Fractyl HealthGUTS
13F holders, Q2 2026 (June 30)77holders −6
12new positions
17sold out
2famous investors
$0.79avg. 13F price*
At the end of Q2 2026, 77 institutions reported holding Fractyl Health Inc. (GUTS) in their 13F filings, down 6 from Q1 2026. 12 opened new positions and 17 sold out. The largest holders were Nantahala Capital Management, LLC ($9.0M), Catalio Capital Management, LP ($4.9M) and Vanguard Capital Management LLC ($4.8M). 2 famous investors held it, including Lee Ainslie (0.0% of Maverick Capital's portfolio) and Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio).
- Company
- Fractyl Health Inc.
- CUSIP
- 35168W103
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 12 | $473K |
| Exits | 17 | $512K |
All 13F filers, Q1 2026 → Q2 2026: 10,847,989 shares bought and 11,990,199 shares sold, net −1,142,210 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 77 holders
| Nantahala Capital Management, LLC | 0.54% | Reduce -15.5% | 11,289,096 | $9.0M |
| Catalio Capital Management, LP | 0.92% | Add +12.3% | 6,168,749 | $4.9M |
| Vanguard Capital Management LLC | 0.00% | Add +10.2% | 6,096,926 | $4.8M |
| Bank of America Corp. | 0.00% | Add +4727.7% | 6,034,147 | $4.8M |
| Pale Fire Capital SE | 0.28% | Reduce -15.5% | 5,003,237 | $4.0M |
| General Catalyst Group Management, LLC | 2.06% | Reduce 0.0% | 4,884,186 | $3.9M |
| Deer Management Co. LLC | 0.47% | No change | 4,770,901 | $3.8M |
| Maverick Capital | 0.03% | No change | 3,974,806 | $3.2M |
| M28 Capital Management LP | 3.13% | No change | 1,856,117 | $1.5M |
| BlackRock, Inc. | 0.00% | Reduce -15.8% | 1,801,060 | $1.4M |
| Woodline Partners LP | 0.00% | Reduce -20.4% | 1,783,592 | $1.4M |
| Jane Street Group, LLC | 0.00% | Add +4260.8% | 1,731,622 | $1.4M |
| Silverarc Capital Management, LLC | 0.14% | Reduce -3.7% | 1,637,976 | $1.3M |
| UBS Group AG | 0.00% | Reduce -2.6% | 1,579,889 | $1.3M |
| CM Management, LLC | 0.71% | No change | 1,400,000 | $1.1M |
| Geode Capital Management, LLC | 0.00% | Reduce -8.3% | 1,316,341 | $1.0M |
| Ikarian Capital, LLC | 0.14% | No change | 1,100,000 | $874K |
| Marshall Wace, LLP | 0.00% | Add +33.8% | 1,080,667 | $854K |
| Logos Global Management LP | 0.03% | No change | 1,000,000 | $794K |
| Brevan Howard Capital Management LP | 0.01% | Add +294.3% | 916,321 | $719K |
| 683 Capital Management, LLC | 0.06% | Reduce -88.8% | 756,715 | $601K |
| Vanguard Fiduciary Trust Co. | 0.00% | Add +19.1% | 722,132 | $573K |
| State Street Corp. | 0.00% | Add +11.0% | 516,000 | $410K |
| Morgan Stanley | 0.00% | Reduce -14.0% | 426,504 | $339K |
| Mink Brook Asset Management LLC | 0.12% | New | 352,745 | $280K |
| Boothbay Fund Management, LLC | 0.00% | No change | 275,219 | $219K |
| Northern Trust Corp. | 0.00% | Add +21.3% | 261,907 | $208K |
| Two Sigma Investments, LP | 0.00% | Reduce -53.2% | 224,537 | $178K |
| PEAK6 LLC | 0.00% | No change | 200,000 | $159K |
| Goldman Sachs Group Inc. | 0.00% | Add +157.0% | 175,864 | $140K |
| Cerity Partners LLC | 0.00% | No change | 168,500 | $134K |
