IONIS PHARMACEUTICALS INC

Ticker: IONS CUSIP: 462222100 Class: COM

Artisan Partners Limited Partnership's Holding History (CIK: 0001466153)

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

Q4 2025
Shares 1,181,416 Value ($000) $93,462 Avg Close $75.30 Range $64.93 - $83.61
Q3 2025
Shares 890,072 Value ($000) $58,229 Avg Close $48.82 Range $39.72 - $65.55
Q2 2025
Shares 354,962 Value ($000) $14,025 Avg Close $32.73 Range $23.95 - $40.61
Q1 2025
Shares 203,178 Value ($000) $6,130 Avg Close $32.75 Range $29.61 - $35.48
Q4 2024
Shares 252,635 Value ($000) $8,832 Avg Close $37.38 Range $33.33 - $40.58
Q3 2024
Shares 2,240,455 Value ($000) $89,753 Avg Close $46.53 Range $39.48 - $52.34
Q2 2024
Shares 1,671,036 Value ($000) $79,642 Avg Close $41.01 Range $35.95 - $47.86
Q1 2024
Shares 416,729 Value ($000) $18,065 Avg Close $47.67 Range $41.60 - $54.44
Q1 2016
Shares 138,097 Value ($000) $5,593 Avg Close $40.62 Range $30.93 - $62.68
Q4 2015
Shares 73,472 Value ($000) $4,550 Avg Close $53.96 Range $38.30 - $65.34