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Showing 8 of 21 quarters

Position history for WILLIAM BLAIR INVESTMENT MANAGEMENT, LLCWILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's holdings in LANTHEUS HLDGS INC

Yes. William Blair Investment Management holds 232,597 shares of LNTH (Lantheus), worth $25.8M, as of its Q2 2026 13F filing. It reduced the position by 166,954 shares (-41.8%) from Q1 2026. William Blair Investment Management has held LNTH since Q2 2021, across 21 quarterly 13F filings. LNTH is 0.1% of William Blair Investment Management's reported 13F portfolio.

Current Value

$25.8M

Current Shares

232,597

Total Value Change

-$14.9M

Total Shares Change

-138,482

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
Decreased
232,597
-41.8%
$25.8M0.1%$110.94
0
2026-Q1
Decreased
399,551
-23.5%
$30.3M0.1%$78.84
0
2025-Q4
Decreased
522,177
-9.1%
$34.8M0.1%$67.16
0
2025-Q3
Increased
574,681
+46.7%
$29.5M0.1%$50.62
39
2025-Q2
Increased
391,622
+7.7%
$32.1M0.1%$81.49
31
2025-Q1
Decreased
363,767
-4.3%
$35.5M0.1%$96.16
0
2024-Q4
Increased
380,324
+2.5%
$34M0.1%$89.13
30
2024-Q3
Decreased
371,079
-26.6%
$40.7M0.1%$107.36
0

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