Michael Garnreiter
CIK 1207669 · View on SEC EDGAR ↗
Insider
First SEC filing: June 1, 2026 · Latest: June 1, 2026
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 78 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
78 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| June 4, 2025 | AXON | S | 5,913 | $760.00 | $4,493,880 | 17,740 Direct | -25.00% | Disposed | -16.8% (price as of 2026-08-19) |
| June 3, 2025 | AXON | S | 87 | $760.00 | $66,120 | 24,653 Direct | -0.35% | Disposed | -16.8% (price as of 2026-08-19) |
| Aug. 13, 2024 | KNX | S | 2,000 | $50.57 | $101,140 | 17,648 Direct | -10.18% | Disposed | 40.3% (price as of 2026-08-19) |
| Jan. 4, 2021 | AXON | S 10b5-1 | 500 | $123.01 | $61,505 | 29,650 Direct | -1.66% | Disposed | 414.2% (price as of 2026-08-19) |
| Dec. 1, 2020 | AXON | S 10b5-1 | 500 | $127.03 | $63,515 | 30,150 Direct | -1.63% | Disposed | 397.9% (price as of 2026-08-19) |
| Nov. 2, 2020 | AXON | S 10b5-1 | 500 | $99.67 | $49,835 | 30,650 Direct | -1.61% | Disposed | 534.6% (price as of 2026-08-19) |
| Oct. 1, 2020 | AXON | S 10b5-1 | 500 | $91.84 | $45,920 | 31,150 Direct | -1.58% | Disposed | 588.7% (price as of 2026-08-19) |
| Sept. 1, 2020 | AXON | S 10b5-1 | 500 | $85.20 | $42,600 | 31,650 Direct | -1.56% | Disposed | 642.3% (price as of 2026-08-19) |
| Aug. 3, 2020 | AXON | S 10b5-1 | 500 | $85.00 | $42,500 | 32,150 Direct | -1.53% | Disposed | 644.1% (price as of 2026-08-19) |
| July 1, 2020 | AXON | S 10b5-1 | 500 | $98.64 | $49,320 | 32,650 Direct | -1.51% | Disposed | 541.2% (price as of 2026-08-19) |
| June 1, 2020 | AXON | S 10b5-1 | 500 | $85.00 | $42,500 | 33,150 Direct | -1.49% | Disposed | 644.1% (price as of 2026-08-19) |
| May 8, 2020 | AXON | S 10b5-1 | 1,000 | $85.00 | $85,000 | 31,279 Direct | -3.10% | Disposed | 644.1% (price as of 2026-08-19) |
| May 31, 2019 | AXON | S 10b5-1 | 1,000 | $66.65 | $66,650 | 32,279 Direct | -3.00% | Disposed | 848.9% (price as of 2026-08-19) |
| May 1, 2019 | AXON | S 10b5-1 | 1,000 | $63.83 | $63,830 | 30,261 Direct | -3.20% | Disposed | 890.9% (price as of 2026-08-19) |
| April 8, 2019 | AXON | S 10b5-1 | 2,000 | $60.00 | $120,000 | 31,261 Direct | -6.01% | Disposed | 954.1% (price as of 2026-08-19) |
| Feb. 26, 2019 | AXON | S 10b5-1 | 3,000 | $60.00 | $180,000 | 33,261 Direct | -8.27% | Disposed | 954.1% (price as of 2026-08-19) |
| Nov. 1, 2018 | AXON | S 10b5-1 | 1,000 | $62.09 | $62,090 | 36,261 Direct | -2.68% | Disposed | 918.6% (price as of 2026-08-19) |
| Oct. 1, 2018 | AXON | S 10b5-1 | 1,000 | $68.61 | $68,610 | 37,261 Direct | -2.61% | Disposed | 821.8% (price as of 2026-08-19) |
| Sept. 4, 2018 | AXON | S 10b5-1 | 1,000 | $68.00 | $68,000 | 38,261 Direct | -2.55% | Disposed | 830.1% (price as of 2026-08-19) |
| Dec. 13, 2017 | ASYS | S | 5,000 | $10.00 | $50,000 | 0 Direct | -100.00% | Disposed | 55.0% (price as of 2026-08-19) |
| Dec. 12, 2017 | KNX | S | 1,000 | $43.00 | $43,000 | 9,498 Direct | -9.53% | Disposed | 65.0% (price as of 2026-08-19) |
| Nov. 15, 2017 | KNX | S | 2,500 | $38.50 | $96,250 | 10,498 Direct | -19.23% | Disposed | 84.3% (price as of 2026-08-19) |
Showing latest 100 of 152 transactions
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| March 5, 2026 | ASYS | Restricted Stock Units | Amtech Systems, Inc. $0.01 par value common stock (8,081) | — | March 5, 2026 | 8,081 | Disposed |
