Ionis PharmaceuticalsIONS

13F holders, Q4 2025 (December 31)
494holders +58
93new positions
41sold out
11famous investors
$79.09avg. 13F price*

At the end of Q4 2025, 494 institutions reported holding Ionis Pharmaceuticals Inc. (IONS) in their 13F filings, up 58 from Q3 2025. 93 opened new positions and 41 sold out. The largest holders were FMR LLC ($1.9B), Capital World Investors ($1.4B) and Vanguard Group Inc. ($1.3B). 11 famous investors held it, including Cathie Wood (0.2% of ARK Investment Management's portfolio), Ken Griffin (0.1% of Citadel Advisors's portfolio) and Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio).

Company
Ionis Pharmaceuticals Inc.
CUSIP
462222100
Latest filing quarter
Q2 2026

History

Number of 13F holders

0200400600 Q1 2024: 361Q1 2024Q2 2024: 357Q2 2024Q3 2024: 354Q3 2024Q4 2024: 355Q4 2024Q1 2025: 344Q1 2025Q2 2025: 362Q2 2025Q3 2025: 436Q3 2025Q4 2025: 494Q4 2025Q1 2026: 497Q1 2026Q2 2026: 515Q2 2026

Total Exit/New Position Q3 2025 → Q4 2025

InstitutionsTotal Value
New Positions93$209.6M
Exits41$233.4M

All 13F filers, Q3 2025 → Q4 2025: 23,061,726 shares bought and 21,909,690 shares sold, net +1,152,036 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 494 holders

FMR LLC 0.10% Add +1.6% 24,072,101 $1.9B
Capital World Investors 0.19% Add +41.2% 17,961,299 $1.4B
Vanguard Group Inc. 0.02% Reduce -0.3% 16,440,459 $1.3B
BlackRock, Inc. 0.01% Add +1.9% 10,647,863 $842.4M
T. Rowe Price Investment Management, Inc. 0.46% Reduce -30.8% 9,108,019 $720.5M
Wellington Management Group LLP 0.09% Reduce -5.0% 6,260,325 $495.3M
Bellevue Group AG 7.20% Reduce -23.1% 4,802,199 $379.9M
State Street Corp. 0.01% Reduce -9.4% 3,974,865 $314.5M
Geode Capital Management, LLC 0.02% Add +2.7% 3,148,849 $249.2M
Two Sigma Advisers, LP 0.47% Add +47.2% 3,052,111 $241.5M
T. Rowe Price Associates Inc. 0.03% Add +9.5% 2,987,840 $236.4M
Two Sigma Investments, LP 0.33% Add +68.7% 2,658,646 $210.3M
Tweedy, Browne Co LLC 15.74% Reduce -15.0% 2,464,930 $195.0M
JPMorgan Chase & Co. 0.01% Add +323.3% 2,304,792 $182.3M
Citadel Advisors 0.12% Reduce -11.1% 2,134,636 $168.9M
Deerfield Management Company, L.P. 2.29% No change 1,979,669 $156.6M
Baker Bros. Advisors LP 0.83% Add +216.1% 1,791,841 $141.8M
Deep Track Capital, LP 3.07% Reduce -55.4% 1,700,000 $134.5M
American Century Companies Inc. 0.06% Add +17.9% 1,617,106 $127.9M
Charles Schwab Investment Management Inc. 0.02% Add +1.4% 1,541,841 $122.0M
Summit Partners Public Asset Management, LLC 3.26% Add +95.0% 1,462,706 $115.7M
Pictet Asset Management Holding SA 0.11% Add +1.8% 1,418,491 $112.5M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.02% Add +20.3% 1,388,567 $109.8M
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.12% Add +27.7% 1,352,837 $107.0M
Polar Capital Holdings Plc 0.48% Add +29.0% 1,333,424 $105.5M
Franklin Resources Inc. 0.03% Add +19941.6% 1,321,345 $104.5M
Invesco Ltd. 0.01% Add +144.5% 1,269,290 $100.4M
Artisan Partners Limited Partnership 0.14% Add +32.7% 1,181,416 $93.5M
Royal Bank of Canada 0.02% Reduce -8.8% 1,118,797 $88.5M
Connor, Clark & Lunn Investment Management Ltd. 0.22% Add +22.6% 1,076,370 $85.2M
Arrowstreet Capital, Limited Partnership 0.05% Add +68.8% 1,063,327 $84.1M
UBS Group AG 0.02% Reduce -0.2% 1,045,041 $82.7M
Morgan Stanley 0.00% Reduce -13.6% 1,019,906 $80.7M
Nomura Asset Management International Inc. 0.10% — 864,892 $68.4M
Goldman Sachs Group Inc. 0.01% Add +10.1% 855,966 $67.7M
Nomura Holdings Inc. 0.19% Add +15.7% 848,815 $67.1M
Northern Trust Corp. 0.01% Add +0.2% 846,718 $67.0M
Barclays PLC 0.03% Add +18.0% 842,871 $66.7M
