LeonaBio, Inc.
LONA- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001620463
No open-market purchases or sales by LeonaBio, Inc. insiders were filed in the last 90 days; 44 institutions reported holding it in 13F filings for Q2 2026, worth $66.8M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in LeonaBio, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 40
- 0 vs. Q4 2025
- Shares held
- 6.45M
- +402.9K (+6.7%) vs. Q4 2025
- Total value
- $66.0M
- +$20.5M (+44.9%) vs. Q4 2025
- New holders
- 6
- 11 more added
- Sold out
- 6
- 6 more reduced
2 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting LONA on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 44 | $66.8M |
| Q1 2026 | 40 | $66.0M |
| Q4 2025 | 42 | $46.7M |
| Q3 2025 | 34 | $7.07M |
| Q2 2025 | 51 | $5.30M |
| Q1 2025 | 54 | $5.00M |
| Q4 2024 | 56 | $10.5M |
| Q3 2024 | 58 | $7.19M |
| Q2 2024 | 65 | $58.8M |
| Q1 2024 | 75 | $59.5M |
| Q4 2023 | 65 | $53.2M |
| Q3 2023 | 70 | $43.3M |
| Q2 2023 | 77 | $64.6M |
| Q1 2023 | 83 | $59.5M |
| Q4 2022 | 94 | $73.9M |
| Q3 2022 | 98 | $66.5M |
| Q2 2022 | 98 | $68.0M |
| Q1 2022 | 106 | $353.7M |
| Q4 2021 | 106 | $341.8M |
| Q3 2021 | 93 | $234.0M |
| Q2 2021 | 89 | $253.3M |
| Q1 2021 | 69 | $484.4M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding LeonaBio, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Citigroup Inc | 1 | $10 | 0.00% | +1 | New |
| Caitong International Asset Management Co., Ltd | 6 | $62 | 0.00% | +6 | New |
| JPMorgan Chase & Co | 12 | $111 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 12 | $123 | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 23 | $236 | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 33 | $296 | 0.00% | 00.0% | Unchanged |
| US Bancorp | 81 | $833 | 0.00% | 00.0% | Unchanged |
| McIlrath & Eck, LLC | 82 | $843 | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 150 | $1.54K | 0.00% | 00.0% | Unchanged |
| American Capital Advisory, LLC | 200 | $2.06K | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 410 | $4.21K | 0.00% | +360+720.0% | Added |
| Morgan Stanley | 471 | $4.84K | 0.00% | +1+0.2% | Added |
| Annis Gardner Whiting Capital Advisors, LLC | 1,000 | $10.3K | 0.00% | +1,000 | New |
| UBS Group AG | 1,299 | $13.4K | 0.00% | −2,089−61.7% | Reduced |
| Vanguard Global Advisers, LLC | 1,325 | $13.6K | 0.00% | +1,325 | New |
| Royal Bank of Canada | 2,225 | $23.0K | 0.00% | +1,891+566.2% | Added |
| Advisor Group Holdings, Inc. | 6,180 | $63.5K | 0.00% | −3,030−32.9% | Reduced |
| Acadian Asset Management LLC | 10,230 | $105.0K | 0.00% | −27,252−72.7% | Reduced |
| Two Sigma Investments, LP | 13,276 | $136.5K | 0.00% | +2,530+23.5% | Added |
| Northern Trust Corp | 14,394 | $148.0K | 0.00% | +3,933+37.6% | Added |
| State Street Corp | 16,337 | $167.9K | 0.00% | +5,600+52.2% | Added |
| Laird Norton Trust Company, LLC | 21,818 | $224.3K | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 31,678 | $325.6K | 0.00% | −292,767−90.2% | Reduced |
| Bank of America Corp | 32,566 | $334.8K | 0.00% | −274−0.8% | Reduced |
| Vanguard Fiduciary Trust Co | 40,039 | $411.6K | 0.00% | +40,039 | New |
| BlackRock, Inc. | 56,051 | $576.2K | 0.00% | +18,408+48.9% | Added |
| Renaissance Technologies LLC | 64,222 | $660.2K | 0.00% | −10,925−14.5% | Reduced |
| Geode Capital Management, LLC | 80,323 | $826.2K | 0.00% | +49,379+159.6% | Added |
| Propel Bio Management, LLC | 149,279 | $1.50M | 0.94% | 00.0% | Unchanged |
| Simplify Asset Management Inc. | 149,279 | $1.53M | 0.02% | 00.0% | Unchanged |
| Seven Fleet Capital Management LP | 164,676 | $1.69M | 0.53% | +36,725+28.7% | Added |
| Vanguard Capital Management LLC | 194,760 | $2.00M | 0.00% | +194,760 | New |
| Spruce Street Capital LP | 393,701 | $3.84M | 0.92% | 00.0% | Unchanged |
| Kalehua Capital Management LLC | 393,701 | $4.05M | 2.86% | 00.0% | Unchanged |
| TCG Crossover Management, LLC | 464,398 | $4.67M | 0.13% | 00.0% | Unchanged |
| NEA Management Company, LLC | 464,398 | $4.77M | 0.27% | 00.0% | Unchanged |
| Commodore Capital LP | 464,398 | $4.77M | 0.28% | 00.0% | Unchanged |
| Acorn Capital Advisors, LLC | 634,539 | $6.52M | 1.85% | +132,800+26.5% | Added |
| ADAR1 Capital Management, LLC | 727,481 | $7.48M | 0.45% | +333,780+84.8% | Added |
| Perceptive Advisors LLC | 1,859,322 | $19.1M | 0.38% | 00.0% | Unchanged |
| Pathstone Holdings, LLC | 0 | $0 | 0.00% | −38,606−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −20,936−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −13,186−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −10,108−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −379−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −69−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |