Almstead Neil Gregory (CIK 0001578850)

Latest company ownership

PTCT - PTC THERAPEUTICS, INC.
Role: CHIEF TECHNICAL OPS OFFICER
Shares held
6,179
Last filed at
Nov 26, 2025
Confidence Score
12.2
2025Q4
Confidence Score History
2014Q1 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Nov 25, 2025 Nov 26, 2025 PTC THERAPEUTICS, INC. CHIEF TECHNICAL OPS OFFICER Sell 31.3 -71,928 -3.49% ✓ $6M
Nov 24, 2025 Nov 26, 2025 PTC THERAPEUTICS, INC. CHIEF TECHNICAL OPS OFFICER Sell 27.5 -35,572 -6.53% ✓ $2.9M
Oct 3, 2025 Oct 7, 2025 PTC THERAPEUTICS, INC. CHIEF TECHNICAL OPS OFFICER Sell 23.8 -55,000 -7.87% ✓ $3.6M
Feb 19, 2025 Feb 21, 2025 PTC THERAPEUTICS, INC. CHIEF TECHNICAL OPS OFFICER Sell 42.5 -2,946 -2.70% ✗ $147.6K
Jan 7, 2025 Jan 10, 2025 PTC THERAPEUTICS, INC. CHIEF TECHNICAL OPS OFFICER Sell 42.5 -2,979 -2.66% ✗ $133.7K
Dec 2, 2024 Dec 4, 2024 PTC THERAPEUTICS, INC. CHIEF TECHNICAL OPS OFFICER Sell 15.0 -71,610 -16.66% ✓ $3.7M
Jan 30, 2024 Feb 1, 2024 PTC THERAPEUTICS, INC. CHIEF TECHNICAL OPS OFFICER Sell 48.8 -646 -0.99% ✗ $17.6K
Jan 8, 2024 Jan 10, 2024 PTC THERAPEUTICS, INC. CHIEF TECHNICAL OPS OFFICER Sell 42.5 -2,910 -4.25% ✗ $84K
Jan 31, 2023 Feb 2, 2023 PTC THERAPEUTICS, INC. CHIEF TECHNICAL OPS OFFICER Sell 48.8 -658 -0.97% ✗ $30K
Jan 24, 2023 Jan 26, 2023 PTC THERAPEUTICS, INC. CHIEF TECHNICAL OPS OFFICER Sell 47.5 -44 -1.32% ✗ $2.1K
Jan 10, 2023 Jan 12, 2023 PTC THERAPEUTICS, INC. CHIEF TECHNICAL OPS OFFICER Sell 46.3 -910 -1.32% ✗ $39.7K
Jan 9, 2023 Jan 11, 2023 PTC THERAPEUTICS, INC. CHIEF TECHNICAL OPS OFFICER Sell 46.3 -759 -1.09% ✗ $31.6K
Feb 1, 2022 Feb 3, 2022 PTC THERAPEUTICS, INC. Chief Technical Ops Officer Sell 46.3 -632 -1.22% ✗ $25.3K
Jan 25, 2022 Jan 27, 2022 PTC THERAPEUTICS, INC. Chief Technical Ops Officer Sell 47.5 -43 -1.73% ✗ $1.7K
Jan 7, 2022 Jan 11, 2022 PTC THERAPEUTICS, INC. Chief Technical Ops Officer Sell 91.3 +14,379 38.27% ✗ $30.9K
Jan 4, 2022 Jan 6, 2022 PTC THERAPEUTICS, INC. Chief Technical Ops Officer Sell 47.5 -64 -3.52% ✗ $2.6K
Feb 1, 2021 Feb 2, 2021 PTC THERAPEUTICS, INC. Chief Technical Ops Officer Sell 42.5 -1,001 -2.59% ✗ $57K
Jan 25, 2021 Jan 27, 2021 PTC THERAPEUTICS, INC. Chief Technical Ops Officer Sell 18.8 -541 -22.65% ✓ $34.2K
Jan 8, 2021 Jan 12, 2021 PTC THERAPEUTICS, INC. Chief Technical Ops Officer Sell 10.0 -1,300 -35.25% ✓ $89.7K
Jan 5, 2021 Jan 7, 2021 PTC THERAPEUTICS, INC. Chief Technical Ops Officer Sell 46.3 -626 -2.16% ✗ $39K
Jan 4, 2021 Jan 6, 2021 PTC THERAPEUTICS, INC. Chief Technical Ops Officer Sell 8.8 -104,038 -24.10% ✓ $6.3M
Nov 4, 2020 Nov 6, 2020 PTC THERAPEUTICS, INC. Chief Technical Ops Officer Sell 5.0 -24,062 -30.75% ✓ $1.4M
Feb 6, 2020 Feb 7, 2020 PTC THERAPEUTICS, INC. Chief Technical Ops Officer Sell 5.0 -54,445 -49.26% ✓ $3M
Jan 23, 2020 Jan 27, 2020 PTC THERAPEUTICS, INC. Chief Technical Ops Officer Sell 50.0 -46 -0.76% ✗ $2.4K
Jan 6, 2020 Jan 8, 2020 PTC THERAPEUTICS, INC. Chief Technical Ops Officer Sell 46.3 -693 -2.93% ✗ $33.5K
Jan 7, 2019 Jan 9, 2019 PTC THERAPEUTICS, INC. Chief Technical Ops Officer Sell 46.3 -653 -2.76% ✗ $22.7K
Jun 19, 2018 Jun 21, 2018 PTC THERAPEUTICS, INC. EVP Research Pharma Ops & Tech Sell 7.5 -20,000 -47.30% ✓ $966.2K
Jan 5, 2018 Jan 9, 2018 PTC THERAPEUTICS, INC. EVP Research Pharma Ops & Tech Sell 46.3 -703 -3.06% ✗ $12.7K
Jan 3, 2018 Jan 5, 2018 PTC THERAPEUTICS, INC. EVP Research Pharma Ops & Tech Sell 90.0 +797 18.07% ✗ $1.4K
Jan 5, 2017 Jan 6, 2017 PTC THERAPEUTICS, INC. EVP Research Pharma Ops & Tech Sell 47.5 -78 -2.82% ✗ $922
Apr 15, 2015 Apr 17, 2015 PTC THERAPEUTICS, INC. EVP Research Pharma Ops & Tech Sell 7.5 -9,511 -88.02% ✓ $652.9K
Mar 19, 2015 Mar 23, 2015 PTC THERAPEUTICS, INC. EVP Research Pharma Ops & Tech Sell 5.0 -20,370 -65.34% ✓ $1.4M
Mar 10, 2015 Mar 11, 2015 PTC THERAPEUTICS, INC. EVP, Research and CMC Sell 53.8 -79 -0.25% ✓ $5.6K
Feb 17, 2015 Feb 20, 2015 PTC THERAPEUTICS, INC. EVP, Research and CMC Sell 25.0 -3,904 -11.10% ✓ $211.2K
Jan 20, 2015 Jan 22, 2015 PTC THERAPEUTICS, INC. EVP, Research and CMC Sell 10.0 -26,096 -22.19% ✓ $1.6M
Dec 4, 2014 Dec 5, 2014 PTC THERAPEUTICS, INC. Senior VP, Research and CMC Sell 52.5 -175 -0.56% ✓ $8.8K
Mar 19, 2014 Mar 20, 2014 PTC THERAPEUTICS, INC. Senior VP, Research and CMC Sell 7.5 -10,859 -25.68% ✓ $346.6K