ROCKVILLE, MD
MAXCYTE, INC.MXCT— Latest position per institution from SEC 13F filings
15
Institutional holders
74.48M
Total shares held
145.95M
Estimated value
3.72M
Avg. position size
MIRABELLA FINANCIAL SERVICES LLP
CIK 1538853
Shares
8.20M
Value
12.71M
Filed
Dec 31, 2025
CAPRICORN FUND MANAGERS LTD
CIK 1901361
Shares
8.20M
Value
10.09M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
8.14M
Value
31.92M
Filed
Jun 30, 2024
VANGUARD GROUP INC
CIK 102909
Shares
5.54M
Value
8.59M
Filed
Dec 31, 2025
VITRUVIAN PARTNERS LLP
CIK 1692590
Shares
5.04M
Value
6.20M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
4.03M
Value
4.96M
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
3.69M
Value
4.54M
Filed
Jun 30, 2026
MUDITA ADVISORS LLP
CIK 1907809
Shares
3.37M
Value
4.15M
Filed
Jun 30, 2026
RIVER GLOBAL INVESTORS LLP
CIK 1486180
Shares
3.25M
Value
13.49M
Filed
Dec 31, 2024
BLACKROCK, INC.
CIK 2012383
Shares
3.06M
Value
3.76M
Filed
Jun 30, 2026
AXA INVESTMENT MANAGERS S.A.
CIK 1826635
Shares
2.77M
Value
4.38M
Filed
Sep 30, 2025
BNP PARIBAS ASSET MANAGEMENT HOLDING S.A.
CIK 1520354
Shares
2.77M
Value
3.41M
Filed
Jun 30, 2026
AXA S.A.
CIK 898427
Shares
2.20M
Value
4.80M
Filed
Jun 30, 2025
CADIAN CAPITAL MANAGEMENT, LP
CIK 1423686
Shares
2.20M
Value
2.71M
Filed
Jun 30, 2026
HOLOCENE ADVISORS, LP
CIK 1700574
Shares
2.12M
Value
6.61M
Filed
Sep 30, 2023
KENNEDY CAPITAL MANAGEMENT LLC
CIK 884589
Shares
2.11M
Value
3.33M
Filed
Sep 30, 2025
BAMCO INC /NY/
CIK 1017918
Shares
1.99M
Value
9.84M
Filed
Mar 31, 2023
PEAPOD LANE CAPITAL LLC
CIK 2050979
Shares
1.98M
Value
2.22M
Filed
Sep 30, 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
Shares
1.91M
Value
2.35M
Filed
Jun 30, 2026
CASDIN CAPITAL, LLC
CIK 1534261
Shares
1.89M
Value
5.90M
Filed
Sep 30, 2023
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | MIRABELLA FINANCIAL SERVICES LLP | 1538853 | 8.20M | 12.71M | Dec 31, 2025 |
| 2 | CAPRICORN FUND MANAGERS LTD | 1901361 | 8.20M | 10.09M | Jun 30, 2026 |
| 3 | BLACKROCK FINANCE, INC. | 1364742 | 8.14M | 31.92M | Jun 30, 2024 |
| 4 | VANGUARD GROUP INC | 102909 | 5.54M | 8.59M | Dec 31, 2025 |
| 5 | VITRUVIAN PARTNERS LLP | 1692590 | 5.04M | 6.20M | Jun 30, 2026 |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 4.03M | 4.96M | Jun 30, 2026 |
| 7 | MORGAN STANLEY | 895421 | 3.69M | 4.54M | Jun 30, 2026 |
| 8 | MUDITA ADVISORS LLP | 1907809 | 3.37M | 4.15M | Jun 30, 2026 |
| 9 | RIVER GLOBAL INVESTORS LLP | 1486180 | 3.25M | 13.49M | Dec 31, 2024 |
| 10 | BLACKROCK, INC. | 2012383 | 3.06M | 3.76M | Jun 30, 2026 |
| 11 | AXA INVESTMENT MANAGERS S.A. | 1826635 | 2.77M | 4.38M | Sep 30, 2025 |
| 12 | BNP PARIBAS ASSET MANAGEMENT HOLDING S.A. | 1520354 | 2.77M | 3.41M | Jun 30, 2026 |
| 13 | AXA S.A. | 898427 | 2.20M | 4.80M | Jun 30, 2025 |
| 14 | CADIAN CAPITAL MANAGEMENT, LP | 1423686 | 2.20M | 2.71M | Jun 30, 2026 |
| 15 | HOLOCENE ADVISORS, LP | 1700574 | 2.12M | 6.61M | Sep 30, 2023 |
| 16 | KENNEDY CAPITAL MANAGEMENT LLC | 884589 | 2.11M | 3.33M | Sep 30, 2025 |
| 17 | BAMCO INC /NY/ | 1017918 | 1.99M | 9.84M | Mar 31, 2023 |
| 18 | PEAPOD LANE CAPITAL LLC | 2050979 | 1.98M | 2.22M | Sep 30, 2026 |
| 19 | RENAISSANCE TECHNOLOGIES LLC | 1037389 | 1.91M | 2.35M | Jun 30, 2026 |
| 20 | CASDIN CAPITAL, LLC | 1534261 | 1.89M | 5.90M | Sep 30, 2023 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.