IONIS PHARMACEUTICALS INC

Ticker: IONS CUSIP: 462222100 Class: COM

Harbor Advisors LLC's Holding History (CIK: 0001687156)

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

Q2 2025

Shares 10,500 Value ($000) $415 Avg Close $32.73 Range $23.95 - $40.61

Q1 2025

Shares 10,500 Value ($000) $317 Avg Close $32.75 Range $29.61 - $35.48

Q4 2024

Shares 10,500 Value ($000) $367 Avg Close $37.38 Range $33.33 - $40.58

Q3 2024

Shares 5,500 Value ($000) $220 Avg Close $46.53 Range $39.48 - $52.34

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	10,500	$415	$32.73	$23.95 - $40.61
Q1 2025	10,500	$317	$32.75	$29.61 - $35.48
Q4 2024	10,500	$367	$37.38	$33.33 - $40.58
Q3 2024	5,500	$220	$46.53	$39.48 - $52.34