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IONSIONS
Showing 8 of 9 quarters

Position history for Artisan Partners Limited PartnershipArtisan Partners Limited Partnership's holdings in IONIS PHARMACEUTICALS INC

Artisan Partners Limited Partnership holds 2.1M shares of IONS (IONIS PHARMACEUTICALS INC), worth $154.6M as of 2026-Q1. The position was increased (+74.2% shares). IONS represents 0.2% of Artisan Partners Limited Partnership's portfolio.

Current Value

$154.6M

Current Shares

2.1M

Total Value Change

+$74.9M

Total Shares Change

+387,272

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q1
Latest
Increased
2.1M
+74.2%
$154.6M0.2%$78.66
55
2025-Q4
Increased
1.2M
+32.7%
$93.5M0.1%$78.97
46
2025-Q3
Increased
890,072
+150.8%
$58.2M0.1%$64.15
47
2025-Q2
Increased
354,962
+74.7%
$14M0.0%$39.80
42
2025-Q1
Decreased
203,178
-19.6%
$6.1M0.0%$31.15
0
2024-Q4
Decreased
252,635
-88.7%
$8.8M0.0%$34.92
0
2024-Q3
Increased
2.2M
+34.1%
$89.8M0.1%$40.85
46
2024-Q2
Increased
1.7M
+301.0%
$79.6M0.1%$47.66
57

Other major holders of IONS: FMR LLC, Capital World Investors

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