Funds holding Sionna Therapeutics Inc
ISIN US8294011080 · United States
- Fund holders
- 136
- Of which ETFs
- 29 107 other funds
- Value held
- 281.6M $
- Share of capital
- 14.2 % of 45.2M shares on Jul 31, 2026
| Fund | Shares | Value | Weight in fund | Share of capital | |
|---|---|---|---|---|---|
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 934,641 | 41.1M $ | 0.00 % | 2.07 % | as of Jun 30, 2026 ↗ |
| PGIM Jennison Health Sciences Fund Prudential Sector Funds, Inc. | 651,048 | 27.9M $ | 2.01 % | 1.44 % | as of May 29, 2026 ↗ |
| State Street(R) SPDR(R) S&P(R) Biotech ETF SPDR SERIES TRUST | 647,694 | 28.5M $ | 0.27 % | 1.43 % | as of Jun 30, 2026 ↗ |
| JPMorgan Small Cap Growth Fund JPMorgan Trust II | 524,280 | 23.1M $ | 0.88 % | 1.16 % | as of Jun 30, 2026 ↗ |
| iShares Russell 2000 ETF iShares Trust | 483,961 | 21.3M $ | 0.03 % | 1.07 % | as of Jun 30, 2026 ↗ |
| Eventide Healthcare & Life Sciences Fund MUTUAL FUND SERIES TRUST | 474,969 | 20.9M $ | 1.17 % | 1.05 % | as of Jun 30, 2026 ↗ |
| T. Rowe Price Health Sciences Fund, Inc. T. ROWE PRICE HEALTH SCIENCES FUND, INC. | 287,643 | 12.7M $ | 0.11 % | 0.64 % | as of Jun 30, 2026 ↗ |
| Fidelity Small Cap Index Fund Fidelity Salem Street Trust | 201,838 | 9.5M $ | 0.03 % | 0.45 % | as of Jul 31, 2026 ↗ |
| iShares Biotechnology ETF iShares Trust | 185,693 | 8.2M $ | 0.09 % | 0.41 % | as of Jun 30, 2026 ↗ |
| iShares Russell 2000 Growth ETF iShares Trust | 173,168 | 7.6M $ | 0.05 % | 0.38 % | as of Jun 30, 2026 ↗ |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 168,369 | 7.4M $ | 0.01 % | 0.37 % | as of Jun 30, 2026 ↗ |
| JPMorgan Small Cap Blend Fund JPMorgan Trust I | 166,643 | 7.3M $ | 0.43 % | 0.37 % | as of Jun 30, 2026 ↗ |
| Artisan International Small-Mid Fund Artisan Partners Funds Inc. | 116,442 | 5.1M $ | 0.20 % | 0.26 % | as of Jun 30, 2026 ↗ |
| Franklin Biotechnology Discovery Fund Franklin Strategic Series | 107,956 | 5.1M $ | 0.44 % | 0.24 % | as of Jul 31, 2026 ↗ |
| VANGUARD RUSSELL 2000 INDEX FUND VANGUARD SCOTTSDALE FUNDS | 83,317 | 3.6M $ | 0.02 % | 0.18 % | as of May 31, 2026 ↗ |
| Multi-Manager Small Cap Equity Strategies Fund COLUMBIA FUNDS SERIES TRUST I | 83,093 | 3.6M $ | 0.28 % | 0.18 % | as of May 31, 2026 ↗ |
| Select Biotechnology Portfolio Fidelity Select Portfolios | 80,900 | 3.5M $ | 0.07 % | 0.18 % | as of May 31, 2026 ↗ |
| Fidelity Extended Market Index Fund Fidelity Concord Street Trust | 73,777 | 3.2M $ | 0.01 % | 0.16 % | as of May 31, 2026 ↗ |
| T. Rowe Price New Horizons Fund, Inc. T. ROWE PRICE NEW HORIZONS FUND, INC. | 70,768 | 3.1M $ | 0.02 % | 0.16 % | as of Jun 30, 2026 ↗ |
| Schwab U.S. Small-Cap ETF SCHWAB STRATEGIC TRUST | 69,810 | 3M $ | 0.01 % | 0.15 % | as of May 31, 2026 ↗ |
