Grantham, Mayo, Van Otterloo & Co (GMO)’s Interactive Brokers IBKR Stock Holding History

Grantham, Mayo, Van Otterloo & Co (GMO)’s Portfolio IBKR Stock Details IBKR Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.83M	Buy	+21,049	New	+$1.75M	﹤0.01%	452
2021 Q1	–	Sell	-990,480	Closed	-$15.1M	–	893
2020 Q4	$15.1M	Hold	990,480	–	–	0.09%	147
2020 Q3	$12M	Hold	990,480	–	–	0.09%	140
2020 Q2	$10.3M	Sell	990,480 -200,000	-17%	-$2.09M	0.08%	149
2020 Q1	$12.8M	Sell	1,190,480 -388,608	-25%	-$4.7M	0.11%	125
2019 Q4	$18.4M	Sell	1,579,088 -200,000	-11%	-$2.35M	0.12%	124
2019 Q3	$23.9M	Sell	1,779,088 -632,000	-26%	-$7.86M	0.17%	99
2019 Q2	$32.7M	Hold	2,411,088	–	–	0.23%	70
2019 Q1	$31.3M	Buy	2,411,088 +416,000	+21%	+$5.47M	0.22%	64
2018 Q4	$27.3M	Hold	1,995,088	–	–	0.22%	78
2018 Q3	$27.6M	Hold	1,995,088	–	–	0.19%	85
2018 Q2	$32.1M	Sell	1,995,088 -2,355,088	-54%	-$42.6M	0.23%	67
2018 Q1	$73.1M	Sell	4,350,176 -1,000,000	-19%	-$16.5M	0.45%	54
2017 Q4	$79.2M	Sell	5,350,176 -1,040,000	-16%	-$14.2M	0.47%	52
2017 Q3	$72M	Hold	6,390,176	–	–	0.42%	56
2017 Q2	$59.8M	Hold	6,390,176	–	–	0.33%	66
2017 Q1	$55.5M	Hold	6,390,176	–	–	0.31%	75
2016 Q4	$58.3M	Hold	6,390,176	–	–	0.31%	88
2016 Q3	$56.3M	Hold	6,390,176	–	–	0.27%	94
2016 Q2	$56.6M	Hold	6,390,176	–	–	0.23%	101
2016 Q1	$62.8M	Buy	6,390,176 +1,510,176	+31%	+$13.3M	0.23%	90
2015 Q4	$53.2M	Sell	4,880,000 -669,404	-12%	-$6.99M	0.19%	99
2015 Q3	$54.8M	Hold	5,549,404	–	–	0.19%	100
2015 Q2	$57.7M	Hold	5,549,404	–	–	0.19%	93
2015 Q1	$47.2M	Buy	5,549,404 +6,400	+0.1%	+$50.8K	0.14%	100
2014 Q4	$40.4M	Buy	5,543,004 +2,083,004	+60%	+$13.9M	0.11%	105
2014 Q3	$21.6M	Buy	+3,460,000	New	+$20.6M	0.06%	144
2014 Q1	–	Sell	-50,652	Closed	-$308K	–	597
2013 Q4	$308K	Buy	+50,652	New	+$283K	﹤0.01%	618

Other funds holding IBKR

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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

GWM

Greenwich Wealth Management Greenwich, Connecticut $2.74B AUM 36.19% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

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

Grantham, Mayo, Van Otterloo & Co (GMO) opened a new position in Interactive Brokers (IBKR) in Q2 2026: 21,049 shares worth $1.83M. The stake represents ﹤0.01% of the portfolio and ranks #452 among its holdings. This is a return to the name: Grantham, Mayo, Van Otterloo & Co (GMO) previously reported a position in IBKR as recently as Q4 2020.

Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in IBKR in Q4 2013 and has held it in 28 quarters since. The position peaked at $79.2M in Q4 2017. 1,114 funds tracked by Wall St. Rank hold IBKR as of Q2 2026.

Grantham, Mayo, Van Otterloo & Co (GMO) held 21,049 shares of Interactive Brokers worth $1.83M as of Q2 2026.
Interactive Brokers was a new Grantham, Mayo, Van Otterloo & Co (GMO) position in Q2 2026.
Interactive Brokers made up ﹤0.01% of Grantham, Mayo, Van Otterloo & Co (GMO)'s portfolio in Q2 2026, its #452 holding.
Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in Interactive Brokers in Q4 2013 and has held it in 28 quarters since.
Grantham, Mayo, Van Otterloo & Co (GMO)'s Interactive Brokers position peaked at $79.2M in Q4 2017.
1,114 funds tracked by Wall St. Rank held Interactive Brokers as of Q2 2026.

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