PEI MELINDA LITHERLAND — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

PEI MELINDA LITHERLAND has filed 3 SEC Form 4 filings across 2 companies in the last 90 days — buying. Lifetime open-market purchases: $41K. Historical track record: 1/5 stars across 4 tracked purchases.

Track Record

InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realised performance after each tracked open-market purchase.

InsiderAlpha rating★☆☆☆☆ (1/5)
Total purchases tracked4
Purchases with forward-return data4
30-day win rate0%
90-day win rate10000%
Avg 5-day return-45.74%
Avg 30-day return-548.78%
Avg 90-day return+16603.04%
Best 30-day return+0.00%

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-06-02RPIDRAPID MICRO BIOSYSTEMS, INC.A — Grant or award12.8K$1.96$25K
2026-05-26RPIDRAPID MICRO BIOSYSTEMS, INC.A — Grant or award19.3K$0.00
2026-04-23BIOBIO-RAD LABORATORIES, INC.M — Option exercise407$0.00
2025-04-22BIOBIO-RAD LABORATORIES, INC.M — Option exercise308$0.00
2024-12-05RPIDRAPID MICRO BIOSYSTEMS, INC.P — Open-market purchase9.1K$1.04$9K
2024-12-05RPIDRAPID MICRO BIOSYSTEMS, INC.P — Open-market purchase10.9K$1.00$11K
2024-11-27RPIDRAPID MICRO BIOSYSTEMS, INC.P — Open-market purchase19.9K$1.05$21K
2024-11-27RPIDRAPID MICRO BIOSYSTEMS, INC.P — Open-market purchase108$1.04$112

Companies — Last 90 Days

Frequently Asked Questions

Who is PEI MELINDA LITHERLAND?

PEI MELINDA LITHERLAND is a corporate insider — currently tracked as Director of RAPID MICRO BIOSYSTEMS, INC. (RPID). InsiderAlpha tracks every SEC Form 4 filing in real time.

How many SEC Form 4 filings has PEI MELINDA LITHERLAND submitted recently?

3 primary Form 4 filings in the last 90 days, covering 2 companies.

Has PEI MELINDA LITHERLAND been buying or selling stock?

Recorded transactions: 4 open-market purchases ($41K) and 0 open-market sales () across all tracked filings.

How accurate is PEI MELINDA LITHERLAND's historical track record?

Across 4 tracked purchases, PEI MELINDA LITHERLAND averaged -548.8% avg 30-day return with a 0% 30-day win rate. InsiderAlpha rates the track record at 1/5 stars.

Where can I see all of PEI MELINDA LITHERLAND'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.

Learn More

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