LANTHEUS HLDGS INC

Ticker: LNTH CUSIP: 516544103 Class: Common Stock

Alyeska Investment Group, L.P.'s Holding History (CIK: 0001453072)

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

Q4 2023

Shares 156,535 Value ($000) $9,705 Avg Close $67.75 Range $54.85 - $79.20

Q3 2023

Shares 125,000 Value ($000) $8,685 Avg Close $73.14 Range $59.85 - $91.81

Q2 2023

Shares 125,000 Value ($000) $10,490 Avg Close $89.74 Range $81.02 - $100.85

Q4 2022

Shares 19,404 Value ($000) $989 Avg Close $61.70 Range $47.77 - $79.56

Q2 2015

Shares 82,461 Value ($000) $510 Avg Close $6.38 Range $5.97 - $7.19

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	156,535	$9,705	$67.75	$54.85 - $79.20
Q3 2023	125,000	$8,685	$73.14	$59.85 - $91.81
Q2 2023	125,000	$10,490	$89.74	$81.02 - $100.85
Q4 2022	19,404	$989	$61.70	$47.77 - $79.56
Q2 2015	82,461	$510	$6.38	$5.97 - $7.19