Oceaneering International Inc.
OII | NYSE
$45.93
-$0.36 (-0.78%)
At close: Sep 21, 2026, 4:00 PM ET
$45.93
$0 (0.00%)
After-hours:
Sep 21, 2026, 5:33 PM ET
Market Cap History History
Annual Market Cap Change Annual Change
| Date | Market Cap | Change | % Change |
|---|---|---|---|
| Sep 17, 2026 | $4.61B | $2.19B | +90.66% |
| Dec 25, 2025 | $2.42B | -$139.13M | -5.44% |
| Dec 26, 2024 | $2.56B | $411.06M | +19.17% |
| Dec 28, 2023 | $2.14B | $391.06M | +22.30% |
| Dec 29, 2022 | $1.75B | $624.81M | +55.36% |
| Dec 30, 2021 | $1.13B | $339.24M | +42.97% |
| Dec 30, 2020 | $789.48M | -$682.59M | -46.37% |
| Dec 26, 2019 | $1.47B | $286.72M | +24.19% |
| Dec 27, 2018 | $1.19B | -$892.22M | -42.95% |
| Dec 28, 2017 | $2.08B | -$688.73M | -24.90% |
| Dec 29, 2016 | $2.77B | -$905M | -24.65% |
| Dec 30, 2015 | $3.67B | -$2.59B | -41.35% |
| Dec 25, 2014 | $6.26B | -$2.23B | -26.26% |
| Dec 26, 2013 | $8.49B | $2.81B | +49.54% |
| Dec 27, 2012 | $5.68B | $693.36M | +13.91% |
| Dec 29, 2011 | $4.98B | $999.57M | +25.09% |
| Dec 30, 2010 | $3.98B | $771.63M | +24.02% |
| Dec 30, 2009 | $3.21B | $1.69B | +111.21% |
| Dec 25, 2008 | $1.52B | -$2.29B | -60.05% |
| Dec 27, 2007 | $3.81B | $1.66B | +76.96% |
| Dec 28, 2006 | $2.15B | n/a | n/a |
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