUGAS ERIC J. officer: SVP FINANCE, CONTROLLER & CAO officer: SVP FINANCE, CONTROLLE..
Common Stock 898 $164.43 $147,658 Sale
CURTIS GEORGE L officer: EXEC. VICE PRESIDENT (CHESI) officer: EXEC. VICE PRESIDENT (..
Common Stock 717 $164.43 $117,896 Sale
BATTLES MICHAEL LOUIS officer: CO-CEO officer: CO-CEO
Common Stock 6,467 $164.43 $1,063,369 Sale
GABRIEL SHARON M. officer: EVP/CIO (CHESI) officer: EVP/CIO (CHESI)
Common Stock 3,235 $155.71 $503,722 Sale
BANUCCI EUGENE G director director
Common Stock 5,020 $156.09 $783,572 Sale
WELCH JOHN R. director director
Common Stock 1,000 $150.43 $150,430 Sale
BANUCCI EUGENE G director director
Common Stock 10,000 $144.59 $1,445,900 Sale
WEBER BRIAN P officer: EVP (CHESI) officer: EVP (CHESI)
Common Stock 3,131 $142.63 $446,575 Sale
MCDUFFIE MELKEYA officer: EVP, HUMAN RESOURCES OFFICER officer: EVP, HUMAN RESOURCES O..
Common Stock 714 $144.29 $103,023 Sale
MCKIM ALAN S director, officer: EXEC CHAIR, CTO. director, officer: EXEC CHAIR, ..
Common Stock 53,800 $139.02 $7,479,276 Sale
MCKIM ALAN S director, officer: EXEC CHAIR, CTO. director, officer: EXEC CHAIR, ..
Common Stock 16,200 $139.6 $2,261,520 Sale
STATES LAUREN director director
Common Stock 510 $136.13 $69,426 Sale
DUGAS ERIC J. officer: SVP FINANCE, CONTROLLER & CAO officer: SVP FINANCE, CONTROLLE..
Common Stock 346 $142.56 $49,326 Sale
GABRIEL SHARON M. officer: EVP/CIO (CHESI) officer: EVP/CIO (CHESI)
Common Stock 196 $142.56 $27,942 Sale
TWOHIG MICHAEL J
Common Stock 2,000 $134.42 $268,840 Sale
MCKIM ALAN S director, officer: CHRMN.OF BD, PRES. & CEO director, officer: CHRMN.OF BD,..
Common Stock 1,161 $133.07 $154,494 Sale
TWOHIG MICHAEL J officer: EVP (CHESI) officer: EVP (CHESI)
Common Stock 290 $133.07 $38,590 
