Latest Period
Q1 2026
Security Snapshot
AMARIN CORP PLCUK - Ordinary Shares, par value 50 pence per share (AMRN) Institutional Ownership
CUSIP: 023111206
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
2
Shares (Excl. Options)
15,603
Price
$14.44
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- Security type / class
- Equity / Ordinary Shares, par value 50 pence per share
- Symbol
- AMRN on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 15,603
- Total 13F value
- $225,624
- Portfolio coverage rank
- 0%
- Share change
- +15,596
- Value change
- +$225,523
- Number of holders
- 2
- Shares outstanding
- 414,232,673
- SEC-reported price per share
- $14.44
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- AMRN - AMARIN CORP PLCUK - Ordinary Shares, par value 50 pence per share is tracked under CUSIP 023111206.
- 2 institutions reported positions in Q1 2026.
- 1 significant owner is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 1 to 2 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $98 to $225,624.
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 2 institutions filings for Q1 2026.
Security key
023111206
Latest holder period
Q1 2026
13F holders
2
13D/G owners
1
CIK / CUSIP context first
Open Q1 2026 holders
AMRN full holder history
AMARIN CORP PLC\UK SEC filings
AMARIN CORP PLC\UK company facts
AMARIN CORP PLC\UK insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 023111206:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
1
Security
AMRN
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Sarissa Capital Management LP | 8.1% | $15,061,500 | 33,470,000 | Sarissa Capital Management LP | 25 Mar 2025 |
As of 31 Mar 2026, 2 institutional investors reported holding 15,603 shares of AMARIN CORP PLCUK - Ordinary Shares, par value 50 pence per share (AMRN). This represents 0% of the company’s total 414,232,673 outstanding shares.
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 15,603 | $225,624 | +$225,523 | $14.44 | 2 |
| 2025 Q4 | 7 | $98 | $14.00 | 1 | |
| 2025 Q3 | 7 | $115 | -$285,708 | $16.40 | 1 |
| 2025 Q2 | 19,160 | $285,822 | -$34,902,042 | $16.22 | 4 |
| 2025 Q1 | 67,596,304 | $30,275,203 | -$786,926 | $0.45 | 127 |
| 2024 Q4 | 70,860,688 | $34,382,312 | +$2,459,088 | $0.48 | 157 |
| 2024 Q3 | 65,472,406 | $41,052,398 | -$8,204,820 | $0.63 | 155 |
| 2024 Q2 | 77,841,599 | $53,562,841 | -$8,011,686 | $0.69 | 168 |
| 2024 Q1 | 88,278,410 | $78,629,318 | -$5,069,131 | $0.89 | 171 |
| 2023 Q4 | 91,373,435 | $79,534,510 | +$3,032,307 | $0.87 | 170 |
| 2023 Q3 | 90,160,502 | $82,884,835 | -$12,640,018 | $0.92 | 180 |
| 2023 Q2 | 103,028,787 | $122,590,466 | +$4,122,756 | $1.19 | 194 |
| 2023 Q1 | 99,079,623 | $148,584,261 | -$17,751,654 | $1.50 | 195 |
| 2022 Q4 | 112,085,415 | $135,607,240 | -$15,853,184 | $1.21 | 194 |
| 2022 Q3 | 129,178,701 | $140,886,906 | -$10,735,617 | $1.09 | 168 |
| 2022 Q2 | 135,977,145 | $202,683,375 | -$6,933,493 | $1.49 | 195 |
| 2022 Q1 | 132,496,028 | $435,942,489 | -$12,990,550 | $3.29 | 206 |
| 2021 Q4 | 135,789,288 | $457,579,799 | +$39,863,029 | $3.37 | 215 |
| 2021 Q3 | 119,936,212 | $611,651,186 | -$30,130,755 | $5.10 | 224 |
| 2021 Q2 | 128,245,325 | $561,754,124 | -$64,961,446 | $4.38 | 219 |
| 2021 Q1 | 139,321,313 | $871,223,550 | -$55,739,633 | $6.21 | 237 |
| 2020 Q4 | 148,894,004 | $728,145,059 | +$12,445,694 | $4.89 | 223 |
| 2020 Q3 | 146,962,156 | $618,362,492 | -$82,545,973 | $4.21 | 246 |
| 2020 Q2 | 162,401,350 | $1,123,697,364 | +$27,609,660 | $6.92 | 267 |
| 2020 Q1 | 167,452,478 | $669,816,111 | -$323,465,907 | $4.00 | 274 |