Columbia Wanger Asset Management’s Monolithic Power Systems MPWR Stock Holding History

Columbia Wanger Asset Management’s Portfolio MPWR Stock Details MPWR Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2017 Q4	$51.9M	Sell	462,279 -134,511	-23%	-$15.6M	0.78%	36
2017 Q3	$63.6M	Buy	596,790 +227,544	+62%	+$23.1M	0.94%	16
2017 Q2	$35.6M	Sell	369,246 -86,678	-19%	-$8.26M	0.51%	92
2017 Q1	$42M	Buy	455,924 +5,430	+1%	+$481K	0.59%	72
2016 Q4	$36.9M	Sell	450,494 -60,988	-12%	-$4.9M	0.52%	80
2016 Q3	$41.2M	Sell	511,482 -53,270	-9%	-$3.94M	0.54%	73
2016 Q2	$38.6M	Sell	564,752 -22,359	-4%	-$1.46M	0.45%	102
2016 Q1	$37.4M	Sell	587,111 -82,208	-12%	-$4.9M	0.4%	110
2015 Q4	$42.6M	Sell	669,319 -44,158	-6%	-$2.74M	0.43%	99
2015 Q3	$36.5M	Buy	713,477 +82,070	+13%	+$4.07M	0.29%	129
2015 Q2	$32M	Sell	631,407 -30,593	-5%	-$1.62M	0.21%	156
2015 Q1	$34.9M	Hold	662,000	–	–	0.19%	170
2014 Q4	$32.9M	Sell	662,000 -434,000	-40%	-$19.5M	0.16%	185
2014 Q3	$48.3M	Sell	1,096,000 -44,000	-4%	-$1.94M	0.22%	152
2014 Q2	$48.3M	Sell	1,140,000 -121,000	-10%	-$4.69M	0.19%	174
2014 Q1	$48.9M	Hold	1,261,000	–	–	0.19%	177
2013 Q4	$43.7M	Sell	1,261,000 -643,000	-34%	-$20.6M	0.17%	191
2013 Q3	$57.7M	Sell	1,904,000 -10,000	-0.5%	-$281K	0.23%	143
2013 Q2	$46.1M	Buy	+1,914,000	New	+$45.4M	0.2%	173

Other funds holding MPWR

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

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

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

Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return

FCM

Frontier Capital Management Boston, Massachusetts $10.7B AUM 67.78% 1-Year Est. Return

Wells Fargo San Francisco, California $617B AUM 30.33% 1-Year Est. Return

Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

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

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

Columbia Wanger Asset Management reduced its Monolithic Power Systems (MPWR) stake by 23% in Q4 2017, selling an estimated $15.6M and leaving 462,279 shares worth $51.9M. The position accounts for 0.78% of the portfolio, ranked #36.

Columbia Wanger Asset Management first reported a position in MPWR in Q2 2013 and has held it in 19 quarters since. The position peaked at $63.6M in Q3 2017. 320 funds tracked by Wall St. Rank hold MPWR as of Q4 2017.

Columbia Wanger Asset Management held 462,279 shares of Monolithic Power Systems worth $51.9M as of Q4 2017.
Columbia Wanger Asset Management sold 134,511 Monolithic Power Systems shares in Q4 2017, an estimated $15.6M.
Monolithic Power Systems made up 0.78% of Columbia Wanger Asset Management's portfolio in Q4 2017, its #36 holding.
Columbia Wanger Asset Management first reported a position in Monolithic Power Systems in Q2 2013 and has held it in 19 quarters since.
Columbia Wanger Asset Management's Monolithic Power Systems position peaked at $63.6M in Q3 2017.
320 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q4 2017.

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