| March 4, 2026 | ASYS | Restricted Stock Units | Amtech Systems, Inc. $0.01 par value common stock (2,839) | — | March 4, 2027 | 2,839 | Acquired |
| March 6, 2025 | ASYS | Restricted Stock Units | Amtech Systems, Inc. $0.01 par value common stock (8,299) | — | March 6, 2025 | 8,299 | Disposed |
| March 5, 2025 | ASYS | Restricted Stock Units | Amtech Systems, Inc. $0.01 par value common stock (8,081) | — | March 5, 2026 | 8,081 | Acquired |
| March 6, 2024 | ASYS | Restricted Stock Units | Amtech Systems, Inc. $0.01 par value common stock (8,299) | — | — | 8,299 | Acquired |
| March 1, 2024 | ASYS | Restricted Stock Units | Amtech Systems, Inc. $0.01 par value common stock (4,189) | — | — | 4,189 | Disposed |
| July 6, 2023 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $0.01 par value common stock (6,000) | $7.01 | Dec. 12, 2023 | 6,000 | Disposed |
| March 1, 2023 | ASYS | Restricted Stock Units | Amtech Systems, Inc. $0.01 par value common stock (4,189) | — | — | 4,189 | Acquired |
| Oct. 13, 2022 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $0.01 par value common stock (0) | $2.95 | Dec. 11, 2022 | 6,000 | Disposed |
| March 2, 2022 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $0.01 par value common stock (6,000) | $10.22 | March 2, 2032 | 6,000 | Acquired |
| Sept. 3, 2021 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $.01 par value common stock (6,000) | $7.98 | Dec. 15, 2021 | 6,000 | Disposed |
| March 23, 2021 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $0.01 par value common stock (6,000) | $11.51 | March 23, 2031 | 6,000 | Acquired |
| March 4, 2020 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $0.01 par value common stock (6,000) | $4.90 | March 4, 2030 | 6,000 | Acquired |
| March 6, 2019 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $.01 par value common stock (6,000) | $4.77 | March 6, 2029 | 6,000 | Acquired |
| May 11, 2018 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $.01 par value common stock (6,000) | $7.40 | May 11, 2028 | 6,000 | Acquired |
| Dec. 13, 2017 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $.01 par value common stock (5,000) | $3.30 | March 13, 2019 | 5,000 | Disposed |
| March 17, 2017 | ASYS | Amtech Systems, Inc. $.01 par value common stock | Amtech Systems, Inc. $.01 par value common stock (0) | $5.75 | March 17, 2027 | 0 | Acquired |
| Nov. 17, 2015 | ASYS | Amtech Systems, Inc. $.01 par value common stock | Amtech Systems, Inc. $.01 par value common stock (6,000) | $5.25 | Nov. 17, 2025 | 6,000 | Acquired |
| April 20, 2015 | AXON | Director Stock Option | Common Stock (22,026) | $4.54 | May 26, 2021 | 22,026 | Disposed |
| April 20, 2015 | AXON | Director Stock Option | Common Stock (13,188) | $4.34 | May 27, 2020 | 13,188 | Disposed |
| April 8, 2015 | AXON | Director Stock Option | Common Stock (1,700) | $4.34 | May 27, 2020 | 1,700 | Disposed |
| April 7, 2015 | AXON | Director Stock Option | Common Stock (2,300) | $4.34 | May 27, 2020 | 2,300 | Disposed |
| April 1, 2015 | AXON | Director Stock Option | Common Stock (4,000) | $4.34 | May 27, 2020 | 4,000 | Disposed |
| March 24, 2015 | AXON | Director Stock Option | Common Stock (1,853) | $4.34 | May 27, 2020 | 1,853 | Disposed |
| March 24, 2015 | AXON | Director Stock Option | Common Stock (2,147) | $7.21 | May 28, 2018 | 2,147 | Disposed |
| March 2, 2015 | AXON | Director Stock Option | Common Stock (4,000) | $7.21 | May 28, 2018 | 4,000 | Disposed |