Massachusetts Financial Services Co. 0.02% Reduce -5.8% 812,747 $64.3M
GW&K Investment Management, LLC 0.54% Add +198.0% 786,668 $62.2M
Bank of America Corp. 0.00% Reduce -8.4% 783,579 $62.0M
TD Asset Management Inc 0.05% Reduce -19.5% 773,184 $61.2M
Groupama Asset Managment 0.90% Add +36.5% 766,889 $60.7M
Candriam S.C.A. 0.27% Add +10.9% 677,629 $53.6M
Nuveen, LLC 0.01% Add +59.0% 660,769 $52.3M
Ameriprise Financial Inc. 0.01% Reduce -21.8% 598,748 $47.4M
Voloridge Investment Management, LLC 0.16% Reduce -27.2% 584,970 $46.3M
Eventide Asset Management, LLC 0.71% New 575,000 $45.5M
Tri Locum Partners LP 5.72% New 557,174 $44.1M
Eversept Partners, LP 2.39% Reduce -0.1% 538,218 $42.6M
Bank of New York Mellon Corp 0.01% Add +1.1% 537,886 $42.6M
First Trust Advisors LP 0.03% Add +598.2% 525,239 $41.6M
Alyeska Investment Group, L.P. 0.11% Add +54.8% 481,711 $38.1M
Hudson Bay Capital Management LP 0.24% Reduce -7.8% 475,000 $37.6M
Pinnacle Associates Ltd. 0.47% Reduce -4.1% 461,968 $36.5M
Amundi 0.01% Add +354.0% 460,947 $36.5M
Squarepoint Ops LLC 0.07% Add +13.7% 436,279 $34.5M
ARK Investment Management 0.22% Reduce -33.0% 422,968 $33.5M
Teacher Retirement System of Texas 0.12% Reduce -10.8% 422,899 $33.5M
Boone Capital Management LLC 10.37% No change 417,833 $33.1M
C WorldWide Group Holding A/S 0.51% Reduce -14.1% 366,000 $29.0M
Jain Global LLC 0.29% Add +57.8% 356,259 $28.2M
Alliancebernstein L.P. 0.01% Add +530.0% 341,849 $27.0M
BNP Paribas Financial Markets 0.02% Reduce -12.7% 334,608 $26.5M
D. E. Shaw & Co. 0.02% Reduce -47.3% 332,803 $26.3M
Legal & General Group Plc 0.01% Add +1.8% 325,148 $25.7M
Norges Bank 0.00% — 320,160 $25.3M
Swiss National Bank 0.01% Add +1.8% 298,500 $23.6M
Wells Fargo & Company 0.00% Reduce -1.8% 280,045 $22.2M
Zurich Insurance Group Ltd 0.14% New 261,820 $20.7M
Raymond James Financial Inc. 0.01% Add +7.0% 257,210 $20.3M
Marshall Wace, LLP 0.02% Reduce -73.2% 256,933 $20.3M
New York State Common Retirement Fund 0.03% Add +43.8% 241,853 $19.1M
Privium Fund Management B.V. 3.51% Reduce -3.2% 240,824 $19.1M
Davern Capital Partners, LP 6.10% — 238,477 $18.9M
Orion Investment Co 5.43% Add +0.2% 225,161 $17.8M
Renaissance Technologies 0.03% Reduce -54.1% 223,607 $17.7M
Universal- Beteiligungs- und Servicegesellschaft mbH 0.03% Add +11.2% 219,574 $17.4M
DAVENPORT & Co LLC 0.09% Add +248.3% 217,897 $17.2M
Corient Private Wealth LP 0.02% Add +3184.3% 216,438 $17.1M
California Public Employees Retirement System 0.01% Reduce -1.1% 213,368 $16.9M
Tocqueville Asset Management L.P. 0.24% Add +5.5% 203,730 $16.1M
Ikarian Capital, LLC 2.07% Reduce -51.3% 202,038 $16.0M
Stifel Financial Corp. 0.01% Reduce -1.9% 198,863 $15.7M
Sector Gamma As 3.34% Reduce -31.7% 184,977 $14.6M
Focus Partners Wealth 0.02% New 181,817 $14.4M
Dimensional Fund Advisors LP 0.00% Add +317.0% 176,035 $13.9M
Rhumbline Advisers 0.01% Reduce -3.7% 175,387 $13.9M
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main 0.01% New 167,657 $13.3M
Man Group plc 0.03% Reduce -50.3% 166,042 $13.1M
Sicart Associates LLC 3.43% Reduce -0.5% 163,557 $12.9M
Rhenman & Partners Asset Management AB 1.17% Reduce -48.9% 158,500 $12.5M
CenterBook Partners LP 0.60% New 153,949 $12.2M
Manufacturers Life Insurance Company, The 0.01% Add +56.3% 153,241 $12.1M
Deutsche Bank AG 0.00% Add +68.3% 149,443 $11.8M
Great Lakes Advisors, LLC 0.10% Reduce -20.2% 149,180 $11.8M
ADAR1 Capital Management, LLC 0.87% Add +9.9% 147,130 $11.6M
Artia Global Partners LP 1.83% Add +139.9% 144,376 $11.4M
California State Teachers Retirement System 0.01% Reduce -0.7% 144,173 $11.4M
Fisher Asset Management 0.00% Add +2180.4% 141,615 $11.2M
