MAXCYTE, INC.

MXCT

Initial Filing

Ownership

5.00%

Total Shares

5,194,322

Issuer CIK

1287098

Event Date

Oct 13, 2026

Accepted

Oct 15, 2026, 09:00 AM

SEC EDGARView Original Filing

Reporting Persons (1)

Name	Type	% of Class	Aggregate	Sole Voting	Shared Voting
Liontrust Investment Partners LLP	Investment Company	5.00%	5,194,322	5,194,322	0

Disclosure Items (7)

Security Title

Equity

Issuer Name

MAXCYTE, INC.

Issuer Address

9713 KEY WEST AVENUE,, ROCKVILLE, MD, 20850

Filing Persons

Liontrust Investment Partners LLP

Business Address

2 Savoy Court, London WC2R 0EZ

Principal Occupation

Investment Firm 2 Savoy Court, London WC2R 0EZ

Convictions

Citizenship

United Kingdom

N/A

(a) The acquisition by any person of additional securities of the issuer, or the disposition of securities of the issuer

Percentage of Class

5,194,322 5.0330%

Number of Shares

5,194,322 shares

Transactions

rade Date BUY/SELL Amount Price 01-Sep-2026 SELL -81,203.00 1.23950150 02-Sep-2026 SELL -63,958.00 1.25395358 03-Sep-2026 SELL -54,839.00 1.24421552 08-Sep-2026 SELL -41,034.00 1.26752510 09-Sep-2026 SELL -37,115.00 1.23726948 10-Sep-2026 SELL -29,095.00 1.19462212 11-Sep-2026 SELL -32,615.00 1.17414454 14-Sep-2026 SELL -74,036.00 1.14991057 07-Oct-2026 SELL -3,111.00 1.04626808 14-Oct-2026 BUY 138,139.00 1.26072563 14-Oct-2026 BUY 175,694.00 1.26072563 14-Oct-2026 BUY 43,113.00 1.26072563

Shareholders

N/A

Date of 5% Ownership

N/A

MAXCYTE, INC.

Reporting Persons (1)

Disclosure Items (7)

Item 1 — Security and Issuer

Item 2 — Identity and Background

Item 3 — Source of Funds

KEYItem 4 — Purpose of Transaction

Item 5 — Interest in Securities

Item 6 — Contracts & Arrangements

Item 7 — Exhibits