AVADEL PHARMACEUTICALS PLC - Ordinary Shares, nominal value $0.01 per share (AVDL) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2023 to Q4 2025

Type / Class
Equity / Ordinary Shares, nominal value $0.01 per share
Symbol
AVDL on Nasdaq
Shares outstanding
95,992,895
Price per share
$21.57
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
73,355,062
Total reported value
$1,580,544,046
% of total 13F portfolios
0.01%
Share change
-5,976,311
Value change
-$27,102,233
Number of holders
202
Price from insider filings
$21.57
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of AVADEL PHARMACEUTICALS PLC - Ordinary Shares, nominal value $0.01 per share (AVDL) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 7% $59,674,993 6,742,480 BlackRock, Inc. 30 Jun 2025
VANGUARD GROUP INC 5.7% $49,243,692 5,564,259 The Vanguard Group 30 Jun 2025
JANUS HENDERSON GROUP PLC 1.9% -72% $39,176,620 -$120,413,722 1,823,865 -75% JANUS HENDERSON GROUP PLC 31 Dec 2025
BRANDES INVESTMENT PARTNERS, LP 0.2% -95% $4,700,576 -$117,105,674 218,835 -96% BRANDES INVESTMENT PARTNERS, LP 31 Dec 2025

As of 31 Dec 2025, 202 institutional investors reported holding 73,355,062 shares of AVADEL PHARMACEUTICALS PLC - Ordinary Shares, nominal value $0.01 per share (AVDL). This represents 76% of the company’s total 95,992,895 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of AVADEL PHARMACEUTICALS PLC - Ordinary Shares, nominal value $0.01 per share (AVDL) together control 58% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 7.3% 7,041,102 +0.97% 0% $151,735,747
VANGUARD GROUP INC 6.1% 5,864,781 +4.6% 0% $126,386,030
GENDELL JEFFREY L 5% 4,769,357 -10% 1.8% $102,779,643
Weiss Asset Management LP 4.7% 4,515,114 1.5% $97,300,707
TIG Advisors, LLC 4% 3,859,122 4% $83,164,079
TUDOR INVESTMENT CORP ET AL 3.1% 2,983,541 +6718% 0.35% $64,295,309
FIL Ltd 2.9% 2,822,777 0.05% $60,830,844
Vivo Capital, LLC 2.8% 2,684,109 0% 3.7% $57,842,549
STATE STREET CORP 2.4% 2,278,301 -0.62% 0% $49,097,387
GEODE CAPITAL MANAGEMENT, LLC 2.2% 2,156,356 -0.89% 0% $46,477,231
HIGHBRIDGE CAPITAL MANAGEMENT LLC 2.1% 2,048,585 2% $44,147,007
WEALTH EFFECTS LLC 2% 1,891,917 -17% 13% $40,770,806
JANUS HENDERSON GROUP PLC 1.9% 1,823,865 -75% 0.02% $39,300,130
Pentwater Capital Management LP 1.8% 1,684,000 0.26% $36,290,200
KENNEDY CAPITAL MANAGEMENT LLC 1.2% 1,194,197 -27% 0.55% $25,734,945
WATER ISLAND CAPITAL LLC 1.1% 1,087,117 2.9% $23,427,370
Krensavage Asset Management, LLC 0.89% 855,860 -10% 6.5% $18,444,000
NORTHERN TRUST CORP 0.83% 797,200 -7% 0% $17,179,660
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.83% 793,752 -0.72% 0% $17,105,356
Hudson Bay Capital Management LP 0.81% 782,239 0.1% $16,857,250
CITADEL ADVISORS LLC 0.8% 770,232 -27% 0.01% $16,598,500
KOTLER KEVIN 0.77% 741,343 0% 12% $15,975,942
Woodline Partners LP 0.73% 702,066 -22% 0.06% $15,129,522
NEUBERGER BERMAN GROUP LLC 0.71% 684,321 -0.68% 0.01% $14,747,117
GOLDMAN SACHS GROUP INC 0.68% 655,058 +25% 0% $14,116,500

Institutional Holders of AVADEL PHARMACEUTICALS PLC - Ordinary Shares, nominal value $0.01 per share (AVDL) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 73,355,062 $1,580,544,046 -$27,102,233 $21.55 202
2025 Q3 79,038,211 $1,206,765,098 -$19,095,519 $15.27 183
2025 Q2 80,502,710 $712,425,370 +$33,247,786 $8.85 166
2025 Q1 77,015,539 $605,345,850 -$36,026,238 $7.83 169
2024 Q4 78,709,574 $827,347,590 +$46,727,000 $10.51 153
2024 Q3 73,371,084 $962,302,695 +$83,134,728 $13.12 169
2024 Q2 66,234,240 $931,472,460 +$905,737,723 $14.06 142
2024 Q1 1,624,846 $27,443,649 +$27,443,649 $16.89 7
2023 Q2 0 $0 -$4,287 $21.57 0
2023 Q1 468 $4,287 +$4,287 $9.16 1