None of the 29 investors followed here reported a position in 3131.TWO in their latest filing.
From each investor's quarterly 13F filing with the SEC: positions at the quarter's end, reported up to 45 days later. All investors
No member of Congress has disclosed a 3131.TWO trade since 2025.
From House and Senate STOCK Act reports. Members disclose trades, not holdings, as value ranges up to 45 days later, so amounts are estimates and “last move” is a hint at who still holds it, not a position. All recent congress trades
Grand Process Technology Corporation manufactures and sells semiconductor equipment in Taiwan. The company offers single wafer spin processor, batch type wet bench system, and combo system for advanced IC packaging, IC front end of line, and optoelectronics applications. Grand Process Technology Corporation was founded in 1993 and is headquartered in Hsinchu City, Taiwan.
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Buy / hold / sell counts
No insider transactions reported for 3131.TWO.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 7.1 | 6.6 | 54.5 | 7.3 | 16.9 | 5.2 | -34.7 | 1.7 | 4.8 | -5.3 | +53.2% | ||
| 2025 | 0.3 | -14.8 | -27.2 | 0.6 | 27.8 | 37.4 | -8.3 | 1.0 | 3.0 | -6.7 | 1.4 | 5.8 | +5.1% |
| 2024 | 6.0 | 30.4 | 6.7 | 25.1 | 0.5 | 22.6 | 14.4 | 27.1 | -11.7 | -7.5 | 2.2 | -9.7 | +149.2% |
| 2023 | 4.2 | 8.2 | 20.5 | 8.3 | 43.0 | 13.7 | 21.9 | -19.6 | -4.7 | -12.7 | 23.8 | 8.8 | +162.6% |
| 2022 | -12.8 | -3.2 | 4.5 | -12.4 | 5.1 | -24.8 | -0.4 | 24.1 | -26.8 | -13.2 | 31.1 | -4.6 | −39.9% |
| 2021 | -10.7 | 0.3 | -2.2 | -0.9 | -0.9 | 25.0 | -5.0 | -1.4 | -12.1 | 3.1 | 2.1 | 2.0 | −4.9% |
| 2020 | 0.9 | -11.0 | -23.6 | 21.2 | -5.0 | 16.1 | 49.5 | -6.0 | 4.7 | -6.5 | 5.7 | 7.0 | +42.7% |
| 2019 | 4.3 | 8.2 | -0.8 | 16.1 | -4.4 | -1.1 | 4.6 | -1.1 | 13.4 | 25.0 | 10.8 | 32.3 | +164.0% |
| 2018 | 1.1 | -2.3 | 0.9 | -10.1 | -0.6 | -7.7 | -4.5 | -9.5 | -4.9 | -21.8 | 18.6 | -3.2 | −39.4% |
| 2017 | -10.4 | 1.5 | 4.7 | -1.4 | 2.0 | 9.2 | 1.0 | 6.6 | -10.2 | 1.6 | -2.6 | -7.2 | −7.2% |
| 2016 | 3.4 | 5.6 | 0.6 | -4.7 | -3.6 | -3.8 | -5.8 | -12.0 | 1.1 | 11.8 | -9.8 | 2.2 | −16.1% |
| 2015 | -0.3 | -5.4 | 1.4 | 1.7 | 12.5 | -3.5 | 6.7 | -8.5 | 18.3 | -10.5 | 4.4 | 25.6 | +42.8% |
| 2014 | -3.9 | 6.9 | 6.7 | -19.5 | -0.5 | -14.9 | -12.6 | 15.4 | -6.4 | -14.3 | 6.8 | 11.0 | −28.2% |
| 2013 | 6.4 | 43.8 | 19.0 | -9.4 | -10.6 | -6.9 | 8.5 | -14.6 | -14.0 | 31.4 | 0.6 | -7.6 | +33.7% |
| 2012 | 10.6 | 19.1 | -1.7 | -8.3 | 2.4 | 1.6 | -7.5 | 3.2 | 0.9 | 17.1 | 52.6 | 21.6 | +158.7% |
| 2011 | -14.1 | 18.1 | 0.0 | -4.4 | -1.9 | -29.7 | -7.5 | -16.2 | 17.3 | 1.5 | 0.6 | −37.9% |