Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$488M Buy
2,743,985
+2,685,627
+4,602% +$422M 0.12% 131
2025
Q4
$7.59M Sell
58,358
-19,446
-25% -$2.78M ﹤0.01% 1895
2025
Q3
$11.5M Buy
77,804
+21,690
+39% +$3.28M ﹤0.01% 1561
2025
Q2
$9.44M Buy
56,114
+16,261
+41% +$2.6M ﹤0.01% 1630
2025
Q1
$6.64M Sell
39,853
-13,366
-25% -$2.32M ﹤0.01% 1700
2024
Q4
$8.8M Buy
53,219
+13,262
+33% +$2.09M ﹤0.01% 1668
2024
Q3
$5.33M Buy
39,957
+24,137
+153% +$2.8M ﹤0.01% 2042
2024
Q2
$1.99M Sell
15,820
-50,220
-76% -$6.61M ﹤0.01% 2151
2024
Q1
$9.7M Buy
66,040
+16,780
+34% +$2.17M ﹤0.01% 1412
2023
Q4
$5.77M Buy
49,260
+17,932
+57% +$1.67M ﹤0.01% 1962
2023
Q3
$2.75M Sell
31,328
-17,624
-36% -$2.05M ﹤0.01% 1695
2023
Q2
$8.06M Buy
48,952
+5,502
+13% +$958K 0.01% 1072
2023
Q1
$8.02M Sell
43,450
-551
-1% -$93K ﹤0.01% 1272
2022
Q4
$6.51M Sell
44,001
-360,696
-89% -$49.6M ﹤0.01% 1444
2022
Q3
$57.1M Buy
404,697
+221,990
+122% +$32.4M 0.06% 275
2022
Q2
$23.9M Buy
182,707
+150,239
+463% +$20.1M 0.01% 642
2022
Q1
$4.72M Sell
32,468
-16,822
-34% -$3.23M ﹤0.01% 1284
2021
Q4
$14.4M Sell
49,290
-18,460
-27% -$5.26M 0.01% 1082
2021
Q3
$18.3M Sell
67,750
-734
-1% -$199K 0.01% 924
2021
Q2
$16.6M Buy
68,484
+7,538
+12% +$1.72M 0.01% 974
2021
Q1
$14M Buy
60,946
+16,899
+38% +$4.25M 0.01% 943
2020
Q4
$11.8M Sell
44,047
-3,600
-8% -$898K 0.01% 1089
2020
Q3
$11.2M Sell
47,647
-2,233
-4% -$501K 0.01% 988
2020
Q2
$11.4M Buy
49,880
+24,936
+100% +$5.47M 0.01% 895
2020
Q1
$4.42M Sell
24,944
-42,993
-63% -$7.37M ﹤0.01% 1573
2019
Q4
$10.7M Buy
67,937
+33,820
+99% +$5.08M 0.01% 1347
2019
Q3
$5.08M Sell
34,117
-68,143
-67% -$10.4M ﹤0.01% 1840
2019
Q2
$15.2M Buy
102,260
+79,380
+347% +$10.9M 0.01% 1092
2019
Q1
$3.17M Sell
22,880
-25,186
-52% -$3.16M ﹤0.01% 2087
2018
Q4
$5.16M Buy
48,066
+24,017
+100% +$2.68M ﹤0.01% 1578
2018
Q3
$3M Sell
24,049
-62,828
-72% -$6.97M ﹤0.01% 2409
2018
Q2
$8.48M Buy
86,877
+71,993
+484% +$6.84M 0.01% 1341
2018
Q1
$1.31M Buy
14,884
+6,629
+80% +$578K ﹤0.01% 2903
2017
Q4
$700K Sell
8,255
-16,313
-66% -$1.41M ﹤0.01% 3476
2017
Q3
$2.13M Buy
24,568
+22,470
+1,071% +$1.99M ﹤0.01% 2281
2017
Q2
$191K Sell
2,098
-22,265
-91% -$2.04M ﹤0.01% 4399
2017
Q1
$2.27M Sell
24,363
-18,519
-43% -$1.52M ﹤0.01% 1971
2016
Q4
$2.89M Sell
42,882
-9,448
-18% -$581K ﹤0.01% 1821
2016
Q3
$3.11M Sell
52,330
-10,250
-16% -$578K ﹤0.01% 1641
2016
Q2
$3.29M Buy
62,580
+24,563
+65% +$1.16M ﹤0.01% 1613
2016
Q1
$1.56M Sell
38,017
-4,283
-10% -$161K ﹤0.01% 2148
2015
Q4
$1.74M Buy
42,300
+12,072
+40% +$493K ﹤0.01% 2130
2015
Q3
$1.15M Buy
30,228
+29,387
+3,494% +$1.2M ﹤0.01% 2584
2015
Q2
$32K Sell
841
-15,694
-95% -$562K ﹤0.01% 5418
2015
Q1
$529K Sell
16,535
-3,313
-17% -$95.2K ﹤0.01% 3577
2014
Q4
$516K Sell
19,848
-153
-0.8% -$3.78K ﹤0.01% 3839
2014
Q3
$421K Buy
20,001
+1,572
+9% +$35.9K ﹤0.01% 4091
2014
Q2
$424K Buy
18,429
+12,350
+203% +$306K ﹤0.01% 4150
2014
Q1
$165K Buy
6,079
+2,548
+72% +$72.7K ﹤0.01% 4977
2013
Q4
$103K Buy
3,531
+1,400
+66% +$39.2K ﹤0.01% 5616
2013
Q3
$56K Sell
2,131
-11,854
-85% -$292K ﹤0.01% 5990
2013
Q2
$296K Buy
+13,985
New +$294K ﹤0.01% 4794

Other funds holding MASI

Barclays's MASI Position: Q1 2026 in Review

Barclays increased its Masimo (MASI) stake by 4,602% in Q1 2026, buying an estimated $422M and bringing the position to 2,743,985 shares worth $488M. The position accounts for 0.12% of the portfolio, ranked #131.

Barclays first reported a position in MASI in Q2 2013 and has held it in 52 quarters since. 445 funds tracked by Wall St. Rank hold MASI as of Q1 2026.

  • Barclays held 2,743,985 shares of Masimo worth $488M as of Q1 2026.
  • Barclays bought 2,685,627 Masimo shares in Q1 2026, an estimated $422M.
  • Masimo made up 0.12% of Barclays's portfolio in Q1 2026, its #131 holding.
  • Barclays first reported a position in Masimo in Q2 2013 and has held it in 52 quarters since.
  • 445 funds tracked by Wall St. Rank held Masimo as of Q1 2026.

Based on Barclays's 13F filing for Q1 2026, filed 15 May 2026.