Casper Marc N (CIK 0001216055)

Latest company ownership

Shares held
30,908
Last filed at
Oct 28, 2025
Confidence Score
35.8
2025Q4
Confidence Score History
2018Q1 2025Q4
SNPS - SYNOPSYS INC
Role: Director
Shares held
3,397
Last filed at
May 25, 2022
Confidence Score
50.0
2025Q4
Confidence Score History
2022Q2 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Oct 24, 2025 Oct 28, 2025 THERMO FISHER SCIENTIFIC INC. CEO Sell 37.5 -24,354 -1.25% ✓ $13.9M
Sep 5, 2025 Sep 9, 2025 THERMO FISHER SCIENTIFIC INC. CEO Sell 48.8 -400 -0.28% ✓ $200.2K
Aug 28, 2025 Sep 2, 2025 THERMO FISHER SCIENTIFIC INC. CEO Sell 30.0 -1,411 -0.54% ✗ $691.2K
Aug 22, 2025 Aug 26, 2025 THERMO FISHER SCIENTIFIC INC. CEO Sell 26.3 -10,000 -6.41% ✓ $5M
Aug 19, 2025 Aug 21, 2025 THERMO FISHER SCIENTIFIC INC. CEO Sell 50.0 -496 -0.13% ✓ $248K
Aug 6, 2025 Aug 7, 2025 THERMO FISHER SCIENTIFIC INC. CEO Sell 41.3 -18,000 -0.75% ✓ $8.2M
Mar 4, 2025 Mar 6, 2025 THERMO FISHER SCIENTIFIC INC. CEO Sell 41.3 -18,000 -0.87% ✓ $9.3M
Feb 28, 2025 Mar 4, 2025 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -5,347 -3.53% ✗ $2.8M
Dec 2, 2024 Dec 4, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -20,000 -13.15% ✓ $10.6M
Nov 8, 2024 Nov 12, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 27.5 -9,000 -5.59% ✓ $5M
Nov 6, 2024 Nov 8, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -20,000 -11.04% ✓ $11.2M
Nov 1, 2024 Nov 4, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 32.5 -5,850 -3.13% ✓ $3.3M
Oct 30, 2024 Nov 1, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 37.5 -20,000 -1.25% ✓ $11M
Oct 28, 2024 Oct 30, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 37.5 -20,000 -1.18% ✓ $11M
Sep 3, 2024 Sep 5, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 40.0 -20,000 -0.82% ✓ $12.2M
Aug 28, 2024 Aug 29, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 30.0 -1,290 -0.71% ✗ $791.2K
Aug 23, 2024 Aug 27, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 30.0 -1,334 -0.73% ✗ $808.8K
Jul 31, 2024 Aug 1, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 26.3 -10,000 -5.16% ✓ $6.2M
Jul 29, 2024 Jul 31, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 41.3 -16,300 -0.62% ✓ $9.9M
Jun 3, 2024 Jun 5, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 37.5 -20,000 -1.07% ✓ $11.4M
May 1, 2024 May 2, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 26.3 -10,000 -5.16% ✓ $5.7M
Apr 29, 2024 May 1, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 40.0 -20,000 -1.00% ✓ $11.5M
Mar 25, 2024 Mar 27, 2024 SYNOPSYS INC Director Buy 97.5 +750 69.12% ✗ $439.1K
Mar 13, 2024 Mar 14, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 26.3 -10,000 -5.16% ✓ $5.9M
Mar 11, 2024 Mar 13, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 37.5 -22,000 -1.02% ✓ $11.9M
Feb 29, 2024 Mar 4, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 26.3 -10,000 -5.11% ✓ $5.7M
Feb 27, 2024 Feb 29, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 37.5 -22,668 -1.16% ✓ $12.9M
Feb 23, 2024 Feb 26, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 27.5 -1,884 -0.99% ✗ $1.1M
Feb 15, 2024 Feb 20, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 36.3 -5,547 -2.82% ✓ $3.1M
