Security key
57055L206
Marker Therapeutics, Inc. - Common Stock, par value $0.001 per share (MRKR)
CUSIP: 57055L206
Q1 2025 13F Holders as of 31 Mar 2025
- Security type / class
- Equity / Common Stock, par value $0.001 per share
- Total 13F shares
- 4,023,536
- Total 13F value
- $4,948,972
- Share change
- +277,437
- SEC-reported price per share
- $1.23
- Number of holders
- 31
- Value change
- +$278,481
- Number of buys
- 13
- Number of sells
- 8
- Shares outstanding
- 16,869,505
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2025
Institutions
31
Top holders
10
MRKR full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
Marker Therapeutics, Inc. SEC filings
Marker Therapeutics, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 57055L206
Recent filing periods:
Ownership snapshot
Top reported holders of MRKR - Marker Therapeutics, Inc. - Common Stock, par value $0.001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Blue Owl Capital Holdings LP
Disclosed value leader
Alyeska Investment Group,...
Comparable rows
15/15
Latest evidence
31 Dec 2024
13F
13D/G
Lead comparable stake: 10%
13D/G row: Blue Owl Capital Holdings LP
Showing 1-6 of 15 holder rows.
Quick read
Blue Owl Capital Holdings LP leads the comparable SEC ownership view at 10%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Blue Owl Capital Holdings LP's linked filing trail.
Comparable ownership
Top 5
Blue Owl Capital Holdings LP
10%
NEA Management Company, LLC
9.6%
Alyeska Investment Group, L.P.
5.4%
Hudson Bay Capital Management LP
2%
Aisling Capital Management LP
1.9%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Blue Owl Capital Holdings LP |
13F
13D/G
Company
|
10%
from 13D/G
|
$1,723,718
554,250 shares
|
— | 31 Dec 2024 |
| NEA Management Company, LLC |
13F
Company
|
9.6%
|
$5,055,859
1,625,678 shares
|
— | 31 Dec 2024 |
| Alyeska Investment Group, L.P. |
13F
Company
|
5.4%
|
$38,487,035
915,591 shares
|
— | 31 Dec 2024 |
| Hudson Bay Capital Management LP |
13F
Company
|
2%
|
$958,430
331,670 shares
|
— | 31 Dec 2024 |
| Aisling Capital Management LP |
13F
Company
|
1.9%
|
$1,011,900
325,370 shares
|
— | 31 Dec 2024 |
| VANGUARD GROUP INC |
13F
Company
|
1.4%
|
$756,109
243,122 shares
|
— | 31 Dec 2024 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
31
Shares
4,023,536
Rows available
31
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2025 vs Q1 2026 Across Filers
Q1 2026 holders
35
Q1 2025 holders
31
Holder diff
-4
| Investor | Q1 2026 Shares | Q1 2025 Shares | Share Diff | Share Chg % | Q1 2026 value | Q1 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend