EASTERN CO
AI score not needed: the AI review runs from a match score of 55.
Research score, not a recommendation.
Market data
Live quote and chart from Yahoo Finance, loaded through this server. Insider purchases are marked on the chart.
–
Why this score
Research score: a weighted blend of the five factors, times the routine and offering discounts, minus the selling penalty.
Why are they buying?
AI score not needed: the AI review runs only on clusters with a match score of 55 or more. The filings in the table below are the primary evidence.
Stock Price & Insider Purchase History
Daily close price with open-market insider purchases plotted over time
Loading price history…
| Date | Insider | Role | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|
| 2023-03-16 | DiSanto Frederick D. 35 purchases with a 63-day result · median -4.3% | Director | 7,500 | $16.39 | $122.9K | SEC filing for DiSanto Frederick D. (opens in a new tab) |
| 2023-03-16 → 2023-03-17 | MITAROTONDA JAMES A 17 purchases with a 63-day result · median -5.0% | Director | 2,332 | $16.63 avg | $38.8K | |
| 2023-03-16 | MITAROTONDA JAMES A | 1,068 | $16.25 | $17.4K | SEC filing for MITAROTONDA JAMES A (opens in a new tab) | |
| 2023-03-17 | MITAROTONDA JAMES A | 1,264 | $16.95 | $21.4K | SEC filing for MITAROTONDA JAMES A (opens in a new tab) | |
| 2023-03-16 | MARDY MICHAEL J 4 purchases with a 63-day result · median +4.8% | Director | 1,000 | $16.00 | $16.0K | SEC filing for MARDY MICHAEL J (opens in a new tab) |
| 2023-03-15 | Vlahos Nicholas Alec history of Vlahos Nicholas Alec's purchases | CFO | 2 | $16.20 | $32 | SEC filing for Vlahos Nicholas Alec (opens in a new tab) |
| Total | $177.7K | |||||
Other buying runs at EML
A run ends after a pause in the buying, so one company can have several. Returns are the stock's return minus its benchmark's (IWM for small companies, SPY otherwise), from the first open after the run became a cluster. Past results, not a forecast.
After this run became a cluster: 21 days -1.4%63 days +0.6%126 days +4.3%
| Window | Insiders | Total | Score | 21 days | 63 days | 126 days | Status |
|---|---|---|---|---|---|---|---|
| 2026-09-16 | 4 | $118.0K | 32 | +0.7% | – | – | active |
| 2026-06-04 → 2026-06-16 | 5 | $306.1K | 43 | +9.4% | +17.7% | – | active |
| 2026-03-06 → 2026-03-18 | 7 | $347.2K | 52 | +1.0% | -6.9% | +8.9% | closed |
| 2025-11-12 → 2025-12-16 | 7 | $403.2K | 53 | -15.7% | +7.9% | -1.2% | closed |
| 2020-03-03 → 2020-03-23 | 3 | $100.7K | 47 | -12.4% | -33.5% | -26.5% | closed |
| 2017-11-09 → 2017-11-15 | 4 | $161.6K | 57 | -0.2% | -7.9% | +4.9% | closed |
| 2017-05-19 | 5 | $3.0M | 69 | -0.3% | -13.2% | -14.4% | closed |