Feb 7, 2024 Feb 8, 2024 THERMO FISHER SCIENTIFIC INC. CEO Sell 31.3 -10,000 -4.84% ✓ $5.6M
Nov 6, 2023 Nov 8, 2023 THERMO FISHER SCIENTIFIC INC. CEO Sell 41.3 -11,600 -0.75% ✓ $5.3M
Nov 2, 2023 Nov 6, 2023 THERMO FISHER SCIENTIFIC INC. CEO Sell 38.8 -20,000 -1.17% ✓ $9M
Aug 25, 2023 Aug 29, 2023 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -2,819 -1.35% ✗ $1.5M
Aug 23, 2023 Aug 25, 2023 THERMO FISHER SCIENTIFIC INC. CEO Sell 30.0 -1,334 -0.63% ✗ $727.6K
Aug 7, 2023 Aug 9, 2023 THERMO FISHER SCIENTIFIC INC. CEO Sell 41.3 -11,600 -0.54% ✓ $6.4M
Aug 3, 2023 Aug 7, 2023 THERMO FISHER SCIENTIFIC INC. CEO Sell 40.0 -20,000 -0.90% ✓ $11M
May 8, 2023 May 10, 2023 THERMO FISHER SCIENTIFIC INC. CEO Sell 41.3 -11,600 -0.70% ✓ $6.3M
May 4, 2023 May 8, 2023 THERMO FISHER SCIENTIFIC INC. CEO Sell 40.0 -20,000 -0.83% ✓ $10.9M
Mar 13, 2023 Mar 15, 2023 THERMO FISHER SCIENTIFIC INC. CEO Sell 26.3 -15,000 -6.64% ✓ $8.2M
Feb 28, 2023 Mar 2, 2023 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -2,669 -1.17% ✗ $1.4M
Feb 22, 2023 Feb 24, 2023 THERMO FISHER SCIENTIFIC INC. CEO Sell 95.0 +15,294 7.17% ✗ $3.5M
Feb 13, 2023 Feb 15, 2023 THERMO FISHER SCIENTIFIC INC. CEO Sell 41.3 -11,600 -0.60% ✓ $6.7M
Feb 6, 2023 Feb 13, 2023 THERMO FISHER SCIENTIFIC INC. CEO Sell 37.5 -41,000 -1.11% ✓ $22.9M
Nov 16, 2022 Nov 18, 2022 THERMO FISHER SCIENTIFIC INC. CEO Sell 26.3 -15,000 -6.02% ✓ $8M
Nov 10, 2022 Nov 14, 2022 THERMO FISHER SCIENTIFIC INC. CEO Sell 25.0 -20,000 -7.43% ✓ $10.5M
Nov 4, 2022 Nov 8, 2022 THERMO FISHER SCIENTIFIC INC. CEO Sell 41.3 -18,100 -0.54% ✓ $8.9M
Nov 3, 2022 Nov 4, 2022 THERMO FISHER SCIENTIFIC INC. CEO Sell 36.3 -8,200 -2.96% ✓ $4M
Nov 2, 2022 Nov 4, 2022 THERMO FISHER SCIENTIFIC INC. CEO Sell 42.5 -11,800 -0.28% ✓ $5.9M
Oct 31, 2022 Nov 2, 2022 THERMO FISHER SCIENTIFIC INC. CEO Sell 41.3 -20,000 -0.45% ✓ $10.3M
Aug 25, 2022 Aug 29, 2022 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -4,347 -1.59% ✗ $2.5M
Aug 23, 2022 Aug 24, 2022 THERMO FISHER SCIENTIFIC INC. CEO Sell 37.5 -1,021 -0.37% ✗ $585K
Aug 3, 2022 Aug 5, 2022 THERMO FISHER SCIENTIFIC INC. CEO Sell 40.0 -20,000 -0.68% ✓ $11.8M
Aug 1, 2022 Aug 3, 2022 THERMO FISHER SCIENTIFIC INC. CEO Sell 40.0 -20,000 -0.55% ✓ $11.8M
Jun 16, 2022 Jul 29, 2022 SYNOPSYS INC Director Buy 67.5 +5 0.81% ✗ $1.4K
May 4, 2022 May 5, 2022 THERMO FISHER SCIENTIFIC INC. CEO Sell 42.5 -2,181 -0.79% ✓ $1.2M
May 3, 2022 May 5, 2022 THERMO FISHER SCIENTIFIC INC. CEO Sell 42.5 -17,819 -0.41% ✓ $9.8M
Mar 17, 2022 May 4, 2022 THERMO FISHER SCIENTIFIC INC. CEO Sell 42.5 -15,000 -0.48% ✓ $5.5M
Feb 25, 2022 Mar 1, 2022 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -4,169 -1.47% ✗ $2.3M
Feb 23, 2022 Feb 25, 2022 THERMO FISHER SCIENTIFIC INC. CEO Sell 95.0 +15,367 5.73% ✗ $2.9M
Aug 26, 2021 Aug 30, 2021 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -4,830 -1.74% ✗ $2.7M
Aug 25, 2021 Aug 26, 2021 THERMO FISHER SCIENTIFIC INC. CEO Sell 30.0 -1,442 -0.52% ✗ $790.3K
Aug 23, 2021 Aug 24, 2021 THERMO FISHER SCIENTIFIC INC. CEO Sell 37.5 -613 -0.22% ✗ $338.7K
Aug 4, 2021 Aug 6, 2021 THERMO FISHER SCIENTIFIC INC. CEO Sell 25.0 -20,000 -6.66% ✓ $10.8M
May 20, 2021 Aug 4, 2021 THERMO FISHER SCIENTIFIC INC. CEO Sell 25.0 -20,000 -6.25% ✓ $10.7M
