SEC Form 4
OneMedNet Corp (ONMD) insider trading
In the 12 months to Oct 26, 2026, 5 ONMD insiders reported open-market purchases of $6.3M across 18 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
- $6.3M
- 18 filings
Who traded ONMD, and when
- Purchase
ONMD daily close from Oct 27, 2025 to Oct 26, 2026, between $3.93 and $23.70, last $4.51. 0 sale and 18 purchase filings by 5 insiders, marked at their filing dates. Thomas Kosasa, Director: bought $3.9M across 6 filings, first filed Nov 26, 2025, last Oct 13, 2026. Jeffrey Yu, Chief Medical Officer: bought $2.3M across 8 filings, first filed Nov 26, 2025, last Oct 13, 2026. Aaron Green, Chief Executive Officer: bought $51.7K across 2 filings, first filed Jun 16, 2026, last Jun 24, 2026. Eric Casaburi, Director: bought $39.3K across 1 filing, first filed Nov 26, 2025, last Nov 26, 2025. Robert Lawrence Golden, Chief Financial Officer: bought $513 across 1 filing, first filed Nov 26, 2025, last Nov 26, 2025.
Largest mark · tap a row for others
Thomas Kosasa · Director
Purchase $1,049,475
1,879,871 shares at $0.56 avg
Filed Nov 26, 2025 · traded Apr 21
Close on filing date $14.20
Thomas Kosasa · Director
Director
$3.9M boughtJeffrey Yu · Chief Medical Officer
Chief Medical Officer
$2.3M boughtAaron Green · Chief Executive Officer
Chief Executive Officer
$51.7K boughtEric Casaburi · Director
Director
$39.3K boughtRobert Lawrence Golden · Chief Financial Officer
Chief Financial Officer
$513 boughtOpen-market trades
18 filings in the last 12 months| Insider | Role | Sold | Bought | Filings | Pre-arranged (10b5-1) | Last filed |
|---|---|---|---|---|---|---|
| Thomas Kosasa | Director | — | $3.9M | 6 | — | |
| Jeffrey Yu | Chief Medical Officer | — | $2.3M | 8 | — | |
| Aaron Green | Chief Executive Officer | — | $51.7K | 2 | — | |
| Eric Casaburi | Director | — | $39.3K | 1 | — | |
| Robert Lawrence Golden | Chief Financial Officer | — | $513 | 1 | — |
| Filed | Insider | Type | Shares | Avg price | Value | Held after | Source |
|---|---|---|---|---|---|---|---|
traded | Jeffrey Yu Chief Medical Officer | Purchase | 45,126 | $5.54 | $250.0K | 896,840 | |
traded | Thomas Kosasa Director | Purchase | 129,758 | $5.78 | $750.0K | 1,983,573 | |
traded | Jeffrey Yu Chief Medical Officer | Purchase | 142,857 | $0.63 | $90.0K | 8,923,267 | |
traded | Thomas Kosasa Director | Purchase | 1,449,275 | $0.69 | $1.0M | 18,538,150 | |
traded | Jeffrey Yu Chief Medical Officer | Purchase | 158,730 | $0.63 | $100.0K | 8,780,410 | |
traded | Aaron Green Chief Executive Officer | Purchase | 36,650 | $0.57 | $21.0K | 1,896,375 | |
traded | Jeffrey Yu Chief Medical Officer | Purchase | 172,414 | $0.58 | $100.0K | 8,621,680 | |
traded | Aaron Green Chief Executive Officer | Purchase | 55,622 | $0.55 | $30.7K | 1,859,725 | |
traded | Thomas Kosasa Director | Purchase | 158,730 | $0.63 | $100.0K | 17,088,874 | |
traded | Thomas Kosasa Director | Purchase | 268,817 | $0.93 | $250.0K | 16,930,144 | |
traded | Thomas Kosasa Director | Purchase | 876,136 | $0.86 | $750.0K | 16,661,327 | |
traded | Jeffrey Yu Chief Medical Officer | Purchase | 903,614 | $0.83 | $750.0K | 8,229,837 | |
traded | Jeffrey Yu Chief Medical Officer | Purchase | 22,762 | $0.76 | $17.2K | 2,522,886 | |
traded | Eric Casaburi Director | Purchase | 20,475 | $1.92 | $39.3K | 65,475 | |
traded | Robert Lawrence Golden Chief Financial Officer | Purchase | 300 | $1.71 | $513 | 300 | |
traded | Thomas Kosasa Director | Purchase | 1,879,871 | $0.56 | $1.0M | 15,740,191 | |
traded | Jeffrey Yu Chief Medical Officer | Purchase | 9,540 | $0.94 | $8.9K | 2,763,195 | |
traded | Jeffrey Yu Chief Medical Officer | Purchase | 2,010,479 | $0.48 | $959.6K | 7,081,223 |
GET /stocks/filings/vX/form-4?tickers=ONMD&filing_date.gte=2025-10-26&sort=filing_date.desc&limit=500{
"status": "OK",
"results": [
{
"tickers": [
"ONMD",
"ONMDW"
],
"issuer_cik": "0001849380",
"owner_cik": "0001991132",
"accession_number": "0001493152-26-046908",
"form_type": "4",
"filing_date": "2026-10-13",
"period_of_report": "2026-10-09",
"issuer_name": "OneMedNet Corp",
"issuer_trading_symbol": "ONMD",
"owner_name": "Yu Jeffrey",
"is_director": true,
"is_officer": true,
"is_ten_percent_owner": true,
"is_other": false,
"officer_title": "Chief Medical Officer",
"security_type": "non_derivative",
"record_type": "transaction",
"security_title": "Common Stock",
"transaction_timeliness": "O",
"aff_10b5_one": false,
"transaction_date": "2026-10-09",
"transaction_code": "P",
"equity_swap_involved": false,
"transaction_shares": 45126,
"transaction_price_per_share": 5.54,
"transaction_acquired_disposed": "A",
"shares_owned_following_transaction": 896840,
"transaction_value": 249998.04,
"not_subject_to_section_16": false,
"direct_or_indirect": "D",
"footnotes": [
{
"id": "F1",
"description": "On October 9, 2026, the issuer entered into a subscription agreement with the reporting person for a $250,000 investment in the issuer."
},
{
"id": "F2",
"description": "The shares were valued at the volume-weighted average price (VWAP) of the issuer for the 10 trading days immediately prior to the purchase date."
}
]
},
{
"tickers": [
"ONMD",
"ONMDW"
],
"issuer_cik": "0001849380",
"owner_cik": "0001989846",
"accession_number": "0001493152-26-046909",
"form_type": "4",
"filing_date": "2026-10-13",
"period_of_report": "2026-10-07",
"issuer_name": "OneMedNet Corp",
"issuer_trading_symbol": "ONMD",
"owner_name": "Kosasa Thomas",
"is_director": true,
"is_officer": false,
"is_ten_percent_owner": true,
"is_other": false,
"security_type": "non_derivative",
"record_type": "transaction",
"security_title": "Common Stock",
"transaction_timeliness": "O",
"aff_10b5_one": false,
"transaction_date": "2026-10-07",
"transaction_code": "P",
"equity_swap_involved": false,
"transaction_shares": 129758,
"transaction_price_per_share": 5.78,
"transaction_acquired_disposed": "A",
"shares_owned_following_transaction": 1983573,
"transaction_value": 750001.24,
"not_subject_to_section_16": false,
"direct_or_indirect": "D",
"footnotes": [
{
"id": "F1",
"description": "On October 7, 2026, the issuer entered into a subscription agreement with the reporting person for a $750,000 investment in the issuer."
},
{
"id": "F2",
"description": "The shares were valued at the volume-weighted average price (VWAP) of the issuer for the 10 trading days immediately prior to the purchase date."
}
]
}
]
}
// 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) · 43 records
- Tax withholding (sold to cover)7 records
- Grants and awards30 records
- Other6 records
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 OneMedNet Corp's CEO sold stock?
No. Aaron Green (CEO) made no open-market sales filed as CEO in the last 12 months.
How current is ONMD’s insider data?
These are ONMD 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.
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Track ONMD 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 ONMD 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.
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