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Fractyl Health, Inc.

GUTS
Exchange
Nasdaq
Industry
Surgical & Medical Instruments & Apparatus
SEC CIK
0001572616

In the last 90 days, Fractyl Health, Inc. insiders filed 1 open-market purchase and 0 sales; 77 institutions reported holding it in 13F filings for Q2 2026, worth $56.2M in total; Maverick Capital is the only superinvestor holding it.

Q4 2025 vs. Q3 2025

How the institutions holding Fractyl Health, Inc. changed between Q3 2025 and Q4 2025.

All holders in Q4 2025All holders in Q3 2025

13F holders of GUTS: Q3 2025 compared with Q4 2025
MeasureQ3 2025Of which not filed for Q4 2025Q4 2025Change
Holders74297+25
Shares91.5M14.6K112.4M+20.9M (+22.9%)
Value$145.4M$23.1K$247.3M+$101.9M (+70.1%)

2 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (33)

Institutions that held Fractyl Health, Inc. at the end of Q4 2025 but not at the end of Q3 2025.

Institutions new to GUTS in Q4 2025
InstitutionSharesValue% of portfolio
Pale Fire Capital SE3,209,942$7.06M0.91%
Atom Investors LP1,883,018$4.14M0.33%
Jane Street Group, LLC1,862,600$4.10M0.00%
Two Sigma Investments, LP1,840,136$4.05M0.01%
Two Sigma Advisers, LP1,298,700$2.86M0.01%
Newtyn Management, LLC1,134,021$2.49M0.26%
Susquehanna International Group, LLP799,457$1.76M0.00%
Walleye Capital LLC592,125$1.30M0.01%
Brevan Howard Capital Management LP464,738$1.05M0.02%
Barclays PLC243,294$535.2K0.00%
Omers Administration Corp179,300$394.5K0.00%
ExodusPoint Capital Management, LP178,024$391.7K0.00%
Hudson Bay Capital Management LP171,816$378.0K0.00%
Squarepoint Ops LLC147,659$324.9K0.00%
Quantbot Technologies LP120,434$265.0K0.01%
Virtu Financial LLC69,427$153.0K0.01%
Cambridge Investment Research Advisors, Inc.64,000$141.0K0.00%
Balyasny Asset Management LLC60,219$132.5K0.00%
Verition Fund Management LLC54,910$120.8K0.00%
Schonfeld Strategic Advisors LLC50,204$110.4K0.00%
Susquehanna Portfolio Strategies, LLC49,137$108.1K0.00%
Commonwealth Equity Services, LLC38,700$85.1K0.00%
Lighthouse Investment Partners, LLC36,300$79.9K0.00%
Jump Financial, LLC26,000$57.2K0.00%
Creative Planning17,514$38.5K0.00%
Bronte Capital Management Pty Ltd.16,905$37.2K0.00%
Victory Capital Management Inc13,059$28.7K0.00%
Bank of New York Mellon Corp10,079$22.2K0.00%
Larson Financial Group LLC5,953$13.1K0.00%
Triumph Capital Management3,000$6.60K0.00%
Millington Financial Advisors, LLC12,562$5.21K0.00%
CIBC Private Wealth Group, LLC1,200$2.64K0.00%
Allworth Financial LP149$3280.00%

Sold out (8)

Institutions that held Fractyl Health, Inc. at the end of Q3 2025 and filed for Q4 2025 without it.

Institutions that sold out of GUTS in Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Alphabet Inc.662,584$1.05M
HRT Financial LP614,792$977.0K
Arrowpoint Investment Partners (Singapore) Pte. Ltd.35,000$55.6K
Stoneridge Investment Partners LLC23,721$38.0K
ADAR1 Capital Management, LLC13,097$20.8K
EverSource Wealth Advisors, LLC39$62
Royal Bank of Canada196$0
CWM, LLC149$0

Not filed for Q4 2025 yet (2)

Institutions that held Fractyl Health, Inc. at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding GUTS in Q3 2025 that haven't filed for Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
Point72 Asia (Singapore) Pte. Ltd.14,126$22.5K
Point72 (DIFC) Ltd430$683