Skip to main content

WHAYU 3419

Close 9.89 ▼ 0.11 (−1.10%)
End-of-day data, not real-time quotes
Four-Light Health Check
Overall score 63/ 100
Good Unchanged vs. yesterday
  • 📈 Fundamentals 🟢 Strong Same as yesterday
  • 👁 Flows 🟢 Strong Same as yesterday
  • 📊 Technicals 🔴 Weak Same as yesterday
  • 💰 Valuation 🟡 Neutral Same as yesterday
💡 Worth noting today
  • Technical Volume 2.3x the 20-day average (261 lots)
  • Technical RSI (14) in the low zone below 30 (23.0)
  • Technical KD in the low zone below 20 (K 3.7 / D 5.1)
Health check
Full health check
EPS forecast Fair value Peers

WHAYU (3419) Four-Light Health Check

💡 In one line: ()

Weighting：📈 Fundamentals %｜👁 Flows %｜📊 Technical %｜💰 Valuation %

WHAYU (3419)

Overall health score / 100

weight %

→
Four-light detail
  • 📈 Fundamentals -
  • 👁 Flows -
  • 📊 Technicals -
  • 💰 Valuation -
The underlying four-light factors are VIP content

VIP shows the actual value, rule and note of every factor, with no daily limit.

VIP unlocks
  • Unlimited access to the factors and rules behind every stock/ETF four-light health check
  • P/E and P/B valuation river charts
  • Full sector health rankings and relative positioning
  • Post-close LINE alerts for your watchlist
For more filters, go to Smart Screener

Data as of: ｜This site is not a licensed securities investment consultancy. The four lights are a statistical summary of public information and do not constitute investment advice.

WHAYU (3419) Technical indicators

End-of-day data, not real-time quotes
  • Open 10.35
  • High 10.35
  • Low 9.87
  • Close 9.89
  • Volume 261
  • Prev close 10

WHAYU (3419) today sits below the 5-, 20- and 60-day averages in a bearish alignment. The MACD histogram stays negative but is narrowing, KD is 4 (already in the oversold zone below 20), RSI is 23 and sits in the oversold zone.

Signals today

  • ● Bearish moving-average alignment (close < 5-day < 20-day < 60-day)
  • ● KD is 4, in the oversold zone below 20
  • ● RSI is 23, sitting in the oversold zone
  • ● MACD keeps a negative histogram
  • ● Volume expanded to more than twice the 20-day average

Indicator values

Item Value
Close 9.89
5-day MA 10.03
20-day (monthly) MA 10.95
60-day (quarterly) MA 11.41
120-day (half-yearly) MA 12.36
240-day (yearly) MA 13.44
K (9) 3.70
D (9) 5.13
RSI (14) 23.02
Bollinger upper band (20) 12.21
Bollinger lower band (20) 9.69
DIF (12,26) -0.42
MACD (9) -0.30
OSC histogram -0.12
Volume (lots) 261
20-day avg. volume (lots) 113
Volume ratio (volume ÷ 20-day avg.) 2.31
Indicator

WHAYU (3419) Monthly revenue

Latest revenue for 10/2026 was NT$175.94M, MoM -8.6%, YoY +42.85%.
Cumulative revenue through 10/2026 was NT$1.62B, cumulative YoY +7.38%.
Full-year 2025 revenue was NT$1.76B.
Month Close Revenue (NT$M) MoM change YoY change YTD vs. same period last year
Month Close Revenue (NT$M) MoM change YoY change YTD vs. same period last year
A professional algo-trading development team at your service
Algo-trading development

WHAYU (3419) EPS

Latest EPS for Q2 2026 was NT$-0.42, QoQ -31%, YoY +37%.
Cumulative EPS through Q2 2026 was NT$-0.74, YoY -32%.
Full-year 2025 EPS was NT$-1.79.
Forecast WHAYU's next-quarter EPS See fair value & river charts

Income statement

Year / quarter Close Revenue (NT$M) Gross profit Operating income Net income EPS

WHAYU (3419) Profitability

ROE / ROA (%)

Year / quarter Close Quarterly ROE Trailing 4Q ROE Quarterly ROA Trailing 4Q ROA

WHAYU (3419) — is it a buy?

P/E river chart

The P/E river chart is a valuation tool best suited to companies with stable earnings.

Rising river: earnings power is steadily improving.
Flat river: earnings power is relatively stable.
Falling river: earnings power is deteriorating.

