$MXCT

$1.51 +$0.11 (7.86%) Close

$MXCT Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 103.2M shares outstanding

Who owns MXCT?

By type of holder

Institutions 61.2% Insiders 2.3% Everyone else 36.5%

Concentration Top 10 holders own 38.3%

BlackRock, Inc. 3.0% · Capricorn Fund Managers Ltd 8.0%

Institutional ownership

61.2%

-2.0 pts vs last qtr

Institutional holders

121

-10 vs last qtr

Net shares bought

−2.0M

by institutions in Q2 2026

New / sold out

26 / 36

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Jane Street Group, LLC +1.5M
RBF Capital, LLC NEW +1.3M

Biggest sellers in Q2 2026

BlackRock, Inc. −5.7M
State Street Corp −1.7M

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for MaxCyte Inc in the last 12 months.

Is your stake being diluted?

Diluted share count, FY2019–FY2025

+88.7%

+11.16% a year

Each share's claim on the business

−47.0%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $60.2M

over 7 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years0% 3–5 years49% 1–3 years9% Under 1 year42%

Quarterly turnover

21.5%

of institutional shares changed hands

Top 10 managers, median time held

3.8 years

Super Investors

Investment managers reporting MXCT on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
B BlackRock, Inc.	3.1M	2.97%	−5.7M (−65.2%)	2021	0.0%
Shares held by quarter Peak holding10.2M (Q2'25) Change over 8 quarters−5.4M Share of the company2.970% BlackRock, Inc.'s full portfolio →
CF Capricorn Fund Managers Ltd	8.2M	7.95%	Unchanged	Q1 '26	0.8%
Shares held by quarter Peak holding8.2M (Q1'26) Change over 8 quarters+8.2M Share of the company7.950% Capricorn Fund Managers Ltd's full portfolio →

BlackRock, Inc.

3.1M

% of company

2.97%

Change vs last qtr

−5.7M (−65.2%)

Held since

2021

Capricorn Fund Managers Ltd

8.2M

% of company

7.95%

Change vs last qtr

Unchanged

Held since

Q1 '26

28 more super investors behind a free account

See every manager holding MaxCyte Inc, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting MXCT on Form N-PORT; together they hold 14.3% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$3.37M	2.7M	2.66%	0.00%	June 30, 2026
IR iShares Russell 2000 ETF iShares Trust	$1.78M	2.5M	2.45%	0.00%	March 31, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$3.37M

% of company

2.66%

% of the fund

0.00%

As of

June 30, 2026

iShares Russell 2000 ETF

iShares Trust

Position value

$1.78M

% of company

2.45%

% of the fund

0.00%

As of

March 31, 2026

23 more funds behind a free account

See every fund holding MaxCyte Inc and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
LI Liontrust Investment Partners LLP 5%+ holder 13D · 5.0%	5.2M	5.03%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company5.030% Disclosed stake13D · 5.0% View the 13D/G filing →
RG River Global Investors LLP 5%+ holder 13D · 0.8%	834.1K	0.81%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company0.810% Disclosed stake13D · 0.8% View the 13D/G filing →

Liontrust Investment Partners LLP

5%+ holder13D · 5.0%

5.2M

% of company

5.03%

Change vs last qtr

—

Held since

—

River Global Investors LLP

5%+ holder13D · 0.8%

834.1K

% of company

0.81%

Change vs last qtr

—

Held since

—

13 more holders behind a free account

See every insider and 5%+ holder of MaxCyte Inc.

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