InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (8 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
8
T+90 hit rate
40%
T+90 mean return
+12.3%
Across 5 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the full record of transactions filed by GARNREITER MICHAEL, Director. Director active across 3 companies, notably Knight-Swift Transportation Holdings Inc.. Cumulatively, 30 reports have been logged. Split: 0 buy · 8 sells. Total volume traded: €2.4m. Activity tracked since 18 May 2021. The latest transaction was filed on 29 May 2026 (Attribution). Regulator: SEC (Form 4). All data is accessible without signup.
Declarations30 total
611 shares0Common StockSEC:0001628280-26-039605:0
47 shares0Common StockSEC:0001628280-26-039605:1
3,257 shares@ US$46.0515.3% of flowClass A Common StockSEC:0001207669-25-000002:0
8,299 shares0Amtech Systems, Inc. $0.01 par value common stockSEC:0000950170-25-035589:0
50 shares@ US$616.651.1% of flowCommon StockSEC:0001415889-24-029508:0
1,000 shares@ US$599.5320.7% of flowCommon StockSEC:0001415889-24-027232:0
1,000 shares@ US$437.9814.6% of flowCommon StockSEC:0001415889-24-025182:0
1,000 shares@ US$380.9912.5% of flowCommon StockSEC:0001415889-24-023529:0
1,904 shares0Class A Common StockSEC:0001207669-24-000004:0
1,000 shares0Common StockSEC:0001415889-24-023178:0
2,000 shares@ US$50.5710.5% of flowClass A Common StockSEC:0001207669-24-000003:0
1,000 shares@ US$374.9912.4% of flowCommon StockSEC:0001415889-24-021600:0
3,031 shares@ US$49.4815.9% of flowClass A Common StockSEC:0001207669-24-000002:0
657 shares0Common StockSEC:0001415889-24-013057:0
369 shares0Class A Common StockSEC:0001207669-24-000001:0
4,189 shares0Amtech Systems, Inc. $0.01 par value common stockSEC:0000950170-24-024899:0
6,000 shares@ US$7.0128.1% of flowAmtech Systems, Inc. $0.01 par value common stockSEC:0001209191-23-041854:0
2,403 shares@ US$55.1213.9% of flowClass A Common StockSEC:0001207669-23-000001:0
993 shares0Common StockSEC:0001415889-23-008069:0
3,000 shares@ US$200.0019.8% of flowCommon StockSEC:0001415889-23-001987:0
6,000 shares@ US$2.9513.2% of flowAmtech Systems, Inc. $0.01 par value common stockSEC:0001209191-22-053677:0
2,013 shares@ US$99.400.0006% mcap36.6% of flowCommon StockSEC:0001415889-22-005541:0
2,578 shares@ US$48.470.0011% mcap30.6% of flowClass A Common StockSEC:0001567619-22-011173:0
2,000 shares@ US$54.37030.0009% mcap25.1% of flowClass A Common StockSEC:0001567619-22-005741:0
6,000 shares@ US$7.980.030% mcap50.0% of flowAmtech Systems, Inc. $0.01 par value common stockSEC:0001209191-21-055067:0
25 of 30 declarations
About GARNREITER MICHAEL
Michael Garnreiter is a Board Member at Knight-Swift Transportation Holdings Inc., Axon Enterprise, Inc., and Amtech Systems Inc. He plays a key role in the governance and strategic direction of these companies. As a board member, he is involved in important decision-making and overseeing operations.
