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Avadel Pharmaceuticals PLC

AVDLDelisted Feb 12, 2026
Industry
Pharmaceutical Preparations
SEC CIK
0001012477

Avadel Pharmaceuticals PLC was delisted on Feb 12, 2026; its insiders filed their last Form 4 on Feb 18, 2026; 208 institutions reported holding it in 13F filings for Q4 2025, worth $1.60B in total; no superinvestor held it.

Holders of 5% or more of AVDL

Holders whose latest Schedule 13D or 13G filing reports 5% or more of Avadel Pharmaceuticals PLC, largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of AVDL
HolderLatest formStakeChangeFirst filedLatest filingFiling
BlackRock, Inc.13G/A7.00%6.74M shares–Oct 24, 20243 filingsJul 16, 2025SEC
Vanguard Group Inc13G5.74%5.56M shares0.00 ppfrom 5.74%Jul 29, 20252 filingsJul 29, 2025SEC

Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.

13D and 13G filings

44 Schedule 13D and 13G filings on Avadel Pharmaceuticals PLC, newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on AVDL
Filed (ET)FilerFormStakeChangeEvent dateFiling
Feb 17, 20264:23 PM ETTwo Seas Capital LPand 2 others13G/A0.00%0 shares−6.40 ppfrom 6.40%Below 5%Dec 31, 2025SEC
Feb 17, 202612:34 PM ETJanus Henderson Group PLC13G/A1.90%1.82M shares−5.80 ppfrom 7.70%Below 5%Dec 31, 2025SEC
Feb 12, 20264:17 PM ETBrandes Investment Partners, LP13G/A0.20%218.8K shares−5.70 ppfrom 5.90%Below 5%Dec 31, 2025SEC
Feb 6, 20265:55 PM ETGendell Jeffrey Land 2 others13G/A4.90%4.84M shares–Below 5%Dec 31, 2025SEC
Nov 14, 202512:07 PM ETJanus Henderson Group PLC13G/A7.70%7.43M shares−3.80 ppfrom 11.50%Sep 30, 2025SEC
Aug 14, 202511:00 AM ETJanus Henderson Group PLC13G/A11.50%11.1M shares−2.60 ppfrom 14.10%Jun 30, 2025SEC
Aug 13, 20255:41 PM ETTwo Seas Capital LPand 2 others13G/A6.40%6.16M shares+1.30 ppfrom 5.10%Jun 30, 2025SEC
Jul 29, 20253:01 PM ETVanguard Group Inc13G5.74%5.56M shares0.00 ppfrom 5.74%Jun 30, 2025SEC
Jul 29, 20253:00 PM ETVanguard Group Inc13G5.74%5.56M sharesNewJun 30, 2025SEC
Jul 16, 20257:02 PM ETBlackRock, Inc.13G/A7.00%6.74M shares–Jun 30, 2025SEC
May 15, 20259:00 AM ETTwo Seas Capital LPand 2 others13G5.10%4.95M sharesNewMar 31, 2025SEC
May 14, 20251:14 PM ETBrandes Investment Partners, LP13G5.90%5.67M shares–Mar 31, 2025SEC
May 14, 202512:00 PM ETJanus Henderson Group PLCand 1 other13G/A14.10%13.6M shares−0.50 ppfrom 14.60%Mar 31, 2025SEC
Feb 14, 202511:55 AM ETJanus Henderson Group PLCand 1 other13G/A14.60%14.1M shares–Dec 31, 2024SEC
Nov 14, 2024Janus Henderson Group PLC13G/AOld format–––SEC
Nov 14, 2024RTW Investments, LP13G/AOld format–––SEC
Nov 13, 2024Polar Capital Holdings Plc13G/AOld format–––SEC
Nov 13, 2024Cowen and Company, LLC13G/AOld format–––SEC
Nov 8, 2024BlackRock, Inc.13GOld format–––SEC
Oct 24, 2024BlackRock, Inc.13GOld format–New–SEC
Feb 14, 2024RTW Investments, LP13G/AOld format–––SEC
Feb 13, 2024Janus Henderson Group PLC13G/AOld format–––SEC
Feb 13, 2024Gendell Jeffrey L13G/AOld format–––SEC
Feb 13, 2024Polar Capital Holdings Plc13GOld format–––SEC
Feb 12, 2024Kotler Kevin13G/AOld format–––SEC
Aug 10, 2023Janus Henderson Group PLC13GOld format–New–SEC
Mar 9, 2023Kotler Kevin13GOld format–––SEC
Feb 14, 2023Gendell Jeffrey L13G/AOld format–––SEC
Feb 14, 2023Vivo Opportunity, LLC13G/AOld format–––SEC
Feb 14, 2023RTW Investments, LP13G/AOld format–––SEC
Feb 13, 2023Kotler Kevin13G/AOld format–––SEC
Jun 6, 2022Kotler Kevin13GOld format–New–SEC
Jun 3, 2022Gendell Jeffrey L13GOld format–New–SEC
Feb 14, 2022Polar Capital Holdings Plc13G/AOld format–––SEC
Feb 14, 2022RTW Investments, LP13G/AOld format–––SEC
Feb 11, 2022Vivo Opportunity, LLC13G/AOld format–––SEC
Feb 11, 2022Avoro Capital Advisors LLC13G/AOld format–––SEC
Feb 8, 2022Brandes Investment Partners, LP13G/AOld format–––SEC
Jan 21, 2022Cowen and Company, LLC13G/AOld format–––SEC
Nov 12, 2021Cowen and Company, LLC13GOld format–New–SEC
Feb 16, 2021Polar Capital Holdings Plc13GOld format–New–SEC
Feb 12, 2021RTW Investments, LP13G/AOld format–––SEC
Feb 12, 2021Avoro Capital Advisors LLC13GOld format–New–SEC
Feb 11, 2021Brandes Investment Partners, LP13G/AOld format–––SEC

Form 144: proposed insider sales

2 notices from officers, directors and other affiliates planning to sell Avadel Pharmaceuticals PLC shares, newest first.

Form 144 notices for AVDL
Filed (ET)SellerShares to sellMarket valuePlanned saleBrokerFiling
Dec 28, 20232:54 PM ETMcCamish Mark AnthonyDirector75.0K$1.09MDec 28, 202310b5-1Merrill LynchSEC
Aug 11, 20233:50 PM ETMcCamish Mark AnthonyDirector29.0K$431.2KAug 11, 2023Merrill LynchSEC