Adage Capital Partners Gp, L.L.C. 0.02% Reduce -89.3% 140,000 $11.1M
State Board of Administration of Florida Retirement System 0.02% Reduce -5.3% 135,878 $10.7M
Aquatic Capital Management LLC 0.30% Reduce -16.5% 132,826 $10.5M
Trexquant Investment LP 0.09% Reduce -38.5% 132,241 $10.5M
Algert Global LLC 0.16% Reduce -49.6% 127,205 $10.1M
Edmond DE Rothschild Holding S.A. 0.14% Reduce -22.0% 122,190 $9.7M
Fideuram - Intesa Sanpaolo Private Banking S.P.A. 0.35% — 121,628 $9.6M
Balyasny Asset Management L.P. 0.02% Reduce -84.1% 120,577 $9.5M
Exome Asset Management LLC 4.55% Reduce -11.1% 116,515 $9.2M
Sei Investments Co. 0.01% Reduce -2.6% 115,917 $9.2M
Skandinaviska Enskilda Banken AB (publ) 0.04% Reduce -26.0% 115,293 $9.1M
Healthcare of Ontario Pension Plan Trust Fund 0.01% Reduce -5.2% 110,000 $8.7M
Kennedy Capital Management LLC 0.18% Reduce -11.0% 109,291 $8.6M
Neuberger Berman Group LLC 0.01% Reduce -5.8% 108,044 $8.5M
DCF Advisers, LLC 2.69% Reduce -5.0% 103,000 $8.1M
Simplex Trading, LLC 0.21% Reduce -3.5% 96,647 $7.6M
Susquehanna Portfolio Strategies, LLC 0.12% No change 95,960 $7.6M
State of Wisconsin Investment Board 0.02% Reduce -2.1% 94,761 $7.5M
Sumitomo Mitsui Trust Group, Inc. 0.00% Reduce -18.3% 93,751 $7.4M
Amova Asset Management Americas, Inc. 0.09% Reduce -18.3% 93,571 $7.4M
Millennium Management 0.01% Reduce -88.0% 93,262 $7.4M
Atle Fund Management AB 2.33% New 92,377 $7.3M
Envestnet Asset Management Inc. 0.00% Add +226.9% 89,919 $7.1M
Citigroup Inc. 0.00% Reduce -42.7% 89,340 $7.1M
Nicola Wealth Management LTD. 0.63% No change 87,000 $6.9M
ExodusPoint Capital Management, LP 0.07% Reduce -44.9% 83,875 $6.6M
Victory Capital Management Inc. 0.00% Add +343.3% 80,729 $6.4M
Boothbay Fund Management, LLC 0.16% Reduce -53.8% 75,562 $6.0M
EFG International AG 0.12% — 75,276 $6.0M
Rafferty Asset Management, LLC 0.02% Reduce -41.2% 73,983 $5.9M
Voya Investment Management LLC 0.01% Reduce -33.9% 73,760 $5.8M
Erste Asset Management GmbH 0.05% No change 71,800 $5.7M
Hillsdale Investment Management Inc. 0.15% No change 70,900 $5.6M
Janus Henderson Group PLC 0.00% Add +6.8% 68,191 $5.4M
Bridgewater Associates 0.02% Add +55.4% 67,706 $5.4M
J. Goldman & Co LP 0.21% Reduce -29.7% 67,639 $5.4M
Police & Firemen's Retirement System of New Jersey 0.04% Reduce -3.6% 66,849 $5.3M
Treasurer of the State of North Carolina 0.02% Reduce -5.2% 66,262 $5.2M
BI Asset Management Fondsmaeglerselskab A/S 0.04% New 62,073 $4.9M
BLB&B Advisors, LLC 0.20% Reduce -48.1% 61,520 $4.9M
State of New Jersey Common Pension Fund D 0.02% Reduce -8.4% 54,783 $4.3M
Creative Planning 0.00% Add +6.4% 54,774 $4.3M
PDT Partners, LLC 0.28% No change 54,365 $4.3M
DekaBank Deutsche Girozentrale 0.01% No change 93,807 $4.3M
Informed Momentum Co LLC 0.47% Reduce -1.9% 53,914 $4.3M
Ensign Peak Advisors, Inc 0.01% Add +94.5% 53,664 $4.2M
Alpine Global Management, LLC 1.01% Reduce -4.1% 53,600 $4.2M
Jefferies Financial Group Inc. 0.03% Add +395.6% 50,395 $4.0M
Capital Counsel LLC 0.15% No change 49,605 $3.9M
Zurcher Kantonalbank (Zurich Cantonalbank) 0.01% Add +8.2% 48,921 $3.9M
Handelsbanken Fonder AB 0.01% Reduce -7.7% 47,911 $3.8M
Mariner, LLC 0.00% Add +97.0% 47,740 $3.8M
Public Employees Retirement System of Ohio 0.01% Reduce -1.9% 47,598 $3.8M
Atika Capital Management LLC 0.52% Add +120.9% 47,488 $3.8M
Quantinno Capital Management LP 0.01% Add +31.2% 47,378 $3.7M
Van Eck Associates Corp. 0.00% Reduce -57.9% 47,102 $3.7M
Lazard Asset Management LLC 0.01% Reduce -27.3% 46,402 $3.7M
One Capital Management, LLC 0.11% Add +26.6% 46,121 $3.6M
Future Fund LLC 1.15% Add +26.8% 45,851 $3.6M
