Insider · CIK 0001713974
David Lam
Files at RVSB (RIVERVIEW BANCORP INC). First filing Sep 16, 2025, latest Aug 18, 2026.
In brief
David Lam files SEC Form 4 as CFO at RVSB (RIVERVIEW BANCORP INC). Since Sep 16, 2025, David Lam has reported 2 open-market buys worth $10k and 0 open-market sells worth $0, the latest filed on Aug 18, 2026.
A track record needs three past buys with six months of prices behind them; David Lam has 1, so none is measured yet.
The newest scored trade: bought $5,170 of RVSB on Aug 17, 2026, filed Aug 18, 2026, scored 51 (moderate). In the last 12 months: 1 buy worth $5,170 and 0 sells worth $0.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
RVSB: RIVERVIEW BANCORP INC
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 51Moderate | RIVERVIEW BANCORP INC | $5,170 1,000 shares | +1% | +8% from low-15% from high | |
| 36Weak | RVSBbuy RIVERVIEW BANCORP INC | $4,930 1,000 shares | +1% | +9% from low-24% from high |
Transactions
Every row this insider has filed, 4 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Aug 17, 2026 | RVSB RIVERVIEW BANCORP INC | POpen-market purchase Common Stock | +1,000 | $5.17 | $5,170 | 76,011 | Aug 18, 2026 |
| Sep 19, 2025 | RVSB RIVERVIEW BANCORP INC | AGrant or award Common Stock | +5,162 | $0.00 | $0 | 75,056 | Dec 8, 2025 |
| Sep 19, 2025 | RVSB RIVERVIEW BANCORP INC | AGrant or award Common Stock | +7,743 | $0.00 | $0 | 82,799 | Dec 8, 2025 |
| Sep 12, 2025 | RVSB RIVERVIEW BANCORP INC | POpen-market purchase Common Stock | +1,000 | $4.93 | $4,930 | 72,134 | Sep 16, 2025 |
Questions about David Lam
Answered from the filings on this page, as of the latest one.
Is David Lam buying or selling?
In the last 12 months David Lam reported 1 open-market buy worth $5,170 and 0 open-market sells worth $0 on SEC Form 4; the latest was bought $5,170 of RVSB on Aug 17, 2026. Grants, option exercises and tax withholding are not counted.
How did David Lam's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and David Lam has 1.
Where does David Lam file Form 4?
David Lam has filed Form 4 at RVSB (RIVERVIEW BANCORP INC) as EVP/CFO. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.