YD Bio (YDES) Stock Analysis & Price (Updated Oct 16, 2026, 4:00 PM ET)
Updated Oct 16, 2026, 4:00 PM ET
- Closed at $5.92, -12.17% vs the prior close of $6.74.
- Volume 153.37K shares, 0.4x its 50-day average (light).
- No new SEC filings since the prior session.
- No new insider buys or sales reported since the prior session.
YDES slides 12.2% to $5.92. Closed at $5.92, -12.17% vs the prior close of $6.74. Day range $5.82–$7.05, opened at $6.33.
YDES daily analysis — what happened
A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.
Oct 16, 2026 — YDES slides 12.2% to $5.92
- Closed at $5.92, -12.17% vs the prior close of $6.74. Day range $5.82–$7.05, opened at $6.33.
- Volume was 153.37K shares, 0.4x its 50-day average of 358.14K — lighter than usual.
- Price is +27.6% vs its 50-day average ($4.64) and +1.3% vs its 200-day average ($5.84).
- 52-week range $1.70–$22.00; today's close sits at 21% of that range, 73.1% below the 52-week high.
Oct 15, 2026 — YDES jumps 6.0% to $6.74
- Closed at $6.74, +5.97% vs the prior close of $6.36. Day range $6.30–$6.87, opened at $6.30.
- Volume was 72.30K shares, 0.2x its 50-day average of 357.18K — lighter than usual.
- Price is +47.5% vs its 50-day average ($4.57) and +14.8% vs its 200-day average ($5.87).
- 52-week range $1.70–$22.00; today's close sits at 25% of that range, 69.4% below the 52-week high.
Oct 14, 2026 — YDES jumps 4.3% to $6.36
- Closed at $6.36, +4.26% vs the prior close of $6.10. Day range $6.00–$6.47, opened at $6.16.
- Volume was 20.40K shares, 0.1x its 50-day average of 356.88K — lighter than usual.
- Price is +42.0% vs its 50-day average ($4.48) and +7.8% vs its 200-day average ($5.90).
- 52-week range $1.70–$22.00; today's close sits at 23% of that range, 71.1% below the 52-week high.
Oct 13, 2026 — YDES slides 3.6% to $6.10
- Closed at $6.10, -3.63% vs the prior close of $6.33. Day range $6.00–$6.51, opened at $6.33.
- Volume was 23.60K shares, 0.1x its 50-day average of 359.27K — lighter than usual.
- Price is +38.7% vs its 50-day average ($4.40) and +2.9% vs its 200-day average ($5.93).
- 52-week range $1.70–$22.00; today's close sits at 22% of that range, 72.3% below the 52-week high.
Oct 12, 2026 — YDES slides 5.9% to $6.33
- Closed at $6.33, -5.94% vs the prior close of $6.73. Day range $6.10–$7.13, opened at $7.01.
- Volume was 138.10K shares, 0.4x its 50-day average of 356.71K — lighter than usual.
- Price is +46.4% vs its 50-day average ($4.32) and +6.2% vs its 200-day average ($5.96).
- 52-week range $1.70–$22.00; today's close sits at 23% of that range, 71.2% below the 52-week high.
Oct 9, 2026 — YDES jumps 16.2% to $6.73
- Closed at $6.73, +16.23% vs the prior close of $5.79. Day range $5.61–$7.09, opened at $5.71.
- Volume was 207.70K shares, 0.6x its 50-day average of 353.13K — lighter than usual.
- Price is +58.7% vs its 50-day average ($4.24) and +12.4% vs its 200-day average ($5.99).
- 52-week range $1.70–$22.00; today's close sits at 25% of that range, 69.4% below the 52-week high.
Oct 8, 2026 — YDES dips 1.5% to $5.79, 4 down days in a row
- Closed at $5.79, -1.53% vs the prior close of $5.88. Day range $5.53–$6.20, opened at $5.81.
- Volume was 149.00K shares, 0.4x its 50-day average of 350.44K — lighter than usual.
- Price is +39.5% vs its 50-day average ($4.15) and -3.8% vs its 200-day average ($6.02).
- 52-week range $1.70–$22.00; today's close sits at 20% of that range, 73.7% below the 52-week high.
- That makes 4 straight losses.
Oct 7, 2026 — YDES slides 4.4% to $5.88, 3 down days in a row
- Closed at $5.88, -4.39% vs the prior close of $6.15. Day range $5.63–$6.38, opened at $6.22.
- Volume was 135.90K shares, 0.4x its 50-day average of 348.57K — lighter than usual.
- Price is +44.1% vs its 50-day average ($4.08) and -2.8% vs its 200-day average ($6.05).
- 52-week range $1.70–$22.00; today's close sits at 21% of that range, 73.3% below the 52-week high.
- That makes 3 straight losses.
Oct 6, 2026 — YDES slides 13.5% to $6.15
- Closed at $6.15, -13.50% vs the prior close of $7.11. Day range $5.20–$7.10, opened at $6.94.
