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Insider · CIK 0002003622

Christopher R. Lynch

director

Files at NBBK (NB Bancorp, Inc.). First filing -, latest -.

In brief

Christopher R. Lynch files SEC Form 4 as director at NBBK (NB Bancorp, Inc.). No open-market trade is on file; the transactions below are grants, exercises and other rows that carry no view on the price.

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

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
0 / 0
$0 bought, $0 sold

Signals

This insider’s open-market buys and sells, scored.

No scored open-market trades yet.

Transactions

Every row this insider has filed, 8 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Apr 24, 2026NBBK
NB Bancorp, Inc.
FTax withholding
Common Stock
-4,150$19.82$82k92,772Apr 27, 2026
Jan 2, 2026NBBK
NB Bancorp, Inc.
AGrant or award
Common Stock
+7,685$0.00$096,922Jan 6, 2026
Nov 10, 2025NBBK
NB Bancorp, Inc.
GGift
Common Stock
-2,725$0.00$089,237Nov 12, 2025
Oct 30, 2025NBBK
NB Bancorp, Inc.
GGift
Common Stock
-600$0.00$091,962Nov 3, 2025
Sep 16, 2025NBBK
NB Bancorp, Inc.
GGift
Common Stock
-600$0.00$092,562Sep 18, 2025
Sep 10, 2025NBBK
NB Bancorp, Inc.
GGift
Common Stock
-600$0.00$093,162Sep 12, 2025
Sep 9, 2025NBBK
NB Bancorp, Inc.
GGift
Common Stock
-600$0.00$093,762Sep 11, 2025
Apr 24, 2025NBBK
NB Bancorp, Inc.
AGrant or award
Common Stock
+75,237$0.00$094,362Apr 28, 2025

Questions about Christopher R. Lynch

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

Is Christopher R. Lynch buying or selling?

Christopher R. Lynch has no open-market buy or sell on SEC Form 4; the filings on record are grants, exercises and other transactions.

How did Christopher R. Lynch's past buys perform?

Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Christopher R. Lynch has 0.

Where does Christopher R. Lynch file Form 4?

Christopher R. Lynch has filed Form 4 at NBBK (NB 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.

Christopher R. Lynch: insider trades and track record | InsiderTell