Russell Investments Group, Ltd. 0.00% Reduce -43.2% 43,912 $3.5M
Gotham Asset Management 0.01% Add +34.4% 43,212 $3.4M
Arizona State Retirement System 0.02% Reduce -5.2% 42,421 $3.4M
China Universal Asset Management Co., Ltd. 0.26% Add +51.7% 42,394 $3.4M
Fred Alger Management, LLC 0.01% Reduce -9.4% 38,423 $3.0M
West Michigan Advisors, LLC 0.70% New 38,413 $3.0M
Grandfield & Dodd, LLC 0.17% Add +0.4% 37,821 $3.0M
Guggenheim Capital LLC 0.02% Add +6.7% 37,709 $3.0M
Stanley-Laman Group, Ltd. 0.37% Add +2.1% 36,512 $2.9M
Bank of Montreal 0.00% Reduce -95.1% 36,362 $2.9M
Baron Capital (BAMCO) 0.01% Add +44.0% 36,000 $2.8M
Raiffeisen Bank International AG 0.04% Reduce -30.0% 35,000 $2.8M
Acadian Asset Management LLC 0.00% Reduce -68.6% 34,691 $2.7M
Pathstone Holdings, LLC 0.01% Add +2.1% 34,304 $2.7M
Blair William & Co. 0.01% Reduce -1.7% 33,788 $2.7M
KLP Kapitalforvaltning As 0.01% Add +6.3% 33,500 $2.7M
SG Americas Securities, LLC 0.00% Add +548.7% 33,409 $2.6M
Calamos Advisors LLC 0.02% Add +28.3% 33,189 $2.6M
Lisanti Capital Growth, LLC 0.61% Reduce -64.4% 32,789 $2.6M
Susquehanna International Group, LLP 0.00% Reduce -92.3% 32,504 $2.6M
Prelude Capital Management, LLC 0.19% Reduce -12.9% 32,481 $2.6M
Twin Tree Management, LP 0.26% Add +13.7% 32,476 $2.6M
Mutual of America Capital Management LLC 0.03% New 31,459 $2.5M
LPL Financial LLC 0.00% Add +27.0% 31,069 $2.5M
PEAK6 LLC 0.07% Add +401.3% 30,642 $2.4M
Wolverine Asset Management LLC 0.14% New 30,515 $2.4M
Jane Street Group, LLC 0.00% Reduce -91.7% 30,471 $2.4M
Assenagon Asset Management S.A. 0.00% Reduce -90.6% 29,316 $2.3M
Kornitzer Capital Management Inc. 0.05% New 29,105 $2.3M
Aberdeen Group plc 0.00% Reduce -67.1% 28,926 $2.3M
Qsemble Capital Management, LP 0.18% New 27,579 $2.2M
Swedbank AB 0.00% New 27,253 $2.2M
HSBC Holdings PLC 0.00% Reduce -40.7% 26,941 $2.1M
Profund Advisors LLC 0.06% Add +2.9% 26,673 $2.1M
Arrowpoint Investment Partners (Singapore) Pte. Ltd. 0.29% Add +357.9% 25,017 $2.0M
Landscape Capital Management, L.L.C. 0.13% Reduce -9.1% 24,155 $1.9M
Teachers Retirement System of the State of Kentucky 0.01% No change 24,083 $1.9M
Prudential Financial Inc. 0.00% Add +156.9% 24,008 $1.9M
Cerity Partners LLC 0.00% New 23,927 $1.9M
Orion Porfolio Solutions, LLC 0.01% Add +136.6% 23,574 $1.9M
Xponance LLC 0.01% Add +7.0% 22,941 $1.8M
HRT Financial LP 0.01% New 22,928 $1.8M
Verition Fund Management LLC 0.01% Reduce -39.0% 22,685 $1.8M
Engineers Gate Manager LP 0.02% Reduce -13.9% 22,191 $1.8M
Natixis Advisors, LLC 0.00% New 21,891 $1.7M
Exchange Traded Concepts, LLC 0.01% Add +16.7% 21,094 $1.7M
CANADA LIFE ASSURANCE Co 0.00% Reduce -54.7% 20,894 $1.7M
Nicollet Investment Management, Inc. 0.51% Add +0.6% 20,523 $1.6M
Gilder Gagnon Howe & Co. LLC 0.02% New 19,275 $1.5M
AQR Capital Management 0.00% Add +175.3% 18,762 $1.5M
AlphaCentric Advisors LLC 1.46% — 18,523 $1.5M
Quantedge Capital Pte Ltd 0.70% New 18,500 $1.5M
Elo Mutual Pension Insurance Co 0.02% New 18,417 $1.5M
Dana Investment Advisors, Inc. 0.04% Reduce -4.2% 18,026 $1.4M
Tidal Investments LLC 0.01% New 17,908 $1.4M
Inceptionr LLC 0.39% Add +134.2% 17,850 $1.4M
Worldquant Millennium Advisors LLC 0.01% New 17,410 $1.4M
J. Safra Sarasin Holding AG 0.02% New 17,404 $1.4M
XTX Topco Ltd 0.04% New 16,917 $1.3M
Allianz Asset Management GmbH 0.00% Add +45.4% 16,716 $1.3M
North Star Asset Management Inc. 0.05% No change 16,610 $1.3M
Public Employees Retirement Association of Colorado 0.00% No change 15,589 $1.2M
IQ EQ FUND MANAGEMENT (IRELAND) Ltd 0.08% Reduce -0.8% 15,168 $1.2M
LMR Partners LLP 0.02% Reduce -60.1% 15,000 $1.2M
