IONS · Ionis Pharmaceuticals Inc
$57.24
+1.37 (+2.45%)
At close · Aug 14
Market Cap
$9.51B
Shares
166.18M
Registered funds — mutual funds, ETFs and closed-end funds — whose latest Form N-PORT portfolio report holds this stock, matched by the stock's CUSIP. Each row is one fund position with its size, value and weight in that fund.
Funds holding IONS
477 fund positions| Fund | Ticker | Balance | Value | % of Fund | Side | Reported | Open |
|---|---|---|---|---|---|---|---|
| Fidelity Growth Company Fund | — | 8,471,732 | $648,087,498 | 0.66% | Long | 2026-05-31 | |
| Growth Fund of America | — | 7,668,655 | $586,652,108 | 0.16% | Long | 2026-05-31 | |
| VANGUARD TOTAL STOCK MARKET INDEX FUND | — | 4,995,141 | $375,085,138 | 0.02% | Long | 2026-03-31 | |
| New Economy Fund | — | 4,868,802 | $372,463,353 | 0.72% | Long | 2026-05-31 | |
| SMALLCAP World Fund Inc | — | 4,458,145 | $334,762,108 | 0.41% | Long | 2026-03-31 | |
| VANGUARD HEALTH CARE FUND | — | 3,803,181 | $284,325,812 | 0.77% | Long | 2026-04-30 | |
| VANGUARD SMALL-CAP INDEX FUND | — | 3,618,441 | $271,708,735 | 0.17% | Long | 2026-03-31 | |
| T. Rowe Price Mid-Cap Growth Fund, Inc. | — | 2,760,687 | $207,299,987 | 0.92% | Long | 2026-03-31 | |
| Fidelity Growth Company K6 Fund | — | 2,348,458 | $179,657,037 | 0.65% | Long | 2026-05-31 | |
| Fidelity Series Growth Company Fund | — | 2,090,022 | $159,886,683 | 0.65% | Long | 2026-05-31 | |
| VANGUARD SMALL-CAP GROWTH INDEX FUND | — | 2,025,434 | $152,089,839 | 0.39% | Long | 2026-03-31 | |
| VANGUARD EXTENDED MARKET INDEX FUND | — | 1,808,172 | $135,775,635 | 0.17% | Long | 2026-03-31 | |
| Tweedy, Browne International Value Fund | — | 1,743,125 | $130,891,256 | 3.17% | Long | 2026-03-31 | |
| Growth Fund | — | 1,674,900 | $125,768,241 | 0.25% | Long | 2026-03-31 | |
| iShares Biotechnology ETF | — | 1,205,549 | $90,524,674 | 1.11% | Long | 2026-03-31 | |
| VANGUARD EXPLORER FUND | — | 1,195,911 | $89,406,306 | 0.41% | Long | 2026-04-30 | |
| Capital Group Growth ETF | — | 1,150,284 | $87,996,726 | 0.36% | Long | 2026-05-31 | |
| State Street(R) SPDR(R) S&P(R) Biotech ETF | — | 1,132,906 | $85,069,912 | 1.14% | Long | 2026-03-31 | |
| iShares Russell Mid-Cap Growth ETF | — | 987,917 | $74,182,688 | 0.40% | Long | 2026-03-31 | |
| Select Fund | — | 962,000 | $71,919,120 | 1.12% | Long | 2026-04-30 | |
| T. Rowe Price Health Sciences Fund, Inc. | — | 882,823 | $66,291,179 | 0.61% | Long | 2026-03-31 | |
| Fidelity Extended Market Index Fund | — | 833,613 | $63,771,395 | 0.15% | Long | 2026-05-31 | |
| JPMorgan Mid Cap Growth Fund | — | 806,672 | $60,573,000 | 0.53% | Long | 2026-03-31 | |
| Franklin Dynatech Fund | — | 800,000 | $60,072,000 | 0.24% | Long | 2026-03-31 | |
| Schwab U.S. Small-Cap ETF | — | 778,644 | $59,566,266 | 0.26% | Long | 2026-05-31 | |
| Nomura Mid Cap Growth Fund | — | 606,560 | $45,546,590 | 1.52% | Long | 2026-03-31 | |
| iShares Russell Mid-Cap ETF | — | 603,764 | $45,336,639 | 0.09% | Long | 2026-03-31 | |
| iShares Russell 1000 Growth ETF | — | 592,553 | $44,494,805 | 0.04% | Long | 2026-03-31 | |
| Fidelity Mid Cap Index Fund | — | 585,766 | $43,791,866 | 0.09% | Long | 2026-04-30 | |
| T. Rowe Price New Horizons Fund, Inc. | — | 578,082 | $43,408,177 | 0.34% | Long | 2026-03-31 | |
| Eventide Healthcare & Life Sciences Fund | — | 575,000 | $43,176,750 | 2.72% | Long | 2026-03-31 | |
| JNL/T. Rowe Price Mid-Cap Growth Fund | — | 492,756 | $37,001,048 | 0.92% | Long | 2026-03-31 | |
| Select Biotechnology Portfolio | — | 476,377 | $36,442,841 | 0.69% | Long | 2026-05-31 | |
| VANGUARD HEALTH CARE INDEX FUND | — | 462,321 | $35,367,557 | 0.19% | Long | 2026-05-31 | |
| Schwab U.S. Mid-Cap ETF | — | 438,447 | $33,541,196 | 0.23% | Long | 2026-05-31 | |
| Fidelity SAI Small-Mid Cap Momentum Index Fund | — | 429,251 | $32,090,805 | 0.75% | Long | 2026-04-30 | |
| Capital Group U.S. Small and Mid Cap ETF | — | 414,653 | $31,720,955 | 1.14% | Long | 2026-05-31 | |
| Artisan International Small-Mid Fund | — | 390,363 | $29,312,358 | 1.10% | Long | 2026-03-31 | |
| Global Growth Fund | — | 388,000 | $29,134,920 | 0.34% | Long | 2026-03-31 | |
| VANGUARD STRATEGIC EQUITY FUND | — | 379,257 | $28,478,408 | 0.28% | Long | 2026-03-31 | |
| T. Rowe Price Institutional Mid-Cap Equity Growth Fund | — | 334,595 | $25,124,739 | 0.91% | Long | 2026-03-31 | |
| Fidelity Total Market Index Fund | — | 308,226 | $23,579,289 | 0.02% | Long | 2026-05-31 | |
| Small Cap Growth Fund | — | 311,872 | $23,315,551 | 0.46% | Long | 2026-04-30 | |
| Neuberger Mid Cap Growth Fund | — | 294,671 | $22,542,332 | 1.00% | Long | 2026-05-31 | |
| ARK Genomic Revolution ETF | — | 288,230 | $21,548,075 | 1.74% | Long | 2026-04-30 | |
| Artisan Small Cap Fund | — | 280,144 | $21,036,013 | 2.36% | Long | 2026-03-31 | |
| Strategic Advisers U.S. Total Stock Fund | — | 267,916 | $20,495,574 | 0.02% | Long | 2026-05-31 | |
| MFS New Discovery Fund | — | 262,553 | $20,085,305 | 0.94% | Long | 2026-05-31 | |
| MassMutual Mid Cap Growth Fund | — | 254,240 | $19,090,882 | 0.69% | Long | 2026-03-31 | |
| Fidelity Series Total Market Index Fund | — | 247,642 | $18,944,613 | 0.02% | Long | 2026-05-31 |
Showing 1–50 of 477 positions
Key facts
CIK
874015
CUSIP
462222100
13F (30d)
498 filings
470 filers
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