| VANGUARD U.S. MOMENTUM FACTOR ETF VANGUARD WELLINGTON FUND | 55,058 | 2.4M $ | 0.13 % | 0.12 % | as of May 31, 2026 ↗ |
| Driehaus Micro Cap Growth Fund Driehaus Mutual Funds | 46,945 | 2.1M $ | 0.35 % | 0.10 % | as of Jun 30, 2026 ↗ |
| ALPS Medical Breakthroughs ETF ALPS ETF TRUST | 46,379 | 2M $ | 1.23 % | 0.10 % | as of May 31, 2026 ↗ |
| Schwab Small-Cap Index Fund SCHWAB CAPITAL TRUST | 44,674 | 2.1M $ | 0.03 % | 0.10 % | as of Jul 31, 2026 ↗ |
| Master Small Cap Index Series Quantitative Master Series LLC | 34,469 | 1.5M $ | 0.03 % | 0.08 % | as of Jun 30, 2026 ↗ |
| Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust | 27,764 | 1.2M $ | 0.00 % | 0.06 % | as of May 31, 2026 ↗ |
| Fidelity Total Market Index Fund Fidelity Concord Street Trust | 26,184 | 1.1M $ | 0.00 % | 0.06 % | as of May 31, 2026 ↗ |
| Nuveen Small Cap Blend Index Fund TIAA-CREF Funds | 24,424 | 1.2M $ | 0.03 % | 0.05 % | as of Jul 31, 2026 ↗ |
| Adara Smaller Companies Fund RBB Fund, Inc. | 22,844 | 978.2K $ | 0.12 % | 0.05 % | as of May 31, 2026 ↗ |
| Direxion Daily S&P Biotech Bull 3X Shares Direxion Shares ETF Trust | 22,009 | 1M $ | 0.21 % | 0.05 % | as of Jul 31, 2026 ↗ |
| Fidelity Series Total Market Index Fund Fidelity Concord Street Trust | 21,764 | 931.9K $ | 0.00 % | 0.05 % | as of May 31, 2026 ↗ |
| iShares Core S&P Total U.S. Stock Market ETF iShares Trust | 21,536 | 947.4K $ | 0.00 % | 0.05 % | as of Jun 30, 2026 ↗ |
| EQ/2000 Managed Volatility Portfolio EQ Advisors Trust | 20,147 | 886.3K $ | 0.02 % | 0.04 % | as of Jun 30, 2026 ↗ |
| T. Rowe Price Health Sciences Portfolio T. ROWE PRICE EQUITY SERIES, INC. | 17,807 | 783.3K $ | 0.10 % | 0.04 % | as of Jun 30, 2026 ↗ |
| EQ/Small Company Index Portfolio EQ Advisors Trust | 17,790 | 782.6K $ | 0.04 % | 0.04 % | as of Jun 30, 2026 ↗ |
| Fidelity Small Cap Growth Index Fund Fidelity Salem Street Trust | 17,278 | 760.1K $ | 0.05 % | 0.04 % | as of Jun 30, 2026 ↗ |
| VANGUARD RUSSELL 2000 GROWTH INDEX FUND VANGUARD SCOTTSDALE FUNDS | 15,150 | 648.7K $ | 0.04 % | 0.03 % | as of May 31, 2026 ↗ |
| VANGUARD BALANCED INDEX FUND VANGUARD VALLEY FORGE FUNDS | 14,944 | 657.4K $ | 0.00 % | 0.03 % | as of Jun 30, 2026 ↗ |
| LVIP Franklin Templeton Multi-Factor SMID Cap Equity Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 14,508 | 638.2K $ | 0.06 % | 0.03 % | as of Jun 30, 2026 ↗ |
| VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND VANGUARD INSTITUTIONAL INDEX FUNDS | 14,099 | 620.2K $ | 0.00 % | 0.03 % | as of Jun 30, 2026 ↗ |
| Fidelity Nasdaq Composite Index ETF Fidelity Commonwealth Trust | 13,843 | 592.8K $ | 0.01 % | 0.03 % | as of May 31, 2026 ↗ |
| LVIP State Street Small-Cap Index Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 13,200 | 580.7K $ | 0.03 % | 0.03 % | as of Jun 30, 2026 ↗ |
| Nuveen Equity Index Fund TIAA-CREF Funds | 12,533 | 590.7K $ | 0.00 % | 0.03 % | as of Jul 31, 2026 ↗ |
