Question 1

How many shares of MASI does GAMCO INVESTORS, INC. ET AL own?

Accepted Answer

GAMCO INVESTORS, INC. ET AL previously held 0 shares of MASI (MASIMO CORP) before exiting the position in 2026-Q2.

Question 2

What is GAMCO INVESTORS, INC. ET AL's MASI position worth?

Accepted Answer

GAMCO INVESTORS, INC. ET AL's MASI position was last reported at $0 in 2026-Q2 before the exit.

Question 3

Is GAMCO INVESTORS, INC. ET AL buying or selling MASI?

Accepted Answer

In 2026-Q2, GAMCO INVESTORS, INC. ET AL exited their MASI position entirely (-100.0% change in shares).

Question 4

When did GAMCO INVESTORS, INC. ET AL first buy MASI?

Accepted Answer

Based on available 13F filings, GAMCO INVESTORS, INC. ET AL first reported a position in MASI in 2019-Q1. They have held the position across 30 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Exited	0	-100.0%	$0	0.0%	$179.95	0
2026-Q1	Increased	92,000	+10.8%	$16.4M	0.2%	$175.36	37
2025-Q4	Decreased	83,000	-0.9%	$10.8M	0.1%	$131.07	0
2025-Q3	Decreased	83,800	-0.8%	$12.4M	0.1%	$142.94	0
2025-Q2	Unchanged	84,500	0.0%	$14.2M	0.1%	$168.21	0
2025-Q1	Unchanged	84,500	0.0%	$14.1M	0.2%	$163.55	0
2024-Q4	Unchanged	84,500	0.0%	$14M	0.1%	$168.59	0
2024-Q3	Unchanged	84,500	0.0%	$11.3M	0.1%	$133.20	0
2024-Q2	Unchanged	84,500	0.0%	$10.6M	0.1%	$125.94	0
2024-Q1	Unchanged	84,500	0.0%	$12.4M	0.1%	$146.85	0
2023-Q4	Unchanged	84,500	0.0%	$9.9M	0.1%	$117.21	0
2023-Q3	Unchanged	84,500	0.0%	$7.4M	0.1%	$87.68	0
2023-Q2	Decreased	84,500	-0.6%	$13.9M	0.1%	$165.63	0
2023-Q1	Unchanged	85,000	0.0%	$15.7M	0.2%	$178.54	0
2022-Q4	Unchanged	85,000	0.0%	$12.6M	0.1%	$147.95	0
2022-Q3	Unchanged	85,000	0.0%	$12M	0.1%	$142.42	0
2022-Q2	Unchanged	85,000	0.0%	$11.1M	0.1%	$136.11	0
2022-Q1	Decreased	85,000	-2.9%	$12.4M	0.1%	$155.40	0
2021-Q4	Decreased	87,500	-1.1%	$25.6M	0.2%	$297.23	0
2021-Q3	Decreased	88,500	-1.1%	$24M	0.2%	$270.43	0
2021-Q2	Decreased	89,500	-0.6%	$21.7M	0.2%	$246.89	0
2021-Q1	Decreased	90,000	-2.2%	$20.7M	0.2%	$226.13	0
2020-Q4	Decreased	92,000	-2.1%	$24.7M	0.2%	$267.52	0
2020-Q3	Decreased	94,000	-1.1%	$22.2M	0.2%	$232.31	0
2020-Q2	Decreased	95,000	-4.0%	$21.7M	0.2%	$219.73	0
2020-Q1	Decreased	99,000	-2.9%	$17.5M	0.2%	$179.76	0
2019-Q4	Decreased	102,000	-1.4%	$16.1M	0.1%	$158.60	0
2019-Q3	Decreased	103,500	-4.2%	$15.4M	0.1%	$146.61	0
2019-Q2	Unchanged	108,000	0.0%	$16.1M	0.1%	$148.82	0
2019-Q1	First report	108,000	-	$14.9M	0.1%	$138.28	0

MASI30 quarters

MASI
30 quarters