Masimo Corp

MASI2026/6/10 下市

產業: Electromedical & Electrotherapeutic Apparatus
SEC CIK: 0000937556

SEC 申報列表（在新分頁開啟）

Masimo Corp 已在 2026/6/10 下市；內部人最後一份 Form 4 在 2026/6/12 申報；2026 年第 1 季末有 451 家機構在 13F 申報持有，市值合計 $96.9 億；大師中只有索羅斯基金管理持有。

2026 年第 1 季與 2025 年第 4 季比較

持有 Masimo Corp 的機構從 2025 年第 4 季到 2026 年第 1 季的變化。

2026 年第 1 季全部持有人 2025 年第 4 季全部持有人

MASI 的 13F 持有人：2025 年第 4 季與 2026 年第 1 季比較
項目	2025 年第 4 季	其中尚未申報 2026 年第 1 季	2026 年第 1 季	變化
持有家數	392	6	451	+65
股數	5,536 萬	474.1 萬	5,462 萬	+400.0 萬 (+7.9%)
市值	$72.0 億	$6.17 億	$96.9 億	+$31.0 億 (+47.2%)

6 家機構在 2025 年第 4 季持有、還沒有申報 2026 年第 1 季：沒申報不算清倉，所以變化不計入它們。

新進機構（136 家）

2026 年第 1 季季末持有 Masimo Corp、2025 年第 4 季季末沒有持有的機構。

依市值列出前 100 家，共 136 家。

2026 年第 1 季新進 MASI 的機構
機構	股數	市值	佔組合 %
Pentwater Capital Management LP	3,176,000	$5.65 億	4.01%
HBK Investments L P	2,576,109	$4.58 億	5.77%
Vanguard Capital Management LLC	2,050,045	$3.65 億	0.01%
Vanguard Portfolio Management LLC	2,006,861	$3.57 億	0.02%
Balyasny Asset Management LLC	770,986	$1.37 億	0.27%
Davidson Kempner Capital Management LP	585,988	$1.04 億	1.85%
FIL Ltd	482,000	$8,573 萬	0.07%
Vivaldi Asset Management, LLC	479,403	$8,527 萬	4.48%
HSBC Holdings PLC	473,434	$8,427 萬	0.05%
CNH Partners LLC	416,956	$7,387 萬	1.21%
O'Connor Alternative Investments LLC	412,903	$7,344 萬	3.85%
Hudson Bay Capital Management LP	330,679	$5,882 萬	0.35%
Fort Baker Capital Management LP	312,720	$5,562 萬	4.93%
Highland Capital Management Fund Advisors, L.P.	310,130	$5,516 萬	3.85%
Capitolis Liquid Global Markets LLC	309,102	$5,498 萬	0.35%
Vanguard Fiduciary Trust Co	289,867	$5,156 萬	0.01%
Whitebox Advisors LLC	270,001	$4,803 萬	0.68%
Nuance Investments, LLC	244,704	$4,353 萬	6.07%
Slotnik Capital, LLC	240,300	$4,274 萬	12.70%
Polar Asset Management Partners Inc.	232,026	$4,127 萬	0.98%
MUFG Securities EMEA plc	225,400	$4,009 萬	0.60%
Beryl Capital Management LLC	217,103	$3,862 萬	35.54%
Water Island Capital LLC	194,197	$3,454 萬	4.60%
Alpine Associates Management Inc.	189,000	$3,362 萬	1.98%
Arrowstreet Capital, Limited Partnership	172,588	$3,070 萬	0.02%
Readystate Asset Management LP	171,115	$3,044 萬	1.78%
Glazer Capital, LLC	157,858	$2,808 萬	0.60%
Woodline Partners LP	153,234	$2,726 萬	0.10%
Capula Management Ltd	142,800	$2,540 萬	0.22%
Champlain Investment Partners, LLC	141,284	$2,513 萬	0.32%
Westchester Capital Management, LLC	138,428	$2,462 萬	1.19%
TIG Advisors, LLC	135,197	$2,405 萬	1.15%
Sagefield Capital LP	122,240	$2,174 萬	1.56%
Winton Group Ltd	112,783	$2,006 萬	0.70%
Weiss Asset Management LP	112,600	$2,003 萬	0.37%
Nomura Holdings Inc	109,390	$1,946 萬	0.16%
Blackstone Group Inc.	109,383	$1,946 萬	0.08%
Soros Fund Management LLC大師索羅斯基金管理	100,838	$1,794 萬	0.25%
Kryger Capital LLC	100,589	$1,789 萬	1.27%
CIBRA Capital Ltd	90,376	$1,608 萬	7.76%
Gabelli & Co Investment Advisers, Inc.	88,650	$1,577 萬	2.34%
