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US INSIDER PROFILE · NON-SCORING RESEARCH

MITAROTONDA JAMES A

10% Owner | Director

Identity: SEC reporting-owner CIK · Reporting-owner CIK: 0001254583

Purchase history

Companies traded
1
Purchases · 12M
9
Purchases · 24M
9
Average purchase
$59.9K
Median purchase
$40.2K
Gross purchase value
$539.3K

Companies: EASTERN CO

9 SEC accession(s) · 4 joint-owner event(s). Values are reported Form 4 transaction values in USD.

Qualifying purchase disclosures

PublishedCompanyTickerRoleReported valueSEC source
2026-09-17EASTERN COEMLDirector | 10% Owner$35.9KOpen filing
2026-06-17EASTERN COEMLDirector | 10% Owner$35.9KOpen filing
2026-06-08EASTERN COEMLDirector | 10% Owner$122.7KOpen filing
2026-03-20EASTERN COEMLDirector | 10% Owner$40.2KOpen filing
2026-03-17EASTERN COEMLDirector | 10% Owner$35.9KOpen filing
2026-03-10EASTERN COEMLDirector | 10% Owner$136.6KOpen filing
2025-12-17EASTERN COEMLDirector | 10% Owner$36.0KOpen filing
2025-12-16EASTERN COEMLDirector | 10% Owner$49.0KOpen filing
2025-11-14EASTERN COEMLDirector | 10% Owner$47.1KOpen filing

Post-purchase outcomes

Excess return = stock return − S&P 500 ETF (SPY adjusted close) return. Returns start on the first shared trading session on or after publication.

PeriodCompleted eventsPrice coverageHit rateMedian excess returnAverage excess returnWorst excess return
5D9Developing100.0% (9/9)44.4% (4/9)-0.6%+1.1%-5.6%
20D8Developing88.9% (8/9)50.0% (4/8)+2.7%+3.5%-9.9%
60D8Developing100.0% (8/8)62.5% (5/8)+2.1%+3.8%-7.5%
120D6Developing100.0% (6/6)83.3% (5/6)+3.9%+9.0%-2.5%

Research patterns

First purchase in 12M
1/9
Large purchase ≥ $100k
2/9
Cluster buying · 15D
9/9
Buying the dip
6/9

Routine / opportunistic: Not classifiable. These labels never affect the score or ranking.

Small samples remain visible but are not scored. This research enrichment never affects US-v1.1.