Security key
584690309
- Security type / class
- Equity / COMMON STOCK
- Total 13F shares
- 1
- Total 13F value
- $44
- Share change
- 0
- SEC-reported price per share
- $44.00
- Number of holders
- 1
Report period
Q1 2026
Institutions
1
Top holders
1
MRX full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
Previous quarter: Q4 2025
Marex Group Ltd SEC filings
Marex Group Ltd company facts
Broader feeds
Reporting periods
Holder history for CUSIP 584690309
Recent filing periods:
Ownership snapshot
Top reported holders of MRX - MEDICIS PHARMACEUTICAL - COMMON STOCK (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
BlackRock, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
0/15
Latest evidence
31 Dec 2025
13F
Highest disclosed value: $152,156,245
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
BlackRock, Inc. has the largest disclosed position value at $152.16M.
0 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 BlackRock, Inc.'s linked filing trail.
Disclosed position value
Top 5
BlackRock, Inc.
$152.16M
Capital International Investors
$133.8M
LOOMIS SAYLES & CO L P
$74.25M
Grandeur Peak Global Advisors, LLC
$68.27M
ALLIANCEBERNSTEIN L.P.
$67.14M
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
Company
|
—
denominator unverified
|
$152,156,245
3,966,534 shares
|
— | 31 Dec 2025 |
| Capital International Investors |
13F
Company
|
—
denominator unverified
|
$133,803,247
3,488,093 shares
|
— | 31 Dec 2025 |
| LOOMIS SAYLES & CO L P |
13F
Company
|
—
denominator unverified
|
$74,245,895
1,935,503 shares
|
— | 31 Dec 2025 |
| Grandeur Peak Global Advisors, LLC |
13F
Company
|
—
denominator unverified
|
$68,270,941
1,779,743 shares
|
— | 31 Dec 2025 |
| ALLIANCEBERNSTEIN L.P. |
13F
Company
|
—
denominator unverified
|
$67,139,667
1,750,252 shares
|
— | 31 Dec 2025 |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC |
13F
Company
|
—
denominator unverified
|
$66,705,240
1,738,927 shares
|
— | 31 Dec 2025 |
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 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
1
Shares
1
Rows available
1
| 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 2026 vs Q4 2025 Across Filers
Q4 2025 holders
1
Q1 2026 holders
1
Holder diff
0
| Investor | Q4 2025 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q4 2025 value | Q1 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend