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Insider · CIK 0002070281

Maura Ellen Sullivan

director

Files at ECBK (ECB Bancorp, Inc. /MD/). First filing Dec 9, 2025, latest Feb 9, 2026.

Maura Ellen Sullivan files SEC Form 4 as director at ECBK (ECB Bancorp, Inc. /MD/). Since Dec 9, 2025, Maura Ellen Sullivan has reported 2 open-market buys worth $100k and 0 open-market sells worth $0, the latest filed on Feb 9, 2026.

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

The newest scored trade: bought $41k of ECBK on Feb 9, 2026, filed Feb 9, 2026, scored 36 (weak). In the last 12 months: 2 buys worth $100k and 0 sells worth $0.

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
2 / 0
$100k bought, $0 sold

Where the trades landed

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

ECBK: ECB Bancorp, Inc. /MD/

ECBKOct 9, 2026 · close 21.12

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
36Weak
ECBKbuy
ECB Bancorp, Inc. /MD/
$41k
2,200 shares
+63%+31% from low0% from high
30Weak
ECBKbuy
ECB Bancorp, Inc. /MD/
$59k
3,500 shares
-+29% from low-5% from high

Transactions

Every row this insider has filed, 15 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Feb 9, 2026ECBK
ECB Bancorp, Inc. /MD/
POpen-market purchase
Common Stockindirect: By Spouse
+2,200$18.50$41k5,700Feb 9, 2026
Dec 17, 2025ECBK
ECB Bancorp, Inc. /MD/
AGrant or award
Common Stock
+1,150$0.00$01,150Dec 19, 2025
Dec 8, 2025ECBK
ECB Bancorp, Inc. /MD/
POpen-market purchase
Common Stockindirect: By Spouse
+361$16.65$6,011361Dec 9, 2025
Dec 8, 2025ECBK
ECB Bancorp, Inc. /MD/
POpen-market purchase
Common Stockindirect: By Spouse
+200$16.78$3,356561Dec 9, 2025
Dec 8, 2025ECBK
ECB Bancorp, Inc. /MD/
POpen-market purchase
Common Stockindirect: By Spouse
+76$16.80$1,277637Dec 9, 2025
Dec 8, 2025ECBK
ECB Bancorp, Inc. /MD/
POpen-market purchase
Common Stockindirect: By Spouse
+100$16.81$1,681737Dec 9, 2025
Dec 8, 2025ECBK
ECB Bancorp, Inc. /MD/
POpen-market purchase
Common Stockindirect: By Spouse
+100$16.82$1,682837Dec 9, 2025
Dec 8, 2025ECBK
ECB Bancorp, Inc. /MD/
POpen-market purchase
Common Stockindirect: By Spouse
+100$16.83$1,683937Dec 9, 2025
Dec 8, 2025ECBK
ECB Bancorp, Inc. /MD/
POpen-market purchase
Common Stockindirect: By Spouse
+300$16.84$5,0521,237Dec 9, 2025
Dec 8, 2025ECBK
ECB Bancorp, Inc. /MD/
POpen-market purchase
Common Stockindirect: By Spouse
+500$16.85$8,4251,737Dec 9, 2025
Dec 8, 2025ECBK
ECB Bancorp, Inc. /MD/
POpen-market purchase
Common Stockindirect: By Spouse
+700$16.86$12k2,437Dec 9, 2025
Dec 8, 2025ECBK
ECB Bancorp, Inc. /MD/
POpen-market purchase
Common Stockindirect: By Spouse
+500$16.90$8,4502,937Dec 9, 2025
Dec 9, 2025ECBK
ECB Bancorp, Inc. /MD/
POpen-market purchase
Common Stockindirect: By Spouse
+400$16.95$6,7803,337Dec 9, 2025
Dec 9, 2025ECBK
ECB Bancorp, Inc. /MD/
POpen-market purchase
Common Stockindirect: By Spouse
+100$17.04$1,7043,437Dec 9, 2025
Dec 9, 2025ECBK
ECB Bancorp, Inc. /MD/
POpen-market purchase
Common Stockindirect: By Spouse
+63$17.05$1,0743,500Dec 9, 2025

Questions about Maura Ellen Sullivan

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

Is Maura Ellen Sullivan buying or selling?

In the last 12 months Maura Ellen Sullivan reported 2 open-market buys worth $100k and 0 open-market sells worth $0 on SEC Form 4; the latest was bought $41k of ECBK on Feb 9, 2026. Grants, option exercises and tax withholding are not counted.

How did Maura Ellen Sullivan's past buys perform?

Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Maura Ellen Sullivan has 0.

Where does Maura Ellen Sullivan file Form 4?

Maura Ellen Sullivan has filed Form 4 at ECBK (ECB Bancorp, Inc. /MD/). 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.

Maura Ellen Sullivan: insider trades and track record | InsiderTell