LANTHEUS HLDGS INC

Ticker: LNTH CUSIP: 516544103 Class: Common Stock

DEERFIELD MANAGEMENT COMPANY, L.P.'s Holding History (CIK: 0001009258)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 827,999 Value ($000) $55,103 Avg Close $58.19 Range $49.67 - $68.83

Q1 2025

Shares 240,218 Value ($000) $23,445 Avg Close $93.52 Range $77.73 - $111.29

Q4 2024

Shares 240,218 Value ($000) $21,490 Avg Close $97.41 Range $75.00 - $118.21

Q3 2024

Shares 240,218 Value ($000) $26,364 Avg Close $103.88 Range $76.10 - $126.89

Q2 2024

Shares 240,218 Value ($000) $19,287 Avg Close $73.36 Range $58.16 - $84.29

Q1 2024

Shares 240,187 Value ($000) $14,949 Avg Close $58.85 Range $50.20 - $69.73

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	827,999	$55,103	$58.19	$49.67 - $68.83
Q1 2025	240,218	$23,445	$93.52	$77.73 - $111.29
Q4 2024	240,218	$21,490	$97.41	$75.00 - $118.21
Q3 2024	240,218	$26,364	$103.88	$76.10 - $126.89
Q2 2024	240,218	$19,287	$73.36	$58.16 - $84.29
Q1 2024	240,187	$14,949	$58.85	$50.20 - $69.73