InsidersTradesSigma
Total declarations
Companies
▲ Purchases (6 ops.)
▼ Sales (2 ops.)
Insider track record
ExecutiveDisclosed buys
6
Disclosed sells
2
T+90 hit rate
29%
T+90 mean return
-14.9%
Across 17 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Browse the detailed record of transactions filed by Buss Brad W, Director. Insider active across 4 companies, notably QuantumScape Corp. In total, 36 filings have been recorded. Split: 6 buys · 2 sells. Total volume traded: €6.6m. History available since 25 May 2021. The latest transaction was filed on 3 June 2026 (Attribution). Regulator: SEC (Form 4). The full history is openly available.
Declarations36 total
3,940 sharesCommon StockSEC:0001628280-26-043254:0
24,183 shares0Class A Common StockSEC:0001336664-26-000004:0
300,000 shares@ US$6.233619.5% of flowClass A Common StockSEC:0001336664-25-000008
300,000 shares@ US$6.23360.033% mcap19.5% of flowClass A Common StockSEC:0001336664-25-000008:0
400,000 shares@ US$6.233625.9% of flowClass A Common StockSEC:0001336664-25-000006
400,000 shares@ US$6.23360.044% mcap25.9% of flowClass A Common StockSEC:0001336664-25-000006:0
200,000 shares@ US$15.059918.9% of flowClass A Common StockSEC:0001336664-25-000006:1
200,000 shares@ US$16.436520.6% of flowClass A Common StockSEC:0001336664-25-000006:2
3,000 shares@ US$69.00100.0% of flowCommon StockSEC:0001835632-25-000053:0
Ideal exit: 2 Dec 2025 (T+270)
1,675 shares0Common StockSEC:0001628280-25-009404:0
4,570 shares0Common StockSEC:0001835632-24-000078:0
34,423 shares0Class A Common StockSEC:0001415889-24-016522:0
1,789 shares0Common StockSEC:0001415889-24-008828:0
4,320 shares0Common StockSEC:0001209191-23-038705:0
25,236 shares0Class A Common StockSEC:0001209191-23-035735:0
1,987 shares0Common StockSEC:0001415889-23-005992:0
2,297 shares0Common StockSEC:0001415889-23-003961:0
14,625 shares0Class A Common StockSEC:0001209191-22-051071:0
4,354 shares0Common StockSEC:0001209191-22-039350:0
7,767 sharesClass A Common StockSEC:0000899243-22-022658:0
25,000 shares@ US$11.17070.069% mcap100.0% of flowClass A Common StockSEC:0000899243-22-009730:0
Ideal exit: 2 Dec 2022 (T+270)
2,673 shares0Common StockSEC:0001415889-22-001958:0
4,420 sharesClass A Common StockSEC:0000899243-21-048910:0
4,420 sharesClass A Common StockSEC:0000899243-21-048910
5,294 shares0Class A Common StockSEC:0001209191-21-070426
25 of 36 declarations
About Buss Brad W
Buss Brad W is a declarant who holds the position of Director at several companies, including QuantumScape Corp, TuSimple Holdings Inc., Marvell Technology, Inc., and AECOM. He has made a total of 36 filings, all sampled, from his first filing on May 26, 2021, to the last on June 15, 2026. During these filings, he made purchases totaling 1,226,729 EUR and sales totaling 5,421,979 EUR. Among his recent filings, on October 28, 2025, he sold 2,829,477.63 EUR worth of shares of QuantumScape Corp.
