Oliver O'Connor

CIK: 0001973902

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)2 (50.0%)

Derivative conversions

Awards (A)0 (0.0%)

Compensation grants

Other (G, F, J, C, D, …)2 (50.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

$AMARIN CORP PLC\UK logo$

AMRN

AMARIN CORP PLC\UK

Director

Discretionary Trading P&L

Holdings

Transaction History (4 total)

$AMARIN CORP PLC\UK logo$
AMRN
AMARIN CORP PLC\UK
Apr 18, 2026
Exercise(M)
Direct
838 shares-
$AMARIN CORP PLC\UK logo$
AMRN
AMARIN CORP PLC\UK
Apr 18, 2026
Tax Payment(F)
Direct
438 shares at avg. $14.98$7K
$AMARIN CORP PLC\UK logo$
AMRN
AMARIN CORP PLC\UK
Apr 18, 2025
Exercise(M)
Direct
838 shares-
$AMARIN CORP PLC\UK logo$
AMRN
AMARIN CORP PLC\UK
Apr 18, 2025
Tax Payment(F)
Direct
437 shares at avg. $9.11$4K

		Type	Shares	Price		Ownership
Apr 18, 2026	$AMARIN CORP PLC\UK logo$ AMRN AMARIN CORP PLC\UK	Exercise(M)	838	-	$0	Direct
Apr 18, 2026	$AMARIN CORP PLC\UK logo$ AMRN AMARIN CORP PLC\UK	Tax Payment(F)	438	$14.98	$6,561	Direct
Apr 18, 2025	$AMARIN CORP PLC\UK logo$ AMRN AMARIN CORP PLC\UK	Exercise(M)	838	-	-	Direct
Apr 18, 2025	$AMARIN CORP PLC\UK logo$ AMRN AMARIN CORP PLC\UK	Tax Payment(F)	437	$9.11	$3,981	Direct

1-4 of 4 transactions

About O'Connor Oliver

O'Connor Oliver (SEC CIK 0001973902) files insider reports with the SEC as Director of AMARIN CORP PLC\UK (AMRN).

Signal8 holds 2 ownership filings by O'Connor Oliver, all Form 4s, filed between Apr 22, 2025 and Apr 21, 2026. Those filings report 4 transactions, from Apr 18, 2025 to Apr 18, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on O'Connor Oliver's filings is in BRIDGEWATER, NJ.

Recent filings by O'Connor Oliver

Apr 18, 2026: Option exercise of AMRN shares (Form 4, code M).
Apr 18, 2026: Tax withholding of AMRN shares (Form 4, code F).
Apr 18, 2025: Option exercise of AMRN shares (Form 4, code M).
Apr 18, 2025: Tax withholding of AMRN shares (Form 4, code F).

Other insiders filing for AMARIN CORP PLC\UK (AMRN)

Fishman Peter L., SVP, CFO
Keenan David Paul, EVP, Chief Operating Officer
Ketchum Steven B, EVP, Chief Scientific Officer
Provoost Jonathan, EVP, Chief Legal Officer
Bonfiglio Patrice Eadon, Director
Cohen Paul, Director

How to read Form 4 transaction codes