大億交通工業製造股份有限公司
大億交通工業股份有限公司（Ta Yih Industrial Co., Ltd.）為台灣車燈產業的龍頭製造商，具備與整車廠同步開發（ODM）的能力。公司專精於汽機車照明產品，包含 LED 頭燈、AFS 主動轉向頭燈、尾燈與霧燈。主要客戶為台灣各大整車廠及回銷日本、歐美的一線車廠。此外，公司亦跨足高鐵、捷運等軌道車輛照明，以及航太級高強度搜索燈。公司成立於 1964 年，總部位於台灣台南市。
該股 RSI(6) 為 59.0，處於中性區間，短線無明顯超買超賣訊號。股價站上5日、20日、60日、120日均線。KD 指標中性（K=53.5）；MACD 柱狀體為正值，維持多方動能。 （自動產生 · 非投資建議）
| 日期 | 外資 | 投信 | 自營商 | 合計 |
|---|---|---|---|---|
| 09-24 | +2 | 0 | 0 | +2 |
| 09-23 | -22 | 0 | 0 | -22 |
| 09-22 | +31 | 0 | 0 | +31 |
| 09-21 | +6 | 0 | 0 | +6 |
| 09-18 | +1 | 0 | +2 | +3 |
| 09-17 | -1 | 0 | +1 | 0 |
| 09-16 | 0 | 0 | 0 | 0 |
| 09-15 | -4 | 0 | +2 | -2 |
| 09-14 | -3 | 0 | 0 | -3 |
| 09-11 | 0 | 0 | -2 | -2 |
| 09-10 | +1 | 0 | 0 | +1 |
| 09-09 | +13 | 0 | 0 | +13 |
| 09-08 | +5 | 0 | 0 | +5 |
| 09-07 | +13 | 0 | 0 | +13 |
| 09-04 | +6 | 0 | 0 | +6 |
| 09-03 | -1 | 0 | 0 | -1 |
| 09-02 | -3 | 0 | 0 | -3 |
| 09-01 | +2 | 0 | +1 | +3 |
| 08-31 | +1 | 0 | -1 | 0 |
| 08-28 | -1 | 0 | 0 | -1 |
| 08-27 | +7 | 0 | -2 | +5 |
| 08-26 | +3 | 0 | +1 | +4 |
| 08-25 | +3 | 0 | 0 | +3 |
| 08-24 | -1 | 0 | 0 | -1 |
| 08-21 | +4 | 0 | 0 | +4 |
| 08-20 | +3 | 0 | 0 | +3 |
| 08-19 | -3 | 0 | 0 | -3 |
| 08-18 | -3 | 0 | 0 | -3 |
| 08-17 | +2 | 0 | +1 | +3 |
| 08-14 | +20 | 0 | 0 | +20 |
| 08-13 | +3 | 0 | 0 | +3 |
| 08-12 | 0 | 0 | +2 | +2 |
| 08-11 | +3 | 0 | -2 | +1 |
| 08-10 | +4 | 0 | 0 | +4 |
| 08-07 | +2 | 0 | 0 | +2 |
| 08-06 | -5 | 0 | +2 | -3 |
| 08-05 | +17 | 0 | -2 | +15 |
| 08-04 | +1 | 0 | -3 | -2 |
| 08-03 | +2 | 0 | -2 | 0 |
| 07-31 | +15 | 0 | +1 | +16 |
| 07-30 | +1 | 0 | 0 | +1 |
| 07-29 | +11 | 0 | 0 | +11 |
| 07-28 | 0 | 0 | +3 | +3 |
| 07-27 | +4 | 0 | 0 | +4 |
| 07-24 | 0 | 0 | 0 | 0 |
| 07-23 | 0 | 0 | 0 | 0 |
| 07-22 | +2 | 0 | -2 | 0 |
| 07-21 | +3 | 0 | 0 | +3 |
| 07-20 | -1 | 0 | +3 | +2 |
| 07-17 | -5 | 0 | 0 | -5 |
| 07-16 | -2 | 0 | 0 | -2 |
| 07-15 | +5 | 0 | 0 | +5 |
| 07-14 | +1 | 0 | -1 | 0 |
| 07-13 | -6 | 0 | -2 | -8 |
| 07-09 | +8 | 0 | -1 | +7 |
| 07-08 | +5 | 0 | 0 | +5 |
| 07-07 | -8 | 0 | 0 | -8 |
| 07-06 | -7 | 0 | 0 | -7 |
| 07-03 | -3 | 0 | 0 | -3 |
| 07-02 | +1 | 0 | 0 | +1 |
| 07-01 | +7 | 0 | 0 | +7 |
| 06-30 | -6 | 0 | +3 | -3 |
| 06-29 | +9 | 0 | -2 | +7 |
| 06-26 | -9 | 0 | 0 | -9 |
| 06-25 | +9 | 0 | 0 | +9 |
| 06-24 | -7 | 0 | +5 | -2 |
| 06-22 | +9 | 0 | -2 | +7 |
| 06-18 | -7 | 0 | -4 | -11 |
| 06-17 | -7 | 0 | +3 | -4 |
| 06-16 | -19 | 0 | -1 | -20 |
| 06-15 | -11 | 0 | +2 | -9 |
| 06-12 | +26 | 0 | 0 | +26 |
| 06-10 | -26 | 0 | 0 | -26 |
| 06-09 | +20 | 0 | +1 | +21 |
| 06-08 | -17 | 0 | +2 | -15 |
| 06-04 | -1 | 0 | +4 | +3 |
| 06-03 | +2 | 0 | -2 | 0 |
| 06-02 | -42 | 0 | +1 | -41 |
| 06-01 | -19 | 0 | -1 | -20 |
| 05-29 | -148 | 0 | 0 | -148 |
| 月份 | 營收 | MoM% | YoY% |
|---|---|---|---|
| 2026/08 | 2.49 億 | -17.5% | -6.1% |
| 2026/07 | 3.02 億 | -6.0% | -5.3% |
| 2026/06 | 3.21 億 | -2.2% | +7.2% |
| 2026/05 | 3.28 億 | -6.3% | +23.1% |
| 2026/04 | 3.50 億 | +0.4% | +18.3% |
| 2026/03 | 3.49 億 | +22.5% | +11.1% |
| 2026/02 | 2.85 億 | -22.9% | -10.1% |
| 2026/01 | 3.70 億 | +17.0% | +43.8% |
| 2025/12 | 3.16 億 | +0.4% | +20.1% |
| 2025/11 | 3.15 億 | -8.8% | +11.0% |
| 2025/10 | 3.45 億 | +7.8% | +22.4% |
| 2025/09 | 3.20 億 | - | +27.3% |