SEC Form 4
Fractyl Health, Inc. (GUTS) insider trading
In the 12 months to Oct 26, 2026, 5 GUTS insiders reported open-market purchases of $169.1K across 6 filings; no open-market sales were filed.
Latest filing · Last 12 months · Source: SEC EDGAR · How we count
- Open-market sales
- $0
- 0 filings · 0 insiders
- Open-market purchases
- $169.1K
- 6 filings
Who traded GUTS, and when
- Purchase
GUTS daily close from Oct 27, 2025 to Oct 26, 2026, between $1.05 and $28.44, last $1.05. 0 sale and 6 purchase filings by 5 insiders, marked at their filing dates. William Bradley, Director: bought $90.2K across 2 filings, first filed Jun 11, 2026, last Sep 16, 2026. Ian Sheffield, Director: bought $25.5K across 1 filing, first filed Jun 11, 2026, last Jun 11, 2026. Harith Rajagopalan, Chief Executive Officer: bought $20.0K across 1 filing, first filed Dec 8, 2025, last Dec 8, 2025. Ajay Royan, Director: bought $19.6K across 1 filing, first filed Jun 15, 2026, last Jun 15, 2026. Weber Lara Smith, Chief Financial Officer: bought $13.7K across 1 filing, first filed Jun 9, 2026, last Jun 9, 2026.
Largest mark · tap a row for others
William Bradley · Director
Purchase $50,329
68,493 shares at $0.73 avg
Filed Jun 11, 2026 · traded Jun 10
Close on filing date $8.69
William Bradley · Director
Director
$90.2K boughtIan Sheffield · Director
Director
$25.5K boughtHarith Rajagopalan · Chief Executive Officer
Chief Executive Officer
$20.0K boughtAjay Royan · Director
Director
$19.6K boughtWeber Lara Smith · Chief Financial Officer
Chief Financial Officer
$13.7K boughtOpen-market trades
6 filings in the last 12 months| Insider | Role | Sold | Bought | Filings | Pre-arranged (10b5-1) | Last filed |
|---|---|---|---|---|---|---|
| William Bradley | Director | — | $90.2K | 2 | — | |
| Ian Sheffield | Director | — | $25.5K | 1 | — | |
| Harith Rajagopalan | Chief Executive Officer | — | $20.0K | 1 | — | |
| Ajay Royan | Director | — | $19.6K | 1 | — | |
| Weber Lara Smith | Chief Financial Officer | — | $13.7K | 1 | — |
| Filed | Insider | Type | Shares | Avg price | Value | Held after | Source |
|---|---|---|---|---|---|---|---|
traded | William Bradley Director | Purchase | 64,516 | $0.62 | $39.9K | 149,138 | |
traded | Ajay Royan Director | Purchase | 23,000 | $0.85 | $19.6K | 40,901 | |
traded | Ian Sheffield Director | Purchase | 35,000 | $0.73 | $25.5K | 35,000 | |
traded | William Bradley Director | Purchase | 68,493 | $0.73 | $50.3K | 84,622 | |
traded | Weber Lara Smith Chief Financial Officer | Purchase | 20,000 | $0.69 | $13.7K | 20,000 | |
traded | Harith Rajagopalan Chief Executive Officer | Purchase | 10,416 | $1.92 | $20.0K | 501,745 |
GET /stocks/filings/vX/form-4?tickers=GUTS&filing_date.gte=2025-10-26&sort=filing_date.desc&limit=500{
"status": "OK",
"results": [
{
"tickers": [
"GUTS"
],
"issuer_cik": "0001572616",
"owner_cik": "0001177319",
"accession_number": "0001193125-26-393052",
"form_type": "4",
"filing_date": "2026-09-16",
"period_of_report": "2026-09-14",
"issuer_name": "FRACTYL HEALTH, INC.",
"issuer_trading_symbol": "GUTS",
"owner_name": "BRADLEY WILLIAM",
"is_director": true,
"is_officer": false,
"is_ten_percent_owner": false,
"is_other": false,
"security_type": "non_derivative",
"record_type": "transaction",
"security_title": "Common Stock",
"transaction_timeliness": "O",
"aff_10b5_one": false,
"transaction_date": "2026-09-14",
"transaction_code": "P",
"equity_swap_involved": false,
"transaction_shares": 64516,
"transaction_price_per_share": 0.6185,
"transaction_acquired_disposed": "A",
"shares_owned_following_transaction": 149138,
"transaction_value": 39903.146,
"direct_or_indirect": "D",
"footnotes": [
{
"id": "F1",
"description": "Open market purchase"
}
]
},
{
"tickers": [
"GUTS"
],
"issuer_cik": "0001572616",
"owner_cik": "0001875614",
"accession_number": "0001193125-26-271386",
"form_type": "4",
"filing_date": "2026-06-15",
"period_of_report": "2026-06-12",
"issuer_name": "FRACTYL HEALTH, INC.",
"issuer_trading_symbol": "GUTS",
"owner_name": "Royan Ajay",
"is_director": true,
"is_officer": false,
"is_ten_percent_owner": false,
"is_other": false,
"security_type": "non_derivative",
"record_type": "transaction",
"security_title": "Common Stock",
"transaction_timeliness": "O",
"aff_10b5_one": false,
"transaction_date": "2026-06-12",
"transaction_code": "P",
"equity_swap_involved": false,
"transaction_shares": 23000,
"transaction_price_per_share": 0.852,
"transaction_acquired_disposed": "A",
"shares_owned_following_transaction": 40901,
"transaction_value": 19596,
"direct_or_indirect": "D",
"footnotes": [
{
"id": "F1",
"description": "Open market purchase."
}
]
}
]
}
// trimmed to 2 resultsThe response includes every Form 4 record; this page keeps open-market purchases and sales on common stock and removes duplicate joint-filer rows.
Other insider activity (not market trades) · 1 record
- Employee stock purchase plan1 record
Reported on Form 4 but not purchases or sales in the market, so not counted in the totals above.
How to read this page
- Open-market purchase or sale
- A buy or sell of the company's stock at market price. Grants, option exercises, shares withheld for tax, gifts and employee stock plan purchases are listed separately and not counted.
- Filing date
- Insiders have two business days to report a trade. Totals and the chart use the filing date, when the trade became public.
Frequently asked questions
Has Fractyl Health, Inc.'s CEO sold stock?
No. Harith Rajagopalan (CEO) made no open-market sales filed as CEO in the last 12 months.
How current is GUTS’s insider data?
These are GUTS Form 4 filings from the last year, refreshed daily. The Massive Form 4 API has the full, continuously updated record.
What counts as an open-market buy or sell?
Only purchases and sales at the market price. Option exercises, grants, gifts, and shares withheld for taxes are reported on Form 4 but are left out of the buy and sell totals.
Build with AI
Track GUTS insider trades with your agent
This page joins two Massive endpoints: Form 4 filings and daily prices. Ask an agent to watch for new filings:
Using the Massive API (massive.com/docs/llms.txt), check Form 4 filings for GUTS every day with transaction_code=P and tell me when an insider files an open-market purchase, with their role, shares, price and the filing link.
Nothing on this page is investment advice. All data and content is provided for informational purposes under our Terms of Service.