Security key
023111404
- Security type / class
- Equity / SPONSORED ADR
- Total 13F shares
- 4,626,393
- Total 13F value
- $73,406,787
- Share change
- +32,552
- Put/Call ratio
- 74%
- SEC-reported price per share
- $15.94
- Number of holders
- 79
- Value change
- +$794,521
- Number of buys
- 34
- Number of sells
- 19
Open additional details 1 more signal available
Report period
Q2 2026
Institutions
79
Top holders
10
AMRN full security history
Ownership snapshot
Full 13F holder table
AMARIN CORP PLC\UK SEC filings
AMARIN CORP PLC\UK company facts
Broader feeds
Ownership snapshot
Top reported holders of AMRN - AMARIN CORP PLC\UK - SPONSORED ADR (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
Brooklands Fund Managemen...
Disclosed value leader
Sarissa Capital Managemen...
Comparable rows
2/15
Latest evidence
26 Jun 2026
13F
3/4/5
Lead comparable stake: 0%
13 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
Brooklands Fund Management Ltd leads the comparable SEC ownership view at 0%.
2 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 Brooklands Fund Management Ltd's linked filing trail.
Comparable ownership
Top 2
Brooklands Fund Management Ltd
0%
Winch Advisory Services, LLC
0%
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 |
|---|---|---|---|---|---|
| Brooklands Fund Management Ltd |
13F
Company
|
0%
|
$225,523
15,596 shares
|
— | 31 Mar 2026 |
| Winch Advisory Services, LLC |
13F
Company
|
0%
|
$101
7 shares
|
— | 31 Mar 2026 |
| Sarissa Capital Management LP |
13F
Company
|
—
class O/S missing
|
$24,197,292
1,673,395 shares
|
— | 31 Mar 2026 |
| ACADIAN ASSET MANAGEMENT LLC |
13F
Company
|
—
class O/S missing
|
$9,182,000
636,769 shares
|
— | 31 Mar 2026 |
| Kynam Capital Management, LP |
13F
Company
|
—
class O/S missing
|
$6,830,644
472,382 shares
|
— | 31 Mar 2026 |
| MILLENNIUM MANAGEMENT LLC |
13F
Company
|
—
class O/S missing
|
$4,345,751
300,536 shares
|
— | 31 Mar 2026 |
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 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
79
Shares
4,626,393
Rows available
79
| 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 2026 vs Q1 2026 Across Filers
Q1 2026 holders
67
Q2 2026 holders
79
Holder diff
12
| Investor | Q1 2026 Shares | Q2 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q2 2026 value | Value change | Value Chg % |
|---|