Korsana Biosciences, Inc.
KRSA- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001755237
No open-market purchases or sales by Korsana Biosciences, Inc. insiders were filed in the last 90 days; 21 institutions reported holding it in 13F filings for Q2 2026, worth $11.2M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Korsana Biosciences, Inc. as of Jun 30, 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
- 21
- +4 vs. Q1 2026
- Shares held
- 3.30M
- +3.14M (+1,937.0%) vs. Q1 2026
- Total value
- $11.2M
- +$10.9M (+4,389.9%) vs. Q1 2026
- New holders
- 9
- 3 more added
- Sold out
- 5
- 3 more reduced
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting KRSA 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 | 21 | $11.2M |
| Q1 2026 | 17 | $249.0K |
| Q4 2025 | 19 | $376.3K |
| Q3 2025 | 17 | $595.4K |
| Q2 2025 | 17 | $1.06M |
| Q1 2025 | 18 | $931.7K |
| Q4 2024 | 19 | $1.23M |
| Q3 2024 | 15 | $2.70M |
| Q2 2024 | 17 | $2.41M |
| Q1 2024 | 15 | $3.42M |
| Q4 2023 | 15 | $3.58M |
| Q3 2023 | 17 | $3.66M |
| Q2 2023 | 18 | $4.10M |
| Q1 2023 | 34 | $8.95M |
| Q4 2022 | 40 | $13.7M |
| Q3 2022 | 38 | $18.3M |
| Q2 2022 | 41 | $11.5M |
| Q1 2022 | 50 | $25.6M |
| Q4 2021 | 56 | $40.7M |
| Q3 2021 | 62 | $75.8M |
| Q2 2021 | 68 | $96.0M |
| Q1 2021 | 71 | $62.5M |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Korsana Biosciences, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BNP Paribas Arbitrage, SA | 4 | $14 | 0.00% | −1−20.0% | Reduced |
| Whi Trust Co LLC | 72 | $244 | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 87 | $295 | 0.00% | +87 | New |
| Activest Wealth Management | 100 | $339 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 130 | $440 | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 192 | $651 | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 1,849 | $6.27K | 0.00% | +1,849 | New |
| UBS Group AG | 3,135 | $10.6K | 0.00% | −256−7.5% | Reduced |
| Vanguard Fiduciary Trust Co | 7,353 | $24.9K | 0.00% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 11,724 | $39.7K | 0.00% | +11,724 | New |
| BlackRock, Inc. | 16,797 | $56.9K | 0.00% | 00.0% | Unchanged |
| HRT Financial LP | 22,054 | $74.0K | 0.00% | +22,054 | New |
| Rangeley Capital, LLC | 24,310 | $82.4K | 0.08% | +24,310 | New |
| Vanguard Capital Management LLC | 30,915 | $104.8K | 0.00% | +14,778+91.6% | Added |
| Geode Capital Management, LLC | 45,850 | $155.5K | 0.00% | −38,700−45.8% | Reduced |
| Citadel Advisors LLC | 59,795 | $202.7K | 0.00% | +41,534+227.4% | Added |
| Braidwell LP | 156,890 | $531.9K | 0.02% | +156,890 | New |
| ADAR1 Capital Management, LLC | 298,757 | $1.01M | 0.05% | +298,757 | New |
| Balyasny Asset Management LLC | 317,511 | $1.08M | 0.00% | +317,511 | New |
| FMR LLC | 649,547 | $2.20M | 0.00% | +644,807+13,603.5% | Added |
| Kalehua Capital Management LLC | 1,651,350 | $5.60M | 3.22% | +1,651,350 | New |
| Kovack Advisors, Inc. | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −89−100.0% | Sold out |
| Caitong International Asset Management Co., Ltd | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Morgan Stanley | 0 | $0 | 0.00% | −1−100.0% | Sold out |