Ken Griffin Masimo Corp Transaction History

Citadel Advisors LLC

$505 Billion
Q3 2024

A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Masimo Corp stock. As of the latest transaction made, Citadel Advisors LLC holds 29,800 shares of MASI stock, worth $5.28 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares

29,800

Previous 25,200 18.25%

Holding current value

$5.28 Million

Previous $3.17 Million 25.15%

% of portfolio

0.0%

Previous 0.0%

27 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2024 Nov 14, 2024	SELL	$104.79 - $133.77 $3.98 Million - $5.08 Million	-37,941 Reduced 16.68%	189,549 $25.3 Million
Q2 2024 Aug 14, 2024	SELL	$115.24 - $144.91 $129 Million - $162 Million	-1,117,726 Reduced 83.09%	227,490 $28.7 Million
Q1 2024 May 15, 2024	BUY	$109.17 - $146.85 $63.4 Million - $85.3 Million	581,137 Added 76.06%	1,345,216 $198 Million
Q4 2023 Feb 14, 2024	BUY	$76.73 - $120.62 $38.9 Million - $61.2 Million	507,387 Added 197.66%	764,079 $89.6 Million
Q3 2023 Nov 14, 2023	BUY	$84.17 - $161.17 $18.3 Million - $35 Million	217,158 Added 549.29%	256,692 $22.5 Million
Q2 2023 Aug 14, 2023	SELL	$155.24 - $196.47 $18.1 Million - $22.9 Million	-116,787 Reduced 74.71%	39,534 $6.51 Million
Q1 2023 May 15, 2023	BUY	$146.03 - $184.54 $18 Million - $22.7 Million	123,109 Added 370.68%	156,321 $28.8 Million
Q4 2022 Feb 14, 2023	SELL	$110.88 - $150.36 $17.2 Million - $23.4 Million	-155,505 Reduced 82.4%	33,212 $4.91 Million
Q3 2022 Nov 14, 2022	BUY	$125.58 - $169.38 $8.01 Million - $10.8 Million	63,752 Added 51.02%	188,717 $26.6 Million
Q2 2022 Aug 15, 2022	SELL	$112.97 - $151.71 $2.43 Million - $3.26 Million	-21,490 Reduced 14.67%	124,965 $16.3 Million
Q1 2022 May 16, 2022	BUY	$135.71 - $284.87 $12.2 Million - $25.5 Million	89,531 Added 157.28%	146,455 $21.3 Million
Q4 2021 Feb 14, 2022	BUY	$266.41 - $303.29 $10.3 Million - $11.7 Million	38,669 Added 211.83%	56,924 $16.7 Million
Q3 2021 Nov 15, 2021	BUY	$249.0 - $285.24 $1.35 Million - $1.55 Million	5,437 Added 42.42%	18,255 $4.94 Million
Q2 2021 Aug 16, 2021	SELL	$208.49 - $248.2 $4.97 Million - $5.92 Million	-23,851 Reduced 65.04%	12,818 $3.11 Million
Q1 2021 May 17, 2021	BUY	$220.31 - $283.75 $6.33 Million - $8.15 Million	28,729 Added 361.83%	36,669 $8.42 Million
Q4 2020 Feb 16, 2021	SELL	$223.82 - $271.35 $2.94 Million - $3.57 Million	-13,140 Reduced 62.33%	7,940 $2.13 Million
Q2 2020 Aug 14, 2020	SELL	$178.49 - $250.39 $5.23 Million - $7.34 Million	-29,319 Reduced 58.17%	21,080 $4.81 Million
Q1 2020 May 15, 2020	BUY	$148.38 - $186.78 $7.04 Million - $8.87 Million	47,472 Added 1621.87%	50,399 $8.93 Million
Q4 2019 Feb 14, 2020	SELL	$140.81 - $159.49 $1.74 Million - $1.97 Million	-12,354 Reduced 80.85%	2,927 $463,000
Q3 2019 Nov 14, 2019	SELL	$145.61 - $159.87 $3.73 Million - $4.1 Million	-25,624 Reduced 62.64%	15,281 $2.27 Million
Q2 2019 Aug 14, 2019	SELL	$122.29 - $148.82 $55.7 Million - $67.7 Million	-455,172 Reduced 91.75%	40,905 $6.09 Million
Q1 2019 May 15, 2019	SELL	$102.78 - $138.28 $861,193 - $1.16 Million	-8,379 Reduced 1.66%	496,077 $0
Q4 2018 Feb 14, 2019	SELL	$98.38 - $125.32 $1.58 Million - $2.01 Million	-16,031 Reduced 3.08%	504,456 $54.2 Million
Q3 2018 Nov 13, 2018	SELL	$97.19 - $124.54 $24.5 Million - $31.5 Million	-252,536 Reduced 32.67%	520,487 $0
Q2 2018 Aug 10, 2018	SELL	$83.88 - $102.21 $18.2 Million - $22.2 Million	-217,306 Reduced 21.94%	773,023 $0
Q1 2018 May 11, 2018	BUY	$82.06 - $95.19 $77.3 Million - $89.7 Million	941,964 Added 1947.62%	990,329 $87.1 Million
Q4 2017 Feb 09, 2018	BUY	$84.49 - $90.09 $4.09 Million - $4.36 Million	48,365	48,365 $4.1 Million

Others Institutions Holding MASI

# of Institutions

395

Shares Held

43.1M

Call Options Held

310K

Put Options Held

268K

View Full List

About MASIMO CORP

Ticker MASI
Exchange NASDAQ
Sector Healthcare
Industry Medical Instruments & Supplies
Shares Outstandng 52,530,200
Market Cap $9.31B
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...

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