永豐餘投資控股股份有限公司
永豐餘投資控股股份有限公司（YFY Inc.）在台灣製造銷售紙張及相關產品。提供林漿紙、工業用紙、及家庭用紙（五月花、柔情、得意）。此外涉及 NBR 橡膠乳液、RFID 製造、及有機食品研發。公司成立於 1924 年，總部位於台灣台北。
該股 RSI(6) 為 24.4，處於偏低區間，短線賣壓漸緩。股價站上120日均線，跌破5日、20日、60日均線。KD 指標偏低（K=18.8），有反彈空間；MACD 柱狀體為負值，空方動能持續。 （自動產生 · 非投資建議）
| 日期 | 外資 | 投信 | 自營商 | 合計 |
|---|---|---|---|---|
| 09-24 | -81 | 0 | +4 | -77 |
| 09-23 | -360 | +4 | +4 | -352 |
| 09-22 | -2 | 0 | -2 | -4 |
| 09-21 | -369 | +4 | +21 | -344 |
| 09-18 | -83 | 0 | +94 | +11 |
| 09-17 | +191 | 0 | -6 | +185 |
| 09-16 | +80 | -46 | -24 | +10 |
| 09-15 | -121 | +14 | +37 | -70 |
| 09-14 | +47 | -91 | -59 | -103 |
| 09-11 | -55 | +27 | -16 | -43 |
| 09-10 | +226 | -1 | +9 | +234 |
| 09-09 | +163 | +3 | -13 | +153 |
| 09-08 | +210 | +14 | -18 | +205 |
| 09-07 | -862 | 0 | +15 | -847 |
| 09-04 | -251 | 0 | +3 | -248 |
| 09-03 | +492 | -203 | -16 | +273 |
| 09-02 | +161 | +2 | -2 | +161 |
| 09-01 | +40 | -193 | +4 | -149 |
| 08-31 | +89 | 0 | +6 | +95 |
| 08-28 | -551 | 0 | +7 | -544 |
| 08-27 | +161 | +2 | +2 | +165 |
| 08-26 | -95 | 0 | +53 | -42 |
| 08-25 | -119 | 0 | +10 | -109 |
| 08-24 | +135 | 0 | +36 | +171 |
| 08-21 | +1,400 | 0 | +37 | +1,437 |
| 08-20 | +565 | 0 | +40 | +605 |
| 08-19 | +554 | 0 | -25 | +529 |
| 08-18 | -95 | 0 | +19 | -76 |
| 08-17 | +314 | 0 | 0 | +314 |
| 08-14 | -806 | +11 | -4 | -799 |
| 08-13 | +210 | -14 | +55 | +251 |
| 08-12 | +195 | 0 | +4 | +199 |
| 08-11 | +378 | -23 | +47 | +402 |
| 08-10 | +127 | 0 | +19 | +146 |
| 08-07 | +440 | 0 | -58 | +382 |
| 08-06 | +1,188 | 0 | -25 | +1,163 |
| 08-05 | +406 | 0 | +23 | +429 |
| 08-04 | +684 | +224 | -191 | +717 |
| 08-03 | +42 | +437 | -65 | +414 |
| 07-31 | +531 | +6 | +46 | +583 |
| 07-30 | +1,237 | +27 | -8 | +1,256 |
| 07-29 | +1,587 | 0 | +16 | +1,603 |
| 07-28 | +922 | +2 | +19 | +943 |
| 07-27 | +136 | 0 | +41 | +177 |
| 07-24 | -48 | +7 | -34 | -75 |
| 07-23 | +219 | 0 | -9 | +210 |
| 07-22 | -244 | +13 | -41 | -272 |
| 07-21 | +229 | 0 | +7 | +236 |
| 07-20 | -417 | -3 | +32 | -388 |
| 07-17 | +445 | +12 | -64 | +393 |
| 07-16 | +809 | -6 | +49 | +852 |
| 07-15 | +2,471 | +7 | +41 | +2,518 |
| 07-14 | +1,148 | +70 | +33 | +1,250 |
| 07-13 | -471 | +7 | +31 | -433 |
| 07-09 | -581 | +9 | -15 | -587 |
| 07-08 | -236 | +41 | -43 | -238 |
| 07-07 | -129 | +12 | +25 | -92 |
| 07-06 | +1,362 | +5 | +5 | +1,372 |
| 07-03 | +1,174 | +128 | -19 | +1,283 |
| 07-02 | +365 | +257 | 0 | +622 |
| 07-01 | -742 | +819 | -8 | +69 |
| 06-30 | -228 | 0 | -3 | -231 |
| 06-29 | +162 | -7 | +8 | +163 |
| 06-26 | +291 | 0 | -8 | +284 |
| 06-25 | +270 | -20 | 0 | +250 |
| 06-24 | +987 | 0 | -7 | +980 |
| 06-22 | -25 | -1 | +10 | -16 |
| 06-18 | +1,902 | 0 | +19 | +1,921 |
| 06-17 | -2,860 | -10 | -142 | -3,012 |
| 06-16 | +143 | -16 | -135 | -8 |
| 06-15 | +423 | 0 | -12 | +411 |
| 06-12 | +224 | -22 | -7 | +195 |
| 06-10 | +653 | 0 | -6 | +648 |
| 06-09 | +123 | 0 | -18 | +105 |
| 06-08 | +98 | -1 | -46 | +51 |
| 06-04 | -56 | 0 | +95 | +38 |
| 06-03 | +2,490 | -20 | +41 | +2,512 |
| 06-02 | +404 | -20 | -13 | +371 |
| 06-01 | +538 | +1 | +5 | +544 |
| 05-29 | -71 | -4 | +7 | -68 |
| 月份 | 營收 | MoM% | YoY% |
|---|---|---|---|
| 2026/08 | 64.52 億 | +0.0% | +6.0% |
| 2026/07 | 64.51 億 | -2.3% | +7.3% |
| 2026/06 | 66.02 億 | +1.5% | +12.7% |
| 2026/05 | 65.02 億 | -4.3% | +7.5% |
| 2026/04 | 67.91 億 | -3.4% | +8.2% |
| 2026/03 | 70.32 億 | +59.0% | +5.2% |
| 2026/02 | 44.23 億 | -32.1% | -20.6% |
| 2026/01 | 65.10 億 | -2.4% | +12.1% |
| 2025/12 | 66.73 億 | +11.8% | -8.8% |
| 2025/11 | 59.69 億 | -4.5% | -13.4% |
| 2025/10 | 62.49 億 | -2.4% | -3.8% |
| 2025/09 | 64.00 億 | - | -3.3% |