BIM
MASI

BlackRock Investment Management’s Masimo MASI Stock Holding History

BlackRock Investment Management’s Portfolio MASI Stock Details MASI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2016
Q4 		$16.1M Buy
239,113
+42,029
+21% +$2.58M 0.02% 810
2016
Q3 		$11.7M Sell
197,084
-254
-0.1% -$14.3K 0.01% 908
2016
Q2 		$10.4M Buy
197,338
+11,623
+6% +$547K 0.01% 937
2016
Q1 		$7.77M Buy
185,715
+73
+0% +$2.75K 0.01% 1078
2015
Q4 		$7.71M Sell
185,642
-28,913
-13% -$1.18M 0.01% 1095
2015
Q3 		$8.27M Buy
214,555
+156
+0.1% +$6.37K 0.01% 1038
2015
Q2 		$8.31M Buy
214,399
+24,964
+13% +$894K 0.01% 1130
2015
Q1 		$6.25M Buy
189,435
+14,741
+8% +$424K 0.01% 1220
2014
Q4 		$4.6M Sell
174,694
-1,996
-1% -$49.3K 0.01% 1420
2014
Q3 		$3.76M Buy
176,690
+2,740
+2% +$62.6K 0.01% 1549
2014
Q2 		$4.11M Sell
173,950
-84,409
-33% -$2.09M 0.01% 1531
2014
Q1 		$7.06M Sell
258,359
-2,001
-0.8% -$57.1K 0.01% 1135
2013
Q4 		$7.61M Sell
260,360
-4,060
-2% -$114K 0.01% 1069
2013
Q3 		$7.04M Buy
264,420
+22,021
+9% +$543K 0.01% 1075
2013
Q2 		$5.14M Buy
+242,399
New +$5.1M 0.01% 1194

Other funds holding MASI

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
JHIU
Janus Henderson Investors US Denver, Colorado $122B AUM 18.26% 1-Year Est. Return
BIT
BlackRock Institutional Trust San Francisco, California $675B AUM 16.07% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $544B AUM 28.31% 1-Year Est. Return
CWAM
Columbia Wanger Asset Management Chicago, Illinois $6.69B AUM 31.14% 1-Year Est. Return
CIP
Champlain Investment Partners Burlington, Vermont $7.88B AUM 6.82% 1-Year Est. Return

BlackRock Investment Management's MASI Position: Q4 2016 in Review

BlackRock Investment Management increased its Masimo (MASI) stake by 21% in Q4 2016, buying an estimated $2.58M and bringing the position to 239,113 shares worth $16.1M. The position accounts for 0.02% of the portfolio, ranked #810.

BlackRock Investment Management first reported a position in MASI in Q2 2013 and has held it in 15 quarters since. 314 funds tracked by Wall St. Rank hold MASI as of Q4 2016.

  • BlackRock Investment Management held 239,113 shares of Masimo worth $16.1M as of Q4 2016.
  • BlackRock Investment Management bought 42,029 Masimo shares in Q4 2016, an estimated $2.58M.
  • Masimo made up 0.02% of BlackRock Investment Management's portfolio in Q4 2016, its #810 holding.
  • BlackRock Investment Management first reported a position in Masimo in Q2 2013 and has held it in 15 quarters since.
  • 314 funds tracked by Wall St. Rank held Masimo as of Q4 2016.

Based on BlackRock Investment Management's 13F filing for Q4 2016, filed 10 Feb 2017.