AMARIN CORP PLCUK - Ordinary Shares, par value 50 pence per share (AMRN)

Historical Holders from Q1 2014 to Q3 2025

Type / Class: Equity / Ordinary Shares, par value 50 pence per share
Symbol: AMRN on Nasdaq
Shares outstanding: 414,232,673
Price per share: $16.40
All holders as of 30 Sep 2025: Q3 2025
Total 13F shares as of 30 Sep 2025: 7
Total reported value: $115
Share change: -19,153
Value change: -$285,709
Avg sell value change: -0%
Number of holders: 1

Reported Shares, Excluding Options vs Price

Reported Value, Excluding Options

Total Investors

Significant Owners of AMARIN CORP PLCUK - Ordinary Shares, par value 50 pence per share (AMRN) based on Schedule 13D/G filings

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 30 Sep 2025, AMARIN CORP PLCUK - Ordinary Shares, par value 50 pence per share (AMRN) has 1 institutional shareholder filing 13F forms. They hold 7 shares. of 414,232,673 outstanding shares (0%) .

Institutional Holders of AMARIN CORP PLCUK - Ordinary Shares, par value 50 pence per share (AMRN) across Reporting Periods

Period	Reported Shares, Excl. Options	Value, Excl. Options	Value Change	Puts Notional Value	Calls Notional Value	Price (% of par)	Investors
2025 Q3	7	$115	-$285,709		$604,198	1,640.44%	1
2025 Q2	19,160	$285,822	-$34,901,936	$0	$0	1,622.09%	4
2025 Q1	67,596,304	$30,275,436	-$786,941	$11,830	$59,744	44.81%	127
2024 Q4	70,840,892	$34,386,789	+$2,447,589	$32,439	$87,032	48.5%	157
2024 Q3	65,472,406	$41,052,398	-$8,167,451	$61,553	$160,394	62.69%	156
2024 Q2	77,787,203	$53,525,417	-$8,049,987	$83,041	$169,890	68.8%	168
2024 Q1	88,266,465	$78,618,746	-$3,228,550	$194,578	$469,540	89.08%	170
2023 Q4	40,073	$34,864	-$26,864			87%	3
2023 Q3	90,066,863	$82,797,674	-$12,629,261	$287,224	$364,136	92%	177
2023 Q2	102,936,849	$122,480,987	+$4,289,867	$349,503	$373,541	119%	192
2023 Q1	98,953,159	$148,394,010	-$17,776,403	$473,250	$878,700	150%	193
2022 Q4	111,853,996	$135,327,003	-$15,427,127	$1,389,542	$1,657,308	121%	189
2022 Q3	128,652,342	$140,309,678	-$11,045,189	$1,625,000	$451,000	108.99%	164
2022 Q2	135,188,482	$201,414,203	-$6,706,495	$1,557,000	$896,000	149%	188
2022 Q1	131,849,371	$433,823,669	-$13,336,923	$8,971,000	$3,745,000	328.97%	201
2021 Q4	135,121,339	$455,340,758	+$43,786,763	$14,946,750	$5,913,000	337%	212
2021 Q3	119,684,942	$610,361,310	-$30,358,221	$21,324,500	$12,788,000	510%	224
2021 Q2	128,042,126	$560,872,091	-$63,956,482	$17,523,500	$8,175,000	438%	222
2021 Q1	138,393,634	$859,192,019	-$59,136,874	$24,648,867	$27,743,504	620.99%	236
2020 Q4	148,190,178	$724,691,294	+$20,389,286	$27,587,353	$38,807,162	489%	214
2020 Q3	146,559,360	$616,669,102	-$82,505,420	$28,066,075	$27,975,861	420.98%	239
2020 Q2	162,070,481	$1,121,443,111	+$17,952,981	$53,687,075	$54,166,676	691.99%	262
2020 Q1	167,073,214	$668,297,031	-$308,369,302	$37,618,072	$60,633,400	400%	267
2019 Q4	164,271,375	$3,521,796,294	-$505,865,506	$184,068,010	$340,104,648	2,144%	314
2019 Q3	188,428,829	$2,856,637,711	+$335,410,468	$153,486,069	$149,447,276	1,515.99%	268
2019 Q2	162,818,786	$3,156,841,785	+$259,522,731	$133,572,083	$165,565,000	1,938.98%	247
2019 Q1	157,126,707	$3,260,845,677	+$69,427,833	$127,942,179	$196,307,000	2,076%	242
2018 Q4	155,995,013	$2,121,209,514	+$187,695,609	$119,474,000	$150,220,000	1,361%	223
2018 Q3	138,677,530	$2,256,274,378	+$552,646,670	$107,626,000	$209,113,000	1,627%	155
2018 Q2	111,871,330	$345,619,213	-$38,017,586	$4,596,000	$22,077,000	309%	118
2018 Q1	124,281,942	$374,078,488	+$27,484,716	$3,261,000	$7,502,500	300.99%	120
2017 Q4	111,495,254	$447,099,818	+$13,314,528	$880,000	$2,615,500	400.95%	115
2017 Q3	108,685,739	$380,355,236	+$21,302,373	$1,382,000	$8,097,000	350%	107
2017 Q2	102,263,102	$412,106,502	-$532,770	$1,831,000	$6,714,000	402.98%	107
2017 Q1	101,729,470	$325,524,236	+$1,271,904	$791,000	$1,897,000	320%	102
2016 Q4	105,406,586	$324,635,988	-$3,611,000	$2,914,000	$2,948,000	307.97%	102
2016 Q3	106,214,762	$338,816,200	+$218,988,691	$3,854,000	$5,656,000	319%	97
2016 Q2	37,775,400	$81,590,184	-$5,302,340	$1,605,000	$2,399,000	216%	79
2016 Q1	40,929,471	$62,613,950	-$10,200,349	$731,000	$1,480,000	152.98%	72
2015 Q4	47,202,763	$89,210,350	-$2,458,322	$1,755,000	$2,516,000	189%	75
2015 Q3	48,759,772	$94,107,965	-$9,195,298	$1,960,000	$3,938,000	193%	65
2015 Q2	50,778,744	$124,753,098	+$15,327,660	$1,570,000	$2,685,000	246%	72
2015 Q1	44,229,124	$103,422,537	-$4,546,196	$900,000	$1,081,000	234%	80
2014 Q4	49,481,949	$48,426,255	-$13,598,657	$665,000	$1,431,000	98%	64
2014 Q3	61,702,462	$67,240,621	+$3,368,104	$1,035,000	$1,946,000	109%	76
2014 Q2	54,959,262	$96,647,259	+$909,318	$962,000	$2,966,000	176%	76
2014 Q1	53,744,256	$97,259,149	+$12,291,402	$1,383,000	$2,516,000	181%	85