Security key
023111206
AMARIN CORP PLCUK - Ordinary Shares, par value 50 pence per share (AMRN)
CUSIP: 023111206
Q2 2025 13F Holders as of 30 Jun 2025
- Security type / class
- Equity / Ordinary Shares, par value 50 pence per share
- Total 13F shares
- 19,160
- Total 13F value
- $285,822
- Share change
- -66,148,633
- SEC-reported price per share
- $16.22
- Number of holders
- 4
- Value change
- -$34,902,042
- Number of sells
- 126
- Shares outstanding
- 414,232,673
Holder snapshot
5 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q2 2025
Institutions
4
Top holders
4
AMRN full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q1 2026
AMARIN CORP PLC\UK SEC filings
AMARIN CORP PLC\UK company facts
Broader feeds
Reporting periods
Holder history for CUSIP 023111206
Recent filing periods:
Ownership snapshot
Top reported holders of AMRN - AMARIN CORP PLCUK - Ordinary Shares, par value 50 pence 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
Sarissa Capital Managemen...
Disclosed value leader
Sarissa Capital Managemen...
Comparable rows
15/15
Latest evidence
31 Mar 2025
13D/G
13F
Lead comparable stake: 8.1%
13D/G row: Sarissa Capital Management LP
Showing 1-6 of 15 holder rows.
Quick read
Sarissa Capital Management LP leads the comparable SEC ownership view at 8.1%.
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 Sarissa Capital Management LP's linked filing trail.
Comparable ownership
Top 5
Sarissa Capital Management LP
8.1%
Kynam Capital Management, LP
3%
ACADIAN ASSET MANAGEMENT LLC
0.92%
Eversept Partners, LP
0.82%
MORGAN STANLEY
0.63%
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 |
|---|---|---|---|---|---|
| Sarissa Capital Management LP |
13D/G
13F
Company
|
8.1%
|
$15,061,500
33,470,000 shares
|
$0 | 25 Mar 2025 |
| Kynam Capital Management, LP |
13F
Company
|
3%
|
$5,562,995
12,414,628 shares
|
— | 31 Mar 2025 |
| ACADIAN ASSET MANAGEMENT LLC |
13F
Company
|
0.92%
|
$1,685,000
3,791,515 shares
|
— | 31 Mar 2025 |
| Eversept Partners, LP |
13F
Company
|
0.82%
|
$1,523,183
3,399,204 shares
|
— | 31 Mar 2025 |
| MORGAN STANLEY |
13F
Company
|
0.63%
|
$1,174,902
2,621,963 shares
|
— | 31 Mar 2025 |
| Waterfront Wealth Inc. |
13F
Company
|
0.61%
|
$1,126,798
2,514,615 shares
|
— | 31 Mar 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 Q2 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
4
Shares
19,160
Rows available
4
| 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 Q2 2025 vs Q1 2025 Across Filers
Q1 2025 holders
127
Q2 2025 holders
4
Holder diff
-123
| Investor | Q1 2025 Shares | Q2 2025 Shares | Share Diff | Share Chg % | Q1 2025 value | Q2 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend