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buyWeak cluster of 2

Jonathan Michael Nelson bought $20k of AVBC

CFO and Treasurer at Avidia Bancorp, Inc.. 1,065 shares at an average of $18.90, traded Jun 3, 2026, filed Jun 3, 2026.

Conviction score
38
Value
$20k
1,065 shares
Holdings after
14,545
+8% from before
From 52-week low
+32%
low $14.20, close $18.73
From 52-week high
-11%
high $21.15, as of Jun 3, 2026

Score components

  • Role
    CFO
    +22
  • Trade size
    $20k at market
    0
  • Relative to holdings
    Holdings up 8%
    +3
  • Price context
    Near the top of the 52-week range
    0
  • Cluster
    2 insiders buying within 14 days
    +8
  • Repeat buying
    2 buys in 90 days
    +5
  • Track record
    Too few past buys to judge (0 with prices)
    0

What happened after comparable buys

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

AVBCOct 9, 2026 · close 21.89
Since filing Jun 3, 2026: +16.9%SPY +3.7% · excess +13.2%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001437749-26-019346, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Jun 3, 2026POpen-market purchase
Common Stock
+1,065$18.90$20k14,545Jun 3, 2026

Related signals

Other insiders at Avidia Bancorp, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
45Moderate
AVBCsell
Avidia Bancorp, Inc.
Michael Neil Flanigan
director
$112k
5,000 shares
-100%
43Moderate
AVBCbuy 2
Avidia Bancorp, Inc.
Michael Dennis Murphy
director, other
$111k
5,000 shares
+270%
53Moderate
AVBCbuy 3
Avidia Bancorp, Inc.
Jonathan Michael Nelson
CFO and Treasurer
$100k
4,500 shares
+31%
48Moderate
AVBCbuy 3
Avidia Bancorp, Inc.
Joseph F Grimaldo
director
$110k
5,000 shares
+11%
39Weak
AVBCbuy 3
Avidia Bancorp, Inc.
Thomas Doane
EVP- Human Resources
$39k
1,726 shares
+10%
43Moderate
AVBCbuy 3
Avidia Bancorp, Inc.
Joseph F Grimaldo
director
$100k
4,655 shares
+12%
51Moderate
AVBCbuy 3
Avidia Bancorp, Inc.
Kennedy O Saul
director
$128k
5,900 shares
+142%
45Moderate
AVBCbuy 3
Avidia Bancorp, Inc.
Michael O Gilles
director
$57k
3,000 shares
+12%
25Weak
AVBCbuy 5
Avidia Bancorp, Inc.
Nicolas Karmelek
EVP and CRO
$627
33 shares
+0%
51Moderate
AVBCbuy 4
Avidia Bancorp, Inc.
Robert D Cozzone
President & CEO
$40k
2,128 shares
+3%

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.