What does CUSIP 57777K106 represent in this 13F holders report?

CUSIP 57777K106 is the security identifier for MXCT - MAXCYTE, INC. - Common Stock, par value $0.01 per share used to aggregate holder disclosures.

How many institutions held MXCT - MAXCYTE, INC. - Common Stock, par value $0.01 per share in Q3 2023?

118 institutional investors reported MXCT - MAXCYTE, INC. - Common Stock, par value $0.01 per share for Q3 2023. Use the holders table for investor-level position and value details.

MAXCYTE, INC. - Common Stock, par value $0.01 per share (MXCT)

CUSIP: 57777K106

Q3 2023 13F Holders as of 30 Sep 2023

Type / Class: Equity / Common Stock, par value $0.01 per share
Shares outstanding: 105,230,057
Total 13F shares: 64,348,842
Share change: -1,763,180
Total reported value: $200,754,799
Put/Call ratio: 1033%
Price per share: $3.12
Number of holders: 118
Value change: -$8,031,870
Number of buys: 57
Number of sells: 49

Quarterly Holders Quick Answers

What is CUSIP 57777K106?
CUSIP 57777K106 identifies MXCT - MAXCYTE, INC. - Common Stock, par value $0.01 per share in SEC institutional holdings data.

Need full ownership history?
Open the full security ownership history page.

Next holder-history checks

These links keep the next click tied to holder verification, nearby quarters, or outside-13F ownership context.

Back to full security ownership history for the broader multi-quarter picture.
Latest 13F filings for newly reported positions across managers.
Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
SEC investors directory for manager drilldown.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q4 2023
Previous quarter: Q2 2023

Recent filing periods for CUSIP 57777K106:

