Northwestern Mutual Wealth Management’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
$9.25K Sell
52
-2
-4% -$314 ﹤0.01% 3093
2025
Q4
$7.02K Sell
54
-99
-65% -$14.2K ﹤0.01% 3111
2025
Q3
$22.6K Buy
153
+1
+0.7% +$151 ﹤0.01% 2629
2025
Q2
$25.6K Hold
152
﹤0.01% 2490
2025
Q1
$25.3K Hold
152
﹤0.01% 2422
2024
Q4
$25.1K Sell
152
-1,508
-91% -$238K ﹤0.01% 2425
2024
Q3
$221K Buy
1,660
+1,310
+374% +$152K ﹤0.01% 1589
2024
Q2
$44.1K Buy
350
+200
+133% +$26.3K ﹤0.01% 2134
2024
Q1
$22K Hold
150
﹤0.01% 2387
2023
Q4
$17.6K Sell
150
-50
-25% -$4.66K ﹤0.01% 2450
2023
Q3
$17.5K Sell
200
-40
-17% -$4.66K ﹤0.01% 2350
2023
Q2
$39.5K Buy
240
+35
+17% +$6.09K ﹤0.01% 2072
2023
Q1
$37.8K Sell
205
-26
-11% -$4.39K ﹤0.01% 2046
2022
Q4
$34.2K Sell
231
-421
-65% -$57.9K ﹤0.01% 2044
2022
Q3
$92K Sell
652
-165
-20% -$24.1K ﹤0.01% 1665
2022
Q2
$107K Buy
817
+190
+30% +$25.4K ﹤0.01% 1621
2022
Q1
$92K Sell
627
-96
-13% -$18.4K ﹤0.01% 1746
2021
Q4
$212K Sell
723
-109
-13% -$31K ﹤0.01% 1408
2021
Q3
$226K Sell
832
-287
-26% -$77.8K ﹤0.01% 1308
2021
Q2
$271K Sell
1,119
-157
-12% -$35.8K ﹤0.01% 1207
2021
Q1
$293K Sell
1,276
-361
-22% -$90.7K ﹤0.01% 1104
2020
Q4
$439K Buy
1,637
+39
+2% +$9.73K ﹤0.01% 872
2020
Q3
$377K Buy
1,598
+311
+24% +$69.7K ﹤0.01% 836
2020
Q2
$293K Buy
1,287
+45
+4% +$9.88K ﹤0.01% 850
2020
Q1
$220K Buy
1,242
+5
+0.4% +$858 ﹤0.01% 853
2019
Q4
$196K Hold
1,237
﹤0.01% 962
2019
Q3
$184K Sell
1,237
-34
-3% -$5.16K ﹤0.01% 926
2019
Q2
$189K Hold
1,271
﹤0.01% 908
2019
Q1
$176K Buy
1,271
+50
+4% +$6.28K ﹤0.01% 897
2018
Q4
$131K Hold
1,221
﹤0.01% 914
2018
Q3
$152K Buy
1,221
+100
+9% +$11.1K ﹤0.01% 897
2018
Q2
$109K Buy
+1,121
New +$107K ﹤0.01% 972
2018
Q1
Sell
-55
Closed -$5K 2332
2017
Q4
$5K Buy
55
+40
+267% +$3.47K ﹤0.01% 1931
2017
Q3
$1K Buy
+15
New +$1.33K ﹤0.01% 2069
2017
Q1
Sell
-71
Closed -$5K 2242
2016
Q4
$5K Buy
+71
New +$4.36K ﹤0.01% 1855
2016
Q3
Sell
-70
Closed -$4K 965
2016
Q2
$4K Buy
+70
New +$3.3K ﹤0.01% 1660
2015
Q4
Sell
-14
Closed -$1K 1731
2015
Q3
$1K Buy
14
+13
+1,300% +$531 ﹤0.01% 1570
2015
Q2
$0 Sell
1
-90
-99% -$3.22K ﹤0.01% 1546
2015
Q1
$3K Buy
+91
New +$2.62K ﹤0.01% 1306

Other funds holding MASI

Northwestern Mutual Wealth Management's MASI Position: Q1 2026 in Review

Northwestern Mutual Wealth Management reduced its Masimo (MASI) stake by 3.7% in Q1 2026, selling an estimated $314 and leaving 52 shares worth $9.25K. The position accounts for ﹤0.01% of the portfolio, ranked #3093.

Northwestern Mutual Wealth Management first reported a position in MASI in Q1 2015 and has held it in 39 quarters since. The position peaked at $439K in Q4 2020. 445 funds tracked by Wall St. Rank hold MASI as of Q1 2026.

  • Northwestern Mutual Wealth Management held 52 shares of Masimo worth $9.25K as of Q1 2026.
  • Northwestern Mutual Wealth Management sold 2 Masimo shares in Q1 2026, an estimated $314.
  • Masimo made up ﹤0.01% of Northwestern Mutual Wealth Management's portfolio in Q1 2026, its #3093 holding.
  • Northwestern Mutual Wealth Management first reported a position in Masimo in Q1 2015 and has held it in 39 quarters since.
  • Northwestern Mutual Wealth Management's Masimo position peaked at $439K in Q4 2020.
  • 445 funds tracked by Wall St. Rank held Masimo as of Q1 2026.

Based on Northwestern Mutual Wealth Management's 13F filing for Q1 2026, filed 7 May 2026.