Quick Takeaways
- CAMBRIDGE BANCORP has 31 insiders with reported activity on this page.
- No net insider buy/sell flow is currently reported for the last year.
- Recent transaction rows are not currently available.
Insider Transactions Reported by 31 Insiders of CAMBRIDGE BANCORP
- Location
- Cambridge, MA
What Changed
- No meaningful buy/sell imbalance is currently visible in the one-year window.
- Activity will update as new Forms 3/4/5 are filed.
Why This Matters
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Source Evidence
Filed on Form 4
See Original Filing
Issuer insider activity is sourced from SEC Forms 3, 4, and 5.
Insider trading overview
Last 12 monthsInsider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 14 May 2025.
Buys
$0
Shares: 0
Insiders: 0
Sells
$0
Shares: 0
Insiders: 0
Net
$0
Shares: 0
Insiders: 0
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
CAMBRIDGE BANCORP executives and other stock owners filed with the SEC include:
Top shareholders of CAMBRIDGE BANCORP (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| Thomas J. Fontaine |
3/4/5
|
Chief Banking Officer, Director |
—
class O/S missing
|
25,072
|
$1,687,847 | — | 31 Dec 2022 | |
| Jennifer Pline |
3/4/5
|
EVP / Head of Wealth Mgmt |
—
class O/S missing
|
12,659
|
$852,204 | — | 09 Mar 2023 | |
| Michael Carotenuto |
3/4/5
|
SVP / CFO |
—
class O/S missing
|
12,062
|
$812,014 | — | 28 Apr 2023 | |
| Martin B. Millane |
3/4/5
|
EVP / Chief Lending Off |
—
class O/S missing
|
11,604
|
$781,182 | — | 15 Feb 2023 | |
| Edward F. Jankowski |
3/4/5
|
Director |
—
class O/S missing
|
3,046
|
$205,057 | — | 17 May 2021 | |
| Jennifer Willis |
3/4/5
|
SVP / CMO |
—
class O/S missing
|
1,628
|
$109,597 | — | 30 Jul 2021 |
Recent Insider Transactions by Companies or Individuals for CAMBRIDGE BANCORP
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| No insider transactions were found in the last 12 months for this issuer. | ||||||||||
* An asterisk sign (*) next to the price indicates that the price is likely invalid.