| Small Cap Index Fund Northern Funds | 9,298 | 409K $ | 0.02 % | 0.02 % | as of Jun 30, 2026 ↗ |
| Global X Russell 2000 ETF GLOBAL X FUNDS | 8,820 | 415.7K $ | 0.03 % | 0.02 % | as of Jul 31, 2026 ↗ |
| Schwab Total Stock Market Index Fund SCHWAB CAPITAL TRUST | 8,762 | 413K $ | 0.00 % | 0.02 % | as of Jul 31, 2026 ↗ |
| Virtus Biotech Clinical Trials Etf ETFis Series Trust I | 8,653 | 407.8K $ | 0.88 % | 0.02 % | as of Jul 31, 2026 ↗ |
| U.S. Small Cap Equity Fund RUSSELL INVESTMENT CO | 8,456 | 398.5K $ | 0.04 % | 0.02 % | as of Jul 31, 2026 ↗ |
| Destinations Small-Mid Cap Equity Fund Brinker Capital Destinations Trust | 8,167 | 349.7K $ | 0.05 % | 0.02 % | as of May 31, 2026 ↗ |
| Fidelity ZERO Total Market Index Fund Fidelity Concord Street Trust | 7,675 | 361.7K $ | 0.00 % | 0.02 % | as of Jul 31, 2026 ↗ |
| Schwab U.S. Broad Market ETF SCHWAB STRATEGIC TRUST | 7,386 | 316.3K $ | 0.00 % | 0.02 % | as of May 31, 2026 ↗ |
| Blackstone Alternative Multi-Strategy Fund Blackstone Alternative Investment Funds | 6,575 | 289.2K $ | 0.01 % | 0.01 % | as of Jun 30, 2026 ↗ |
| Small Cap Index Fund VALIC Co I | 6,453 | 276.3K $ | 0.02 % | 0.01 % | as of May 31, 2026 ↗ |
| Fidelity MSCI Health Care Index ETF FIDELITY COVINGTON TRUST | 6,417 | 302.4K $ | 0.01 % | 0.01 % | as of Jul 31, 2026 ↗ |
| Health Sciences Trust John Hancock Variable Insurance Trust | 6,272 | 275.9K $ | 0.11 % | 0.01 % | as of Jun 30, 2026 ↗ |
| MetLife Russell 2000 Index Portfolio Brighthouse Funds Trust II | 6,220 | 273.6K $ | 0.03 % | 0.01 % | as of Jun 30, 2026 ↗ |
| BIOTECHNOLOGY ULTRASECTOR PROFUND ProFunds | 6,176 | 291.1K $ | 0.25 % | 0.01 % | as of Jul 31, 2026 ↗ |
| STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO STATE STREET INSTITUTIONAL INVESTMENT TRUST | 6,100 | 268.3K $ | 0.01 % | 0.01 % | as of Jun 30, 2026 ↗ |
| Fidelity ZERO Extended Market Index Fund Fidelity Concord Street Trust | 5,454 | 257K $ | 0.01 % | 0.01 % | as of Jul 31, 2026 ↗ |
| ATM Small Cap Managed Volatility Portfolio EQ Advisors Trust | 5,429 | 238.8K $ | 0.02 % | 0.01 % | as of Jun 30, 2026 ↗ |
| Small-Cap Index Portfolio PACIFIC SELECT FUND | 5,321 | 234.1K $ | 0.03 % | 0.01 % | as of Jun 30, 2026 ↗ |
| JPMorgan BetaBuilders U.S. Small Cap Equity ETF J.P. Morgan Exchange-Traded Fund Trust | 5,243 | 247.1K $ | 0.04 % | 0.01 % | as of Jul 31, 2026 ↗ |
| EQ/AB Small Cap Growth Portfolio EQ Advisors Trust | 5,150 | 226.5K $ | 0.01 % | 0.01 % | as of Jun 30, 2026 ↗ |
| Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF Goldman Sachs ETF Trust | 5,028 | 215.3K $ | 0.02 % | 0.01 % | as of May 31, 2026 ↗ |
| Tax-Managed U.S. Mid & Small Cap Fund RUSSELL INVESTMENT CO | 5,014 | 236.3K $ | 0.01 % | 0.01 % | as of Jul 31, 2026 ↗ |
