Lantheus Holdings, Inc. (LNTH) is a publicly traded company in the Unknown sector. Across all available filings, 43 corporate insiders have executed 670 transactions totaling $828.4M, demonstrating a bearish sentiment with -$828.1M in net insider flow. The most recent transaction on Dec 15, 2025 involved a transaction of 368 shares valued at $24.5K.
No significant insider buying has been recorded for LNTH in the recent period.
No significant insider selling has been recorded for LNTH in the recent period.
Based on recent SEC filings, insider sentiment for LNTH is bearish with an Insider Alignment Score of 0/100 and a net flow of -$828.1M. Insiders are reducing their positions, though this can be driven by factors unrelated to company outlook.
Insider trading at Lantheus Holdings, Inc. (LNTH) refers to stock transactions made by corporate insiders—executives, directors, and beneficial owners holding more than 10% of the company's shares. These individuals have access to material non-public information and are required by law to report their trades to the SEC within two business days. Currently, 43 insiders are actively trading LNTH stock, having executed 670 transactions in the past 90 days. The most active insider is David F. Burgstahler (Executive), who has made 45 transactions totaling $246.9M.
Get notified when executives and directors at LNTH file new Form 4 transactions
Date | Insider | Title | Type | Shares | Price | Value | Flags |
|---|---|---|---|---|---|---|---|
| Dec 15, 2025 | Michelle Morgan Amanda | Executive | Payment | 368 | $66.57 | $24.5K | |
| Nov 17, 2025 | Anne Heino Mary | Executive | Award | 14,285 | $N/A | $0 | |
| Aug 29, 2025 | J. Marshall Robert Jr | Executive | Payment | 727 | $54.90 | $39.9K | |
| Aug 20, 2025 | J. Dapice Joshua | Executive | Sale | 3,365,000 | $56.15 | $188.9M | Large |
| Aug 20, 2025 | C. Wehrly Mark | Executive | Sale | 3,365,000 | $56.15 | $188.9M | Large |
| Aug 19, 2025 | J. Dapice Joshua | Executive | Sale | 41,000 | $55.34 | $2.3M | Large |
| Aug 19, 2025 | C. Wehrly Mark | Executive | Sale | 41,000 | $55.34 | $2.3M | Large |
| Aug 15, 2025 | Dinkelborg Ludger | Executive | Award | 14,765 | $N/A | $0 | |
| Aug 15, 2025 | Brown Kimberly | Executive | Payment | 463 | $54.18 | $25.1K | |
| Aug 13, 2025 | Blanchfield Paul | Executive | Sale | 3,060 | $53.57 | $163.9K | |
| Jul 15, 2025 | Blanchfield Paul | Executive | Payment | 518 | $81.26 | $42.1K | |
| Dec 15, 2024 | Michelle Morgan Amanda | Executive | Payment | 356 | $93.48 | $33.3K | |
| Sep 10, 2024 | Marie Eastland Julia | Executive | Award | 1,345 | $N/A | $0 | |
| Aug 29, 2024 | J. Marshall Robert Jr | Executive | Payment | 786 | $104.81 | $82.4K | |
| Aug 21, 2024 | H. Thrall James | Executive | Sale | 1,000 | $98.52 | $98.5K | 10b5-1 |
| TYPE | COUNT | VALUE | % |
|---|---|---|---|
Sale(S) | 362 | $828.2M | 80.6% |
Other(J) | 9 | $184.2M | 17.9% |
Payment(F) | 53 | $9.8M | 0.9% |
Exercise(M) | 25 | $4.5M | 0.4% |
Award(A) | 194 | $749.9K | 0.1% |
Purchase(P) | 8 | $141.2K | 0.0% |
Small Acquisition(L) | 5 | $1.6K | 0.0% |
Gift(G) | 11 | $0 | 0.0% |
Disposition(D) | 3 | $0 | 0.0% |
Insider selling pressure at Lantheus Holdings, Inc. has increased, with 43 insiders executing 670 transactions across all time. Total sales of $828.2M significantly outpace purchases of $141.2K, resulting in a net outflow of $828.1M. However, 44% of these transactions are pre-scheduled 10b5-1 plans, often used for tax planning or diversification rather than signaling negative outlook.