Guillaume Stephen J has filed 12 insider transactions across 1 company since April 2024.
Most recent transaction: a purchase of 13 shares of CITIZENS FINANCIAL SERVICES INC ($CZFS) on February 27, 2026.
Activity breakdown: 7 open-market purchases and 0 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 27, 2026 | CITIZENS FINANCIAL SERVICES INC | $CZFS | Guillaume Stephen J | SENIOR VICE PRESIDENT | P | COMMON CLASS | 13 | $57.06 | 4,655.5903 | 5,207,577 | 0.28% | 0.00% |
| Nov. 28, 2025 | CITIZENS FINANCIAL SERVICES INC | $CZFS | Guillaume Stephen J | SENIOR VICE PRESIDENT | P | COMMON CLASS | 16 | $53.10 | 4,569.7491 | 5,207,577 | 0.35% | 0.00% |
| Aug. 31, 2025 | CITIZENS FINANCIAL SERVICES INC | $CZFS | Guillaume Stephen J | SENIOR VICE PRESIDENT | P | COMMON CLASS | 13 | $56.96 | 4,523.8348 | 5,207,577 | 0.29% | 0.00% |
| June 27, 2025 | CITIZENS FINANCIAL SERVICES INC | $CZFS | Guillaume Stephen J | EXECUTIVE VICE PRESIDENT | J | COMMON CLASS | 45 | $60.42 | 4,503.6378 | 5,207,577 | 1.00% | 0.00% |
| May 30, 2025 | CITIZENS FINANCIAL SERVICES INC | $CZFS | Guillaume Stephen J | EXECUTIVE VICE PRESIDENT | P | COMMON CLASS | 15 | $58.09 | 4,452.1793 | 5,207,577 | 0.34% | 0.00% |
| May 21, 2025 | CITIZENS FINANCIAL SERVICES INC | $CZFS | Guillaume Stephen J | EXECUTIVE VICE PRESIDENT | A | COMMON CLASS | 331 | $0.00 | 4,437.1793 | 5,207,577 | 8.06% | 0.01% |
| Feb. 28, 2025 | CITIZENS FINANCIAL SERVICES INC | $CZFS | Guillaume Stephen J | EXECUTIVE VICE PRESIDENT | P | COMMON CLASS | 13 | $57.45 | 4,077.3137 | 5,207,577 | 0.32% | 0.00% |
| Feb. 18, 2025 | CITIZENS FINANCIAL SERVICES INC | $CZFS | Guillaume Stephen J | EXECUTIVE VICE PRESIDENT | A | COMMON CLASS | 15 | $0.00 | 4,064.3137 | 5,207,577 | 0.37% | 0.00% |
| Nov. 29, 2024 | CITIZENS FINANCIAL SERVICES INC | $CZFS | Guillaume Stephen J | SENIOR VICE PRESIDENT | P | COMMON CLASS | 13 | $67.08 | 4,007.6152 | 5,160,754 | 0.33% | 0.00% |
| June 28, 2024 | CITIZENS FINANCIAL SERVICES INC | $CZFS | Guillaume Stephen J | EXECUTIVE VICE PRESIDENT | J | COMMON CLASS | 39 | $43.95 | 3,930.8770 | 5,160,754 | 1.00% | 0.00% |
| June 3, 2024 | CITIZENS FINANCIAL SERVICES INC | $CZFS | Guillaume Stephen J | EXECUTIVE VICE PRESIDENT | A | COMMON CLASS | 306 | $0.00 | 3,891.9574 | 5,160,754 | 8.53% | 0.01% |
| April 30, 2024 | CITIZENS FINANCIAL SERVICES INC | $CZFS | Guillaume Stephen J | EXECUTIVE VICE PRESIDENT | P | COMMON CLASS | 300 | $40.00 | 3,585.9574 | 5,160,754 | 9.13% | 0.01% |