| Shay Capital LLC | 0.01% | Reduce -63.6% | 130,221 | $103K |
| Renaissance Technologies | 0.00% | Add +247.2% | 122,200 | $97K |
| Osaic Holdings, Inc. | 0.00% | Add +5.4% | 106,216 | $84K |
| Accredited Investors Inc. | 0.00% | No change | 100,000 | $79K |
| FNY Investment Advisers, LLC | 0.02% | Add +84.3% | 65,420 | $51K |
| Cambridge Investment Research Advisors, Inc. | 0.00% | No change | 64,000 | $51K |
| Conservest Capital Advisors, Inc. | 0.00% | No change | 64,118 | $51K |
| HighTower Advisors, LLC | 0.00% | No change | 51,442 | $41K |
| MAI Capital Management | 0.00% | New | 50,000 | $40K |
| Vanguard Global Advisers, LLC | 0.00% | No change | 41,311 | $33K |
| Phraction Management LLC | 0.01% | No change | 41,000 | $33K |
| Sanctuary Advisors, LLC | 0.00% | New | 32,500 | $26K |
| XTX Topco Ltd | 0.00% | Reduce -27.1% | 32,215 | $26K |
| Eaton Financial Holdings Company, LLC | 0.01% | New | 31,835 | $25K |
| Wells Fargo & Company | 0.00% | No change | 31,000 | $25K |
| Chicago Partners Investment Group LLC | 0.00% | No change | 31,000 | $23K |
| Tower Research Capital LLC (TRC) | 0.00% | New | 27,628 | $22K |
| Bartlett & Co. Wealth Management LLC | 0.00% | New | 25,000 | $20K |
| Brookstone Capital Management | 0.00% | No change | 21,272 | $17K |
| J.W. Cole Advisors, Inc. | 0.00% | New | 20,780 | $17K |
| LPL Financial LLC | 0.00% | No change | 20,425 | $16K |
| Raymond James Financial Inc. | 0.00% | No change | 20,074 | $16K |
| Verition Fund Management LLC | 0.00% | No change | 19,971 | $16K |
| R Squared Ltd | 0.01% | Add +77.1% | 19,966 | $16K |
| SG Americas Securities, LLC | 0.00% | New | 18,632 | $15K |
| Creative Planning | 0.00% | No change | 16,528 | $13K |
| Wealthspire Advisors, LLC | 0.00% | No change | 15,617 | $12K |
| Naviter Wealth, LLC | 0.00% | New | 15,280 | $12K |
| Susquehanna International Group, LLP | 0.00% | Reduce -91.4% | 15,132 | $12K |
| Victory Capital Management Inc. | 0.00% | Add +18.3% | 15,009 | $12K |
| Catalyst Funds Management Pty Ltd | 0.00% | Reduce -72.8% | 12,725 | $10K |
| StoneX Group Inc. | 0.00% | New | 10,405 | $8K |
| Bank of New York Mellon Corp | 0.00% | Add +0.0% | 10,080 | $8K |
| Citigroup Inc. | 0.00% | New | 7,852 | $6K |
| TFC Financial Management, Inc. | 0.00% | No change | 5,000 | $4K |
| Triumph Capital Management | 0.00% | No change | 3,000 | $2K |
| IFP Advisors, Inc | 0.00% | New | 2,000 | $2K |
| St. Johns Investment Management Company, LLC | 0.00% | No change | 1,980 | $2K |
| Barclays PLC | 0.00% | Reduce -98.4% | 1,865 | $1K |
| JPMorgan Chase & Co. | 0.00% | Add +63.1% | 1,523 | $1K |
| Parkside Financial Bank & Trust | 0.00% | Reduce -90.7% | 1,463 | $1K |
| BNP Paribas Financial Markets | 0.00% | Reduce -30.8% | 555 | $441 |
| Jones Financial Companies LLLP | 0.00% | No change | 500 | $372 |
| SBI Securities Co., Ltd. | 0.00% | No change | 121 | $96 |
| Optiver Holding B.V. | 0.00% | No change | 14 | $11 |
| Avion Wealth | 0.00% | No change | 1,042 | $0 |
"% of holder's portfolio" is GUTS's weight in each manager's 13F, not the share of Fractyl Health Inc. the manager owns.