Mercer Global Advisors
MASI

Mercer Global Advisors’s Masimo MASI Stock Holding History

Mercer Global Advisors’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
2026
Q1 		$3.23M Buy
18,139
+7,277
+67% +$1.14M ﹤0.01% 968
2025
Q4 		$1.41M Buy
+10,862
New +$1.56M ﹤0.01% 1287
2025
Q3 		– Sell
-1,472
Closed -$248K – 2699
2025
Q2 		$248K Buy
+1,472
New +$235K ﹤0.01% 1960
2022
Q1 		– Sell
-829
Closed -$243K – 1916
2021
Q4 		$243K Buy
829
+2
+0.2% +$570 ﹤0.01% 1567
2021
Q3 		$224K Sell
827
-125
-13% -$33.9K ﹤0.01% 1566
2021
Q2 		$231K Buy
+952
New +$217K ﹤0.01% 1501
2021
Q1 		– Sell
-2,617
Closed -$702K – 1654
2020
Q4 		$702K Buy
2,617
+546
+26% +$136K 0.01% 740
2020
Q3 		$489K Buy
+2,071
New +$464K 0.01% 785
2019
Q3 		– Sell
-1,936
Closed -$288K – 1165
2019
Q2 		$288K Buy
1,936
+72
+4% +$9.88K 0.01% 893
2019
Q1 		$258K Buy
+1,864
New +$234K 0.01% 877

Other funds holding MASI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
PCM
Politan Capital Management New York $985M AUM 3.12% 1-Year Est. Return
PCM
Pentwater Capital Management Naples, Florida $19.3B AUM 58.13% 1-Year Est. Return
Barclays
Barclays London, United Kingdom $416B AUM 33.63% 1-Year Est. Return
HI
HBK Investments Dallas, Texas $9.85B AUM 55.6% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Mercer Global Advisors's MASI Position: Q1 2026 in Review

Mercer Global Advisors increased its Masimo (MASI) stake by 67% in Q1 2026, buying an estimated $1.14M and bringing the position to 18,139 shares worth $3.23M. The position accounts for ﹤0.01% of the portfolio, ranked #968.

Mercer Global Advisors first reported a position in MASI in Q1 2019 and has held it in 10 quarters since. 445 funds tracked by Wall St. Rank hold MASI as of Q1 2026.

  • Mercer Global Advisors held 18,139 shares of Masimo worth $3.23M as of Q1 2026.
  • Mercer Global Advisors bought 7,277 Masimo shares in Q1 2026, an estimated $1.14M.
  • Masimo made up ﹤0.01% of Mercer Global Advisors's portfolio in Q1 2026, its #968 holding.
  • Mercer Global Advisors first reported a position in Masimo in Q1 2019 and has held it in 10 quarters since.
  • 445 funds tracked by Wall St. Rank held Masimo as of Q1 2026.

Based on Mercer Global Advisors's 13F filing for Q1 2026, filed 15 May 2026.