IONIS PHARMACEUTICALS INC - IONS

Sector: Healthcare · Industry: Pharmaceutical Preparations

Website: No information yet · Social: No information yet

Company profile

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Q4 2025 · Q3 2025

Value (USD)

Total reported value ($000)

$13.45B

QoQ value delta ($000)

+$2.43B (+22.05%)

Implied price effect (QoQ)

+25.85%

Total shares

170,074,150

QoQ shares delta

-5,292,022 (-3.02%)

Total shares held by funds (by quarter)

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Top 25 only Full list

Early Q1 2026 data: only 1 institutional holders reported so far. More will appear as funds file with the SEC.

Manager	Value ($000)	Shares	% of 13F
FMR LLC	1,904,343	24,072,101	0.1%
Capital World Investors	1,420,918	17,961,299	0.19%
VANGUARD GROUP INC	1,300,604	16,440,459	0.02%
BlackRock, Inc.	842,352	10,647,863	0.01%
T. Rowe Price Investment Management, Inc.	720,536	9,108,019	0.45%
WELLINGTON MANAGEMENT GROUP LLP	495,254	6,260,325	0.09%
Bellevue Group AG	379,901	4,802,199	7.2%
STATE STREET CORP	314,451	3,974,865	0.01%
GEODE CAPITAL MANAGEMENT, LLC	249,157	3,148,849	0.02%
TWO SIGMA ADVISERS, LP	241,452	3,052,111	0.47%
PRICE T ROWE ASSOCIATES INC /MD/	236,370	2,987,840	0.03%
TWO SIGMA INVESTMENTS, LP	210,325	2,658,646	0.3%
Tweedy, Browne Co LLC	195,000	2,464,930	15.74%
CITADEL ADVISORS LLC	182,984	2,313,036	0.03%
JPMORGAN CHASE & CO	182,332	2,304,792	0.01%
DEERFIELD MANAGEMENT COMPANY, L.P.	156,611	1,979,669	2.0%
BAKER BROS. ADVISORS LP	141,752	1,791,841	0.83%
SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC	139,447	1,762,706	2.9%
Deep Track Capital, LP	134,487	1,700,000	2.4%
AMERICAN CENTURY COMPANIES INC	127,929	1,617,106	0.06%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	121,975	1,541,841	0.02%
Pictet Asset Management Holding SA	112,476	1,418,491	0.11%
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	109,849	1,388,567	0.02%
BNP Paribas Asset Management Holding S.A.	107,029	1,352,837	0.12%
Polar Capital Holdings Plc	105,487	1,333,424	0.41%