Avadel Pharmaceuticals plc - American Depositary Shares, each representing one Ordinary Share, nominal value $0.01 per share (AVDL)

Q: What does CUSIP 05337M104 represent in this 13F holders report?

CUSIP 05337M104 is the security identifier for AVDL - Avadel Pharmaceuticals plc - American Depositary Shares, each representing one Ordinary Share, nominal value $0.01 per share used to aggregate holder disclosures.

Q: How many institutions held AVDL - Avadel Pharmaceuticals plc - American Depositary Shares, each representing one Ordinary Share, nominal value $0.01 per share in Q1 2026?

1 institutional investor reported AVDL - Avadel Pharmaceuticals plc - American Depositary Shares, each representing one Ordinary Share, nominal value $0.01 per share for Q1 2026. Use the holders table for investor-level position and value details.

CUSIP: 05337M104

Q1 2026 13F Holders as of 31 Mar 2026

Security type / class: Equity / American Depositary Shares, each representing one Ordinary Share, nominal value $0.01 per share
Total 13F shares: 1
Total 13F value: $16
Share change: -600,000
SEC-reported price per share: $16.00
Number of holders: 1
Value change: -$12,930,000
Number of sells: 1
Shares outstanding: 98,762,388

Security key

05337M104

Report period

Q1 2026

Institutions

Top holders

AVDL full security history Ownership snapshot Full 13F holder table Newer quarter: Q2 2026 Previous quarter: Q4 2025 AVADEL PHARMACEUTICALS PLC SEC filings AVADEL PHARMACEUTICALS PLC company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 05337M104

Newer quarter: Q2 2026 Previous quarter: Q4 2025

Recent filing periods:

Q2 2026 Q1 2026 Q4 2025

Ownership snapshot

Top reported holders of AVDL - Avadel Pharmaceuticals plc - American Depositary Shares, each representing one Ordinary Share, nominal value $0.01 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

BlackRock, Inc.

Disclosed value leader

BlackRock, Inc.

Comparable rows

15/15

Latest evidence

31 Dec 2025

13F 13D/G Lead comparable stake: 7% 13D/G row: BlackRock, Inc. Showing 1-6 of 15 holder rows.

Quick read

BlackRock, Inc. leads the comparable SEC ownership view at 7%.

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 BlackRock, Inc.'s linked filing trail.

Comparable ownership Top 5

BlackRock, Inc. 7%

VANGUARD GROUP INC 5.7%

Jeffrey L. Gendell 4.9%

Janus Henderson Group Ltd. 1.9%

BRANDES INVESTMENT PARTNERS, LP 0.2%

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
BlackRock, Inc.	13F 13D/G Company 13F 13D/G	7% from 13D/G	$151,735,747 7,041,102 shares	—	31 Dec 2025
VANGUARD GROUP INC	13F 13D/G Company · The Vanguard Group 13F 13D/G	5.7% from 13D/G	$126,386,030 5,864,781 shares	—	31 Dec 2025
Jeffrey L. Gendell	13F 13D/G Individual 13F 13D/G	4.9% from 13D/G	$102,779,643 4,769,357 shares	—	31 Dec 2025
Janus Henderson Group Ltd.	13F 13D/G Company · JANUS HENDERSON GROUP PLC 13F 13D/G	1.9% from 13D/G	$39,300,130 1,823,865 shares	—	31 Dec 2025
BRANDES INVESTMENT PARTNERS, LP	13F 13D/G Company 13F 13D/G	0.2% from 13D/G	$4,707,059 218,425 shares	—	31 Dec 2025
Weiss Asset Management LP	13F Company 13F	4.7%	$97,300,707 4,515,114 shares	—	31 Dec 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 Q1 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

Rows available

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 Q1 2026 vs Q4 2025 Across Filers

Q4 2025 holders

Q1 2026 holders

Holder diff

-1

Investor	Q4 2025 Shares	Q1 2026 Shares	Share Diff	Share Chg %	Q4 2025 value	Q1 2026 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend