David A Dykstra, chief operating officer of Wintrust Financial Corp ($WTFC), reported an open-market sale of 13,515 shares on August 13, 2026. The price was $162.77 per share, for a total of $2,199,836.55. He filed the Form 4 the same day and listed 166,449 shares owned after the sale.
That was his third disclosed open-market $WTFC sale. On July 29, 2025, he sold 14,942 shares at $131.53 per share for $1,965,321.26; the Form 4 was filed July 30, 2025, and he reported 182,208 shares afterward. On April 27, 2026, he sold 9,579 shares at $148.82 per share for $1,425,546.78; that filing was dated April 28, 2026, and left him with 179,810 shares. Across the three sales, his disclosed dollar volume was $5,590,704.59, and his reported holdings declined from 182,208 shares after the July 2025 sale to 166,449 shares after the August 2026 sale.
In 2026, six other $WTFC insiders disclosed open-market sales. CFO David L Stoehr sold 2,499 shares on January 29 at $146.16 and 3,020 shares on April 23 at $150.45. Vice chair and chief lending officer Richard B Murphy sold 3,291 shares on January 29 at $146.05 and 3,979 shares on March 2 at $147.12. Vice president Kathleen M Boege reported three sales: 2,066 shares on January 29 at $146.37, 2,934 shares on January 29 at $146.39, and 5,000 shares on February 4 at $159.61. Vice president Jeffrey D Hahnfeld sold 314 shares on January 27 at $145.43 and 530 shares on March 4 at $145.65. Director Suzet M McKinney sold 500 shares on May 4 at $148.96. David Eric Lee, listed as vice chair of Wintrust Financial, sold 558 shares on January 30 at $147.42. The database shows 13 separate $WTFC sale transactions by seven insiders between January 27 and August 13, 2026. Dykstra's two 2026 sales were the largest by dollar value in that span.
Daily price data for $WTFC showed closes of $159.20 on August 10, $162.10 on August 11, and $162.60 on August 12, the last session with a recorded close before the August 13 sale. The sale price of $162.77 per share compared with a closing price of $162.60 on August 12. No August 13 close appeared in the daily price table.
The most recent open-market purchases in the available $WTFC record were two July 25, 2025 transactions by founder and senior advisor Edward J Wehmer, totaling 6,301 shares. A cross-reference of congressional disclosures returned one STOCK Act filing for $WTFC: a February 1, 2016 sale by former Representative Thomas Macarthur, disclosed with a midpoint value of $15,001. That figure is a midpoint estimate of the disclosed range.