Millennium Management
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Millennium Management’s Oceaneering OII Stock Holding History

Millennium Management’s Portfolio OII Stock Details OII Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2014
Q4 		– Sell
-4,800
Closed -$313K – 4184
2014
Q3 		$313K Buy
+4,800
New +$332K ﹤0.01% 3071

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Vanguard Capital Management
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American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
EARNEST Partners
EARNEST Partners Atlanta, Georgia $27.7B AUM 52.44% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return
MSIIA
Morgan Stanley Institutional Investment Advisors Greenwood Village, Colorado $1.07B AUM 29.17% 1-Year Est. Return

Millennium Management's OII Position: Q2 2026 in Review

Millennium Management opened a new position in Oceaneering (OII) in Q2 2026: 154,688 shares worth $6.27M. The stake represents ﹤0.01% of the portfolio and ranks #2779 among its holdings. This is a return to the name: Millennium Management previously reported a position in OII as recently as Q4 2025.

Millennium Management first reported a position in OII in Q2 2013 and has held it in 46 quarters since. The position peaked at $86.1M in Q4 2015. 376 funds tracked by Wall St. Rank hold OII as of Q2 2026.

  • Millennium Management held 154,688 shares of Oceaneering worth $6.27M as of Q2 2026.
  • Oceaneering was a new Millennium Management position in Q2 2026.
  • Oceaneering made up ﹤0.01% of Millennium Management's portfolio in Q2 2026, its #2779 holding.
  • Millennium Management first reported a position in Oceaneering in Q2 2013 and has held it in 46 quarters since.
  • Millennium Management's Oceaneering position peaked at $86.1M in Q4 2015.
  • 376 funds tracked by Wall St. Rank held Oceaneering as of Q2 2026.

Based on Millennium Management's 13F filing for Q2 2026, filed 14 Aug 2026.