What does CUSIP 55306N104 represent in this 13F holders report?

CUSIP 55306N104 is the security identifier for MKSI - MKS INC - COMMON STOCK used to aggregate holder disclosures.

How many institutions held MKSI - MKS INC - COMMON STOCK in Q4 2020?

339 institutional investors reported MKSI - MKS INC - COMMON STOCK for Q4 2020. Use the holders table for investor-level position and value details.

MKS INC - COMMON STOCK (MKSI)

CUSIP: 55306N104

Q4 2020 13F Holders as of 31 Dec 2020

Security type / class: Equity / COMMON STOCK
Shares outstanding: 67,999,671
Total 13F shares: 52,082,426
Share change: +398,800
Total reported value: $7,837,018,243
Put/Call ratio: 98%
Reported price per share: $150.45
Number of holders: 339
Value change: +$71,934,035
Number of buys: 151
Number of sells: 168

Security key

55306N104

Report period

Q4 2020

Institutions

339

Top holders

MKSI full security history Ownership snapshot Full 13F holder table Newer quarter: Q1 2021 Previous quarter: Q3 2020 MKS INC SEC filings MKS INC company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 55306N104

Newer quarter: Q1 2021 Previous quarter: Q3 2020

Recent filing periods:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Ownership snapshot

Top shareholders of MKSI - MKS INC - COMMON STOCK (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Lead holder

BlackRock Finance, Inc.

13D/G signal

—

Evidence rows

Latest as of

30 Sep 2020

13F Lead comparable stake: 7.4% Showing first 8 of 50 holder rows. Open remaining rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
BlackRock Finance, Inc.	13F Company 13F	7.4%	$548,349,000 5,020,127 shares	—	30 Sep 2020
VANGUARD GROUP INC	13F Company 13F	7.3%	$545,917,000 4,997,861 shares	—	30 Sep 2020
WELLINGTON MANAGEMENT GROUP LLP	13F Company 13F	7%	$520,481,000 4,764,992 shares	—	30 Sep 2020
Capital International Investors	13F Company 13F	5.6%	$415,488,000 3,803,788 shares	—	30 Sep 2020
Invesco Ltd.	13F Company 13F	3.1%	$227,263,000 2,080,594 shares	—	30 Sep 2020
JPMORGAN CHASE & CO	13F Company 13F	2.8%	$207,518,000 1,873,907 shares	—	30 Sep 2020
ALLIANCEBERNSTEIN L.P.	13F Company 13F	2.6%	$190,986,000 1,748,473 shares	—	30 Sep 2020
Neuberger Berman Group LLC	13F Company 13F	2%	$151,614,000 1,388,110 shares	—	30 Sep 2020

