| Investor | Value | Of portfolio | Shares | Change | Quarter |
|---|---|---|---|---|---|
| Renaissance Technologies | $6.0M | 0.01% | 260.61K | +141% | Q2 2026 |
From each investor's quarterly 13F filing with the SEC: positions at the quarter's end, reported up to 45 days later. All investors
| Date | Insider | Transaction | Shares | Value |
|---|---|---|---|---|
| Sep 13, 2026 | Sabol Thomas BChief Financial Officer | Purchase at price 14.14 per share. | 2K | $28.27K |
| Aug 23, 2026 | Shechter GuyOfficer | Purchase at price 14.34 per share. | 3.5K | $49.46K |
| May 27, 2026 | Averick Robert MDirector and Beneficial Owner of more than 10% of a Class of Security | Conversion of Exercise of derivative security at price 7.40 - 11.51 per share. | 18K | $174.78K |
| Mar 4, 2026 | Garnreiter MichaelDirector | — | 8.1K | — |
| Mar 4, 2026 | Ludwig Michael MDirector | — | 8.1K | — |
| Mar 4, 2026 | Jakwani Asif Y.Director | — | 8.1K | — |
| Mar 4, 2026 | Averick Robert MDirector and Beneficial Owner of more than 10% of a Class of Security | — | 8.1K | — |
| Sep 1, 2025 | Averick Robert MDirector and Beneficial Owner of more than 10% of a Class of Security | Conversion of Exercise of derivative security at price 4.77 - 5.75 per share. | 24K | $124.92K |
| May 15, 2025 | Averick Robert MDirector and Beneficial Owner of more than 10% of a Class of Security | Purchase at price 3.46 - 3.54 per share. | 67.6K | $235.78K |
| May 15, 2025 | Daigle Robert C.Chief Executive Officer | Purchase at price 3.48 - 3.49 per share. | 7.9K | $27.35K |
| Mar 9, 2025 | Averick Robert MDirector and Beneficial Owner of more than 10% of a Class of Security | Purchase at price 4.86 per share. | 10K | $48.60K |
| Mar 5, 2025 | Garnreiter MichaelDirector | — | 8.3K | — |
| Mar 5, 2025 | Ludwig Michael MDirector | — | 8.3K | — |
| Mar 5, 2025 | Averick Robert MDirector and Beneficial Owner of more than 10% of a Class of Security | — | 8.3K | — |
| Mar 4, 2025 | Averick Robert MDirector and Beneficial Owner of more than 10% of a Class of Security | Purchase at price 4.85 - 4.89 per share. | 6.5K | $31.84K |
| Feb 12, 2025 | Averick Robert MDirector and Beneficial Owner of more than 10% of a Class of Security | Purchase at price 4.85 per share. | 22K | $106.70K |
| Feb 6, 2025 | Averick Robert MDirector and Beneficial Owner of more than 10% of a Class of Security | Purchase at price 5.02 per share. | 54.8K | $275.04K |
| Dec 12, 2024 | Averick Robert MDirector and Beneficial Owner of more than 10% of a Class of Security | Purchase at price 5.63 - 5.70 per share. | 32K | $181.63K |
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 33.9 | -22.4 | -10.5 | 49.1 | 22.2 | 8.5 | -33.5 | -4.7 | 14.8 | -8.2 | +22.7% | ||
| 2025 | -7.3 | -2.2 | -2.2 | -28.6 | 16.2 | 10.7 | 6.1 | 34.4 | 46.3 | -14.4 | -1.0 | 59.9 | +130.3% |
| 2024 | -2.9 | 17.9 | 12.5 | -10.9 | 33.2 | -8.7 | -2.0 | 10.8 | -8.8 | -4.1 | 1.4 | -3.4 | +29.8% |
| 2023 | 42.5 | -11.5 | -0.4 | -9.5 | 3.1 | 7.4 | 12.4 | -20.2 | -11.2 | -5.9 | 7.9 | -45.7 | −44.7% |
| 2022 | -9.1 | 15.8 | -3.3 | -9.4 | -1.1 | -19.0 | 7.1 | 41.9 | -23.4 | 8.5 | 18.7 | -30.5 | −23.1% |
