All stock lists
111, Inc. (NASDAQ:YI)
China · Delayed Price · Currency is USD
Healthcare · Medical Distribution
3.00+0.14 (+5.07%)
Market cap
$26.4M
Website
Insider Score
––Not scored
YI Insider Score
Insiders filed in the last 90 days, but none of those trades qualified for scoring — round-trip buys and filings whose price is far off the market are excluded.
YI Stock Insider Trading Activity
YI stock’s insider trading shows 29 sales on the open market for an estimated $336.35K by company insiders over the last 6 months.
Not enough price history.
Insider Trading Activity (Form 4 Filings)
An insider trade occurs when an individual that has non-public information about a company buys or sells shares of that company’s stock. Examples of insiders include a company’s executive officers (CEO, CFO, COO), its board of directors, and its major shareholders. Insiders are required to submit their trading activity to the SEC through Form 4 filings.
Scored window · last 90 days0 qualifying buys0 insiders$0 bought— these are the numbers in the rankings table; the full history below shows every filing (buys, sells and older activity).
| Insider | Action | Shares | Avg Cost | Total | Δ Holdings | Held After | Date | Grade | Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| Chen Yang Luke Director | Sell | 38,120 | $0.18 | $6.86K | 8.4% | 413,342 | Sep 28, 2026 | — | Form 4 |
| Chen Yang Luke Director | Sell | 44,000 | $0.18 | $7.92K | 8.9% | 451,462 | Sep 23, 2026 | — | Form 4 |
| Chen Yang Luke Director | Sell | 44,000 | $0.18 | $7.92K | 8.9% | 451,462 | Sep 23, 2026 | — | Form 4 |
| Sun Jian David Director | Sell | 58,800 | $0.23 | $13.52K | 12.5% | 413,211 | Jun 15, 2026 | — | Form 4 |
| Chen Yang Luke Director | Sell | 44,000 | $0.23 | $10.12K | 8.2% | 495,462 | Jun 15, 2026 | — | Form 4 |
| Chen Yang Luke Director | Sell | 44,000 | $0.23 | $10.12K | 8.2% | 495,462 | Jun 15, 2026 | — | Form 4 |
| Chen Yang Luke Director | Sell | 44,000 | $0.23 | $10.12K | 8.2% | 495,462 | Jun 15, 2026 | — | Form 4 |
| Chen Yang Luke Director | Sell | 49,920 | $0.23 | $11.48K | 8.5% | 539,462 | Jun 12, 2026 | — | Form 4 |
| Chen Yang Luke Director | Sell | 49,920 | $0.23 | $11.48K | 8.5% | 539,462 | Jun 12, 2026 | — | Form 4 |
| Chen Yang Luke Director | Sell | 49,920 | $0.23 | $11.48K | 8.5% | 539,462 | Jun 12, 2026 | — | Form 4 |
| Sun Jian David Director | Sell | 111,100 | $0.23 | $25.55K | 19.1% | 472,011 | Jun 11, 2026 | — | Form 4 |
| Sun Jian David Director | Sell | 111,100 | $0.23 | $25.55K | 19.1% | 472,011 | Jun 11, 2026 | — | Form 4 |
| Sun Jian David Director | Sell | 115,440 | $0.22 | $25.40K | 16.5% | 583,111 | Jun 10, 2026 | — | Form 4 |
| Sun Jian David Director | Sell | 115,440 | $0.22 | $25.40K | 16.5% | 583,111 | Jun 10, 2026 | — | Form 4 |
| Sun Jian David Director | Sell | 115,440 | $0.22 | $25.40K | 16.5% | 583,111 | Jun 10, 2026 | — | Form 4 |
| Sun Jian David Director | Sell | 12,000 | $0.23 | $2.76K | 1.7% | 698,551 | Jun 9, 2026 | — | Form 4 |
| Sun Jian David Director | Sell | 12,000 | $0.23 | $2.76K | 1.7% | 698,551 | Jun 9, 2026 | — | Form 4 |
| Sun Jian David Director | Sell | 12,000 | $0.23 | $2.76K | 1.7% | 698,551 | Jun 9, 2026 | — | Form 4 |
| Sun Jian David Director | Sell | 70,440 | $0.25 | $17.61K | 9.0% | 710,551 | May 27, 2026 | — | Form 4 |
| Chen Yang Luke Director | Sell | 3,400 | $0.25 | $850 | 0.6% | 589,382 | May 27, 2026 | — | Form 4 |
| Chen Yang Luke Director | Sell | 3,400 | $0.25 | $850 | 0.6% | 589,382 | May 27, 2026 | — | Form 4 |
| Chen Yang Luke Director | Sell | 3,400 | $0.25 | $850 | 0.6% | 589,382 | May 27, 2026 | — | Form 4 |
| Sun Jian David Director | Sell | 70,440 | $0.25 | $17.61K | 9.0% | 710,551 | May 27, 2026 | — | Form 4 |
| Sun Jian David Director | Sell | 70,440 | $0.25 | $17.61K | 9.0% | 710,551 | May 27, 2026 | — | Form 4 |
| Chen Yang Luke Director | Sell | 3,400 | $0.25 | $850 | 0.6% | 589,382 | May 27, 2026 | — | Form 4 |
| Sun Jian David Director | Sell | 70,440 | $0.25 | $17.61K | 9.0% | 710,551 | May 27, 2026 | — | Form 4 |
| Luo Jun Justin Director | Sell | 70,440 | $0.25 | $17.61K | 9.0% | 710,551 | May 27, 2026 | — | Form 4 |
| Chen Yang Luke Director | Sell | 1,440 | $0.27 | $388.8 | 0.2% | 592,782 | May 26, 2026 | — | Form 4 |
| Sun Jian David Director | Sell | 29,280 | $0.27 | $7.91K | 3.6% | 780,991 | May 26, 2026 | — | Form 4 |
Disclaimer — Informational only — not investment advice. Insider transaction data is sourced from SEC Form 4 filings; market data from public feeds and may be delayed. The Insider Score is a proprietary score for research purposes and does not predict future performance. Always do your own research.