| AlphaCentric Life Sciences and Healthcare Fund MUTUAL FUND SERIES TRUST | 4,863 | 213.9K $ | 0.46 % | 0.01 % | as of Jun 30, 2026 ↗ |
| EQ/T.Rowe Price Health Sciences Portfolio EQ Advisors Trust | 4,455 | 196K $ | 0.11 % | 0.01 % | as of Jun 30, 2026 ↗ |
| T. Rowe Price Extended Equity Market Index Fund T. ROWE PRICE INDEX TRUST, INC. | 4,438 | 195.2K $ | 0.02 % | 0.01 % | as of Jun 30, 2026 ↗ |
| iShares Russell 3000 ETF iShares Trust | 4,261 | 187.4K $ | 0.00 % | 0.01 % | as of Jun 30, 2026 ↗ |
| Small Cap Core Fund Northern Funds | 4,219 | 185.6K $ | 0.05 % | 0.01 % | as of Jun 30, 2026 ↗ |
| NVIT Small Cap Index Fund Nationwide Variable Insurance Trust | 4,121 | 181.3K $ | 0.03 % | 0.01 % | as of Jun 30, 2026 ↗ |
| Small Cap Index Trust John Hancock Variable Insurance Trust | 3,798 | 167.1K $ | 0.03 % | 0.01 % | as of Jun 30, 2026 ↗ |
| Bridge Builder Small/Mid Cap Growth Fund Bridge Builder Trust | 3,064 | 134.8K $ | 0.00 % | 0.01 % | as of Jun 30, 2026 ↗ |
| Victory Extended Market Index Fund Victory Portfolios III | 3,046 | 143.6K $ | 0.02 % | 0.01 % | as of Jul 31, 2026 ↗ |
| SIIT EXTENDED MARKET INDEX FUND SEI INSTITUTIONAL INVESTMENTS TRUST | 3,000 | 128.5K $ | 0.01 % | 0.01 % | as of May 31, 2026 ↗ |
| Goldman Sachs Absolute Return Tracker Fund GOLDMAN SACHS TRUST | 2,988 | 131.4K $ | 0.00 % | 0.01 % | as of Jun 30, 2026 ↗ |
| DWS Small Cap Index VIP DEUTSCHE DWS INVESTMENTS VIT FUNDS | 2,896 | 127.4K $ | 0.03 % | 0.01 % | as of Jun 30, 2026 ↗ |
| PROFUND VP BIOTECHNOLOGY ProFunds | 2,872 | 126.3K $ | 0.26 % | 0.01 % | as of Jun 30, 2026 ↗ |
| EQ/Morgan Stanley Small Cap Growth Portfolio EQ Advisors Trust | 2,791 | 122.8K $ | 0.03 % | 0.01 % | as of Jun 30, 2026 ↗ |
| T. Rowe Price Small-Cap Index Fund T. ROWE PRICE INDEX TRUST, INC. | 2,781 | 122.3K $ | 0.03 % | 0.01 % | as of Jun 30, 2026 ↗ |
| iShares Russell Small/Mid-Cap Index Fund BlackRock Funds | 2,774 | 130.7K $ | 0.01 % | 0.01 % | as of Jul 31, 2026 ↗ |
| BlackRock Small Cap Index V.I. Fund BlackRock Variable Series Funds, Inc. | 2,502 | 110.1K $ | 0.03 % | 0.01 % | as of Jun 30, 2026 ↗ |
| Invesco Nasdaq Biotechnology ETF Invesco Exchange-Traded Fund Trust II | 2,393 | 102.5K $ | 0.15 % | 0.01 % | as of May 31, 2026 ↗ |
| U.S. Small Cap Equity Fund RUSSELL INVESTMENT FUNDS | 2,348 | 103.3K $ | 0.04 % | 0.01 % | as of Jun 30, 2026 ↗ |
| Voya RussellTM Small Cap Index Portfolio Voya VARIABLE PORTFOLIOS INC | 2,240 | 98.5K $ | 0.02 % | 0.00 % | as of Jun 30, 2026 ↗ |
| Fidelity Flex Small Cap Index Fund Fidelity Salem Street Trust | 2,238 | 105.5K $ | 0.02 % | 0.00 % | as of Jul 31, 2026 ↗ |
| SA Small Cap Index Portfolio SUNAMERICA SERIES TRUST | 1,984 | 93.5K $ | 0.03 % | 0.00 % | as of Jul 31, 2026 ↗ |
| PD Small-Cap Growth Index Portfolio PACIFIC SELECT FUND | 1,682 | 74K $ | 0.05 % | 0.00 % | as of Jun 30, 2026 ↗ |
