Columbia Wanger Asset Management’s Interactive Brokers IBKR Stock Holding History

Columbia Wanger Asset Management’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
2017 Q4	–	Sell	-2,081,452	Closed	-$23.4M	–	217
2017 Q3	$23.4M	Sell	2,081,452 -19,212	-0.9%	-$196K	0.35%	119
2017 Q2	$19.7M	Hold	2,100,664	–	–	0.28%	144
2017 Q1	$18.2M	Sell	2,100,664 -2,505,228	-54%	-$23.3M	0.26%	156
2016 Q4	$42M	Buy	4,605,892 +880,628	+24%	+$8.02M	0.59%	67
2016 Q3	$32.8M	Buy	3,725,264 +457,760	+14%	+$4.05M	0.43%	106
2016 Q2	$28.9M	Buy	+3,267,504	New	+$31.2M	0.34%	127

Other funds holding IBKR

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

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

BCM

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

Ancient Art Austin, Texas $489M AUM 53.42% 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

CCM

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

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

Columbia Wanger Asset Management's IBKR Position: Q4 2017 in Review

Columbia Wanger Asset Management sold out of Interactive Brokers (IBKR) in Q4 2017, closing a stake of 2,081,452 shares — an estimated $23.4M sold.

Columbia Wanger Asset Management first reported a position in IBKR in Q2 2016 and held it in 6 quarters. The position peaked at $42M in Q4 2016. 254 funds tracked by Wall St. Rank hold IBKR as of Q4 2017.

Columbia Wanger Asset Management reported no remaining Interactive Brokers position as of Q4 2017 after selling out during the quarter.
Columbia Wanger Asset Management sold 2,081,452 Interactive Brokers shares in Q4 2017, an estimated $23.4M.
Columbia Wanger Asset Management first reported a position in Interactive Brokers in Q2 2016 and held it in 6 quarters.
Columbia Wanger Asset Management's Interactive Brokers position peaked at $42M in Q4 2016.
254 funds tracked by Wall St. Rank held Interactive Brokers as of Q4 2017.

Based on Columbia Wanger Asset Management's 13F filing for Q4 2017, filed 13 Feb 2018.