Ruane, Cunniff & Goldfarb’s Interactive Brokers IBKR Stock Holding History

Ruane, Cunniff & Goldfarb’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
2018 Q1	–	Sell	-4,013,868	Closed	-$59.4M	–	66
2017 Q4	$59.4M	Sell	4,013,868 -2,839,324	-41%	-$38.7M	0.49%	31
2017 Q3	$77.2M	Buy	6,853,192 +819,460	+14%	+$8.36M	0.68%	30
2017 Q2	$56.4M	Buy	6,033,732 +2,026,040	+51%	+$18M	0.52%	33
2017 Q1	$34.8M	Hold	4,007,692	–	–	0.33%	37
2016 Q4	$36.6M	Hold	4,007,692	–	–	0.34%	39
2016 Q3	$35.3M	Hold	4,007,692	–	–	0.33%	40
2016 Q2	$35.5M	Hold	4,007,692	–	–	0.34%	40
2016 Q1	$39.4M	Hold	4,007,692	–	–	0.31%	40
2015 Q4	$43.7M	Sell	4,007,692 -1,968	-0%	-$20.5K	0.25%	42
2015 Q3	$39.6M	Hold	4,009,660	–	–	0.2%	41
2015 Q2	$41.7M	Sell	4,009,660 -2,935,396	-42%	-$26.6M	0.2%	43
2015 Q1	$59.1M	Hold	6,945,056	–	–	0.28%	40
2014 Q4	$50.6M	Hold	6,945,056	–	–	0.26%	40
2014 Q3	$43.3M	Hold	6,945,056	–	–	0.23%	43
2014 Q2	$40.4M	Hold	6,945,056	–	–	0.22%	44
2014 Q1	$37.6M	Hold	6,945,056	–	–	0.2%	42
2013 Q4	$42.3M	Hold	6,945,056	–	–	0.24%	39
2013 Q3	$32.6M	Buy	6,945,056 +4,922,608	+243%	+$21.1M	0.19%	43
2013 Q2	$8.07M	Buy	+2,022,448	New	+$7.8M	0.05%	59

Other funds holding IBKR

Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return

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

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BCM

Bares Capital Management Austin, Texas $1.08B AUM 38.13% 1-Year Est. Return

CCM

Cantillon Capital Management New York $665M AUM 25.91% 1-Year Est. Return

Kayne Anderson Rudnick Investment Management Los Angeles, California $32.2B AUM 10.98% 1-Year Est. Return

Thrivent Financial for Lutherans Minneapolis, Minnesota $59.5B AUM 35.96% 1-Year Est. Return

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

Ancient Art Austin, Texas $489M AUM 53.42% 1-Year Est. Return

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

Ruane, Cunniff & Goldfarb's IBKR Position: Q1 2018 in Review

Ruane, Cunniff & Goldfarb sold out of Interactive Brokers (IBKR) in Q1 2018, closing a stake of 4,013,868 shares — an estimated $59.4M sold.

Ruane, Cunniff & Goldfarb first reported a position in IBKR in Q2 2013 and held it in 19 quarters. The position peaked at $77.2M in Q3 2017. 268 funds tracked by Wall St. Rank hold IBKR as of Q1 2018.

Ruane, Cunniff & Goldfarb reported no remaining Interactive Brokers position as of Q1 2018 after selling out during the quarter.
Ruane, Cunniff & Goldfarb sold 4,013,868 Interactive Brokers shares in Q1 2018, an estimated $59.4M.
Ruane, Cunniff & Goldfarb first reported a position in Interactive Brokers in Q2 2013 and held it in 19 quarters.
Ruane, Cunniff & Goldfarb's Interactive Brokers position peaked at $77.2M in Q3 2017.
268 funds tracked by Wall St. Rank held Interactive Brokers as of Q1 2018.

Based on Ruane, Cunniff & Goldfarb's 13F filing for Q1 2018, filed 15 May 2018.