The chart splits P/E into three bands: red, yellow and blue.
The company generated no earnings over the past year, so the P/E ratio is not a suitable way to value this stock
The P/E river chart is VIP content

Unlock to see the last 5 years of the P/E river chart

VIP unlocks
  • Unlimited access to the factors and rules behind every stock/ETF four-light health check
  • P/E and P/B valuation river charts
  • Full sector health rankings and relative positioning
  • Post-close LINE alerts for your watchlist

P/B river chart

The P/B river chart is a valuation tool best suited to companies with unstable earnings, such as cyclicals.

Rising river: book value is steadily improving.
Flat river: book value is relatively stable.
Falling river: book value is deteriorating.

The chart splits P/B into three bands: red, yellow and blue.
Based on the latest book value, the current price sits in the blue band, meaning the share price is at a relatively low level.
The P/B river chart is VIP content

Unlock to see the last 5 years of the P/B river chart

VIP unlocks
  • Unlimited access to the factors and rules behind every stock/ETF four-light health check
  • P/E and P/B valuation river charts
  • Full sector health rankings and relative positioning
  • Post-close LINE alerts for your watchlist
EPS forecast Peers

WHAYU (3419) Dividend policy

The latest ex-dividend date was 2023/08/24, distribution No.1 of 2023, paying a cash dividend of NT$0.2, a cash yield of 1.08%.
Over the past five years the average cash dividend was NT$0.04, for an average cash yield of 0.22%.
Year Ex-date Price before ex-date Cash dividend Payment date Cash yield Stock dividend

WHAYU (3419) Institutional flows, margin & short

Date Foreign Inv. Trust Dealer Total
Date Margin balance (lots) Short balance (lots) Short/margin ratio (%)
Thinking of buying WHAYU? These brokers charge the least 👇
Brokerage account offer comparison

sector ranking

Ticker Health score Close Change Volume Turnover (100M)

()
(this stock)
See all stocks in the sector ranking
Receive a 1000 USDT equivalent account trial voucher upon completing your first deposit.
Bitget

WHAYU (3419) — what it does

WHAYU (3419) full name: WHAYU, in the 通信網路業 sector, with paid-in capital of 12.05 億 and a market cap of 11.92 億.
Founded on 1981/11/18, listed on the TWSE on 2008/01/21,
its principal business is 工業用塑膠製品製造業、電線及電纜製造業、電子零組件製造、批發、零售業.

Company WHAYU Website
Chairman 林承煒 President 段淳中
Founded 1981/11/18 TWSE listing date 2008/01/21
Industry 通信網路業 Business tax ID 47250470
Address 新竹市公道五路二段326號
Main business 工業用塑膠製品製造業、電線及電纜製造業、電子零組件製造、批發、零售業
Paid-in capital 12.05 億
Ordinary shares issued 1.20 億 shares
Market cap 11.92 億 (2026/11/12)
Preferred shares 0 shares
Auditor 勤業眾信聯合會計師事務所
Transfer agent 台新證券股務代理部

Recommended brokerage accounts

如果想要開戶，目前新光證券的開戶好禮最多，新戶贈送證券期貨手續費折抵金 3000 元

也可以參考 Win投資證券開戶彙整 ，有更簡潔完善的資訊分享，包含特色、開戶禮等。

名稱台股手續費新戶禮
新光證券
(開戶點我)		手續費 0 元
每月電子下單 100 萬以內
  • 享手續費折扣優惠 + $3,000 以上手續費抵用金
  • 定期定額年年有獎勵，500元真優惠
  • 開戶次月底前下單再送10000元新光幣/LINE POINTS等好禮
  • 立即體驗富貴角 XQ 下單系統，專業功能全免費
  • 2026/1/1 ~ 2026/12/31
玉山證券
(開戶點我)		2026 年 10 月起調降手續費率超低優惠。
詳 官網

新戶禮 $108 手續費回饋金

活動日期到 2027/9/30

國泰證券
(開戶點我)		最低手續費 1 元

完成體驗登記+首筆成交回饋 300 元7-11數位商品卡券

2026/1/1~2026/12/31

口袋證券
(開戶點我)		優惠價查詢

開立台股或台+美股送 $300 手續費折抵金

2026/10/1~12/31

(資料來源：各券商，最新資訊以各券商為主。資料整理：Win 投資)

My Watchlist

Sign in to build and track your own watchlist. Once you add symbols, you get a full closing report every day: health check, technical changes and a comparison against the TAIEX.

Popular News

Popular Articles

View all
🤖 New: AI Investment Assistant (answers in Chinese). Chat to look up Taiwan stocks and ETFs, with tables and charts [👉 Try it free]
Out of free views? VIP gets four-light health checks on any stock and unlimited Smart Screener runs [👉 Unlock now]