Grantham, Mayo, Van Otterloo & Co (GMO)’s Oceaneering OII Stock Holding History

Grantham, Mayo, Van Otterloo & Co (GMO)’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
2026 Q2	$293K	Buy	+7,224	New	+$272K	﹤0.01%	606
2015 Q3	–	Sell	-8,400	Closed	-$391K	–	585
2015 Q2	$391K	Hold	8,400	–	–	﹤0.01%	406
2015 Q1	$453K	Buy	8,400 +600	+8%	+$32K	﹤0.01%	395
2014 Q4	$459K	Sell	7,800 -98,922	-93%	-$6.35M	﹤0.01%	396
2014 Q3	$6.96M	Sell	106,722 -63,021	-37%	-$4.35M	0.02%	236
2014 Q2	$13.3M	Buy	169,743 +94,800	+126%	+$6.95M	0.04%	183
2014 Q1	$5.38M	Buy	+74,943	New	+$5.37M	0.01%	282

Other funds holding OII

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Brown Advisory Baltimore, Maryland $64.6B AUM 18.98% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

EARNEST Partners Atlanta, Georgia $27.7B AUM 52.44% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

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

Grantham, Mayo, Van Otterloo & Co (GMO)'s OII Position: Q2 2026 in Review

Grantham, Mayo, Van Otterloo & Co (GMO) opened a new position in Oceaneering (OII) in Q2 2026: 7,224 shares worth $293K. The stake represents ﹤0.01% of the portfolio and ranks #606 among its holdings. This is a return to the name: Grantham, Mayo, Van Otterloo & Co (GMO) previously reported a position in OII as recently as Q2 2015.

Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in OII in Q1 2014 and has held it in 7 quarters since. The position peaked at $13.3M in Q2 2014. 377 funds tracked by Wall St. Rank hold OII as of Q2 2026.

Grantham, Mayo, Van Otterloo & Co (GMO) held 7,224 shares of Oceaneering worth $293K as of Q2 2026.
Oceaneering was a new Grantham, Mayo, Van Otterloo & Co (GMO) position in Q2 2026.
Oceaneering made up ﹤0.01% of Grantham, Mayo, Van Otterloo & Co (GMO)'s portfolio in Q2 2026, its #606 holding.
Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in Oceaneering in Q1 2014 and has held it in 7 quarters since.
Grantham, Mayo, Van Otterloo & Co (GMO)'s Oceaneering position peaked at $13.3M in Q2 2014.
377 funds tracked by Wall St. Rank held Oceaneering as of Q2 2026.

Based on Grantham, Mayo, Van Otterloo & Co (GMO)'s 13F filing for Q2 2026, filed 13 Aug 2026.