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US INSIDER PROFILE · NON-SCORING RESEARCH
Lightheart Charmaine
EVP/CRDEO
Identity: SEC reporting-owner CIK · Reporting-owner CIK: 0002050978
Purchase history
- Companies traded
- 1
- Purchases · 12M
- 4
- Purchases · 24M
- 6
- Average purchase
- $1.6K
- Median purchase
- $1.5K
- Gross purchase value
- $9.8K
Companies: RIVERVIEW BANCORP INC
6 SEC accession(s) · 0 joint-owner event(s). Values are reported Form 4 transaction values in USD.
Qualifying purchase disclosures
| Published | Company | Ticker | Role | Reported value | SEC source |
|---|---|---|---|---|---|
| 2026-09-17 | RIVERVIEW BANCORP INC | RVSB | EVP/CRDEO | $568 | Open filing |
| 2026-08-13 | RIVERVIEW BANCORP INC | RVSB | EVP/CRDEO | $1.3K | Open filing |
| 2026-06-02 | RIVERVIEW BANCORP INC | RVSB | EVP/CRDEO | $976 | Open filing |
| 2026-03-09 | RIVERVIEW BANCORP INC | RVSB | EVP/CRDEO | $1.7K | Open filing |
| 2025-08-08 | RIVERVIEW BANCORP INC | RVSB | EVP/CRDEO | $2.5K | Open filing |
| 2025-06-03 | RIVERVIEW BANCORP INC | RVSB | EVP/CRDEO | $2.7K | Open 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.
| Period | Completed events | Price coverage | Hit rate | Median excess return | Average excess return | Worst excess return |
|---|---|---|---|---|---|---|
| 5D | 6Developing | 100.0% (6/6) | 66.7% (4/6) | +1.0% | +0.9% | -2.6% |
| 20D | 5Developing | 83.3% (5/6) | 80.0% (4/5) | +0.8% | +1.7% | -1.6% |
| 60D | 4Small Sample | 100.0% (4/4) | 0.0% (0/4) | -8.1% | -7.9% | -14.2% |
| 120D | 3Small Sample | 100.0% (3/3) | 0.0% (0/3) | -12.5% | -11.0% | -17.1% |
Research patterns
- First purchase in 12M
- 0/5
- Large purchase ≥ $100k
- 0/6
- Cluster buying · 15D
- 4/6
- Buying the dip
- 1/6
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.