Healthcare of Ontario Pension Plan Trust Fund	67,600	$1,202 萬	0.02%
Carmignac Gestion	64,831	$1,153 萬	0.18%
Caxton Associates LLP	45,917	$816.7 萬	0.19%
Lighthouse Investment Partners, LLC	42,851	$762.2 萬	0.29%
Vanguard Asset Management, Ltd	40,876	$727.1 萬	0.01%
Fortress Investment Group LLC	35,900	$638.6 萬	1.63%
Alberta Investment Management Corp	34,107	$606.7 萬	0.04%
Ieq Capital, LLC	32,217	$573.0 萬	0.03%
Groupe la Francaise	31,950	$568.3 萬	0.08%
Taconic Capital Advisors LP	30,000	$533.6 萬	3.65%
Tokio Marine Asset Management Co Ltd	29,400	$522.9 萬	0.19%
TPG GP A, LLC	25,000	$444.7 萬	0.12%
Centiva Capital, LP	23,713	$421.8 萬	0.20%
Abc Arbitrage SA	23,604	$419.8 萬	0.56%
Credit Industriel Et Commercial	23,050	$410.0 萬	0.65%
Capricorn Fund Managers Ltd	22,811	$405.7 萬	0.63%
New York Life Investment Management LLC	22,191	$394.7 萬	0.03%
ING Groep NV	21,700	$386.0 萬	0.02%
Vanguard Global Advisers, LLC	18,433	$327.9 萬	0.00%
LMR Partners LLP	16,300	$289.9 萬	0.03%
P Schoenfeld Asset Management LP	15,000	$266.8 萬	2.12%
Skandinaviska Enskilda Banken AB (publ)	12,978	$230.8 萬	0.05%
Alpine Global Management, LLC	12,500	$222.3 萬	0.34%
Oxford Asset Management LLP	12,202	$217.0 萬	0.88%
Mint Tower Capital Management B.V.	12,000	$213.4 萬	0.21%
Vanguard Investments Australia, Ltd.	11,498	$204.5 萬	0.01%
Harvest Management LLC	11,000	$195.7 萬	1.04%
Brevan Howard Capital Management LP	10,628	$189.0 萬	0.02%
Moore Capital Management, LP	10,020	$178.2 萬	0.06%
Allstate Corp	7,898	$140.5 萬	0.02%
Odyssean, LLC	7,845	$139.5 萬	0.51%
Teacher Retirement System of Texas	5,921	$105.3 萬	0.00%
Brighton Jones LLC	5,281	$93.9 萬	0.02%
Fieldview Capital Management, LLC	4,784	$85.1 萬	0.25%
Prelude Capital Management, LLC	4,732	$84.2 萬	0.06%
Diversified Trust Co	4,685	$83.3 萬	0.02%
Wolverine Asset Management LLC	4,549	$80.9 萬	0.01%
Evergreen Capital Management LLC	4,149	$73.8 萬	0.02%
Neo Ivy Capital Management	4,045	$71.9 萬	0.19%
Buckingham Strategic Partners	3,296	$58.6 萬	0.01%
Canvas Wealth Advisors, LLC	3,191	$56.8 萬	0.10%
Diametric Capital, LP	3,100	$55.1 萬	0.14%
Integrated Wealth Concepts LLC	3,077	$54.7 萬	0.00%
Machina Capital S.A.S.	2,761	$49.1 萬	0.10%
DnB Asset Management AS	2,411	$42.9 萬	0.00%
Bull Harbor Capital LLC	2,151	$38.3 萬	0.10%
Skopos Labs, Inc.	2,015	$35.8 萬	0.01%
Everence Capital Management Inc	1,773	$31.5 萬	0.02%
CAPROCK Group, Inc.	1,761	$31.3 萬	0.01%
Evolve Private Wealth, LLC	1,713	$30.5 萬	0.02%
Armistice Capital, LLC	1,642	$29.2 萬	0.01%
Fifth Third Wealth Advisors LLC	1,528	$27.2 萬	0.01%
Caerus Investment Advisors, LLC	1,526	$27.1 萬	0.11%
MML Investors Services, LLC	1,524	$27.1 萬	0.00%
Calamos Advisors LLC	1,511	$26.9 萬	0.00%
Calamos Wealth Management LLC	1,511	$26.9 萬	0.01%
Andina Capital Management, LLC	1,420	$25.3 萬	0.22%
Warren Averett Asset Management, LLC	1,415	$25.2 萬	0.00%
Guggenheim Capital LLC	1,407	$25.0 萬	0.00%