Show 42 additional holder rows in the full holder list

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
STATE STREET CORP	13F Company 13F	1.8%	$137,290,000 1,256,887 shares	—	30 Sep 2020
GOLDMAN SACHS GROUP INC	13F Company 13F	1.6%	$119,727,000 1,096,098 shares	—	30 Sep 2020
ROYCE & ASSOCIATES LP	13F Company 13F	1.5%	$107,934,000 988,135 shares	—	30 Sep 2020
PRICE T ROWE ASSOCIATES INC /MD/	13F Company 13F	1.4%	$107,181,000 981,237 shares	—	30 Sep 2020
PRINCIPAL FINANCIAL GROUP INC	13F Company 13F	1.4%	$105,914,000 969,652 shares	—	30 Sep 2020
FMR LLC	13F Company 13F	1.2%	$92,189,000 843,987 shares	—	30 Sep 2020
WELLS FARGO & COMPANY/MN	13F Company 13F	1.1%	$83,751,000 766,730 shares	—	30 Sep 2020
DIMENSIONAL FUND ADVISORS LP	13F Company 13F	1.1%	$80,585,000 737,720 shares	—	30 Sep 2020
VICTORY CAPITAL MANAGEMENT INC	13F Company 13F	1%	$75,046,000 687,048 shares	—	30 Sep 2020
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	13F Company 13F	0.98%	$73,073,000 668,990 shares	—	30 Sep 2020
COOKE & BIELER LP	13F Company 13F	0.95%	$70,358,000 644,125 shares	—	30 Sep 2020
GEODE CAPITAL MANAGEMENT, LLC	13F Company 13F	0.93%	$69,366,000 635,046 shares	—	30 Sep 2020
Bank of New York Mellon Corp	13F Company 13F	0.87%	$64,983,000 594,930 shares	—	30 Sep 2020
Fisher Asset Management, LLC	13F Company 13F	0.8%	$59,776,000 547,253 shares	—	30 Sep 2020
VOYA INVESTMENT MANAGEMENT LLC	13F Company 13F	0.77%	$57,065,000 522,437 shares	—	30 Sep 2020
TimesSquare Capital Management, LLC	13F Company 13F	0.75%	$56,050,000 513,140 shares	—	30 Sep 2020
NORGES BANK	13F Company 13F	0.73%	$54,255,000 496,705 shares	—	30 Sep 2020
VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P.	13F Company 13F	0.72%	$53,397,000 488,849 shares	—	30 Sep 2020
AMERIPRISE FINANCIAL INC	13F Company 13F	0.71%	$52,850,000 483,825 shares	—	30 Sep 2020
SILVERCREST ASSET MANAGEMENT GROUP LLC	13F Company 13F	0.69%	$51,230,000 469,011 shares	—	30 Sep 2020
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F Company 13F	0.67%	$50,024,000 457,967 shares	—	30 Sep 2020
NORTHERN TRUST CORP	13F Company 13F	0.65%	$48,388,000 442,994 shares	—	30 Sep 2020
LORD, ABBETT & CO. LLC	13F Company 13F	0.6%	$44,455,000 406,984 shares	—	30 Sep 2020
FRONTIER CAPITAL MANAGEMENT CO LLC	13F Company 13F	0.58%	$42,986,000 393,541 shares	—	30 Sep 2020
LAZARD ASSET MANAGEMENT LLC	13F Company 13F	0.51%	$37,516,000 343,464 shares	—	30 Sep 2020
VALUE HOLDINGS MANAGEMENT CO. LLC	13F Company 13F	0.48%	$35,797,000 327,714 shares	—	30 Sep 2020
WESTFIELD CAPITAL MANAGEMENT CO LP	13F Company 13F	0.43%	$31,785,000 290,996 shares	—	30 Sep 2020
LOOMIS SAYLES & CO L P	13F Company 13F	0.42%	$31,138,000 285,067 shares	—	30 Sep 2020
THRIVENT FINANCIAL FOR LUTHERANS	13F Company 13F	0.41%	$30,692,000 280,983 shares	—	30 Sep 2020
DEUTSCHE BANK AG\	13F Company 13F	0.38%	$28,134,000 257,575 shares	—	30 Sep 2020
PICTET ASSET MANAGEMENT LTD	13F Company 13F	0.33%	$24,610,000 225,303 shares	—	30 Sep 2020
Ceredex Value Advisors LLC	13F Company 13F	0.33%	$24,180,000 221,369 shares	—	30 Sep 2020
Nuveen Asset Management, LLC	13F Company 13F	0.3%	$22,341,000 204,534 shares	—	30 Sep 2020
ROYAL BANK OF CANADA	13F Company 13F	0.29%	$21,682,000 198,500 shares	—	30 Sep 2020
AMUNDI ASSET MANAGEMENT US, INC.	13F Company 13F	0.29%	$21,315,000 195,137 shares	—	30 Sep 2020
NEUMEIER POMA INVESTMENT COUNSEL LLC	13F Company 13F	0.29%	$21,224,000 194,305 shares	—	30 Sep 2020
RENAISSANCE TECHNOLOGIES LLC	13F Company 13F	0.27%	$19,842,000 181,652 shares	—	30 Sep 2020
AQR CAPITAL MANAGEMENT LLC	13F Company 13F	0.26%	$19,429,000 177,869 shares	—	30 Sep 2020
BANK OF AMERICA CORP /DE/	13F Company 13F	0.26%	$19,330,000 176,970 shares	—	30 Sep 2020
SYSTEMATIC FINANCIAL MANAGEMENT LP	13F Company 13F	0.26%	$18,981,000 173,771 shares	—	30 Sep 2020
COLUMBUS CIRCLE INVESTORS	13F Company 13F	0.25%	$18,624,000 170,501 shares	—	30 Sep 2020
UBS Group AG	13F Company 13F	0.23%	$17,102,000 156,572 shares	—	30 Sep 2020

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q4 2020

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

339

52,082,426

Rows loaded

339

Investor	Option	Weight %	Change %	Reported value	* Price	Shares	Share Change	Activity	Report Period

* Reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. An asterisk next to the price means the price is likely invalid.

Compare Q4 2020 vs Q3 2020 Across Filers

Q3 2020 holders

327

Q4 2020 holders

339

Holder diff

Investor	Q3 2020 Shares	Q4 2020 Shares	Share Diff	Share Chg %	Q3 2020 value	Q4 2020 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend