SEC Form 4
Niu Technologies (NIU) insider trading
No open-market NIU insider purchases or sales were filed in the 12 months to Oct 26, 2026.
Latest filing · Last 12 months · Source: SEC EDGAR · How we count
- Open-market sales
- $0
- 0 filings · 0 insiders
- Open-market purchases
- $0
- 0 filings
Who traded NIU, and when
NIU daily close from Oct 27, 2025 to Oct 26, 2026, between $1.85 and $4.36, last $1.86. No open-market insider purchases or sales were filed in this period.
No open-market insider purchases or sales were filed in the last 12 months.
Open-market trades
0 filings in the last 12 months| Insider | Role | Sold | Bought | Filings | Pre-arranged (10b5-1) | Last filed |
|---|---|---|---|---|---|---|
| No open-market purchases or sales in the last 12 months. | ||||||
| Filed | Insider | Type | Shares | Avg price | Value | Held after | Source |
|---|---|---|---|---|---|---|---|
| No open-market purchases or sales in the last 12 months. | |||||||
GET /stocks/filings/vX/form-4?tickers=NIU&filing_date.gte=2025-10-26&sort=filing_date.desc&limit=500{
"status": "OK",
"results": [
{
"tickers": [
"NIU"
],
"issuer_cik": "0001744781",
"owner_cik": "0001968606",
"accession_number": "0001104659-26-117067",
"form_type": "4",
"filing_date": "2026-10-20",
"period_of_report": "2026-10-19",
"issuer_name": "Niu Technologies",
"issuer_trading_symbol": "NIU",
"owner_name": "Zhang Jinshu",
"is_director": true,
"is_officer": false,
"is_ten_percent_owner": false,
"is_other": false,
"security_type": "non_derivative",
"record_type": "transaction",
"security_title": "American depositary shares",
"transaction_timeliness": "O",
"aff_10b5_one": false,
"transaction_date": "2026-10-19",
"transaction_code": "M",
"equity_swap_involved": false,
"transaction_shares": 20000,
"transaction_acquired_disposed": "A",
"shares_owned_following_transaction": 74000,
"not_subject_to_section_16": false,
"direct_or_indirect": "D",
"footnotes": [
{
"id": "F1",
"description": "Each American depositary share (\"ADS\") represents two (2) Class A ordinary shares, with a par value of US$0.0001 per share, of Niu Technologies (the \"Company\")."
},
{
"id": "F2",
"description": "Represent 40,000 Class A ordinary shares of the Company received in the form of ADSs upon vesting of the 40,000 restricted share units (\"RSUs\") granted to the reporting person on October 19, 2024. See footnote 4."
},
{
"id": "F3",
"description": "Each RSU represents the contingent right to receive one (1) Class A ordinary share of the Company upon vesting."
}
]
},
{
"tickers": [
"NIU"
],
"issuer_cik": "0001744781",
"owner_cik": "0001191529",
"accession_number": "0001104659-26-117071",
"form_type": "4",
"filing_date": "2026-10-20",
"period_of_report": "2026-10-19",
"issuer_name": "Niu Technologies",
"issuer_trading_symbol": "NIU",
"owner_name": "CHENG MEI WEI",
"is_director": true,
"is_officer": false,
"is_ten_percent_owner": false,
"is_other": false,
"security_type": "non_derivative",
"record_type": "transaction",
"security_title": "American depositary shares",
"transaction_timeliness": "O",
"aff_10b5_one": false,
"transaction_date": "2026-10-19",
"transaction_code": "M",
"equity_swap_involved": false,
"transaction_shares": 20000,
"transaction_acquired_disposed": "A",
"shares_owned_following_transaction": 40000,
"not_subject_to_section_16": false,
"direct_or_indirect": "D",
"footnotes": [
{
"id": "F1",
"description": "Each American depositary share (\"ADS\") represents two (2) Class A ordinary shares, with a par value of US$0.0001 per share, of Niu Technologies (the \"Company\")."
},
{
"id": "F2",
"description": "Represent 40,000 Class A ordinary shares of the Company received in the form of ADSs upon vesting of the 40,000 restricted share units (\"RSUs\") granted to the reporting person on October 19, 2024. See footnote 4."
},
{
"id": "F3",
"description": "Each RSU represents the contingent right to receive one (1) Class A ordinary share of the Company upon vesting."
}
]
}
]
}
// 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) · 5 records
- Option exercises4 records
- Tax withholding (sold to cover)1 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
How current is NIU’s insider data?
These are NIU 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 NIU 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 NIU 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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