| CVT Russell 2000 Small Cap Index Portfolio Calvert Variable Trust, Inc. | 1,673 | 73.6K $ | 0.02 % | 0.00 % | as of Jun 30, 2026 ↗ |
| ProShares Ultra Nasdaq Biotechnology ProShares Trust | 1,651 | 70.7K $ | 0.10 % | 0.00 % | as of May 31, 2026 ↗ |
| Nationwide Small Cap Index Fund Nationwide Mutual Funds | 1,637 | 77.2K $ | 0.03 % | 0.00 % | as of Jul 31, 2026 ↗ |
| SmallCap Growth Fund I Principal Funds, Inc | 1,619 | 76.3K $ | 0.00 % | 0.00 % | as of Jul 31, 2026 ↗ |
| SIIT SMALL CAP II FUND SEI INSTITUTIONAL INVESTMENTS TRUST | 1,488 | 63.7K $ | 0.03 % | 0.00 % | as of May 31, 2026 ↗ |
| Venerable Small Cap Index Fund Venerable Variable Insurance Trust | 1,468 | 64.6K $ | 0.02 % | 0.00 % | as of Jun 30, 2026 ↗ |
| VANGUARD RUSSELL 3000 INDEX FUND VANGUARD SCOTTSDALE FUNDS | 1,360 | 58.2K $ | 0.00 % | 0.00 % | as of May 31, 2026 ↗ |
| Voya VACS Index Series SC Portfolio Voya VARIABLE PORTFOLIOS INC | 1,252 | 55.1K $ | 0.03 % | 0.00 % | as of Jun 30, 2026 ↗ |
| SIIT SMALL CAP FUND SEI INSTITUTIONAL INVESTMENTS TRUST | 1,250 | 53.5K $ | 0.03 % | 0.00 % | as of May 31, 2026 ↗ |
| SIMT Small Cap Fund SEI INSTITUTIONAL MANAGED TRUST | 1,210 | 53.2K $ | 0.01 % | 0.00 % | as of Jun 30, 2026 ↗ |
| Multimanager Aggressive Equity Portfolio EQ Advisors Trust | 1,200 | 52.8K $ | 0.00 % | 0.00 % | as of Jun 30, 2026 ↗ |
| VIP Extended Market Index Portfolio Variable Insurance Products Fund II | 1,174 | 51.6K $ | 0.01 % | 0.00 % | as of Jun 30, 2026 ↗ |
The funds most exposed to it
The weight is the share of a fund's net assets. The holders table ranks funds by number of shares. This one ranks them by the weight of the company in each fund.
| Fund | Weight in fund | |
|---|---|---|
| PGIM Jennison Health Sciences Fund Prudential Sector Funds, Inc. | 2.01 % | as of May 29, 2026 ↗ |
| ALPS Medical Breakthroughs ETF ALPS ETF TRUST | 1.23 % | as of May 31, 2026 ↗ |
| Eventide Healthcare & Life Sciences Fund MUTUAL FUND SERIES TRUST | 1.17 % | as of Jun 30, 2026 ↗ |
| JPMorgan Small Cap Growth Fund JPMorgan Trust II | 0.88 % | as of Jun 30, 2026 ↗ |
| Virtus Biotech Clinical Trials Etf ETFis Series Trust I | 0.88 % | as of Jul 31, 2026 ↗ |
| AlphaCentric Life Sciences and Healthcare Fund MUTUAL FUND SERIES TRUST | 0.46 % | as of Jun 30, 2026 ↗ |
| Franklin Biotechnology Discovery Fund Franklin Strategic Series | 0.44 % | as of Jul 31, 2026 ↗ |
| JPMorgan Small Cap Blend Fund JPMorgan Trust I | 0.43 % | as of Jun 30, 2026 ↗ |
| Driehaus Micro Cap Growth Fund Driehaus Mutual Funds | 0.35 % | as of Jun 30, 2026 ↗ |
| JPMorgan Fundamental Data Science Small Core ETF J.P. Morgan Exchange-Traded Fund Trust | 0.34 % | as of Jun 30, 2026 ↗ |
Quarter after quarter
Each row is one quarter of SEC filings, newest first. The change compares each quarter with the one before.
