Latest Period
Q1 2026
Security Snapshot
MAXCYTE, INC. - Common Stock, par value $0.01 per share (MXCT) Institutional Ownership
CUSIP: 57777K106
13F Institutional Holders and Ownership History from Q3 2021 to Q1 2026
Institutions Reporting
128
Shares (Excl. Options)
65,085,071
Price
$0.70
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- Security type / class
- Equity / Common Stock, par value $0.01 per share
- Symbol
- MXCT on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 65,085,071
- Total 13F value
- $45,714,761
- Portfolio coverage rank
- 0%
- Share change
- +1,968,660
- Value change
- -$6,408,391
- Number of holders
- 128
- Shares outstanding
- 105,230,057
- SEC-reported price per share
- $1.02
- Insider filing price
- $1.02
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- MXCT - MAXCYTE, INC. - Common Stock, par value $0.01 per share is tracked under CUSIP 57777K106.
- 128 institutions reported positions in Q1 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 113 to 128 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $97,987,117 to $45,714,761.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 128 institutions filings for Q1 2026.
Security key
57777K106
Latest holder period
Q1 2026
13F holders
128
13D/G owners
4
CIK / CUSIP context first
Open Q1 2026 holders
MXCT full holder history
MAXCYTE, INC. SEC filings
MAXCYTE, INC. company facts
MAXCYTE, INC. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 57777K106:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
MXCT
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Capricorn Fund Managers Ltd | 7.7% | $12,710,000 | 8,200,000 | Capricorn Fund Managers Ltd | 30 Jan 2026 | |||
| BlackRock, Inc. | 6.6% | -15% | $10,845,655 | -$1,951,145 | 6,997,197 | -15% | BlackRock, Inc. | 31 Dec 2025 |
| RIVER GLOBAL INVESTORS LLP | 5.2% | $8,685,974 | 5,497,452 | RIVER GLOBAL INVESTORS LLP | 23 Sep 2025 | |||
| CADIAN CAPITAL MANAGEMENT, LP | 3.5% | -52% | $5,708,731 | -$7,044,054 | 3,683,052 | -55% | Cadian Capital Management, LP | 31 Dec 2025 |
As of 31 Mar 2026, 128 institutional investors reported holding 65,085,071 shares of MAXCYTE, INC. - Common Stock, par value $0.01 per share (MXCT). This represents 62% of the company’s total 105,230,057 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
55%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 8.4% | 8,798,473 | -4.8% | 0% | $6,180,926 |
| Capricorn Fund Managers Ltd | 7.8% | 8,200,000 | 0.9% | $5,760,500 | |
| Vitruvian Partners LLP | 4.8% | 5,043,356 | 0% | 3.2% | $3,542,958 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.8% | 3,981,816 | 0% | 0% | $2,799,217 |
| MORGAN STANLEY | 3.5% | 3,688,131 | -17% | 0% | $2,590,912 |
| Mudita Advisors LLP | 3.2% | 3,370,689 | 0% | 0.48% | $2,367,909 |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 2.6% | 2,773,554 | 0% | 0% | $1,948,422 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.2% | 2,362,672 | -6.2% | 0% | $1,660,185 |
| STATE STREET CORP | 2.1% | 2,193,470 | -7% | 0% | $1,540,913 |
| Brooklands Fund Management Ltd | 2.1% | 2,190,020 | 2% | $1,538,489 | |
| RENAISSANCE TECHNOLOGIES LLC | 1.9% | 1,993,200 | +153% | 0% | $1,400,223 |
| CADIAN CAPITAL MANAGEMENT, LP | 1.6% | 1,722,942 | -53% | 0.15% | $1,210,367 |
| Peapod Lane Capital LLC | 1.3% | 1,332,193 | 0.76% | $925,817 | |
| AQR CAPITAL MANAGEMENT LLC | 1.2% | 1,221,182 | +1199% | 0% | $857,881 |
| GOLDMAN SACHS GROUP INC | 1.1% | 1,159,019 | +145% | 0% | $814,211 |
| LUMINUS MANAGEMENT LLC | 1.1% | 1,150,000 | +386% | 0.49% | $807,875 |
| Stonepine Capital Management, LLC | 0.95% | 1,004,673 | +114% | 0.62% | $705,783 |
| NANO CAP NEW MILLENNIUM GROWTH FUND L P | 0.95% | 1,000,000 | +335% | 0.66% | $702,500 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 0.85% | 889,240 | 0% | 0% | $625,136 |
| Willis Investment Counsel | 0.82% | 862,758 | 0% | 0.03% | $606,087 |
| NORTHERN TRUST CORP | 0.76% | 799,709 | +7.2% | 0% | $561,796 |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 0.74% | 776,224 | -25% | 0% | $545,297 |
| VANGUARD FIDUCIARY TRUST CO | 0.61% | 643,206 | 0% | 0% | $452,174 |
| TWO SIGMA INVESTMENTS, LP | 0.58% | 608,162 | +592% | 0% | $427,234 |
| DIMENSIONAL FUND ADVISORS LP | 0.48% | 502,646 | -48% | 0% | $352,888 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
19
Latest
Q1 2026
Rows shown
1-19 of 19
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 65,085,071 | $45,714,761 | -$6,408,391 | $0.70 | 128 |
| 2025 Q4 | 63,214,451 | $97,987,117 | -$6,867,818 | $1.55 | 113 |
| 2025 Q3 | 70,074,346 | $110,752,241 | -$9,583,296 | $1.58 | 110 |
| 2025 Q2 | 71,312,542 | $155,420,766 | -$4,610,056 | $2.18 | 114 |
| 2025 Q1 | 72,275,286 | $197,291,658 | +$5,448,211 | $2.73 | 113 |
| 2024 Q4 | 72,601,582 | $301,915,716 | +$16,703,932 | $4.16 | 117 |
| 2024 Q3 | 68,732,459 | $267,403,204 | +$177,601 | $3.89 | 117 |
| 2024 Q2 | 68,331,730 | $268,018,684 | +$5,431,035 | $3.92 | 111 |
| 2024 Q1 | 66,871,823 | $280,332,915 | -$841,680 | $4.19 | 120 |
| 2023 Q4 | 66,857,030 | $313,997,629 | +$26,691,319 | $4.70 | 117 |
| 2023 Q3 | 64,348,842 | $200,754,799 | -$8,031,870 | $3.12 | 118 |
| 2023 Q2 | 66,112,244 | $303,306,284 | -$1,038,985 | $4.59 | 113 |
| 2023 Q1 | 65,801,991 | $325,433,735 | -$11,971,061 | $4.95 | 108 |
| 2022 Q4 | 68,954,478 | $375,732,460 | -$4,066,910 | $5.46 | 101 |
| 2022 Q3 | 69,617,791 | $452,111,095 | +$12,236,766 | $6.50 | 106 |
| 2022 Q2 | 68,054,894 | $321,283,224 | -$12,469,260 | $4.73 | 100 |
| 2022 Q1 | 68,456,122 | $478,728,444 | -$147,649 | $6.99 | 95 |
| 2021 Q4 | 66,860,593 | $681,317,067 | +$120,040,819 | $10.19 | 97 |
| 2021 Q3 | 54,493,245 | $664,687,301 | +$664,687,301 | $12.21 | 78 |