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

As of 2026-Q2, RTW INVESTMENTS, LP holds 1.7M shares of ALKS (ALKERMES PLC).

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

As of 2026-Q2, RTW INVESTMENTS, LP's ALKS position is worth $87.6M.

Based on available 13F filings, RTW INVESTMENTS, LP first reported a position in ALKS in 2023-Q3. They have held the position across 12 quarters.

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

Current Value

$87.6M

Current Shares

1.7M

Total Value Change

+$62.7M

Total Shares Change

+783,283

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Unchanged	1.7M	0.0%	$87.6M	0.7%	$52.40	0
2026-Q1	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%	$28.61	0
2025-Q1	Decreased	6.9M	-8.9%	$227.3M	3.5%	$33.02	0
2024-Q4	Increased	7.6M	+13.6%	$217.4M	3.3%	$28.76	64
2024-Q3	Decreased	6.7M	-5.7%	$186.2M	2.7%	$27.99	0
2024-Q2	Increased	7.1M	+16.6%	$170.1M	2.6%	$24.10	60
2024-Q1	Increased	6.1M	+55.2%	$163.9M	2.4%	$27.07	74
2023-Q4	Increased	3.9M	+338.8%	$108.2M	1.7%	$27.74	76
2023-Q3	New	889,073	-	$24.9M	0.5%	$28.01	56