Paul Tudor Jones’s Masimo MASI Stock Holding History

Paul Tudor Jones’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	-203,500	Closed	-$36.2M	–	3981
2026 Q1	$36.2M	Buy	+203,500	New	+$31.9M	0.07%	216
2022 Q4	–	Sell	-1,600	Closed	-$225K	–	2670
2022 Q3	$225K	Buy	+1,600	New	+$234K	﹤0.01%	1983
2021 Q4	–	Sell	-1,100	Closed	-$297K	–	2770
2021 Q3	$297K	Buy	+1,100	New	+$298K	﹤0.01%	2047

Other funds holding MASI

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

HNB

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

Paul Tudor Jones's MASI Position: Q2 2026 in Review

Paul Tudor Jones sold out of Masimo (MASI) in Q2 2026, closing a stake of 143,884 shares — an estimated $25.6M sold.

Paul Tudor Jones first reported a position in MASI in Q4 2013 and held it in 25 quarters. The position peaked at $25.6M in Q1 2026. 2 funds tracked by Wall St. Rank hold MASI as of Q2 2026.

Paul Tudor Jones reported no remaining Masimo position as of Q2 2026 after selling out during the quarter.
Paul Tudor Jones sold 143,884 Masimo shares in Q2 2026, an estimated $25.6M.
Paul Tudor Jones first reported a position in Masimo in Q4 2013 and held it in 25 quarters.
Paul Tudor Jones's Masimo position peaked at $25.6M in Q1 2026.
2 funds tracked by Wall St. Rank held Masimo as of Q2 2026.

Based on Tudor Investment Corp's 13F filing for Q2 2026, filed 14 Aug 2026.