Welcome to our dedicated page for Lantheus Holding SEC filings (Ticker: LNTH), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Lantheus Holdings, Inc. filings document its radiopharmaceutical operating results, Nasdaq-listed common stock, governance and material corporate events. Form 8-K reports furnish quarterly and annual financial results, business updates, FDA-related disclosures for diagnostic and therapeutic radiopharmaceutical products, share repurchase authorization, and executive and board changes.
Proxy materials describe director elections, executive compensation, shareholder voting matters and equity incentive plan approvals. The filings also cover material modifications to security holder rights, Regulation FD disclosures and capital-structure details relevant to common stock issued by a public radiopharmaceutical company.
Lantheus Holdings, Inc. director Gerard Ber reported a small tax-related share disposition. On May 14, 2026, 381 shares of common stock were disposed of at $96.67 per share to satisfy a tax obligation by delivering shares rather than cash.
After this tax-withholding transaction, Ber directly held 27,118 shares of Lantheus common stock. This type of Form 4 event reflects administrative handling of taxes on equity compensation rather than an open-market sale decision.
Lantheus Holdings Executive Chair and CEO Mary Anne Heino reported routine equity activity involving company common stock. The only transactional entry shows 1,227 shares of common stock were disposed of as a tax-withholding disposition at $96.67 per share, meaning shares were withheld to satisfy tax obligations rather than sold in the open market.
After this event, Heino directly holds 321,897 shares of Lantheus Holdings common stock. She also has indirect ownership through several trusts, including 179,300 shares held by The Heino 2024 Family Trust, 8,618 shares held by the Heino Irrevocable Trust, and 78,153 shares held by The Mary Anne Fennell Heino Revocable Trust - 2018.
Lantheus Holdings director Julie McHugh received a stock grant of 4,137 shares of Common Stock. The shares were acquired as a grant or award at a stated price of $0.0000 per share, indicating compensation rather than an open-market purchase. After this award, she directly owns 30,099 shares of Lantheus Holdings common stock.
Morrow Phuong Khanh reported acquisition or exercise transactions in this Form 4 filing.
Lantheus Holdings, Inc. director Phuong Khanh Morrow received a grant of 4,137 shares of Common Stock on May 14, 2026 as a compensation-related award. The filing shows no purchase price for this grant, indicating it was awarded rather than bought in the market. After this transaction, Morrow directly holds 7,237 shares of Lantheus common stock.
Lantheus Holdings director Maeusli Heinz Christoph received a stock grant of 4,137 common shares as compensation. The shares were acquired at no cash cost per share and are held directly. After this award, Christoph beneficially owns 30,014 shares of Lantheus Holdings common stock.
LENO SAM R reported acquisition or exercise transactions in this Form 4 filing.
Lantheus Holdings director Sam R. Leno reported an equity award of 4,137 shares of common stock. The shares were granted at a price of $0.00 per share as a compensation-related award, not an open-market trade. Following this grant, his direct holdings increased to 67,246 common shares.
Pruden Gary J reported acquisition or exercise transactions in this Form 4 filing.
Lantheus Holdings director Gary J. Pruden reported an equity compensation grant on Common Stock. He received 4,137 shares as a grant or award at $0.00 per share, bringing his directly held stake to 6,674 shares.
In addition, the filing lists indirect holdings of Common Stock held through the Georgeane Pruden Revocable Trust with 8,449 shares and the Gary J. Pruden Revocable Trust with 14,613 shares as of the same date.
Baylor-Henry Minnie reported acquisition or exercise transactions in this Form 4 filing.
Lantheus Holdings, Inc. director Minnie Baylor-Henry received a grant of 4,137 shares of common stock as a compensation-related award at a stated price of $0.00 per share. After this award, she holds 14,018 shares directly, plus 16 shares held indirectly through her spouse's IRA.
Ber Gerard reported acquisition or exercise transactions in this Form 4 filing.
Lantheus Holdings, Inc. director Gerard Ber received a grant of 4,137 shares of Common Stock on May 14, 2026. The shares were awarded at a price of $0.00 per share, indicating a compensation-related stock award rather than an open-market purchase. Following this grant, Ber directly holds 27,499 shares of Lantheus common stock.
Thrall James H reported acquisition or exercise transactions in this Form 4 filing.
Lantheus Holdings director James H. Thrall received a grant of 4,137 shares of common stock on May 14, 2026. The shares were awarded at a reported price of $0.00 per share, indicating a compensation-related equity grant rather than an open-market purchase. After this award, Thrall directly holds 39,881 common shares of Lantheus Holdings.