Market Cap

$3.91B

Current · Retrieved: Oct 25, 2026 · USD

OII Market Cap

Current$3.91BretrievedOct 25, 2026

OII Market Cap ($130.38M → $3.91B · CAGR +7.5%)

Latest values, visible window

High-resolution chart · PNG

OII market cap history

Daily history. Dates identify market observations.

Oceaneering International Inc Market Cap — Daily history
Date	Market Cap
Nov 30, 2001	506,357,349
Nov 23, 2001	478,489,033
Nov 16, 2001	452,860,135
Nov 9, 2001	515,563,846
Nov 2, 2001	474,010,196
Oct 26, 2001	492,672,015
Oct 19, 2001	434,198,316
Oct 12, 2001	432,954,195
Oct 5, 2001	426,982,413
Sep 28, 2001	402,348,812
Sep 21, 2001	398,118,800
Sep 10, 2001	483,963,166
Sep 7, 2001	483,216,693
Aug 31, 2001	485,207,287
Aug 24, 2001	513,573,252
Aug 17, 2001	547,662,174
Aug 10, 2001	518,798,561
Aug 3, 2001	511,333,834
Jul 27, 2001	529,498,004
Jul 20, 2001	492,672,015
Jul 13, 2001	442,907,165
Jul 6, 2001	501,380,864
Jun 29, 2001	516,310,319
Jun 22, 2001	485,456,112
Jun 15, 2001	559,854,562
Jun 8, 2001	575,032,842
Jun 1, 2001	584,736,987
May 25, 2001	618,328,261
May 18, 2001	663,116,626
May 11, 2001	598,422,321
May 4, 2001	618,328,261
Apr 27, 2001	609,619,412
Apr 20, 2001	562,342,805
Apr 12, 2001	548,657,471
Apr 6, 2001	551,643,362
Mar 30, 2001	534,972,137
Mar 23, 2001	527,756,234
Mar 16, 2001	515,066,197
Mar 9, 2001	575,281,666
Mar 2, 2001	541,192,744
Feb 23, 2001	501,380,864
Feb 16, 2001	559,854,562
Feb 9, 2001	547,413,350
Feb 2, 2001	464,803,699
Jan 26, 2001	450,993,953
Jan 19, 2001	427,666,680
Jan 12, 2001	447,883,650
Jan 5, 2001	424,556,377
Dec 29, 2000	483,652,136
Dec 22, 2000	435,442,437
Dec 15, 2000	438,552,741
Dec 8, 2000	398,118,800
Dec 1, 2000	402,784,255
Nov 24, 2000	424,556,377
Nov 17, 2000	402,784,255
Nov 10, 2000	390,343,042
Nov 3, 2000	371,681,223
Oct 27, 2000	332,802,434
Oct 20, 2000	379,456,981
Oct 13, 2000	398,118,800
Oct 6, 2000	384,122,436
Sep 29, 2000	413,670,316
Sep 22, 2000	395,008,497
Sep 15, 2000	438,552,741
Sep 8, 2000	412,115,164
Sep 1, 2000	429,221,831
Aug 25, 2000	379,456,981
Aug 18, 2000	362,350,314
Aug 11, 2000	340,578,192
Aug 4, 2000	398,118,800
Jul 28, 2000	379,456,981
Jul 21, 2000	388,787,891
Jul 14, 2000	424,556,377
Jul 7, 2000	471,210,923
Jun 30, 2000	472,766,075
Jun 23, 2000	482,096,984
Jun 16, 2000	496,093,348
Jun 9, 2000	480,541,833
Jun 2, 2000	469,655,772
May 26, 2000	472,766,075
May 19, 2000	471,210,923
May 12, 2000	477,431,530
May 5, 2000	447,883,650
Apr 28, 2000	429,221,831
Apr 20, 2000	398,118,800
Apr 14, 2000	410,560,012
Apr 7, 2000	432,332,134
Mar 31, 2000	466,545,469
Mar 24, 2000	494,538,197
Mar 17, 2000	469,655,772
Mar 10, 2000	472,766,075
Mar 3, 2000	463,435,166
Feb 25, 2000	435,442,437
Feb 18, 2000	444,773,347
Feb 11, 2000	409,004,861
Feb 4, 2000	432,332,134
Jan 28, 2000	395,008,497
Jan 21, 2000	423,001,225
Jan 14, 2000	405,894,558
Jan 7, 2000	398,118,800