Summary
Updated Aug 31, 2026
Gregory T. Lucier is Director of MARAVAI LIFESCIENCES HOLDINGS, INC. (MRVI). 21 SEC Form 4 filings on record going back to 2024, most recently on 10 June 2026. Most recent open-market trade: bought $83K of AVTR on 11 May 2026. Lifetime open-market purchases: $1.55M. Historical track record: 1/5 stars across 7 tracked purchases.
Recent Transactions
20Every recent SEC Form 4 transaction Gregory T. Lucier 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 | ★☆☆☆☆ (1/5) |
| Total purchases tracked | 7 |
| Purchases with forward-return data | 7 |
| 30-day win rate | 43% |
| 90-day win rate | 43% |
| Avg 5-day return | -3.14% |
| Avg 30-day return | -4.29% |
| Avg 90-day return | -3.65% |
| Best 30-day return | +16.61% |
Trading Pattern
InsiderAlpha's records for Gregory T. Lucier go back to 2024: 21 primary Form 4 filings, an average of 7.0 per year. The typical open-market purchase is $221K (7 buys totaling $1.55M). The largest single buy on record is $458K of AVTR in 2026. 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 Gregory T. Lucier 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.
- Bernd Brust - $1.51M of MRVI open-market activity in the last 12 months
- Kurt Oreshack - $254K of MRVI open-market activity in the last 12 months
- Michael J. Barber - $150K of XRAY open-market activity in the last 12 months
- James D. Forbes - $130K of XRAY open-market activity in the last 12 months
- Jonathan Jay Mazelsky - $101K of XRAY open-market activity in the last 12 months
- Brian P. McKeon - $101K of XRAY 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 Gregory T. Lucier?
Gregory T. Lucier is a corporate insider, tracked as Director of MARAVAI LIFESCIENCES HOLDINGS, INC. (MRVI). InsiderAlpha holds 21 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Gregory T. Lucier submitted recently?
2 primary Form 4 filings in the last 90 days, covering 2 companies.
Has Gregory T. Lucier been buying or selling stock?
Recorded transactions: 7 open-market purchases ($1.55M) and 0 open-market sales across all tracked filings.
How accurate is Gregory T. Lucier's historical track record?
Across 7 tracked purchases, Gregory T. Lucier averaged -4.3% avg 30-day return with a 43% 30-day win rate. InsiderAlpha rates the track record at 1/5 stars.
Where can I see all of Gregory T. Lucier'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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