ProShare Advisors’s Masimo MASI Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $697K | Buy |
3,917
+2,087
| +114% | +$328K | ﹤0.01% | 904 |
|
|
2025
Q4 | $238K | Sell |
1,830
-134
| -7% | -$19.2K | ﹤0.01% | 1594 |
|
|
2025
Q3 | $290K | Sell |
1,964
-31
| -2% | -$4.69K | ﹤0.01% | 1448 |
|
|
2025
Q2 | $336K | Buy |
1,995
+101
| +5% | +$16.1K | ﹤0.01% | 1371 |
|
|
2025
Q1 | $316K | Sell |
1,894
-184
| -9% | -$31.9K | ﹤0.01% | 1376 |
|
|
2024
Q4 | $343K | Buy |
2,078
+153
| +8% | +$24.2K | ﹤0.01% | 1522 |
|
|
2024
Q3 | $257K | Sell |
1,925
-178
| -8% | -$20.7K | ﹤0.01% | 1575 |
|
|
2024
Q2 | $265K | Sell |
2,103
-61
| -3% | -$8.03K | ﹤0.01% | 1375 |
|
|
2024
Q1 | $318K | Sell |
2,164
-172
| -7% | -$22.2K | ﹤0.01% | 1393 |
|
|
2023
Q4 | $274K | Sell |
2,336
-60
| -3% | -$5.59K | ﹤0.01% | 1446 |
|
|
2023
Q3 | $210K | Sell |
2,396
-441
| -16% | -$51.3K | ﹤0.01% | 1432 |
|
|
2023
Q2 | $467K | Sell |
2,837
-185
| -6% | -$32.2K | ﹤0.01% | 990 |
|
|
2023
Q1 | $558K | Sell |
3,022
-688
| -19% | -$116K | ﹤0.01% | 871 |
|
|
2022
Q4 | $549K | Buy |
3,710
+301
| +9% | +$41.4K | ﹤0.01% | 922 |
|
|
2022
Q3 | $482K | Sell |
3,409
-234
| -6% | -$34.2K | ﹤0.01% | 913 |
|
|
2022
Q2 | $475K | Sell |
3,643
-1,413
| -28% | -$189K | ﹤0.01% | 959 |
|
|
2022
Q1 | $735K | Sell |
5,056
-807
| -14% | -$155K | ﹤0.01% | 1058 |
|
|
2021
Q4 | $1.72M | Buy |
5,863
+1,168
| +25% | +$333K | ﹤0.01% | 804 |
|
|
2021
Q3 | $1.27M | Sell |
4,695
-956
| -17% | -$259K | ﹤0.01% | 829 |
|
|
2021
Q2 | $1.37M | Buy |
5,651
+784
| +16% | +$179K | ﹤0.01% | 864 |
|
|
2021
Q1 | $1.12M | Sell |
4,867
-10
| -0.2% | -$2.51K | ﹤0.01% | 924 |
|
|
2020
Q4 | $1.31M | Buy |
4,877
+591
| +14% | +$147K | ﹤0.01% | 775 |
|
|
2020
Q3 | $1.01M | Buy |
4,286
+188
| +5% | +$42.1K | ﹤0.01% | 717 |
|
|
2020
Q2 | $934K | Buy |
4,098
+1,405
| +52% | +$308K | 0.01% | 732 |
|
|
2020
Q1 | $477K | Sell |
2,693
-2,636
| -49% | -$452K | ﹤0.01% | 736 |
|
|
2019
Q4 | $842K | Buy |
5,329
+485
| +10% | +$72.9K | ﹤0.01% | 859 |
|
|
2019
Q3 | $721K | Sell |
4,844
-249
| -5% | -$37.8K | ﹤0.01% | 861 |
|
|
2019
Q2 | $758K | Sell |
5,093
-918
| -15% | -$126K | ﹤0.01% | 865 |
|
|
2019
Q1 | $831K | Buy |
6,011
+1,343
| +29% | +$169K | 0.01% | 845 |
|
|
2018
Q4 | $501K | Sell |
4,668
-989
| -17% | -$110K | ﹤0.01% | 951 |
|
|
2018
Q3 | $705K | Buy |
5,657
+470
| +9% | +$52.1K | ﹤0.01% | 969 |
|
|
2018
Q2 | $507K | Sell |
5,187
-5,769
| -53% | -$549K | ﹤0.01% | 1112 |
|
|
2018
Q1 | $964K | Sell |
10,956
-1,090