- Volume was 439.70K shares, 1.3x its 50-day average of 340.30K.
- Price is +53.5% vs its 50-day average ($4.01) and +1.2% vs its 200-day average ($6.08).
- 52-week range $1.70–$22.00; today's close sits at 22% of that range, 72.0% below the 52-week high.
Oct 5, 2026 — YDES slides 12.3% to $7.11
- Closed at $7.11, -12.33% vs the prior close of $8.11. Day range $6.81–$8.03, opened at $7.90.
- Volume was 258.50K shares, 0.8x its 50-day average of 336.79K.
- Price is +80.9% vs its 50-day average ($3.93) and +16.4% vs its 200-day average ($6.11).
- 52-week range $1.70–$22.00; today's close sits at 27% of that range, 67.7% below the 52-week high.
Oct 2, 2026 — YDES jumps 3.8% to $8.11, a 6-month high
- Closed at $8.11, +3.84% vs the prior close of $7.81. Day range $6.60–$8.43, opened at $7.71.
- Volume was 546.60K shares, 1.7x its 50-day average of 326.64K.
- Price is +111.6% vs its 50-day average ($3.83) and +32.1% vs its 200-day average ($6.14).
- 52-week range $1.70–$22.00; today's close sits at 32% of that range, 63.1% below the 52-week high.
YDES latest news & SEC filings
Every SEC filing by or about YDES in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.
Oct 6, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Chang Kochi converted options/RSUs into 3,135 shares on Sep 30, 2026; now holds 10,965
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Oct 6, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Lu Shao-Ta converted options/RSUs into 3,135 shares on Sep 30, 2026; now holds 10,965
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 16, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Shen Ethan Phd bought 12,700 shares at $3.85 (≈$48.90K) on Sep 14, 2026; now holds 11,258,331
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 10, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Shen Ethan Phd bought 3,100 shares at $3.93 (≈$12.18K) on Sep 9, 2026
- Shen Ethan Phd bought 3,100 shares at $3.93 (≈$12.18K) on Sep 9, 2026
- Shen Ethan Phd bought 3,100 shares at $3.93 (≈$12.18K) on Sep 9, 2026
- Shen Ethan Phd bought 3,100 shares at $3.93 (≈$12.18K) on Sep 9, 2026
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 8, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
- Shen Ethan Phd bought 18,378 shares at $3.67 (≈$67.45K) on Sep 4, 2026
- Shen Ethan Phd bought 18,378 shares at $3.67 (≈$67.45K) on Sep 4, 2026
- Shen Ethan Phd bought 18,378 shares at $3.67 (≈$67.45K) on Sep 4, 2026
- Shen Ethan Phd bought 18,378 shares at $3.67 (≈$67.45K) on Sep 4, 2026
Open-market purchases (P) and sales (S) are shown in colour; awards, exercises and tax withholding are routine pay-related moves. Many sales are pre-planned under 10b5-1 plans.
Sep 1, 2026 · Form 424B3 — Prospectus / supplement for an offering or resale
Prospectus / supplement for an offering or resale
An offering document: new shares or debt may be sold, which can increase the share count (dilution) or debt load. Size and terms are in the prospectus.
Sep 1, 2026 · Form 6-K — Report from a foreign company (6-K)
Report from a foreign company (6-K) — news it published at home
Aug 11, 2026 · Form 424B3 — Prospectus / supplement for an offering or resale
Prospectus / supplement for an offering or resale
An offering document: new shares or debt may be sold, which can increase the share count (dilution) or debt load. Size and terms are in the prospectus.
Aug 11, 2026 · Form 6-K — Report from a foreign company (6-K)
Report from a foreign company (6-K) — news it published at home
Jul 1, 2026 · Form 4 — Insider trade
Insider trade report (Form 4) — a director, officer or 10%+ owner changed their holdings
Insider holdings update with no common-stock transactions in the table (often options or derivative awards only).
Things to know before you trade YDES
- How much it moves: over the last 20 sessions the average daily move was 11.49% (largest 47.7%). That is a volatile stock.
- Liquidity: about 435.54K shares (≈$2.58M) trade per day on average.
- 52-week position: $5.92 vs a range of $1.70–$22.00 (21% of the range).
- Dividends: no cash dividends in the last 2 years.
- Splits: none in the last 2 years.
- Insider trades (Form 4, last 12 months, recent 25 shown): 12 open-market buys, 0 sales; latest: Ethan Phd Shen bought 12,700 shares on Sep 14, 2026.
- Latest filings: 6-K Sep 1, 2026; 6-K Aug 11, 2026; 6-K May 1, 2026.
- Listing: Nasdaq · industry: Services-Medical Laboratories.