| Feb. 2, 2015 | AXON | Director Stock Option | Common Stock (7,723) | $7.21 | May 28, 2018 | 7,723 | Disposed |
| Feb. 2, 2015 | AXON | Director Stock Option | Common Stock (277) | $10.07 | May 25, 2017 | 277 | Disposed |
| Jan. 2, 2015 | AXON | Director Stock Option | Common Stock (3,695) | $10.07 | May 25, 2017 | 3,695 | Disposed |
| Jan. 2, 2015 | AXON | Employee Stock Option | Common Stock (4,305) | $7.77 | June 29, 2016 | 4,305 | Disposed |
| Dec. 5, 2014 | AXON | Employee Stock Option | Common Stock (4,000) | $7.77 | June 29, 2016 | 4,000 | Disposed |
| Dec. 1, 2014 | AXON | Employee Stock Option | Common Stock (4,000) | $7.77 | June 29, 2016 | 4,000 | Disposed |
| Nov. 26, 2014 | AXON | Employee Stock Option | Common Stock (3,000) | $7.77 | June 29, 2016 | 3,000 | Disposed |
| Nov. 19, 2014 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $.01 par value common stock (6,000) | $9.98 | Nov. 19, 2024 | 6,000 | Acquired |
| Nov. 12, 2014 | AXON | Employee Stock Option | Common Stock (4,000) | $7.77 | June 29, 2016 | 4,000 | Disposed |
| Dec. 12, 2013 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $.01 par value common stock (6,000) | $7.01 | Dec. 12, 2023 | 6,000 | Acquired |
| Aug. 21, 2013 | AXON | Director Stock Option | Common Stock (18,810) | $4.20 | May 28, 2019 | 18,810 | Disposed |
| Aug. 20, 2013 | AXON | Director Stock Option | Common Stock (5,000) | $4.20 | May 28, 2019 | 5,000 | Disposed |
| Dec. 11, 2012 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $.01 par value common stock (6,000) | $2.95 | Dec. 11, 2022 | 6,000 | Acquired |
| Dec. 15, 2011 | ASYS | Common Stock | Common Stock (6,000) | $7.98 | Dec. 15, 2021 | 6,000 | Acquired |
| Feb. 18, 2011 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $.01 par value common stock (852) | $7.30 | Feb. 19, 2017 | 852 | Acquired |
| Feb. 18, 2011 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $.01 par value common stock (2,000) | $7.30 | Feb. 19, 2017 | 2,000 | Acquired |
| Feb. 16, 2011 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $.01 par value common stock (1,148) | $7.30 | Feb. 19, 2017 | 1,148 | Acquired |
| Feb. 14, 2011 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $.01 par value common stock (1,000) | $7.30 | Feb. 19, 2017 | 1,000 | Acquired |
| Nov. 12, 2010 | ASYS | Common Stock | Common Stock (5,000) | $17.12 | Nov. 12, 2020 | 5,000 | Acquired |
| May 27, 2010 | AXON | Employee Stock Option (Right to Buy) | Common Stock (23,041) | $4.34 | May 27, 2020 | 23,041 | Acquired |
| Nov. 20, 2009 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $.01 par value common stock (5,000) | $6.15 | Nov. 20, 2019 | 5,000 | Acquired |
| March 13, 2009 | ASYS | Amtech Systems, Inc. Non-Employee Director Stock Option | Amtech Systems, Inc. $.01 par value common stock (5,000) | $3.30 | March 13, 2019 | 5,000 | Acquired |
| May 28, 2008 | AXON | Employee Stock Option (Right to Buy) | Common Stock (13,870) | $7.21 | May 28, 2018 | 13,870 | Acquired |
| March 14, 2008 | ASYS | Director Stock Option (right to buy) | common stock $.01 par value (5,000) | $11.05 | March 14, 2018 | 5,000 | Acquired |
| May 25, 2007 | AXON | Employee Stock Option (Right to Buy) | Common Stock (3,972) | $10.07 | May 25, 2017 | 3,972 | Acquired |
| Feb. 19, 2007 | ASYS | Option to purchase $.01 par value Common Stock | $.01 Par Value Common Stock (6,000) | $7.30 | Feb. 19, 2017 | 6,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.