Dyckerhoff Stefan A (CIK 0001484394)

Latest company ownership

Role: 10% Owner
Shares held
18,473,210
Last filed at
Jan 12, 2018
Confidence Score
50.0
2025Q4
Confidence Score History
2017Q4 2025Q4
Role: Director
Shares held
1,316,256
Last filed at
Mar 22, 2024
Confidence Score
43.5
2025Q4
Confidence Score History
2024Q4 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Aug 7, 2025 Aug 11, 2025 Astera Labs, Inc. Director Sell 16.3 -52,000 -10.06% $9.1M
Nov 22, 2024 Nov 26, 2024 Astera Labs, Inc. Director Sell 17.5 -45,629 -8.14% $4.9M
Nov 18, 2024 Nov 20, 2024 Astera Labs, Inc. Director Sell 15.0 -203,445 -26.64% $18.4M
Nov 11, 2024 Nov 13, 2024 Astera Labs, Inc. Director Sell 17.5 -50,000 -6.14% $4.6M
Nov 6, 2024 Nov 8, 2024 Astera Labs, Inc. Director Sell 16.3 -56,567 -6.50% $5.1M
Jan 11, 2018 Jan 12, 2018 Pure Storage, Inc. 10% Owner Sell 20.0 -25,520 -100.00% $427.7K
Dec 7, 2017 Dec 11, 2017 Pure Storage, Inc. 10% Owner Sell 20.0 -25,407 -100.00% $433.2K