IONS — IONIS PHARMACEUTICALS INC

Ownership history in MATHER GROUP, LLC.  ·  6 quarters on record

This page tracks every 13F SEC filing in which MATHER GROUP, LLC. reported a position in IONIS PHARMACEUTICALS INC (IONS). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 UNCHANGED 410 — 0% 0.00% $27K $65.42
2025 Q1 REDUCED 410 -241 -37.0% 0.00% $12K $30.17
2024 Q4 ADDED 651 +135 +26.2% 0.00% $23K $34.96
2024 Q3 REDUCED 516 -395 -43.4% 0.00% $21K $40.06
2 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    IONS price (monthly, adj. close)

Other funds also holding IONS

As of 2025 Q4 — sorted by position size

Tweedy, Browne Co LLC 3Y 7Y 15.74% BOONE CAPITAL MANAGEMENT LLC 3Y 10.37% Bellevue Group AG 3Y 7Y 7.2% Tri Locum Partners LP 3Y 5.72% Orion Investment Co 5.43% Exome Asset Management LLC 4.41% Privium Fund Management B.V. 3Y 3.51% Sicart Associates LLC 3Y 7Y 3.43% SECTOR GAMMA AS 3Y 7Y 3.34% SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC 3Y 7Y 2.41%
← Back to MATHER GROUP, LLC. Holdings