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Company profile

Community Financial System, Inc. Insider Trading

CBU

Every SEC Form 4 insider trading filing for Community Financial System, Inc. (CBU) since April 2023: open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?

Exchange
NYSE
Sector
National Commercial Banks
CIK
0000723188
Filings
190
Insiders
25
Last filing
2026-09-17
SEC EDGAR ↗Yahoo Finance ↗Finviz ↗Stock Analysis ↗

Activity summary

Recent insider activity is bullish. Over the last 30 days, 2 insiders purchased shares (net $45K). Buying was led by Savneet Singh.

Three year balance

Buy and sell value by quarter, Q4 23 to Q3 26. Community Financial System, Inc. insiders are net sellers across the period shown.

PurchasesSales
Q4 23Q1 24Q2 24Q3 24$1.4MQ4 24Q1 25Q2 25Q3 25Q4 25Q1 26Q2 26Q3 26

Bars below the rule are sales, above are purchases. Largest quarter on the chart is $1.4M.

90 day insight

Over the last 90 days, Community Financial System, Inc. insiders bought $75K across 3 transactions with no open-market sales.

  • Most active insider: John A Vaccaro with 2 transactions totaling $42K.
  • Largest single purchase: $30K by Brenda M Hall on Aug 24, 2026.

Activity skews bullish: buys outpace sales.

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValueReturn
Sep 17, 2026Michele SullivanCBU
Award
396.288$62.77$25K-0.2% 1d
Sep 17, 2026John A VaccaroCBU
Award
346.503$62.77$22K-0.2% 1d
Sep 9, 2026Savneet SinghCBU
Purchase
400$62.47$25K-0.6% 1w
Aug 27, 2026John A VaccaroCBU
Purchase
317$63.11$20K+1.1% 1w
Aug 24, 2026Brenda M HallCBU
Purchase
476$63.59$30K-0.3% 1w

45 more transactions hidden

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Top insiders

By open-market value traded.

Mark J. BolusDirector1 filing−$817K
Eric StickelsDirector1 filing−$128K
Brenda M HallEVP, COO, Standard Lines1 filing+$30K
Savneet SinghCEO & President1 filing+$25K
John A VaccaroDirector1 filing+$20K

Institutional Ownership

Top 13F-HR holders of Community Financial System, Inc. as of 2026-06-30

↓ decreasing
Total reported AUM
$944.7M
QoQ change
-54.6%
Reporting period
2026-06-30
#1
BlackRock, Inc.
CIK 0002012383
$375.8M
5.6M shares
#2
State Street Corp
CIK 0000093751
$223.9M
3.3M shares
#3
BlackRock, Inc.
CIK 0002012383
$98.7M
1.5M shares

Data source: quarterly 13F-HR filings: institutional holders report positions within 45 days of quarter end. Joined with insider activity above: see who's loading up institutionally while insiders are trading. Full 13F-HR API →

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Form4API, StockholmNot affiliated with the SEC or EDGAR. Data sourced from public EDGAR filings. Not investment advice.

Congressional Trading

Disclosed CBU trades under the STOCK Act

Total trades
2
Purchases
1
Sales
1
Lisa C. McClain
Republican · House · MI
1 buy
1 sell

Sourced from U.S. House Clerk periodic transaction reports (House coverage only). Trade counts reflect disclosed filings only. The STOCK Act allows up to 45 days between a trade and its disclosure, so this reflects recent disclosures, not real-time trading. Full congressional trading API →

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