ACM
MASI

Aquatic Capital Management’s Masimo MASI Stock Holding History

Aquatic Capital Management’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
2025
Q2 		– Sell
-17,388
Closed -$2.9M – 1417
2025
Q1 		$2.9M Buy
+17,388
New +$3.02M 0.07% 330
2024
Q3 		– Sell
-8,800
Closed -$1.11M – 1383
2024
Q2 		$1.11M Buy
8,800
+6,700
+319% +$882K 0.04% 382
2024
Q1 		$308K Buy
+2,100
New +$271K 0.01% 666
2022
Q4 		– Sell
-12,700
Closed -$1.79M – 1626
2022
Q3 		$1.79M Buy
+12,700
New +$1.86M 0.17% 166
2022
Q2 		– Sell
-700
Closed -$102K – 1423
2022
Q1 		$102K Buy
+700
New +$134K 0.15% 162

Other funds holding MASI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
PCM
Politan Capital Management New York $985M AUM 3.12% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Holocene Advisors
Holocene Advisors New York $41.5B AUM 42.97% 1-Year Est. Return
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $23.8B AUM 49.45% 1-Year Est. Return

Aquatic Capital Management's MASI Position: Q2 2025 in Review

Aquatic Capital Management sold out of Masimo (MASI) in Q2 2025, closing a stake of 17,388 shares — an estimated $2.9M sold.

Aquatic Capital Management first reported a position in MASI in Q1 2022 and held it in 5 quarters. The position peaked at $2.9M in Q1 2025. 378 funds tracked by Wall St. Rank hold MASI as of Q2 2025.

  • Aquatic Capital Management reported no remaining Masimo position as of Q2 2025 after selling out during the quarter.
  • Aquatic Capital Management sold 17,388 Masimo shares in Q2 2025, an estimated $2.9M.
  • Aquatic Capital Management first reported a position in Masimo in Q1 2022 and held it in 5 quarters.
  • Aquatic Capital Management's Masimo position peaked at $2.9M in Q1 2025.
  • 378 funds tracked by Wall St. Rank held Masimo as of Q2 2025.

Based on Aquatic Capital Management's 13F filing for Q2 2025, filed 14 Aug 2025.