Mitsubishi UFJ Asset Management
MASI

Mitsubishi UFJ Asset Management’s Masimo MASI Stock Holding History

Mitsubishi UFJ Asset 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
2026
Q1 		$633K Buy
3,558
+56
+2% +$8.79K ﹤0.01% 853
2025
Q4 		$446K Sell
3,502
-650
-16% -$93.1K ﹤0.01% 901
2025
Q3 		$613K Sell
4,152
-167
-4% -$25.3K ﹤0.01% 852
2025
Q2 		$727K Buy
4,319
+280
+7% +$44.7K ﹤0.01% 824
2025
Q1 		$673K Buy
4,039
+115
+3% +$20K ﹤0.01% 822
2024
Q4 		$672K Sell
3,924
-2,529
-39% -$399K ﹤0.01% 841
2024
Q3 		$860K Sell
6,453
-234
-3% -$27.2K ﹤0.01% 814
2024
Q2 		$842K Sell
6,687
-2,034
-23% -$268K ﹤0.01% 801
2024
Q1 		$1.28M Sell
8,721
-2,345
-21% -$303K ﹤0.01% 770
2023
Q4 		$1.21M Buy
11,066
+4,823
+77% +$450K ﹤0.01% 791
2023
Q3 		$547K Sell
6,243
-17,609
-74% -$2.05M ﹤0.01% 882
2023
Q2 		$3.92M Sell
23,852
-3,788
-14% -$659K 0.01% 636
2023
Q1 		$5.1M Buy
27,640
+100
+0.4% +$16.9K 0.01% 572
2022
Q4 		$4.02M Buy
27,540
+3,506
+15% +$482K 0.01% 591
2022
Q3 		$3.39M Sell
24,034
-155
-0.6% -$22.6K 0.01% 610
2022
Q2 		$3.16M Buy
24,189
+6,293
+35% +$842K 0.01% 619
2022
Q1 		$2.6M Sell
17,896
-457
-2% -$87.7K 0.01% 680
2021
Q4 		$5.23M Sell
18,353
-1,890
-9% -$538K 0.02% 577
2021
Q3 		$5.48M Sell
20,243
-811
-4% -$220K 0.03% 547
2021
Q2 		$5.11M Buy
21,054
+2,632
+14% +$601K 0.03% 555
2021
Q1 		$4.23M Buy
18,422
+4,185
+29% +$1.05M 0.03% 546
2020
Q4 		$3.82M Buy
14,237
+2,371
+20% +$591K 0.03% 512
2020
Q3 		$2.8M Buy
11,866
+1,951
+20% +$437K 0.03% 514
2020
Q2 		$2.26M Buy
9,915
+6,918
+231% +$1.52M 0.03% 508
2020
Q1 		$531K Buy
2,997
+261
+10% +$44.8K 0.01% 729
2019
Q4 		$431K Buy
2,736
+411
+18% +$61.8K 0.01% 789
2019
Q3 		$346K Buy
2,325
+130
+6% +$19.7K 0.01% 775
2019
Q2 		$327K Buy
+2,195
New +$301K 0.01% 785

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

Mitsubishi UFJ Asset Management's MASI Position: Q1 2026 in Review

Mitsubishi UFJ Asset Management increased its Masimo (MASI) stake by 1.6% in Q1 2026, buying an estimated $8.79K and bringing the position to 3,558 shares worth $633K. The position accounts for ﹤0.01% of the portfolio, ranked #853.

Mitsubishi UFJ Asset Management first reported a position in MASI in Q2 2019 and has held it in 28 quarters since. The position peaked at $5.48M in Q3 2021. 445 funds tracked by Wall St. Rank hold MASI as of Q1 2026.

  • Mitsubishi UFJ Asset Management held 3,558 shares of Masimo worth $633K as of Q1 2026.
  • Mitsubishi UFJ Asset Management bought 56 Masimo shares in Q1 2026, an estimated $8.79K.
  • Masimo made up ﹤0.01% of Mitsubishi UFJ Asset Management's portfolio in Q1 2026, its #853 holding.
  • Mitsubishi UFJ Asset Management first reported a position in Masimo in Q2 2019 and has held it in 28 quarters since.
  • Mitsubishi UFJ Asset Management's Masimo position peaked at $5.48M in Q3 2021.
  • 445 funds tracked by Wall St. Rank held Masimo as of Q1 2026.

Based on Mitsubishi UFJ Asset Management's 13F filing for Q1 2026, filed 12 May 2026.