Biberstein Kathryn L (CIK 0001235595)

Latest company ownership

ALKS - Alkermes plc.
Role: EVP/CAO/CCO/CRO Alks Inc
Shares held
132,687
Last filed at
Feb 10, 2017
Confidence Score
50.0
2025Q4
Confidence Score History
2016Q4 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 1, 2018 Mar 5, 2018 Alkermes plc. EVP/CAO/CCO/CRO Alks Inc Sell 22.5 -3,763 -1.68% ✗ $220.1K
Feb 26, 2018 Feb 28, 2018 Alkermes plc. EVP/CAO/CCO/CRO Alks Inc Sell 32.5 -1,105 -0.62% ✗ $64.2K
Feb 17, 2018 Feb 21, 2018 Alkermes plc. EVP/CAO/CCO/CRO Alks Inc Sell 32.5 -1,148 -0.73% ✗ $77.2K
Sep 15, 2017 Sep 18, 2017 Alkermes plc. EVP/CAO/CCO Alks Inc; Sec ALKS Sell 32.5 -1,718 -0.63% ✗ $89.7K
Sep 11, 2017 Sep 13, 2017 Alkermes plc. EVP/CAO/CCO Alks Inc; Sec ALKS Sell 26.3 -13,566 -8.25% ✓ $695.8K
May 28, 2017 May 30, 2017 Alkermes plc. EVP/CAO/CCO Alks Inc; Sec ALKS Sell 22.5 -1,765 -1.16% ✗ $101.8K
Apr 3, 2017 Apr 4, 2017 Alkermes plc. EVP/CAO/CCO Alks Inc; Sec ALKS Sell 26.3 -15,000 -9.15% ✓ $865.2K
Mar 3, 2017 Mar 6, 2017 Alkermes plc. EVP/CAO/CCO Alks Inc; Sec ALKS Sell 22.5 -1,647 -1.16% ✗ $100.4K
Mar 1, 2017 Mar 2, 2017 Alkermes plc. EVP/CAO/CCO Alks Inc; Sec ALKS Sell 22.5 -2,056 -1.46% ✗ $122.8K
Feb 26, 2017 Feb 27, 2017 Alkermes plc. EVP/CAO/CCO Alks Inc; Sec ALKS Sell 32.5 -1,217 -0.89% ✗ $64.5K
Dec 6, 2016 Dec 8, 2016 Alkermes plc. EVP/CAO/CCO Alks Inc; Sec ALKS Sell 30.0 -14,145 -5.36% ✓ $794K
Nov 22, 2016 Dec 2, 2016 Alkermes plc. EVP/CAO/CCO Alks Inc; Sec ALKS Sell 30.0 -15,500 -6.66% ✓ $842K
Oct 5, 2016 Oct 6, 2016 Alkermes plc. EVP/CAO/CCO Alks Inc; Sec ALKS Sell 22.5 -2,353 -1.74% ✗ $109.2K