POOL ENERGY SERVICES CO

Q: Sep 30 1999

Q: Jun 30 1999

Q: Mar 31 1999

FY: Dec 31 1998

Q: Sep 30 1998

Q: Jun 30 1998

Q: Mar 31 1998

FY: Dec 31 1997

Q: Sep 30 1997

Q: Jun 30 1997

Q: Mar 31 1997

FY: Dec 31 1996

Q: Nov 13 1996

Q: Aug 12 1996

Q: May 15 1996

FY: Dec 31 1995

Q: Sep 30 1995

Q: Aug 11 1995

5,7

5,7

ITEM INFORMATION:

5,7

5,7

5,7

5,7

2,5,7

Current report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d) (amendment)

Certification of termination of registration of a class of securities (Section 12(g))

Certification of termination of registration of a class of securities (Section 12(g))

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus filed under Rule 424(b)(1)

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Required Information in Proxy Statement

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional proxy soliciting materials filed by a non-management party

Additional Information for Proxy Statement/ Votes

Additional proxy soliciting materials filed by a non-management party

Additional Information for Proxy Statement/ Votes

Additional proxy soliciting materials filed by a non-management party

Additional Information for Proxy Statement/ Votes

Additional proxy soliciting materials filed by a non-management party

Additional proxy soliciting materials filed by a non-management party

Additional proxy soliciting materials filed by a non-management party

Additional proxy soliciting materials filed by a non-management party

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Additional proxy soliciting materials filed by a non-management party

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

GONSOULIN ALTON ANTHONY JR

GONSOULIN ALTON ANTHONY JR

NABORS INDUSTRIES INC

PILGRIM BAXTER & ASSOCIATES LTD

NABORS INDUSTRIES INC

NABORS INDUSTRIES INC

NABORS INDUSTRIES INC

NABORS INDUSTRIES INC

NABORS INDUSTRIES INC

GONSOULIN ALTON ANTHONY JR

GONSOULIN ALTON ANTHONY JR

PILGRIM BAXTER & ASSOCIATES LTD /DE/ /ADV

BJURMAN GEORGE D & ASSOCIATES /ADV

NABORS INDUSTRIES INC

MERRILL LYNCH & CO INC

BJURMAN GEORGE D & ASSOCIATES /ADV

BRINSON PARTNERS INC/IL

STATE STREET RESEARCH ET AL

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)