| -9% | -$95K | 0.01% | 833 |
|
|
2017
Q4 | $1.02M | Buy |
12,046
+4,781
| +66% | +$415K | 0.01% | 819 |
|
|
2017
Q3 | $629K | Buy |
7,265
+156
| +2% | +$13.8K | 0.01% | 882 |
|
|
2017
Q2 | $648K | Sell |
7,109
-1,309
| -16% | -$120K | 0.01% | 866 |
|
|
2017
Q1 | $785K | Buy |
8,418
+870
| +12% | +$71.6K | 0.01% | 838 |
|
|
2016
Q4 | $509K | Buy |
7,548
+2,641
| +54% | +$162K | 0.01% | 1067 |
|
|
2016
Q3 | $292K | Sell |
4,907
-1,080
| -18% | -$60.9K | ﹤0.01% | 1161 |
|
|
2016
Q2 | $314K | Sell |
5,987
-387
| -6% | -$18.2K | ﹤0.01% | 1188 |
|
|
2016
Q1 | $267K | Sell |
6,374
-1,116
| -15% | -$42K | ﹤0.01% | 1261 |
|
|
2015
Q4 | $311K | Buy |
+7,490
| New | +$306K | ﹤0.01% | 1276 |
|
|
2015
Q3 | – | Sell |
-6,381
| Closed | -$247K | – | 1509 |
|
|
2015
Q2 | $247K | Sell |
6,381
-3,541
| -36% | -$127K | ﹤0.01% | 1391 |
|
|
2015
Q1 | $327K | Sell |
9,922
-900
| -8% | -$25.9K | ﹤0.01% | 1416 |
|
|
2014
Q4 | $285K | Sell |
10,822
-9,683
| -47% | -$239K | ﹤0.01% | 1553 |
|
|
2014
Q3 | $436K | Sell |
20,505
-7,132
| -26% | -$163K | 0.01% | 1502 |
|
|
2014
Q2 | $652K | Sell |
27,637
-28,340
| -51% | -$703K | 0.01% | 1412 |
|
|
2014
Q1 | $1.53M | Buy |
55,977
+13,988
| +33% | +$399K | 0.02% | 945 |
|
|
2013
Q4 | $1.23M | Buy |
41,989
+5,452
| +15% | +$153K | 0.02% | 930 |
|
|
2013
Q3 | $973K | Buy |
36,537
+157
| +0.4% | +$3.87K | 0.02% | 897 |
|
|
2013
Q2 | $771K | Buy |
+36,380
| New | +$765K | 0.02% | 1008 |
|
Other funds holding MASI
PCM
PCM
HI
VCM
VPM
ProShare Advisors's MASI Position: Q1 2026 in Review
ProShare Advisors increased its Masimo (MASI) stake by 114% in Q1 2026, buying an estimated $328K and bringing the position to 3,917 shares worth $697K. The position accounts for ﹤0.01% of the portfolio, ranked #904.
ProShare Advisors first reported a position in MASI in Q2 2013 and has held it in 51 quarters since. The position peaked at $1.72M in Q4 2021. 445 funds tracked by Wall St. Rank hold MASI as of Q1 2026.
- ProShare Advisors held 3,917 shares of Masimo worth $697K as of Q1 2026.
- ProShare Advisors bought 2,087 Masimo shares in Q1 2026, an estimated $328K.
- Masimo made up ﹤0.01% of ProShare Advisors's portfolio in Q1 2026, its #904 holding.
- ProShare Advisors first reported a position in Masimo in Q2 2013 and has held it in 51 quarters since.
- ProShare Advisors's Masimo position peaked at $1.72M in Q4 2021.
- 445 funds tracked by Wall St. Rank held Masimo as of Q1 2026.
Based on ProShare Advisors's 13F filing for Q1 2026, filed 27 Apr 2026.