| Quarter | Holders | Change | Shares | Change |
|---|---|---|---|---|
| 2026Q3 | 136 | +9 | 6,400,352 | +7.2 % |
| 2026Q2 | 127 | +14 | 5,972,262 | +1.9 % |
| 2026Q1 | 113 | +25 | 5,860,543 | +23.1 % |
| 2025Q4 | 88 | +18 | 4,761,799 | +23.7 % |
| 2025Q3 | 70 | +47 | 3,849,220 | +22.9 % |
| 2025Q2 | 23 | 3,132,928 |
Institutional managers
116 managers declare this company to the SEC (Form 13F). The table shows the 25 largest.
| Manager | Shares | Value | |
|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. | 9,905,045 | 397.1M $ | as of Mar 31, 2026 |
| TPG GP A, LLC | 6,494,962 | 260.4M $ | as of Mar 31, 2026 |
| ORBIMED ADVISORS LLC | 3,530,702 | 141.5M $ | as of Mar 31, 2026 |
| VIKING GLOBAL INVESTORS LP | 3,195,181 | 128.1M $ | as of Mar 31, 2026 |
| Atlas Venture Life Science Advisors, LLC | 2,995,602 | 120.1M $ | as of Mar 31, 2026 |
| ENAVATE SCIENCES GP, LLC | 2,478,030 | 99.3M $ | as of Mar 31, 2026 |
| JPMORGAN CHASE & CO | 1,465,014 | 53.7M $ | as of Mar 31, 2026 |
| JENNISON ASSOCIATES LLC | 1,451,220 | 58.2M $ | as of Mar 31, 2026 |
| BlackRock, Inc. | 1,295,867 | 52M $ | as of Mar 31, 2026 |
| CITADEL ADVISORS LLC | 1,166,931 | 46.8M $ | as of Mar 31, 2026 |
| DEERFIELD MANAGEMENT COMPANY, L.P. | 970,590 | 38.9M $ | as of Mar 31, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 756,376 | 30.3K $ | as of Mar 31, 2026 |
| STATE STREET CORP | 756,227 | 30.3M $ | as of Mar 31, 2026 |
| PERCEPTIVE ADVISORS LLC | 658,439 | 26.4M $ | as of Mar 31, 2026 |
| EVENTIDE ASSET MANAGEMENT, LLC | 645,530 | 25.9M $ | as of Mar 31, 2026 |
| Aberdeen Group plc | 564,175 | 22.6M $ | as of Mar 31, 2026 |
| BAKER BROS. ADVISORS LP | 400,000 | 16M $ | as of Mar 31, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | 389,872 | 15.6M $ | as of Mar 31, 2026 |
| Siren, L.L.C. | 300,000 | 12M $ | as of Mar 31, 2026 |
| Sio Capital Management, LLC | 294,340 | 11.8M $ | as of Mar 31, 2026 |
| Soleus Capital Management, L.P. | 293,500 | 11.8M $ | as of Mar 31, 2026 |
| GOLDMAN SACHS GROUP INC | 263,174 | 10.6M $ | as of Mar 31, 2026 |
| Ensign Peak Advisors, Inc | 255,636 | 10.2M $ | as of Mar 31, 2026 |
| Candriam S.C.A. | 236,813 | 9.5M $ | as of Mar 31, 2026 |
| Kalehua Capital Management LLC | 197,072 | 7.9M $ | as of Mar 31, 2026 |
Declared shareholders of Sionna Therapeutics Inc
There is 1 beneficial ownership filing. These stakes do not add up. An asset manager that files includes its own funds, which already appear among the funds on this page.
| Shareholder | Declared stake | Shares | |
|---|---|---|---|
| RA Capital Management, L.P. and 4 others | 14.30 % | 6,476,193 | as of Sep 17, 2026 · SCHEDULE 13D |
Cite this page
Titelia. "Funds holding Sionna Therapeutics Inc". https://titelia.com/en/stocks/sionna-therapeutics-inc-US8294011080