ADAR1 Capital Management’s Masimo MASI Stock Holding History

ADAR1 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
2026 Q2	–	Sell	-15,000	Closed	-$2.67M	–	320
2026 Q1	$2.67M	Hold	15,000	–	–	0.16%	113
2025 Q4	$1.95M	Hold	15,000	–	–	0.14%	100
2025 Q3	$2.21M	Buy	+15,000	New	+$2.27M	0.21%	75
2024 Q4	–	Sell	-3,894	Closed	-$519K	–	265
2024 Q3	$519K	Buy	3,894 +3,856	+10,147%	+$447K	0.08%	110
2024 Q2	$4.79K	Hold	38	–	–	﹤0.01%	244
2024 Q1	$5.58K	Sell	38 -20	-34%	-$2.58K	﹤0.01%	238
2023 Q4	$6.8K	Buy	+58	New	+$5.41K	﹤0.01%	140

Other funds holding MASI

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

Huntington National Bank Columbus, Ohio $20.6B AUM 34.61% 1-Year Est. Return

ADAR1 Capital Management's MASI Position: Q2 2026 in Review

ADAR1 Capital Management sold out of Masimo (MASI) in Q2 2026, closing a stake of 15,000 shares — an estimated $2.67M sold.

ADAR1 Capital Management first reported a position in MASI in Q4 2023 and held it in 7 quarters. The position peaked at $2.67M in Q1 2026. 2 funds tracked by Wall St. Rank hold MASI as of Q2 2026.

ADAR1 Capital Management reported no remaining Masimo position as of Q2 2026 after selling out during the quarter.
ADAR1 Capital Management sold 15,000 Masimo shares in Q2 2026, an estimated $2.67M.
ADAR1 Capital Management first reported a position in Masimo in Q4 2023 and held it in 7 quarters.
ADAR1 Capital Management's Masimo position peaked at $2.67M in Q1 2026.
2 funds tracked by Wall St. Rank held Masimo as of Q2 2026.

Based on ADAR1 Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.