Yarrow Bioscience, Inc.
YARW- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001566044
No open-market purchases or sales by Yarrow Bioscience, Inc. insiders were filed in the last 90 days; 46 institutions reported holding it in 13F filings for Q2 2026, worth $8.79M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Yarrow Bioscience, 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
- 46
- +3 vs. Q4 2025
- Shares held
- 14.2M
- +5.29M (+59.4%) vs. Q4 2025
- Total value
- $8.49M
- +$3.32M (+64.2%) vs. Q4 2025
- New holders
- 8
- 10 more added
- Sold out
- 5
- 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 YARW 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 | 46 | $8.79M |
| Q1 2026 | 46 | $8.49M |
| Q4 2025 | 45 | $5.35M |
| Q3 2025 | 36 | $1.33M |
| Q2 2025 | 46 | $13.4M |
| Q1 2025 | 38 | $11.5M |
| Q4 2024 | 35 | $23.4M |
| Q3 2024 | 33 | $14.3M |
| Q2 2024 | 32 | $16.1M |
| Q1 2024 | 32 | $22.9M |
| Q4 2023 | 33 | $18.4M |
| Q3 2023 | 21 | $1.54M |
| Q2 2023 | 20 | $1.63M |
| Q1 2023 | 23 | $1.10M |
| Q4 2022 | 41 | $1.10M |
| Q3 2022 | 41 | $1.84M |
| Q2 2022 | 41 | $3.25M |
| Q1 2022 | 45 | $5.63M |
| Q4 2021 | 55 | $12.5M |
| Q3 2021 | 65 | $20.1M |
| Q2 2021 | 73 | $64.0M |
| Q1 2021 | 87 | $152.4M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Yarrow Bioscience, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Nantahala Capital Management, LLC | 2,000,000 | $1.20M | 0.07% | +1,000,000+100.0% | Added |
| Lynx1 Capital Management LP | 1,628,700 | $973.1K | 0.15% | +1,628,700 | New |
| Shay Capital LLC | 1,610,242 | $962.1K | 0.14% | −14,107−0.9% | Reduced |
| Anson Funds Management LP | 1,243,106 | $742.8K | 0.10% | −31,280−2.5% | Reduced |
| ADAR1 Capital Management, LLC | 1,063,899 | $635.7K | 0.04% | +810,108+319.2% | Added |
| Deeter Investments LLP | 1,000,000 | $597.5K | 0.10% | 00.0% | Unchanged |
| T3 Companies, LLC | 945,000 | $564.6K | 0.77% | 00.0% | Unchanged |
| Braidwell LP | 916,077 | $547.4K | 0.02% | +916,077 | New |
| Citadel Advisors LLC | 514,443 | $307.4K | 0.00% | +483,917+1,585.3% | Added |
| KVP Capital Advisors, LP | 500,551 | $299.1K | 0.22% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 426,412 | $254.8K | 0.00% | +206,412+93.8% | Added |
| Acadian Asset Management LLC | 381,797 | $228.0K | 0.00% | −256,695−40.2% | Reduced |
| Geode Capital Management, LLC | 322,711 | $192.8K | 0.00% | +97,559+43.3% | Added |
| Ikarian Capital, LLC | 264,912 | $158.3K | 0.02% | 00.0% | Unchanged |
| Vanguard Capital Management LLC | 264,557 | $158.2K | 0.00% | +264,557 | New |
| Vanguard Fiduciary Trust Co | 183,443 | $109.7K | 0.00% | +183,443 | New |
| UBS Group AG | 179,784 | $107.5K | 0.00% | +117,023+186.5% | Added |
| XTX Topco Ltd | 158,396 | $94.6K | 0.00% | +79,356+100.4% | Added |
| Rangeley Capital, LLC | 118,064 | $70.5K | 0.08% | +18,064+18.1% | Added |
| Jane Street Group, LLC | 95,645 | $57.1K | 0.00% | +23,289+32.2% | Added |
| Boothbay Fund Management, LLC | 81,371 | $48.6K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 57,784 | $34.5K | 0.00% | −42,557−42.4% | Reduced |
| Staley Capital Advisers Inc | 51,472 | $30.8K | 0.00% | 00.0% | Unchanged |
| BlackRock, Inc. | 44,405 | $26.5K | 0.00% | 00.0% | Unchanged |
| FNY Investment Advisers, LLC | 35,000 | $20.0K | 0.01% | +10,000+40.0% | Added |
| HRT Financial LP | 27,569 | $16.0K | 0.00% | +27,569 | New |
| Northern Trust Corp | 23,110 | $13.8K | 0.00% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 18,298 | $10.9K | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 17,300 | $10.3K | 0.00% | +17,300 | New |
| State Street Corp | 15,765 | $9.42K | 0.00% | 00.0% | Unchanged |
| Harvest Investment Services, LLC | 11,059 | $6.61K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 3,527 | $2.11K | 0.00% | −40−1.1% | Reduced |
| Acorn Capital Advisors, LLC | 1,425 | $855 | 0.00% | 00.0% | Unchanged |
| MB, Levis & Associates, LLC | 1,041 | $622 | 0.00% | 00.0% | Unchanged |
| Vanguard Global Advisers, LLC | 1,004 | $600 | 0.00% | +1,004 | New |
| Northwestern Mutual Wealth Management Co | 800 | $478 | 0.00% | 00.0% | Unchanged |
| Hurley Capital, LLC | 561 | $335 | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 500 | $299 | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 146 | $86 | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 65 | $39 | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 43 | $26 | 0.00% | 00.0% | Unchanged |
| Truvestments Capital LLC | 25 | $15 | 0.00% | 00.0% | Unchanged |
| Newbridge Financial Services Group, Inc. | 10 | $6 | 0.00% | 00.0% | Unchanged |
| Larson Financial Group LLC | 2 | $1 | 0.00% | +2 | New |
| Royal Bank of Canada | 15 | $0 | 0.00% | −2,426−99.4% | Reduced |
| Centerpoint Advisors, LLC | 350 | $0 | 0.00% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −163,100−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −53,961−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −25,327−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −1,677−100.0% | Sold out |
| Farther Finance Advisors, LLC | 0 | $0 | 0.00% | −16−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Motiv8 Investments LLC | – | – | – | – | Not filed |