Brown Advisory Inc. 0.00% Add +6.7% 14,965 $1.2M
DNB Asset Management AS 0.00% Add +59.4% 14,838 $1.2M
M&G PLC 0.01% New 14,423 $1.1M
Dynasty Wealth Management, LLC 0.01% Reduce -2.5% 13,990 $1.1M
Bleakley Financial Group, LLC 0.02% Reduce -0.0% 13,875 $1.1M
PNC Financial Services Group, Inc. 0.00% Add +14.1% 13,816 $1.1M
Cinctive Capital Management LP 0.06% Reduce -92.1% 13,726 $1.1M
Friedenthal Financial 0.53% New 13,115 $1.0M
Lighthouse Investment Partners, LLC 0.03% New 13,082 $1.0M
Westmount Partners, LLC 0.26% No change 12,961 $1.0M
Annis Gardner Whiting Capital Advisors, LLC 0.19% No change 12,801 $1.0M
SBI Okasan Asset Management Co.Ltd. 0.06% — 12,600 $1.0M
Dark Forest Capital Management LP 0.05% Reduce -72.5% 12,691 $1.0M
Truist Financial Corp. 0.00% Add +163.1% 12,659 $1.0M
Federation des caisses Desjardins du Quebec 0.00% New 12,553 $993K
Vanguard Personalized Indexing Management, LLC 0.01% Add +3.1% 12,461 $986K
Amalgamated Bank 0.01% Add +2.1% 12,455 $985K
Northwestern Mutual Wealth Management Co. 0.00% Reduce -6.1% 11,998 $949K
Horizon Kinetics Asset Management LLC 0.01% Reduce -4.2% 11,952 $946K
Commonwealth Equity Services, LLC 0.00% Reduce -11.6% 11,806 $934K
Osaic Holdings, Inc. 0.00% Add +14.6% 11,646 $921K
Oppenheimer Asset Management Inc. 0.01% New 11,264 $891K
Plancorp, LLC 0.03% No change 11,208 $887K
Baader Bank Aktiengesellschaft 0.07% Add +8.5% 11,097 $866K
Cetera Investment Advisers 0.00% Add +58.0% 10,856 $859K
Montanova Capital, LLC 0.02% No change 10,800 $854K
VIRGINIA RETIREMENT SYSTEMS ET Al 0.01% New 10,600 $839K
Blueshift Asset Management, LLC 0.24% Reduce -8.9% 10,443 $826K
Vident Advisory, LLC 0.01% Reduce -11.4% 10,235 $810K
Cypress Capital, LLC 0.22% No change 10,000 $791K
Thrivent Financial for Lutherans 0.00% No change 9,962 $788K
Summit Trail Advisors, LLC 0.01% Add +60.2% 9,943 $787K
Ares Systematic Credit Ltd 3.03% — 9,916 $784K
&partners 0.00% Reduce -23.2% 9,723 $769K
MetLife Investment Management, LLC 0.00% Add +2.6% 9,674 $765K
Two Sigma Securities, LLC 0.10% New 9,649 $763K
Intech Investment Management LLC 0.01% New 9,602 $760K
KBC Group NV 0.00% Add +92.6% 9,052 $716K
Aigen Investment Management, LP 0.16% Reduce -34.7% 8,861 $701K
Assetmark, Inc. 0.00% Add +11433.3% 8,650 $684K
Tema ETFs LLC 0.05% Reduce -30.5% 8,557 $677K
NEOS Investment Management LLC 0.00% Reduce -30.5% 8,557 $677K
Wealth Enhancement Advisory Services, LLC 0.00% Add +11.0% 8,256 $673K
Virtus Investment Advisers, LLC 0.18% Reduce -32.2% 8,454 $669K
Sectoral Asset Management Inc. 0.53% Reduce -9.1% 8,365 $662K
denkapparat Operations GmbH 0.36% Reduce -16.1% 8,364 $662K
Utah Retirement Systems 0.01% No change 8,300 $657K
Maryland State Retirement & Pension System 0.01% No change 8,284 $655K
Mirae Asset Global Investments Co., Ltd. 0.00% Add +34.1% 8,266 $654K
M&T Bank Corp 0.00% Add +35.6% 8,150 $644K
Commerce Bank 0.00% Add +6.6% 8,111 $642K
Fifth Third Bancorp 0.00% Reduce -0.7% 7,888 $624K
Persistent Asset Partners Ltd 0.30% New 7,807 $618K
Stratos Wealth Partners, LTD. 0.01% Reduce -0.3% 7,740 $612K
Graham Capital Management, L.P. 0.03% Reduce -55.7% 7,596 $601K
Fiduciary Trust Co 0.01% Add +16.0% 7,399 $585K
Silvercrest Asset Management Group LLC 0.00% Add +1.7% 7,242 $573K
Savant Capital, LLC 0.00% Reduce -0.7% 7,189 $569K
Meeder Advisory Services, Inc. 0.02% Add +5.7% 7,156 $566K
ProShare Advisors LLC 0.00% Add +26.0% 7,154 $566K
Callan Family Office, LLC 0.01% New 7,104 $562K
O'shaughnessy Asset Management, LLC 0.00% Add +32.8% 7,032 $556K
Swiss Life Asset Management Ltd 0.00% Add +1.1% 6,903 $546K
PSP Research LLC 0.47% — 6,800 $538K