| 2021 | 9.6 | 37.2 | 23.3 | -10.8 | -0.9 | -7.7 | 7.5 | -0.2 | 10.5 | 31.4 | -34.1 | -0.2 | +54.9% |
| 2020 | -28.4 | -2.9 | -12.7 | 14.0 | 5.6 | -7.1 | 5.7 | 10.3 | -13.9 | 8.8 | 16.0 | 3.4 | −10.9% |
| 2019 | 11.0 | -5.0 | 11.5 | 24.2 | -18.9 | 2.4 | 6.9 | -13.8 | 4.5 | 7.9 | 4.5 | 19.7 | +58.1% |
| 2018 | -0.4 | -24.3 | -3.6 | -5.3 | 42.3 | -38.6 | -6.4 | -3.0 | -2.7 | -12.2 | 17.3 | -17.6 | −55.0% |
| 2017 | 27.1 | 16.3 | -12.4 | 28.0 | 14.6 | 4.6 | 4.6 | 25.1 | 8.4 | 21.5 | -32.1 | 1.9 | +136.9% |
| 2016 | -9.4 | -10.1 | 27.3 | -3.7 | 12.0 | -14.7 | 2.0 | -12.0 | -7.5 | -9.1 | -3.8 | -2.1 | −32.1% |
| 2015 | -19.6 | 32.0 | 3.3 | 11.8 | -10.5 | -7.1 | -36.4 | -17.4 | -21.2 | 19.8 | -14.2 | 41.6 | −38.6% |
| 2014 | 38.9 | 15.4 | 9.1 | -29.7 | 15.6 | 23.8 | -20.0 | 8.8 | 0.6 | -1.6 | -16.0 | 15.3 | +46.6% |
| 2013 | 21.4 | 2.0 | -8.8 | 2.7 | 40.4 | 21.1 | 7.7 | -10.1 | 18.5 | 9.6 | -4.5 | -8.9 | +116.1% |
| 2012 | 19.7 | -14.0 | -4.9 | -16.2 | -35.2 | -16.8 | 13.0 | -7.1 | -16.2 | -3.3 | 0.6 | 0.0 | −62.2% |
| 2011 | 1.8 | -10.3 | 9.9 | -9.4 | -4.4 | -5.7 | -13.0 | -39.6 | -26.3 | 27.8 | -11.2 | -6.3 | −66.2% |
| 2010 | -5.9 | -16.6 | 16.1 | -5.2 | -1.0 | -11.8 | 20.7 | 35.1 | 31.9 | -6.8 | 23.7 | 21.5 | +127.2% |
| 2009 | 9.5 | -26.7 | 8.8 | 30.1 | 8.6 | 6.6 | 18.4 | -13.8 | 7.1 | 1.9 | 10.7 | 85.1 | +200.0% |
| 2008 | -21.3 | 22.0 | -3.4 | 3.3 | -20.8 | 9.0 | -12.4 | 19.3 | -17.1 | -31.1 | -45.9 | 6.3 | −71.6% |
| 2007 | -6.0 | -2.1 | 3.7 | 14.1 | -3.8 | 9.2 | 38.6 | -8.9 | 16.0 | 36.0 | -19.8 | -7.1 | +69.8% |
Buy / hold / sell counts
Amtech Systems, Inc., together with its subsidiaries, manufactures and sells capital equipment and related consumables for use in fabricating and packaging semiconductor devices in the United States, Canada, Mexico, China, Malaysia, Taiwan, Singapore, the Czech Republic, Austria, Hungary, the United Kingdom, Germany, and internationally. It operates through Thermal Processing Solutions and Semiconductor Fabrication Solutions segments. The company offers thermal processing equipment for use in solder reflow operations for advanced semiconductor packaging and electronics assembly; belt furnaces for producing power semiconductor packaging substrates and electronic components; and horizontal diffusion furnaces for use in wafer processing. It also provides double-sided wafer cleaning systems, entegrity head testers, substrate carriers, substrate polishing templates, substrate process chemicals, wafer processing lubricants, and coolants under the Entrepix, PR Hoffman, and Intersurface Dynamics brands. In addition, the company offers, and entegrity head tester, and CMP parts and service. The company sells its products to semiconductor substrate, device, and electronic assembly manufacturers, as well as ceramics and optics industries through sales personnel and a network of independent sales representatives and distributors. Amtech Systems, Inc. was incorporated in 1981 and is headquartered in Tempe, Arizona.
No member of Congress has disclosed a ASYS 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