RNS
MPWR icon

Robert N. Shapiro’s Monolithic Power Systems MPWR Stock Holding History

Robert N. Shapiro’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
2014
Q4 		$4K Sell
86
-3
-3% -$135 ﹤0.01% 777
2014
Q3 		$4K Hold
89
– – ﹤0.01% 778
2014
Q2 		$4K Hold
89
– – ﹤0.01% 702
2014
Q1 		$3K Sell
89
-1
-1% -$35 ﹤0.01% 719
2013
Q4 		$3K Buy
+90
New +$2.88K ﹤0.01% 718

Other funds holding MPWR

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BFA
BlackRock Fund Advisors San Francisco, California $542B AUM 18.13% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return
EARNEST Partners
EARNEST Partners Atlanta, Georgia $24.3B AUM 34.41% 1-Year Est. Return
O
OppenheimerFunds New York $80.4B AUM 15.1% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
FCM
Frontier Capital Management Boston, Massachusetts $9.73B AUM 55.65% 1-Year Est. Return

Robert N. Shapiro's MPWR Position: Q4 2014 in Review

Robert N. Shapiro reduced its Monolithic Power Systems (MPWR) stake by 3.4% in Q4 2014, selling an estimated $135 and leaving 86 shares worth $4K. The position accounts for ﹤0.01% of the portfolio, ranked #777.

Robert N. Shapiro first reported a position in MPWR in Q4 2013 and has held it in 5 quarters since. 173 funds tracked by Wall St. Rank hold MPWR as of Q4 2014.

  • Robert N. Shapiro held 86 shares of Monolithic Power Systems worth $4K as of Q4 2014.
  • Robert N. Shapiro sold 3 Monolithic Power Systems shares in Q4 2014, an estimated $135.
  • Monolithic Power Systems made up ﹤0.01% of Robert N. Shapiro's portfolio in Q4 2014, its #777 holding.
  • Robert N. Shapiro first reported a position in Monolithic Power Systems in Q4 2013 and has held it in 5 quarters since.
  • 173 funds tracked by Wall St. Rank held Monolithic Power Systems as of Q4 2014.

Based on Robert N. Shapiro's 13F filing for Q4 2014, filed 19 Feb 2015.