VI
MASI

Vestcor Inc’s Masimo MASI Stock Holding History

Vestcor Inc’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 		$5.34M Buy
30,000
+26,175
+684% +$4.11M 0.15% 148
2025
Q4 		$497K Hold
3,825
– – 0.01% 708
2025
Q3 		$564K Hold
3,825
– – 0.02% 673
2025
Q2 		$643K Hold
3,825
– – 0.02% 614
2025
Q1 		$637K Buy
+3,825
New +$664K 0.02% 585
2023
Q4 		– Sell
-3,779
Closed -$331K – 1278
2023
Q3 		$331K Buy
3,779
+2,606
+222% +$303K 0.01% 788
2023
Q2 		$193K Sell
1,173
-1,271
-52% -$221K 0.01% 854
2023
Q1 		$451K Sell
2,444
-500
-17% -$84.3K 0.02% 656
2022
Q4 		$436K Buy
2,944
+1,702
+137% +$234K 0.02% 692
2022
Q3 		$175K Buy
1,242
+18
+1% +$2.63K 0.01% 969
2022
Q2 		$160K Buy
1,224
+394
+47% +$52.7K 0.01% 964
2022
Q1 		$121K Sell
830
-649
-44% -$125K ﹤0.01% 1052
2021
Q4 		$433K Sell
1,479
-220
-13% -$62.7K 0.02% 670
2021
Q3 		$460K Sell
1,699
-108
-6% -$29.3K 0.02% 608
2021
Q2 		$438K Sell
1,807
-3,430
-65% -$783K 0.01% 657
2021
Q1 		$1.2M Buy
5,237
+4,311
+466% +$1.08M 0.05% 417
2020
Q4 		$249K Hold
926
– – 0.01% 692
2020
Q3 		$219K Hold
926
– – 0.01% 651
2020
Q2 		$211K Buy
+926
New +$203K 0.01% 587

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

Vestcor Inc's MASI Position: Q1 2026 in Review

Vestcor Inc increased its Masimo (MASI) stake by 684% in Q1 2026, buying an estimated $4.11M and bringing the position to 30,000 shares worth $5.34M. The position accounts for 0.15% of the portfolio, ranked #148.

Vestcor Inc first reported a position in MASI in Q2 2020 and has held it in 19 quarters since. 445 funds tracked by Wall St. Rank hold MASI as of Q1 2026.

  • Vestcor Inc held 30,000 shares of Masimo worth $5.34M as of Q1 2026.
  • Vestcor Inc bought 26,175 Masimo shares in Q1 2026, an estimated $4.11M.
  • Masimo made up 0.15% of Vestcor Inc's portfolio in Q1 2026, its #148 holding.
  • Vestcor Inc first reported a position in Masimo in Q2 2020 and has held it in 19 quarters since.
  • 445 funds tracked by Wall St. Rank held Masimo as of Q1 2026.

Based on Vestcor Inc's 13F filing for Q1 2026, filed 12 May 2026.