Baker Arthur R. III (CIK 0001536324)

Latest company ownership

Role: Chief Technology Officer
Shares held
2,947
Last filed at
Feb 17, 2022
Confidence Score
50.0
2025Q4
Confidence Score History
2016Q3 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Feb 15, 2022 Feb 17, 2022 Proto Labs Inc Chief Technology Officer Sell 95.0 +4,505 14.63% $78.2K
Dec 1, 2021 Dec 1, 2021 Proto Labs Inc Chief Technology Officer Buy 97.5 +10,000 48.51% $492.1K
May 4, 2021 May 6, 2021 Proto Labs Inc Chief Technology Officer Sell 26.3 -375 -1.79% $38.5K
Feb 16, 2021 Feb 18, 2021 Proto Labs Inc Chief Technology Officer Sell 17.5 -5,977 -22.17% $1.9M
May 18, 2020 May 20, 2020 Proto Labs Inc Chief Technology Officer Sell 22.5 -1,988 -9.10% $228.8K
May 4, 2020 May 6, 2020 Proto Labs Inc Chief Technology Officer Sell 26.3 -252 -1.15% $23.7K
Feb 13, 2020 Feb 18, 2020 Proto Labs Inc Chief Technology Officer Sell 22.5 -838 -3.69% $83.8K
May 4, 2019 May 7, 2019 Proto Labs Inc Chief Technology Officer Sell 26.3 -252 -1.30% $27.9K
Sep 4, 2018 Sep 11, 2018 Proto Labs Inc Chief Technology Officer Sell 20.0 -3,474 -17.35% $537.8K
May 8, 2017 Mar 26, 2018 Proto Labs Inc Chief Technology Officer Sell 26.3 -274 -1.63% $16.4K
Feb 13, 2018 Feb 16, 2018 Proto Labs Inc Chief Technology Officer Sell 26.3 -394 -2.29% $41.9K
Sep 1, 2016 Sep 6, 2016 Proto Labs Inc Chief Technology Officer Buy 95.0 +3,000 73.08% $165K