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

Top shareholders of MXCT - MAXCYTE, INC. - Common Stock, par value $0.01 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
Casdin Partners Master Fund, L.P.	3/4/5	10%+ Owner	— class O/S missing	10,000,000	$45,300,000	—	03 Oct 2022	3/4/5
BlackRock Finance, Inc.	13F	Company	6.6%	6,920,084	$31,763,185	—	30 Jun 2023	13F
Vitruvian Partners LLP	13F	Company	4.8%	5,043,356	$23,149,004	—	30 Jun 2023	13F
VANGUARD GROUP INC	13F	Company	4.7%	4,970,930	$22,816,569	—	30 Jun 2023	13F
Casdin Capital, LLC	13F	Company	4.5%	4,715,000	$21,641,850	—	30 Jun 2023	13F
Stonepine Capital Management, LLC	13F	Company	3.8%	3,966,916	$18,208,144	—	30 Jun 2023	13F
ArrowMark Colorado Holdings LLC	13F	Company	2.4%	2,576,260	$11,825,033	—	30 Jun 2023	13F
Holocene Advisors, LP	13F	Company	2%	2,117,228	$9,718,077	—	30 Jun 2023	13F
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	13F	Company	1.9%	1,949,375	$8,947,631	—	30 Jun 2023	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	1.8%	1,936,992	$8,890,793	—	30 Jun 2023	13F
Granahan Investment Management, LLC	13F	Company	1.8%	1,891,888	$8,683,766	—	30 Jun 2023	13F
Blue Water Life Science Advisors, LP	13F	Company	1.8%	1,885,000	$8,652,150	—	30 Jun 2023	13F
First Light Asset Management, LLC	13F	Company	1.8%	1,857,566	$8,526,228	—	30 Jun 2023	13F
STATE STREET CORP	13F	Company	1.7%	1,812,374	$8,318,797	—	30 Jun 2023	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	1.7%	1,794,652	$8,237,452	—	30 Jun 2023	13F
AMERICAN CENTURY COMPANIES INC	13F	Company	1.6%	1,708,861	$7,843,670	—	30 Jun 2023	13F
Portolan Capital Management, LLC	13F	Company	1.6%	1,649,877	$7,572,935	—	30 Jun 2023	13F
MORGAN STANLEY	13F	Company	1.5%	1,622,017	$7,445,058	—	30 Jun 2023	13F
Swedbank AB	13F	Company	1.5%	1,600,000	$7,344,000	—	30 Jun 2023	13F
RIVER GLOBAL INVESTORS LLP	13F	Company	1.5%	1,542,743	$7,031,000	—	30 Jun 2023	13F
Grandeur Peak Global Advisors, LLC	13F	Company	1.3%	1,378,548	$6,327,535	—	30 Jun 2023	13F
AMERIPRISE FINANCIAL INC	13F	Company	1.3%	1,319,739	$6,057,602	—	30 Jun 2023	13F
SILVERCREST ASSET MANAGEMENT GROUP LLC	13F	Company	1.2%	1,264,049	$5,801,985	—	30 Jun 2023	13F
Artisan Partners Limited Partnership	13F	Company	1.2%	1,243,493	$5,707,633	—	30 Jun 2023	13F
Mudita Advisors LLP	13F	Company	0.79%	829,658	$3,808,130	—	30 Jun 2023	13F
NORTHERN TRUST CORP	13F	Company	0.74%	778,630	$3,573,912	—	30 Jun 2023	13F
LAZARD ASSET MANAGEMENT LLC	13F	Company	0.45%	470,452	$2,158,000	—	30 Jun 2023	13F
ROYCE & ASSOCIATES LP	13F	Company	0.38%	398,780	$1,830,400	—	30 Jun 2023	13F
JPMORGAN CHASE & CO	13F	Company	0.34%	361,138	$1,657,623	—	30 Jun 2023	13F
FRED ALGER MANAGEMENT, LLC	13F	Company	0.34%	360,968	$1,656,843	—	30 Jun 2023	13F
Bank of New York Mellon Corp	13F	Company	0.33%	343,827	$1,578,166	—	30 Jun 2023	13F
Allspring Global Investments Holdings, LLC	13F	Company	0.32%	334,397	$1,534,882	—	30 Jun 2023	13F
Rathbones Group PLC	13F	Company	0.32%	341,321	$1,518,878	—	30 Jun 2023	13F
Apollo Management Holdings, L.P.	13F	Company	0.29%	307,987	$1,413,660	—	30 Jun 2023	13F
Nuveen Asset Management, LLC	13F	Company	0.24%	248,619	$1,141,161	—	30 Jun 2023	13F
Bleichroeder LP	13F	Company	0.24%	250,000	$1,111,775	—	30 Jun 2023	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.23%	238,472	$1,094,586	—	30 Jun 2023	13F
CAPTRUST FINANCIAL ADVISORS	13F	Company	0.2%	208,448	$956,776	—	30 Jun 2023	13F
Swiss National Bank	13F	Company	0.18%	190,400	$873,936	—	30 Jun 2023	13F
Alberta Investment Management Corp	13F	Company	0.17%	176,812	$811,567	—	30 Jun 2023	13F
Alyeska Investment Group, L.P.	13F	Company	0.16%	166,630	$764,832	—	30 Jun 2023	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.16%	165,367	$759,035	—	30 Jun 2023	13F
Valmark Advisers, Inc.	13F	Company	0.15%	163,056	$748,427	—	30 Jun 2023	13F
ALGERT GLOBAL LLC	13F	Company	0.15%	160,128	$735,000	—	30 Jun 2023	13F
M&T BANK CORP	13F	Company	0.15%	158,070	$725,771	—	30 Jun 2023	13F
VOYA INVESTMENT MANAGEMENT LLC	13F	Company	0.15%	153,896	$706,383	—	30 Jun 2023	13F
RHUMBLINE ADVISERS	13F	Company	0.12%	131,499	$603,580	—	30 Jun 2023	13F
BLAIR WILLIAM & CO/IL	13F	Company	0.12%	129,525	$594,520	—	30 Jun 2023	13F
STRS OHIO	13F	Company	0.12%	121,200	$556,000	—	30 Jun 2023	13F
J. Stark Thompson PhD	3/4/5	Director	— mixed-class rows	120,918 mixed-class rows	$502,459	—	09 Aug 2021	3/4/5

Institutional Holders of MAXCYTE, INC. - Common Stock, par value $0.01 per share (MXCT) as of Q3 2023

As of 30 Sep 2023, MAXCYTE, INC. - Common Stock, par value $0.01 per share (MXCT) was held by 118 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 64,348,842 shares. The largest 10 holders included BlackRock Inc., Vitruvian Partners LLP, VANGUARD GROUP INC, MILLENNIUM MANAGEMENT LLC, Stonepine Capital Management, LLC, ArrowMark Colorado Holdings LLC, Portolan Capital Management, LLC, Holocene Advisors, LP, Granahan Investment Management, LLC, and GEODE CAPITAL MANAGEMENT, LLC. This page lists 118 institutional shareholders reporting positions in this security for the Q3 2023 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q3 2023 vs Q2 2023 Across Filers

Q2 2023 holders

113

Q3 2023 holders

118

Holder diff

Investor	Q2 2023 Shares	Q3 2023 Shares	Share Diff	Share Chg %	Q2 2023 Value $	Q3 2023 Value $	Value Diff $	Value Chg %

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

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.