Feb 25, 2021 Mar 1, 2021 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -9,085 -2.76% ✗ $4.1M
Feb 23, 2021 Feb 25, 2021 THERMO FISHER SCIENTIFIC INC. CEO Sell 95.0 +28,876 9.61% ✗ $1.4M
Nov 2, 2020 Nov 4, 2020 THERMO FISHER SCIENTIFIC INC. CEO Sell 16.3 -15,000 -4.76% ✗ $7.3M
Oct 26, 2020 Oct 28, 2020 THERMO FISHER SCIENTIFIC INC. CEO Sell 16.3 -20,000 -5.96% ✗ $9.7M
Aug 27, 2020 Aug 31, 2020 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -6,068 -1.78% ✗ $2.6M
Aug 25, 2020 Aug 27, 2020 THERMO FISHER SCIENTIFIC INC. CEO Sell 27.5 -2,784 -0.81% ✗ $1.2M
Jul 30, 2020 Aug 3, 2020 THERMO FISHER SCIENTIFIC INC. CEO Sell 25.0 -40,000 -6.40% ✓ $16.3M
Jul 28, 2020 Jul 30, 2020 THERMO FISHER SCIENTIFIC INC. CEO Sell 33.8 -40,000 -2.47% ✓ $16.5M
Jul 24, 2020 Jul 28, 2020 THERMO FISHER SCIENTIFIC INC. CEO Sell 25.0 -40,000 -6.40% ✓ $16.2M
Jun 2, 2020 Jun 4, 2020 THERMO FISHER SCIENTIFIC INC. CEO Sell 38.8 -14,795 -1.63% ✓ $5.2M
May 29, 2020 Jun 2, 2020 THERMO FISHER SCIENTIFIC INC. CEO Sell 30.0 -40,000 -4.25% ✓ $14M
May 18, 2020 May 20, 2020 THERMO FISHER SCIENTIFIC INC. CEO Sell 31.3 -16,705 -4.63% ✓ $5.8M
Apr 28, 2020 Apr 29, 2020 THERMO FISHER SCIENTIFIC INC. CEO Sell 22.5 -30,000 -8.02% ✓ $10M
Feb 27, 2020 Feb 28, 2020 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -5,899 -1.68% ✗ $1.8M
Feb 25, 2020 Feb 27, 2020 THERMO FISHER SCIENTIFIC INC. CEO Sell 100.0 +32,114 10.10% ✗ $2.8M
Feb 3, 2020 Feb 13, 2020 THERMO FISHER SCIENTIFIC INC. CEO Sell 30.0 -62,500 -4.38% ✓ $10.1M
Oct 25, 2019 Oct 29, 2019 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -47,729 -11.98% ✓ $14.1M
Sep 13, 2019 Sep 17, 2019 THERMO FISHER SCIENTIFIC INC. CEO Sell 45.0 -2,271 -0.64% ✓ $676.8K
Aug 27, 2019 Aug 29, 2019 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -5,653 -1.59% ✗ $1.6M
Aug 24, 2019 Aug 27, 2019 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -5,309 -1.47% ✗ $1.4M
Jul 30, 2019 Jul 31, 2019 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -50,000 -12.15% ✓ $14.2M
Apr 29, 2019 May 1, 2019 THERMO FISHER SCIENTIFIC INC. CEO Sell 33.8 -50,713 -2.25% ✓ $13.9M
Feb 28, 2019 Mar 1, 2019 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -5,773 -1.57% ✗ $1.5M
Feb 26, 2019 Feb 28, 2019 THERMO FISHER SCIENTIFIC INC. CEO Sell 100.0 +40,313 12.33% ✗ $2.6M
Oct 1, 2018 Oct 3, 2018 THERMO FISHER SCIENTIFIC INC. CEO Sell 2.5 -125,520 -27.74% ✓ $31.1M
Aug 28, 2018 Aug 30, 2018 THERMO FISHER SCIENTIFIC INC. CEO Sell 30.0 -2,956 -0.90% ✗ $703.4K
Aug 24, 2018 Aug 28, 2018 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -9,513 -1.10% ✗ $2.2M
Aug 6, 2018 Aug 8, 2018 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -50,000 -12.84% ✓ $11.7M
Jun 15, 2018 Jun 19, 2018 THERMO FISHER SCIENTIFIC INC. CEO Sell 18.8 -45,000 -11.70% ✓ $9.7M
May 3, 2018 Jun 15, 2018 THERMO FISHER SCIENTIFIC INC. CEO Sell 25.0 -74,500 -6.00% ✓ $10.9M
Mar 21, 2018 Mar 23, 2018 THERMO FISHER SCIENTIFIC INC. CEO Sell 30.0 -80,000 -4.08% ✓ $16.9M
Feb 27, 2018 Mar 1, 2018 THERMO FISHER SCIENTIFIC INC. CEO Sell 100.0 +47,209 14.90% ✗ $2.5M
Feb 20, 2018 Feb 27, 2018 THERMO FISHER SCIENTIFIC INC. CEO Sell 17.5 -5,164 -1.60% ✗ $1.1M