Group One Trading, L.P. Masimo Corp Transaction History

Group One Trading, L.P.

$2.4 Billion
Q3 2024

18 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q4 2023 Feb 14, 2024	BUY	$76.73 - $120.62 $259,424 - $407,816	3,381 Added 92.88%	7,021 $822,000
Q3 2023 Nov 09, 2023	BUY	$84.17 - $161.17 $265,472 - $508,330	3,154 Added 648.97%	3,640 $319,000
Q2 2023 Aug 09, 2023	BUY	$155.24 - $196.47 $75,446 - $95,484	486 New	486 $79,000
Q1 2022 May 12, 2022	SELL	$135.71 - $284.87 $40,713 - $85,461	-300 Closed	0 $0
Q4 2021 Feb 11, 2022	SELL	$266.41 - $303.29 $5.88 Million - $6.69 Million	-22,057 Reduced 98.66%	300 $88,000
Q3 2021 Nov 12, 2021	BUY	$249.0 - $285.24 $5.57 Million - $6.38 Million	22,357 New	22,357 $6.05 Million
Q2 2021 Aug 10, 2021	SELL	$208.49 - $248.2 $68,593 - $81,657	-329 Closed	0 $0
Q1 2021 May 12, 2021	BUY	$220.31 - $283.75 $72,481 - $93,353	329 New	329 $76,000
Q4 2020 Feb 10, 2021	SELL	$223.82 - $271.35 $67,146 - $81,405	-300 Closed	0 $0
Q3 2020 Nov 12, 2020	BUY	$209.49 - $246.81 $62,847 - $74,043	300 New	300 $71,000
Q2 2020 Aug 13, 2020	SELL	$178.49 - $250.39 $517,621 - $726,131	-2,900 Closed	0 $0
Q1 2020 May 13, 2020	BUY	$148.38 - $186.78 $430,302 - $541,662	2,900 New	2,900 $514,000
Q3 2018 Nov 08, 2018	SELL	$97.19 - $124.54 $61,035 - $78,211	-628 Closed	0 $0
Q2 2018 Aug 14, 2018	BUY	$83.88 - $102.21 $52,676 - $64,187	628 New	628 $61,000
Q1 2018 May 11, 2018	SELL	$82.06 - $95.19 $53,010 - $61,492	-646 Closed	0 $0
Q4 2017 Feb 09, 2018	SELL	$84.49 - $90.09 $312,613 - $333,333	-3,700 Reduced 85.14%	646 $55,000
Q3 2017 Nov 15, 2017	SELL	$81.79 - $96.62 $68,948 - $81,450	-843 Reduced 16.25%	4,346 $376,000
Q2 2017 Aug 14, 2017	BUY	N/A	5,189	5,189 $473,000

Others Institutions Holding MASI

# of Institutions

403

Shares Held

43.1M

Call Options Held

310K

Put Options Held

268K

Black Rock Inc. New York, NY

9.35M
Shares

$1.61 Billion
0.03% of portfolio
Politan Capital Management LP New York, NY

4.71M
Shares

$812 Million
35.6% of portfolio
Vanguard Group Inc Valley Forge, PA

4.52M
Shares

$778 Million
0.01% of portfolio
T. Rowe Price Investment Management, Inc. Baltimore, MD

1.53M
Shares

$263 Million
0.12% of portfolio
Rtw Investments, LP New York, NY

1.46M
Shares

$252 Million
3.11% of portfolio

View Full List

About MASIMO CORP

Ticker MASI
Exchange NASDAQ
Sector Healthcare
Industry Medical Instruments & Supplies
Shares Outstandng 52,530,200
Market Cap $9.04B
Description
Masimo Corporation develops, manufactures, and markets noninvasive monitoring technologies and hospital automation solutions worldwide. The company offers masimo signal extraction technology (SET) pulse oximetry with measure-through motion and low perfusion pulse oximetry monitoring to address the primary limitations of conventional pulse oximet...

More about MASI

Track This Portfolio

Portfolio Update

Get notified when there are updates to the investment portfolio of Group One Trading, L.P., based on Form 13F filings with the SEC.

News

Stay updated on Group One Trading, L.P. with notifications on news.

Account