Praxis Investment Management Inc. 0.03% No change 6,770 $536K
Significant Wealth Partners LLC 0.60% Reduce -54.8% 6,764 $535K
Coldstream Capital Management Inc. 0.01% Add +47.8% 6,619 $524K
Jones Financial Companies LLLP 0.00% Reduce -5.1% 6,483 $513K
Legato Capital Management LLC 0.04% Reduce -64.4% 6,155 $487K
Regions Financial Corp. 0.00% Add +60.2% 6,089 $482K
Natixis 0.00% Reduce -95.8% 6,087 $482K
Wedmont Private Capital 0.02% Add +3.2% 5,536 $460K
Frank, Rimerman Advisors LLC 0.03% Add +0.3% 5,781 $457K
Atria Investments, Inc 0.01% Reduce -19.6% 5,655 $447K
Mercer Global Advisors Inc. 0.00% Add +48.2% 5,554 $439K
North Dakota State Investment Board 0.02% — 5,480 $434K
Dymon Asia Capital (singapore) Pte. LTD. 0.09% New 5,350 $423K
Captrust Financial Advisors 0.00% New 5,293 $419K
Vontobel Holding Ltd. 0.00% New 5,240 $415K
US Bancorp \de 0.00% Add +9.3% 5,141 $407K
HighTower Advisors, LLC 0.00% Reduce -6.2% 5,122 $405K
Cwm, LLC 0.00% Add +102.9% 5,049 $399K
CIBC Asset Management Inc 0.00% Add +8.9% 5,017 $397K
OneDigital Investment Advisors LLC 0.00% Add +39.5% 5,006 $396K
Moisand Fitzgerald Tamayo, LLC 0.04% No change 5,000 $396K
NewEdge Advisors, LLC 0.00% Add +2.4% 4,938 $391K
Inspire Advisors, LLC 0.04% New 4,851 $384K
Harvest Fund Management Co., Ltd 0.01% Add +175.8% 4,816 $381K
Granite Investment Partners, LLC 0.02% Reduce -82.9% 4,806 $380K
Farallon Capital Management, L.L.C. 0.00% No change 4,800 $380K
Prospera Financial Services Inc 0.01% Add +3.9% 4,759 $376K
Brooklyn Investment Group 0.02% New 4,669 $373K
Sanctuary Advisors, LLC 0.00% Add +23.8% 4,502 $356K
Kestra Advisory Services, LLC 0.00% Reduce -10.5% 4,451 $352K
Credit Agricole S A 0.00% Reduce -6.4% 4,410 $349K
AE Wealth Management LLC 0.00% New 4,403 $348K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% Reduce -32.6% 4,334 $342K
Vise Technologies, Inc. 0.01% New 4,305 $341K
Voleon Capital Management LP 0.01% Add +40.1% 4,288 $339K
Checchi Capital Advisers, LLC 0.02% Add +0.9% 4,272 $338K
Bank of Nova Scotia 0.00% Add +19.4% 4,189 $331K
Janney Montgomery Scott LLC 0.00% New 4,177 $330K
Comerica Bank 0.00% Add +82.8% 3,997 $316K
Prime Capital Investment Advisors, LLC 0.00% Add +1.2% 3,981 $315K
Mackenzie Financial Corp. 0.00% Add +8.4% 3,891 $307K
Pinnacle Wealth Planning Services, Inc. 0.03% Reduce -24.4% 3,864 $306K
STRS Ohio 0.00% Add +1.9% 3,788 $300K
Group One Trading LLC 0.01% Reduce -21.2% 3,778 $299K
Cambria Investment Management, L.P. 0.02% New 3,684 $291K
Tudor Investment Corporation 0.00% New 3,661 $290K
Berkshire Asset Management LLC 0.01% Add +0.4% 3,630 $287K
Avanza Fonder AB 0.01% New 3,596 $284K
Park Avenue Securities LLC 0.00% New 3,571 $283K
Marex Group Ltd 0.00% Reduce -47.6% 3,524 $279K
Everhart Financial Group, Inc. 0.03% New 3,465 $274K
Mitchell & Pahl Private Wealth, LLC 0.11% Reduce -5.4% 3,379 $267K
Principal Financial Group Inc. 0.00% Reduce -30.2% 3,339 $264K
Nwam LLC 0.01% No change 3,238 $262K
Eurizon Capital SGR S.p.A. 0.00% — 3,314 $261K
MML Investors Services, LLC 0.00% New 3,264 $258K
Tower Research Capital LLC (TRC) 0.01% Add +7.2% 3,263 $258K
Anb Bank 0.10% Reduce -1.2% 3,193 $253K
GF Fund Management Co. LTD. 0.00% Reduce -7.2% 3,183 $252K
Westfield Capital Management Co. LP 0.00% Add +2.1% 3,157 $250K
Raab & Moskowitz Asset Management LLC 0.05% No change 3,115 $246K
Crossmark Global Holdings, Inc. 0.00% New 3,102 $245K
Venturi Wealth Management, LLC 0.01% New 3,061 $242K
Argent Trust Co 0.01% New 3,018 $239K
B. Riley Wealth Advisors, Inc. 0.01% New 2,975 $235K
Cambridge Investment Research Advisors, Inc. 0.00% New 2,957 $234K
Norden Group LLC 0.02% New 2,935 $232K
