AQR Arbitrage’s Masimo MASI Stock Holding History

AQR Arbitrage’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	-416,956	Closed	-$73.9M	–	659
2026 Q1	$73.9M	Buy	+416,956	New	+$65.4M	1.21%	24

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

AQR Arbitrage's MASI Position: Q2 2026 in Review

AQR Arbitrage sold out of Masimo (MASI) in Q2 2026, closing a stake of 416,956 shares — an estimated $73.9M sold.

AQR Arbitrage first reported a position in MASI in Q1 2026 and held it in 1 quarter. The position peaked at $73.9M in Q1 2026. 2 funds tracked by Wall St. Rank hold MASI as of Q2 2026.

AQR Arbitrage reported no remaining Masimo position as of Q2 2026 after selling out during the quarter.
AQR Arbitrage sold 416,956 Masimo shares in Q2 2026, an estimated $73.9M.
AQR Arbitrage first reported a position in Masimo in Q1 2026 and held it in 1 quarter.
AQR Arbitrage's Masimo position peaked at $73.9M in Q1 2026.
2 funds tracked by Wall St. Rank held Masimo as of Q2 2026.

Based on AQR Arbitrage's 13F filing for Q2 2026, filed 14 Aug 2026.