Summary
Updated Aug 31, 2026
John Marotta is President and CEO of Azenta, Inc. (AZTA). 6 SEC Form 4 filings on record going back to 2024, most recently on 3 December 2025. Most recent open-market trade: bought $26K of AZTA on 14 November 2025. Lifetime open-market purchases: $579K. Lifetime open-market sales: $9K. Historical track record: 5/5 stars across 3 tracked purchases.
Recent Transactions
8Every recent SEC Form 4 transaction John Marotta has reported, most recent first.
Track Record
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realized performance after each tracked open-market purchase.
| Metric | Value |
|---|---|
| InsiderAlpha rating | ★★★★★ (5/5) |
| Total purchases tracked | 3 |
| Purchases with forward-return data | 3 |
| 30-day win rate | 100% |
| 90-day win rate | 100% |
| Avg 5-day return | +11.42% |
| Avg 30-day return | +22.45% |
| Avg 90-day return | +10.59% |
| Best 30-day return | +23.36% |
Trading Pattern
InsiderAlpha's records for John Marotta go back to 2024: 6 primary Form 4 filings, an average of 2.0 per year. The typical open-market purchase is $193K (3 buys totaling $579K). The largest single buy on record is $502K of AZTA in 2024. Sales side: 1 recorded sale totaling $9K, so the filing history runs buy-heavy by dollar value. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies John Marotta files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- William L. Cornog - $354K of AZTA open-market activity in the last 12 months
- Alan J. Malus - $320K of AZTA open-market activity in the last 12 months
- Ginger Zhou - $31K of AZTA open-market activity in the last 12 months
- Olga Pirogova - $31K of AZTA open-market activity in the last 12 months
- Ephraim Starr - $8K of AZTA open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is John Marotta?
John Marotta is a corporate insider, tracked as President and CEO of Azenta, Inc. (AZTA). InsiderAlpha holds 6 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did John Marotta last file a Form 4?
The most recent primary Form 4 on record is dated 3 December 2025, one of 6 filings going back to 2024.
Has John Marotta been buying or selling stock?
Recorded transactions: 3 open-market purchases ($579K) and 1 open-market sale ($9K) across all tracked filings.
How accurate is John Marotta's historical track record?
Across 3 tracked purchases, John Marotta averaged +22.4% avg 30-day return with a 100% 30-day win rate. InsiderAlpha rates the track record at 5/5 stars.
Where can I see all of John Marotta's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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