HB Wealth Management, LLC 0.00% New 2,922 $231K
Impact Partnership Wealth, LLC 0.03% New 2,905 $230K
Axxcess Wealth Management, LLC 0.00% New 2,877 $228K
Advisors Asset Management, Inc. 0.00% Reduce -48.0% 2,835 $224K
Campbell & CO Investment Adviser LLC 0.01% New 2,784 $220K
Mitsubishi UFJ Asset Management Co., Ltd. 0.00% Reduce -49.1% 2,750 $219K
Rockefeller Capital Management L.P. 0.00% Add +23.7% 2,726 $216K
Clearbridge Investments, LLC 0.00% New 2,715 $215K
Montis Financial, LLC 0.04% New 2,700 $214K
KOM Wealth Management Group, LLC 0.15% New 2,695 $213K
IFG Advisory, LLC 0.01% New 2,678 $212K
PharVision Advisers, LLC 0.11% Reduce -25.8% 2,661 $211K
Motley Fool Asset Management LLC 0.01% New 2,630 $208K
Ancora Advisors LLC 0.00% Add +9.6% 2,342 $185K
Larson Financial Group LLC 0.01% Add +110.8% 2,340 $185K
Signaturefd, LLC 0.00% Add +1.9% 2,041 $161K
Parallel Advisors, LLC 0.00% Add +0.3% 1,882 $149K
Global Retirement Partners, LLC 0.00% Add +8056.5% 1,876 $148K
GAMMA Investing LLC 0.01% Add +29.2% 1,733 $137K
Sterling Capital Management LLC 0.00% Add +90.8% 1,713 $136K
Twin Lakes Capital Management, LLC 0.05% No change 1,500 $119K
Versant Capital Management, Inc 0.01% Add +2.1% 1,496 $118K
Danske Bank A/S 0.00% No change 1,400 $111K
Smartleaf Asset Management LLC 0.00% Add +1234.6% 1,388 $110K
Employees Retirement System of Texas 0.00% New 1,354 $107K
Root Financial Partners, LLC 0.01% Reduce -0.1% 1,339 $106K
International Assets Investment Management, LLC 0.01% Reduce -85.2% 1,217 $96K
Farther Finance Advisors, LLC 0.00% Add +111.8% 1,199 $95K
EverSource Wealth Advisors, LLC 0.00% Add +37.5% 1,137 $90K
Bayforest Capital Ltd 0.06% Add +608.4% 1,091 $86K
Steward Partners Investment Advisory, LLC 0.00% No change 1,069 $85K
Sunbelt Securities, Inc. 0.01% No change 1,014 $80K
IFP Advisors, Inc 0.00% Reduce -5.2% 1,014 $80K
Allworth Financial LP 0.00% Add +9.5% 920 $73K
MAI Capital Management 0.00% Add +237.1% 900 $71K
Arax Advisory Partners 0.00% New 774 $61K
Summit Securities Group LLC 0.01% New 748 $59K
Meeder Asset Management Inc. 0.00% Add +0.4% 716 $57K
Elequin Capital, LP 0.01% New 711 $56K
Huntington National Bank 0.00% Add +6.3% 695 $55K
AlphaQuest LLC 0.00% Add +47.9% 670 $53K
Los Angeles Capital Management LLC 0.00% New 700 $52K
Quadrant Capital Group LLC 0.00% No change 616 $49K
AdvisorNet Financial, Inc 0.00% Add +30.7% 613 $48K
Archer Investment Corp 0.01% No change 600 $47K
Laurel Wealth Advisors LLC 0.01% New 600 $47K
Hilton Head Capital Partners, LLC 0.03% — 599 $47K
Daiwa Securities Group Inc. 0.00% Reduce -98.0% 481 $38K
Ascentis Wealth Management, LLC 0.01% No change 400 $32K
Steigerwald, Gordon & Koch Inc. 0.00% No change 380 $30K
Golden State Wealth Management, LLC 0.00% No change 376 $30K
CoreCap Advisors, LLC 0.00% Add +722.2% 370 $29K
Wellington-Altus USA Inc. 0.02% — 351 $28K
Brown Brothers Harriman & Co. 0.00% New 341 $27K
Salomon & Ludwin, LLC 0.00% No change 332 $26K
Walleye Capital LLC 0.00% New 325 $26K
Eastern Bank 0.00% No change 300 $24K
Capital Advisors, Ltd. LLC 0.00% No change 295 $23K
Strategic Advocates LLC 0.01% No change 287 $23K
SBI Securities Co., Ltd. 0.00% Add +7.1% 286 $23K
Covestor Ltd 0.01% Add +11.0% 273 $22K
Sound Income Strategies, LLC 0.00% New 286 $22K
Lanark Financial, Inc. 0.00% No change 273 $22K
MTM Investment Management, LLC 0.01% No change 258 $20K
Parkside Financial Bank & Trust 0.00% Add +4.2% 250 $20K
Westside Investment Management, Inc. 0.00% No change 231 $18K
Harbour Investments, Inc. 0.00% Add +8.6% 228 $18K
Global Trust Asset Management, LLC 0.01% No change 218 $17K
SageView Advisory Group, LLC 0.00% New 215 $17K
