SOMRS
MASI

State of Michigan Retirement System’s Masimo MASI Stock Holding History

State of Michigan Retirement System’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
Q2 		– Sell
-10,996
Closed -$1.96M – 972
2026
Q1 		$1.96M Buy
10,996
+200
+2% +$31.4K 0.01% 670
2025
Q4 		$1.4M Sell
10,796
-200
-2% -$28.6K 0.01% 756
2025
Q3 		$1.62M Buy
10,996
+200
+2% +$30.3K 0.01% 723
2025
Q2 		$1.82M Buy
10,796
+200
+2% +$31.9K 0.01% 676
2025
Q1 		$1.77M Buy
10,596
+100
+1% +$17.4K 0.01% 678
2024
Q4 		$1.73M Hold
10,496
– – 0.01% 704
2024
Q3 		$1.4M Sell
10,496
-200
-2% -$23.2K 0.01% 764
2024
Q2 		$1.35M Sell
10,696
-200
-2% -$26.3K 0.01% 762
2024
Q1 		$1.6M Buy
10,896
+200
+2% +$25.8K 0.01% 721
2023
Q4 		$1.25M Buy
10,696
+100
+0.9% +$9.32K 0.01% 759
2023
Q3 		$929K Sell
10,596
-1,400
-12% -$163K 0.01% 816
2023
Q2 		$1.97M Sell
11,996
-200
-2% -$34.8K 0.01% 601
2023
Q1 		$2.25M Sell
12,196
-100
-0.8% -$16.9K 0.01% 563
2022
Q4 		$1.82M Buy
12,296
+100
+0.8% +$13.8K 0.01% 613
2022
Q3 		$1.72M Sell
12,196
-800
-6% -$117K 0.01% 604
2022
Q2 		$1.7M Buy
12,996
+100
+0.8% +$13.4K 0.01% 613
2022
Q1 		$1.88M Buy
12,896
+30
+0.2% +$5.76K 0.01% 630
2021
Q4 		$3.77M Buy
12,866
+200
+2% +$57K 0.02% 480
2021
Q3 		$3.43M Sell
12,666
-100
-0.8% -$27.1K 0.02% 481
2021
Q2 		$3.1M Sell
12,766
-60,400
-83% -$13.8M 0.02% 514
2021
Q1 		$16.8M Buy
73,166
+400
+0.5% +$100K 0.11% 173
2020
Q4 		$19.5M Buy
72,766
+54,400
+296% +$13.6M 0.13% 153
2020
Q3 		$4.33M Buy
18,366
+200
+1% +$44.8K 0.03% 354
2020
Q2 		$4.14M Buy
18,166
+4,566
+34% +$1M 0.04% 340
2020
Q1 		$2.41M Sell
13,600
-800
-6% -$137K 0.03% 395
2019
Q4 		$2.28M Buy
14,400
+200
+1% +$30.1K 0.02% 528
2019
Q3 		$2.11M Sell
14,200
-300
-2% -$45.6K 0.02% 515
2019
Q2 		$2.16M Sell
14,500
-2,900
-17% -$398K 0.02% 517
2019
Q1 		$2.41M Hold
17,400
– – 0.02% 531
2018
Q4 		$1.87M Sell
17,400
-400
-2% -$44.6K 0.02% 571
2018
Q3 		$2.22M Buy
17,800
+300
+2% +$33.3K 0.02% 587
2018
Q2 		$1.71M Buy
17,500
+200
+1% +$19K 0.01% 673
2018
Q1 		$1.52M Buy
17,300
+200
+1% +$17.4K 0.01% 698
2017
Q4 		$1.45M Sell
17,100
-900
-5% -$78.1K 0.01% 716
2017
Q3 		$1.56M Sell
18,000
-800
-4% -$70.7K 0.01% 698
2017
Q2 		$1.71M Buy
18,800
+600
+3% +$55.1K 0.01% 683
2017
Q1 		$1.7M Buy
+18,200
New +$1.5M 0.01% 680
2014
Q2 		– Sell
-24,300
Closed -$664K – 960
2014
Q1 		$664K Buy
24,300
+200
+0.8% +$5.7K 0.01% 928
2013
Q4 		$704K Buy
24,100
+200
+0.8% +$5.6K 0.01% 918
2013
Q3 		$637K Buy
23,900
+300
+1% +$7.4K 0.01% 919
2013
Q2 		$500K Buy
+23,600
New +$496K ﹤0.01% 923

Other funds holding MASI

IA
IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return

State of Michigan Retirement System's MASI Position: Q2 2026 in Review

State of Michigan Retirement System sold out of Masimo (MASI) in Q2 2026, closing a stake of 10,996 shares — an estimated $1.96M sold.

State of Michigan Retirement System first reported a position in MASI in Q2 2013 and held it in 41 quarters. The position peaked at $19.5M in Q4 2020. 1 fund tracked by Wall St. Rank holds MASI as of Q2 2026.

  • State of Michigan Retirement System reported no remaining Masimo position as of Q2 2026 after selling out during the quarter.
  • State of Michigan Retirement System sold 10,996 Masimo shares in Q2 2026, an estimated $1.96M.
  • State of Michigan Retirement System first reported a position in Masimo in Q2 2013 and held it in 41 quarters.
  • State of Michigan Retirement System's Masimo position peaked at $19.5M in Q4 2020.
  • 1 fund tracked by Wall St. Rank held Masimo as of Q2 2026.

Based on State of Michigan Retirement System's 13F filing for Q2 2026, filed 30 Jul 2026.