清倉機構（71 家）

2025 年第 4 季季末持有 Masimo Corp、2026 年第 1 季有申報但已經沒有持有的機構。

2026 年第 1 季清倉 MASI 的機構
機構	2025 年第 4 季股數	2025 年第 4 季市值
T. Rowe Price Investment Management, Inc.	2,330,158	$3.03 億
Naya Capital Management UK Ltd	1,560,697	$2.03 億
Alyeska Investment Group, L.P.	1,259,307	$1.64 億
RTW Investments, LP	683,294	$8,887 萬
Viking Global Investors LP大師維京全球投資	514,340	$6,690 萬
Bamco Inc	373,899	$4,863 萬
Parkman Healthcare Partners LLC	200,000	$2,601 萬
DF Dent & Co Inc	142,626	$1,855 萬
TD Asset Management Inc	114,514	$1,489 萬
Falcon Edge Capital, LP	75,552	$982.6 萬
Swedbank AB	59,500	$773.9 萬
Assenagon Asset Management S.A.	53,525	$696.1 萬
Capital Fund Management S.A.	47,586	$618.9 萬
Sofinnova Investments, Inc.	46,201	$600.9 萬
Walleye Capital LLC	42,049	$546.9 萬
Nordea Investment Management AB	28,319	$369.0 萬
Campbell & CO Investment Adviser LLC	27,783	$361.3 萬
Logan Capital Management Inc	26,505	$344.7 萬
Gluskin Sheff & Assoc Inc	25,805	$335.6 萬
Susquehanna International Group, LLP	16,849	$219.1 萬
Dark Forest Capital Management LP	16,385	$213.1 萬
Deerfield Management Company, L.P. (Series C)	16,147	$210.0 萬
Kayne Anderson Rudnick Investment Management LLC	15,932	$207.2 萬
Sumitomo Mitsui Trust Holdings, Inc.	14,572	$189.5 萬
Trexquant Investment LP	13,920	$181.0 萬
Lecap Asset Management Ltd	13,196	$171.6 萬
XTX Topco Ltd	12,746	$165.8 萬
Harbor Capital Advisors, Inc.	9,599	$124.8 萬
Dynamic Technology Lab Private Ltd	9,480	$123.3 萬
Birchview Capital, LP	8,280	$107.7 萬
OP Asset Management Ltd	8,207	$106.7 萬
Wellington Management Group LLP	7,832	$101.9 萬
Graham Capital Management, L.P.	6,017	$78.3 萬
Cinctive Capital Management LP	5,681	$73.9 萬
Malaga Cove Capital, LLC	5,366	$69.8 萬
Exchange Traded Concepts, LLC	5,101	$66.3 萬
Laird Norton Trust Company, LLC	4,778	$62.1 萬
Capstone Investment Advisors, LLC	4,718	$61.4 萬
Stifel Financial Corp	4,526	$58.9 萬
NEOS Investment Management LLC	4,342	$56.5 萬
Tema ETFs LLC	4,342	$56.5 萬
Gsa Capital Partners LLP	3,682	$47.9 萬
CenterBook Partners LP	3,148	$40.9 萬
Farringdon Capital, Ltd.	3,141	$40.9 萬
Havemeyer Place LP	3,020	$39.3 萬
State of Wyoming	2,896	$37.7 萬
111 Capital	2,871	$37.3 萬
Ensign Peak Advisors, Inc	2,711	$35.3 萬
Oppenheimer Asset Management Inc.	2,503	$32.6 萬
Orser Capital Management, LLC	2,450	$31.9 萬
First Trust Advisors LP	2,341	$30.4 萬
Inceptionr LLC	2,202	$28.6 萬
nVerses Capital, LLC	2,067	$26.9 萬
Aigen Investment Management, LP	2,018	$26.2 萬
Virtu Financial LLC	1,985	$25.8 萬
ISAM Funds (UK) Ltd	1,762	$22.9 萬
Vontobel Holding Ltd.	1,549	$20.1 萬
Caitong International Asset Management Co., Ltd	890	$11.6 萬
Danske Bank A/S	400	$5.20 萬
Kohmann Bosshard Financial Services, LLC	342	$4.45 萬
Quest Partners LLC	151	$1.96 萬
Flagship Harbor Advisors, LLC	111	$1.44 萬
J.Safra Asset Management Corp	105	$1.37 萬
Elyxium Wealth, LLC	55	$7,153
Navalign, LLC	50	$6,503
Inlight Wealth Management, LLC	30	$3,902
MidFirst Bank	30	$3,902
First Eagle Investment Management, LLC	28	$3,642
Optiver Holding B.V.	18	$2,341
SageView Advisory Group, LLC	10	$1,301
Investors Portfolio Services LLC	1	$82

尚未申報 2026 年第 1 季的機構（6 家）

2025 年第 4 季季末持有 Masimo Corp、還沒有申報 2026 年第 1 季 13F 的機構。沒申報不代表賣出，所以不算清倉。

2025 年第 4 季持有 MASI、尚未申報 2026 年第 1 季的機構
機構	2025 年第 4 季股數	2025 年第 4 季市值
Vanguard Group Inc	4,348,786	$5.66 億
Norges Bank	377,421	$4,909 萬
Comerica Bank	12,233	$159.1 萬
BancorpSouth Bank	2,172	$28.2 萬
Global Retirement Partners, LLC	205	$2.67 萬
CIBC Private Wealth Group, LLC	24	$3,121