UMB Bank, n.a. 0.00% Add +7.0% 214 $17K
MH & Associates Securities Management Corp. 0.01% — 200 $16K
Atlantic Union Bankshares Corp 0.00% No change 200 $16K
Zions Bancorporation, National Association 0.00% New 188 $15K
Basecamp Wealth Advisors LLC 0.00% — 185 $15K
Quarry LP 0.00% Reduce -69.4% 180 $14K
Global X Japan Co., Ltd. 0.00% Reduce -46.7% 171 $14K
Wealth Preservation Advisors, LLC 0.01% No change 150 $12K
Strategic Wealth Partners, Ltd. 0.00% New 150 $12K
Torren Management, LLC 0.01% — 137 $11K
Bogart Wealth, LLC 0.00% Add +8.5% 128 $10K
Bessemer Group Inc. 0.00% No change 133 $10K
Spire Wealth Management 0.00% No change 125 $10K
Garner Asset Management Corp 0.00% New 115 $9K
LRI Investments, LLC 0.00% New 110 $9K
Quent Capital, LLC 0.00% Add +1.0% 99 $8K
CIBC Private Wealth Group LLC 0.00% Add +800.0% 99 $8K
MassMutual Private Wealth & Trust, FSB 0.00% Add +2.3% 91 $7K
Rakuten Securities, Inc. 0.00% Add +718.2% 90 $7K
TD Private Client Wealth LLC 0.00% Add +2.5% 82 $6K
Orion Capital Management LLC 0.00% No change 80 $6K
Kemnay Advisory Services Inc. 0.00% New 71 $6K
WPG Advisers, LLC 0.00% No change 70 $6K
Private Wealth Management Group, LLC 0.00% No change 65 $5K
Leonteq Securities AG 0.00% No change 63 $5K
Bell Investment Advisors, Inc 0.00% No change 61 $5K
Triumph Capital Management 0.00% New 50 $4K
Rossby Financial, LCC 0.00% Add +44.1% 49 $4K
Crewe Advisors LLC 0.00% No change 48 $4K
FIL Ltd 0.00% No change 47 $4K
Sachetta, LLC 0.00% No change 45 $4K
Highline Wealth Partners LLC 0.00% No change 38 $3K
Hantz Financial Services, Inc. 0.00% No change 36 $3K
Activest Wealth Management 0.00% New 32 $3K
Cheviot Value Management, LLC 0.00% No change 28 $2K
Raffa Wealth Management, LLC 0.00% No change 28 $2K
Principia Wealth Advisory, LLC 0.00% No change 26 $2K
First Horizon Corp. 0.00% New 25 $2K
Bruce G. Allen Investments, LLC 0.00% No change 23 $2K
Horizon Investments, LLC 0.00% No change 22 $2K
TFC Financial Management, Inc. 0.00% No change 21 $2K
Aspect Partners, LLC 0.00% New 20 $2K
Rothschild Investment LLC 0.00% Add +46.1% 19 $2K
Cromwell Holdings LLC 0.00% No change 18 $1K
Fortitude Family Office, LLC 0.00% No change 17 $1K
Keating Financial Advisory Services, Inc. 0.00% — 16 $1K
Cornerstone Financial Management LLC 0.00% — 15 $1K
Aster Capital Management (DIFC) Ltd 0.00% New 15 $1K
Clearstead Advisors, LLC 0.00% Add +400.0% 15 $1K
Quaker Wealth Management, LLC 0.00% No change 14 $1K
Mascoma Wealth Management LLC 0.00% No change 14 $1K
SouthState Bank Corp 0.00% Reduce -57.6% 14 $1K
Optima Capital LLC 0.00% New 12 $949
Private Trust Co. NA 0.00% New 11 $870
United Financial Planning Group LLC 0.00% New 8 $633
True Wealth Design, LLC 0.00% No change 7 $554
Essential Partners LLC 0.00% No change 7 $554
Marquette Asset Management, LLC 0.00% New 7 $554
Kayne Anderson Rudnick Investment Management LLC 0.00% No change 7 $554
Cape Investment Advisory, Inc. 0.00% New 6 $475
Bare Financial Services, Inc 0.00% New 6 $475
Cornerstone Planning Group LLC 0.00% No change 5 $410
Manchester Capital Management LLC 0.00% Reduce -99.6% 5 $396
IMA Advisory Services, Inc. 0.00% No change 5 $395
Rachor Investment Advisory Services, LLC 0.00% — 4 $317
Stone House Investment Management, LLC 0.00% New 3 $237
Dunhill Financial, LLC 0.00% New 3 $212
American Capital Advisory, LLC 0.00% No change 2 $159
Nisa Investment Advisors, LLC 0.00% New 1 $79
Truvestments Capital LLC 0.00% No change 1 $59
Avion Wealth 0.00% New 6 $0

"% of holder's portfolio" is IONS's weight in each manager's 13F, not the share of Ionis Pharmaceuticals Inc. the manager owns.