YDES market data (last 20 sessions)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 16, 2026 | 6.33 | 7.05 | 5.82 | 5.92 | 153.37K |
| Oct 15, 2026 | 6.30 | 6.87 | 6.30 | 6.74 | 72.30K |
| Oct 14, 2026 | 6.16 | 6.47 | 6.00 | 6.36 | 20.40K |
| Oct 13, 2026 | 6.33 | 6.51 | 6.00 | 6.10 | 23.60K |
| Oct 12, 2026 | 7.01 | 7.13 | 6.10 | 6.33 | 138.10K |
| Oct 9, 2026 | 5.71 | 7.09 | 5.61 | 6.73 | 207.70K |
| Oct 8, 2026 | 5.81 | 6.20 | 5.53 | 5.79 | 149.00K |
| Oct 7, 2026 | 6.22 | 6.38 | 5.63 | 5.88 | 135.90K |
| Oct 6, 2026 | 6.94 | 7.10 | 5.20 | 6.15 | 439.70K |
| Oct 5, 2026 | 7.90 | 8.03 | 6.81 | 7.11 | 258.50K |
| Oct 2, 2026 | 7.71 | 8.43 | 6.60 | 8.11 | 546.60K |
| Oct 1, 2026 | 7.18 | 8.25 | 6.99 | 7.81 | 267.90K |
| Sep 30, 2026 | 7.59 | 7.73 | 6.80 | 7.42 | 205.00K |
| Sep 29, 2026 | 7.03 | 7.89 | 6.62 | 7.61 | 347.10K |
| Sep 28, 2026 | 6.13 | 7.35 | 5.62 | 7.11 | 507.60K |
| Sep 25, 2026 | 4.77 | 5.88 | 4.55 | 5.73 | 654.00K |
| Sep 24, 2026 | 3.26 | 5.41 | 3.26 | 4.77 | 3.17M |
| Sep 23, 2026 | 2.78 | 3.34 | 2.42 | 3.23 | 359.10K |
| Sep 22, 2026 | 2.67 | 3.10 | 2.60 | 2.82 | 390.30K |
| Sep 21, 2026 | 3.11 | 3.35 | 2.51 | 2.63 | 662.60K |
About YD Bio
YD Bio (YDES) is listed on the Nasdaq and classified by the SEC under “Services-Medical Laboratories”. Its business address is in TAIPEI CITY. State of incorporation: Cayman Islands. Fiscal year ends December 31. SEC CIK 2011674.
YDES board of directors & executives
From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).
Directors
| Name | Role | Latest filing |
|---|---|---|
| Kochi Chang | Director | Jul 1, 2026 |
| Jerry Yin-Chia Lee | Director | Mar 30, 2026 |
| Shao-Ta Lu | Director | Jul 1, 2026 |
| Ethan Phd Shen | CEO | Sep 16, 2026 |
| Bo-Xiang Zhang | Chief Medical Officer | Mar 27, 2026 |
Executive officers
| Name | Title | Latest filing |
|---|---|---|
| Man Edmund Hen | Chief Financial Officer | Mar 26, 2026 |
| Ethan Phd Shen | CEO | Sep 16, 2026 |
| Bo-Xiang Zhang | Chief Medical Officer | Mar 27, 2026 |
Recent insider buys & sales
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Sep 14, 2026 | Ethan Phd Shen | Buy | 12,700 | $3.85 |
| Sep 14, 2026 | Ethan Phd Shen | Buy | 12,700 | $3.85 |
| Sep 14, 2026 | Ethan Phd Shen | Buy | 12,700 | $3.85 |
| Sep 14, 2026 | Ethan Phd Shen | Buy | 12,700 | $3.85 |
| Sep 9, 2026 | Ethan Phd Shen | Buy | 3,100 | $3.93 |
| Sep 9, 2026 | Ethan Phd Shen | Buy | 3,100 | $3.93 |
| Sep 9, 2026 | Ethan Phd Shen | Buy | 3,100 | $3.93 |
| Sep 9, 2026 | Ethan Phd Shen | Buy | 3,100 | $3.93 |
| Sep 4, 2026 | Ethan Phd Shen | Buy | 18,378 | $3.67 |
| Sep 4, 2026 | Ethan Phd Shen | Buy | 18,378 | $3.67 |
| Sep 4, 2026 | Ethan Phd Shen | Buy | 18,378 | $3.67 |
| Sep 4, 2026 | Ethan Phd Shen | Buy | 18,378 | $3.67 |
YDES financials (annual, from XBRL filings)
| Fiscal year end | Revenue | Net income | Diluted EPS | Operating cash flow |
|---|---|---|---|---|
| No annual XBRL figures available (foreign filers often report on Form 20-F). | ||||
Latest balance sheet: total assets $—, total liabilities $—, cash $—.
YDES earnings / results-day log
| Date | Filing | Close that day |
|---|---|---|
| No 8-K earnings releases in recent filings. | ||
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Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 16, 2026, 4:00 PM ET. Filings: SEC EDGAR. Updated after every US trading day.