MAXCYTE, INC.
Total Trades
79
Buys
2
Sells
42
Largest Trade
$1M+
Insiders
11
Institutional Funds
78
Inst. Value
$1M+
Activist Filings
26
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Ross Thomas M. | EVP | SELL | $50K–$100K | 14K | $5.00 | Apr 12, 2023 |
| Ross Thomas M. | EVP | EXERCISE | $15K–$50K | 14K | $2.14 | Apr 12, 2023 |
| Doerfler Douglas | President and CEO | SELL | $50K–$100K | 15K | $5.00 | Apr 12, 2023 |
| Doerfler Douglas | President and CEO | EXERCISE | <$1K | 15K | $0.04 | Apr 12, 2023 |
| Ross Thomas M. | EVP | SELL | $100K–$500K | 34K | $5.02 | Apr 7, 2023 |
| Ross Thomas M. | EVP | EXERCISE | $50K–$100K | 34K | $2.14 | Apr 7, 2023 |
| Doerfler Douglas | President and CEO | SELL | $100K–$500K | 35K | $5.02 | Apr 7, 2023 |
| Doerfler Douglas | President and CEO | EXERCISE | $1K–$15K | 35K | $0.04 | Apr 7, 2023 |
| Ross Thomas M. | EVP | EXERCISE | $15K–$50K | 10K | $2.14 | Apr 4, 2023 |
| Ross Thomas M. | EVP | SELL | $50K–$100K | 10K | $5.02 | Apr 4, 2023 |
| Doerfler Douglas | President and CEO | SELL | $50K–$100K | 10K | $5.02 | Apr 4, 2023 |
| Doerfler Douglas | President and CEO | EXERCISE | <$1K | 10K | $0.04 | Apr 4, 2023 |
| DOUGLAS RICHARD | Director | BUY | $100K–$500K | 80K | $4.32 | Mar 30, 2023 |
| Ross Thomas M. | EVP | SELL | $100K–$500K | 29K | $5.72 | Feb 3, 2023 |
| Ross Thomas M. | EVP | EXERCISE | $50K–$100K | 29K | $2.04 | Feb 3, 2023 |
| Doerfler Douglas | President and CEO | SELL | $100K–$500K | 30K | $5.72 | Feb 3, 2023 |
| Doerfler Douglas | President and CEO | EXERCISE | $1K–$15K | 30K | $0.04 | Feb 3, 2023 |
| Doerfler Douglas | President and CEO | SELL | $100K–$500K | 30K | $5.08 | Jan 5, 2023 |
| Doerfler Douglas | President and CEO | EXERCISE | $1K–$15K | 30K | $0.04 | Jan 5, 2023 |
| Ross Thomas M. | EVP | EXERCISE | $15K–$50K | 29K | $0.98 | Jan 5, 2023 |
| Ross Thomas M. | EVP | SELL | $100K–$500K | 29K | $5.08 | Jan 5, 2023 |
| Ross Thomas M. | EVP | SELL | $100K–$500K | 29K | $5.81 | Dec 6, 2022 |
| Ross Thomas M. | EVP | EXERCISE | $15K–$50K | 29K | $1.08 | Dec 6, 2022 |
| Ross Thomas M. | EVP | EXERCISE | $15K–$50K | 29K | $0.85 | Nov 3, 2022 |
| Ross Thomas M. | EVP | SELL | $100K–$500K | 29K | $6.92 | Nov 3, 2022 |
| Ross Thomas M. | EVP | SELL | $100K–$500K | 29K | $6.46 | Oct 12, 2022 |
| Ross Thomas M. | EVP | EXERCISE | $15K–$50K | 29K | $0.84 | Oct 12, 2022 |
| Casdin Partners Master Fund, L.P. | 10% Owner | SELL | $1M+ | 736K | $6.15 | Oct 5, 2022 |
| Casdin Partners Master Fund, L.P. | 10% Owner | SELL | $1M+ | 3.2M | $4.30 | Jul 6, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 78 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Vitruvian Partners LLP | 5.0M | $1M+ | SH |
| CADIAN CAPITAL MANAGEMENT, LP | 3.7M | $1M+ | SH |
| Mudita Advisors LLP | 3.4M | $1M+ | SH |
| BNP Paribas Asset Management Holding S.A. | 2.8M | $1M+ | SH |
| STATE STREET CORP | 2.4M | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 2.2M | $1M+ | SH |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 1.0M | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 868K | $1M+ | SH |
| Willis Investment Counsel | 863K | $1M+ | SH |
| RENAISSANCE TECHNOLOGIES LLC | 787K | $1M+ | SH |
| VANGUARD GROUP INC | 643K | $500K+ | SH |
| BlackRock, Inc. | 618K | $500K+ | SH |
| Stonepine Capital Management, LLC | 469K | $500K+ | SH |
| JANE STREET GROUP, LLC | 384K | $500K+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 370K | $500K+ | SH |
| BARCLAYS PLC | 300K | $100K–$500K | SH |
| HSBC HOLDINGS PLC | 295K | $100K–$500K | SH |
| LUMINUS MANAGEMENT LLC | 236K | $100K–$500K | SH |
| NANO CAP NEW MILLENNIUM GROWTH FUND L P | 230K | $100K–$500K | SH |
| Rathbones Group PLC | 227K | $100K–$500K | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Feb 17, 2026
3.5%
3.7M shares
SC 13G · Feb 5, 2026
7.7%
8.2M shares
SC 13G/A · Jan 21, 2026
6.6%
7.0M shares
SC 13G/A · Nov 14, 2025
7.7%
8.2M shares
Mirabella Financial Services LLP
SC 13G/A · Nov 4, 2025
7.7%
8.2M shares
Mirabella Financial Services LLP
SC 13G · Nov 3, 2025
6.2%
6.6M shares
SC 13D · Oct 24, 2025
5.2%
5.5M shares
SC 13G/A · Feb 13, 2025
8.9%
9.3M shares
SC 13G/A · Feb 5, 2025
7.8%
8.3M shares
SC 13G/A · Nov 14, 2024
7.8%
8.2M shares
SC 13G/A · Nov 8, 2024
9.9%
10.4M shares
Integrated Core Strategies (US) LLC
SC 13G/A · Oct 31, 2024
4.0%
4.2M shares
SC 13G/A · Oct 21, 2024
9.9%
10.4M shares
Integrated Core Strategies (US) LLC
SC 13G · Mar 25, 2024
5.5%
5.7M shares
SC 13G/A · Feb 14, 2024
0.0%
0 shares
SC 13G · Feb 14, 2024
5.5%
5.6M shares
The Vanguard Group - 23-1945930
SC 13G · Feb 13, 2024
5.1%
5.3M shares
Integrated Core Strategies (US) LLC
SC 13G/A · Feb 1, 2024
4.8%
5.0M shares
SC 13G/A · Jan 26, 2024
8.0%
8.3M shares
Integrated Core Strategies (US) LLC
SC 13G · Nov 17, 2023
5.6%
5.8M shares
SC 13G/A · Feb 14, 2023
2.1%
2.2M shares
Sofinnova Crossover I SLP (“SC”)
SC 13G/A · Feb 13, 2023
4.5%
4.6M shares
SC 13G/A · Jan 31, 2023
7.6%
7.7M shares
SC 13G/A · Jan 10, 2023
9.0%
9.2M shares
SC 13G · Feb 15, 2022
5.0%
5.1M shares
Sofinnova Crossover I SLP (“SC”)
SC 13G · Feb 11, 2022
5.1%
5.1M shares