How many shares of ALKS does RTW INVESTMENTS, LP own?

As of 2026-Q1, RTW INVESTMENTS, LP holds 1.7M shares of ALKS (ALKERMES PLC).

What is RTW INVESTMENTS, LP's ALKS position worth?

As of 2026-Q1, RTW INVESTMENTS, LP's ALKS position is worth $59.1M.

Based on available 13F filings, RTW INVESTMENTS, LP first reported a position in ALKS in 2024-Q2. They have held the position across 11 quarters.

Position history for RTW INVESTMENTS, LP's holdings in ALKERMES PLC

Current Value

$59.1M

Current Shares

1.7M

Total Value Change

-$110.9M

Total Shares Change

-5.4M

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q1 Latest	Unchanged	1.7M	0.0%	$59.1M	0.6%	$29.20	0
2025-Q4	Unchanged	1.7M	0.0%	$46.8M	0.5%	$27.81	0
2025-Q3	Decreased	1.7M	-64.3%	$50.2M	0.6%	$29.04	0
2025-Q2	Decreased	4.7M	-32.0%	$134M	1.9%	$28.81	0
2025-Q1	Decreased	6.9M	-8.9%	$227.3M	3.5%	$33.21	0
2024-Q4	Increased	7.6M	+13.6%	$217.4M	3.3%	$28.78	64
2024-Q3	Decreased	6.7M	-5.7%	$186.2M	2.7%	$27.53	0
2024-Q2	Increased	7.1M	+16.6%	$170.1M	2.6%	$24.10	60