InsiderChairman & CEO
Marc N Casper Insider Trading Activity
Every SEC Form 4 transaction reported by Marc N Casper, sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud Research Team · SEC Form 4 & insider trading data analysts
Last updated:
Quick Answer
Is Marc N Casper buying or selling?
Marc N Casper reported 1 open-market buys ($439.1K) and 72 sells ($659.2M) across 73 Form 4 filings at 2 companies — a net selling position of $658.7M.
Source: SEC EDGAR Form 4
Key Statistics (as of Aug 26, 2026)
Total Form 4 filings
73
SEC EDGAR
Companies
2
Buys (1)
$439.1K
Sells (72)
$659.2M
Insider sentiment
Net sellingNet insider flow of $658.7M in net selling, filed between Mar 23, 2018 – Aug 26, 2026.
Companies Marc N Casper files for
Recent Marc N Casper transactions
| Date | Ticker | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| Aug 26, 2026 | TMO | Chairman & CEO | Sale | 275 | $172.4K |
| Aug 24, 2026 | TMO | Chairman & CEO | Sale | 20.0K | $12.6M |
| Aug 10, 2026 | TMO | Chairman & CEO | Sale | 4.9K | $2.9M |
| Aug 7, 2026 | TMO | Chairman & CEO | Sale | 15.0K | $8.6M |
| Aug 7, 2026 | TMO | Chairman & CEO | Sale | 15.0K | $8.6M |
| Mar 9, 2026 | TMO | Chairman & CEO | Sale | 4.0K | $2.1M |
| Mar 5, 2026 | TMO | Chairman & CEO | Sale | 10.0K | $5.1M |
| Oct 28, 2025 | TMO | Chairman & CEO | Sale | 24.4K | $13.9M |
| Sep 9, 2025 | TMO | Chairman & CEO | Sale | 400 | $200.2K |
| Aug 26, 2025 | TMO | Chairman & CEO | Sale | 10.0K | $5.0M |
| Aug 21, 2025 | TMO | Chairman & CEO | Sale | 496 | $248.0K |
| Aug 7, 2025 | TMO | Chairman & CEO | Sale | 18.0K | $8.2M |
| Mar 6, 2025 | TMO | Chairman & CEO | Sale | 18.0K | $9.3M |
| Dec 4, 2024 | TMO | Chairman & CEO | Sale | 20.0K | $10.6M |
| Nov 12, 2024 | TMO | Chairman & CEO | Sale | 9.0K | $5.0M |
| Nov 8, 2024 | TMO | Chairman & CEO | Sale | 20.0K | $11.2M |
| Nov 4, 2024 | TMO | Chairman & CEO | Sale | 5.8K | $3.3M |
| Nov 1, 2024 | TMO | Chairman & CEO | Sale | 20.0K | $11.0M |
| Oct 30, 2024 | TMO | Chairman & CEO | Sale | 20.0K | $11.0M |
| Sep 5, 2024 | TMO | Chairman & CEO | Sale | 20.0K | $12.2M |
| Aug 1, 2024 | TMO | Chairman & CEO | Sale | 10.0K | $6.2M |
| Jul 31, 2024 | TMO | Chairman & CEO | Sale | 16.3K | $9.9M |
| Jun 5, 2024 | TMO | Chairman & CEO | Sale | 20.0K | $11.4M |
| May 2, 2024 | TMO | Chairman & CEO | Sale | 10.0K | $5.7M |
| May 1, 2024 | TMO | Chairman & CEO | Sale | 20.0K | $11.5M |
Showing the 25 most recent filings of 73. Screen every filing.
Marc N Casper insider trading FAQ
Is Marc N Casper buying or selling?
Across 73 SEC Form 4 filings, Marc N Casper reported 1 open-market purchases totaling $439.1K and 72 sales totaling $659.2M — a net selling position of $658.7M.
Which companies does Marc N Casper file Form 4s for?
Marc N Casper has reported insider transactions at 2 companies, most often THERMO FISHER SCIENTIFIC INC. (TMO), SYNOPSYS INC (SNPS).
How far back does Marc N Casper's filing history go?
Trabud holds Marc N Casper's SEC Form 4 filings from Mar 23, 2018 – Aug 26, 2026, sourced directly from SEC EDGAR.
Where does Trabud get Marc N Casper's insider trading data?
Directly from SEC EDGAR Form 4 filings. Every transaction on this page is a real filing accepted by the SEC, updated as new filings arrive.
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