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Insider · CIK 0001449556

Martin S. Friedman

owner

Files at RVSB (RIVERVIEW BANCORP INC), CBNA (CHAIN BRIDGE BANCORP INC). First filing Feb 13, 2025, latest May 30, 2025.

Martin S. Friedman files SEC Form 4 as 10% owner at RVSB (RIVERVIEW BANCORP INC), and also at CBNA (CHAIN BRIDGE BANCORP INC). Since Feb 13, 2025, Martin S. Friedman has reported 1 open-market buy worth $628k and 3 open-market sells worth $2.1M, the latest filed on May 30, 2025.

A track record needs three past buys with six months of prices behind them; Martin S. Friedman has 0, so none is measured yet.

The newest scored trade: sold $868k of CBNA on May 28, 2025, filed May 30, 2025, scored 35 (weak).

Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
1 / 3
$628k bought, $2.1M sold

Where the trades landed

Last year at the 2 companies this insider has traded most, with each buy and sell on the bar it happened.

CBNA: CHAIN BRIDGE BANCORP INC

CBNAOct 9, 2026 · close 49.25

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™

RVSB: RIVERVIEW BANCORP INC

RVSBOct 9, 2026 · close 5.97

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.

ScoreCompanyValueHoldingsPrice contextFiled
35Weak
CBNAsell
CHAIN BRIDGE BANCORP INC
$868k
32,158 shares
-10%+31% from low-2% from high
57Moderate
RVSBsell
RIVERVIEW BANCORP INC
$964k
186,348 shares
-100%-
30Weak
CBNAbuy
CHAIN BRIDGE BANCORP INC
$628k
25,796 shares
+8%-
31Weak
RVSBsell
RIVERVIEW BANCORP INC
$277k
50,500 shares
-21%-

Transactions

Every row this insider has filed, 6 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
May 28, 2025CBNA
CHAIN BRIDGE BANCORP INC
SOpen-market sale
Class A Common Stockindirect: See notes
-32,158$27.01$868k306,078May 30, 2025
Mar 12, 2025RVSB
RIVERVIEW BANCORP INC
SOpen-market sale
Common Stockindirect: See footnote
-186,348$5.18$964k0Mar 14, 2025
Feb 21, 2025CBNA
CHAIN BRIDGE BANCORP INC
POpen-market purchase
Class A Common Stockindirect: See notes
+1,088$24.49$27k312,528Mar 3, 2025
Feb 24, 2025CBNA
CHAIN BRIDGE BANCORP INC
POpen-market purchase
Class A Common Stockindirect: See notes
+16,194$24.46$396k328,722Mar 3, 2025
Feb 25, 2025CBNA
CHAIN BRIDGE BANCORP INC
POpen-market purchase
Class A Common Stockindirect: See notes
+8,514$24.13$205k338,236Mar 3, 2025
Feb 11, 2025RVSB
RIVERVIEW BANCORP INC
SOpen-market sale
Common Stockindirect: See Footnote
-50,500$5.49$277k186,348Feb 13, 2025

Questions about Martin S. Friedman

Answered from the filings on this page, as of the latest one.

Is Martin S. Friedman buying or selling?

Not in the last 12 months. Martin S. Friedman's latest open-market trade on SEC Form 4 was sold $868k of CBNA on May 28, 2025.

How did Martin S. Friedman's past buys perform?

Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Martin S. Friedman has 0.

Where does Martin S. Friedman file Form 4?

Martin S. Friedman has filed Form 4 at RVSB (RIVERVIEW BANCORP INC); CBNA (CHAIN BRIDGE BANCORP INC). 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.