Boulding Mark Elliott (CIK 0001578852)

Latest company ownership

Role: EXEC. VP AND CLO
Shares held
2,812
Last filed at
Nov 19, 2025
Confidence Score
22.7
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 17, 2025 Nov 19, 2025 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 41.3 -2,812 -2.64% $213.7K
Oct 7, 2025 Oct 9, 2025 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 37.5 -3,375 -3.15% $214.1K
Oct 3, 2025 Oct 7, 2025 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 36.3 -24,921 -2.08% $1.6M
Sep 11, 2025 Sep 15, 2025 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 27.5 -47,249 -6.10% $2.9M
Aug 15, 2025 Aug 19, 2025 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 41.3 -2,813 -2.64% $136.7K
May 15, 2025 May 19, 2025 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 45.0 -2,812 -1.34% $129.7K
Mar 12, 2025 Mar 14, 2025 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 30.0 -15,521 -6.95% $827.2K
Mar 10, 2025 Mar 12, 2025 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 20.0 -75,420 -10.67% $4M
Feb 19, 2025 Feb 21, 2025 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 42.5 -2,947 -2.76% $147.7K
Jan 7, 2025 Jan 10, 2025 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 42.5 -3,541 -3.21% $158.9K
Dec 2, 2024 Dec 4, 2024 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 18.8 -95,908 -12.89% $5M
Jan 30, 2024 Feb 1, 2024 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 46.3 -794 -1.10% $21.6K
Jan 8, 2024 Jan 10, 2024 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 42.5 -3,395 -4.50% $98K
Apr 17, 2023 Apr 19, 2023 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 5.0 -61,923 -29.12% $3.2M
Jan 31, 2023 Feb 2, 2023 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 46.3 -812 -1.07% $37K
Jan 10, 2023 Jan 12, 2023 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 46.3 -1,085 -1.40% $47.3K
Jan 9, 2023 Jan 11, 2023 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 46.3 -835 -1.07% $34.8K
Oct 17, 2022 Oct 19, 2022 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 38.8 -6,901 -2.75% $379.6K
Sep 20, 2022 Sep 22, 2022 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 47.5 -1,176 -0.95% $64.7K
Apr 13, 2022 Apr 15, 2022 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 37.5 -2,276 -3.59% $102.8K
Apr 5, 2022 Apr 7, 2022 PTC THERAPEUTICS, INC. EXEC. VP AND CLO Sell 58.8 -5 -0.01% $225
Feb 10, 2022 Feb 11, 2022 PTC THERAPEUTICS, INC. Exec. VP and CLO Sell 22.5 -17,935 -12.80% $807.6K
Feb 1, 2022 Feb 3, 2022 PTC THERAPEUTICS, INC. Exec. VP and CLO Sell 46.3 -779 -1.26% $31.2K
Jan 7, 2022 Jan 11, 2022 PTC THERAPEUTICS, INC. Exec. VP and CLO Sell 91.3 +13,515 27.94% $34.1K
Sep 2, 2021 Sep 3, 2021 PTC THERAPEUTICS, INC. Exec. VP and CLO Sell 32.5 -3,363 -6.50% $151.4K
Jul 8, 2021 Jul 12, 2021 PTC THERAPEUTICS, INC. Exec. VP and CLO Sell 42.5 -9,234 -1.87% $417.3K
Feb 1, 2021 Feb 2, 2021 PTC THERAPEUTICS, INC. Exec. VP and CLO Sell 46.3 -778 -1.58% $44.3K
Jan 5, 2021 Jan 7, 2021 PTC THERAPEUTICS, INC. Exec. VP and CLO Sell 46.3 -772 -1.94% $48.1K
Jul 7, 2020 Jul 9, 2020 PTC THERAPEUTICS, INC. Exec. VP and CLO Sell 32.5 -30,625 -3.52% $1.7M
Jul 5, 2019 Jul 9, 2019 PTC THERAPEUTICS, INC. Exec. VP and CLO Sell 30.0 -15,312 -5.97% $685.1K
Jun 28, 2019 Jul 2, 2019 PTC THERAPEUTICS, INC. Exec. VP and CLO Sell 3.8 -181,667 -35.87% $8.2M
Jun 8, 2015 Jun 10, 2015 PTC THERAPEUTICS, INC. Exec VP and CLO Sell 5.0 -56,849 -77.69% $3.1M
Mar 20, 2015 Mar 23, 2015 PTC THERAPEUTICS, INC. Exec. VP and CLO Sell 5.0 -21,142 -65.59% $1.4M
Mar 20, 2014 Mar 21, 2014 PTC THERAPEUTICS, INC. Exec. VP and CLO Sell 12.5 -10,049 -23.77% $311.1K