SEC Insider Transactions from Ptacin Brogan.

Last updated: 2026-03-14 11:52 UTC | Total transactions: 23

Ptacin Brogan, Head of Commercial Banking at Byline Bancorp ($BY), sold shares once on the open market in the last year, totaling about $344 thousand. The most recent sale occurred on August 28, 2025. This places Ptacin Brogan's sales volume at 7,291st among nearly 12,000 insiders, well below the average of $8.6 million across about six transactions per insider. No open market purchases were recorded.

Set Up your own filters →
Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Feb. 22, 2026 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING F Common stock 1338 $33.13 51,502.0000 45,859,977 2.53% 0.00%
Feb. 22, 2026 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING A Common stock 3866 $0.00 52,840.0000 45,859,977 7.89% 0.01%
Feb. 22, 2026 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING F Common stock 858 $33.13 53,059.0000 45,859,977 1.59% 0.00%
Feb. 22, 2026 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING A Common stock 2415 $0.00 53,917.0000 45,859,977 4.69% 0.01%
Aug. 28, 2025 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING M Stock Option 11812 $0.00 9,450.0000 44,459,584 55.55% 0.03%
Aug. 28, 2025 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING S Common stock 11812 $29.10 48,974.0000 44,459,584 19.43% 0.03%
Aug. 28, 2025 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING M Common stock 11812 $11.65 60,786.0000 44,459,584 24.12% 0.03%
Feb. 22, 2025 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING F Common stock 287 $28.91 17,201.0000 44,459,584 1.64% 0.00%
Feb. 22, 2025 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING F Common stock 323 $28.91 16,878.0000 44,459,584 1.88% 0.00%
Feb. 22, 2025 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING F Common stock 400 $28.91 16,478.0000 44,459,584 2.37% 0.00%
Feb. 22, 2025 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING A Common stock 3726 $0.00 20,204.0000 44,459,584 22.61% 0.01%
Feb. 22, 2025 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING F Common stock 1059 $28.91 19,145.0000 44,459,584 5.24% 0.00%
Feb. 22, 2025 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING A Common stock 2629 $0.00 21,774.0000 44,459,584 13.73% 0.01%
Nov. 7, 2024 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING S Common stock 8100 $30.68 17,488.0000 43,764,056 31.66% 0.02%
Aug. 29, 2024 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING M Common stock 11812 $0.00 0.0000 43,764,056 0.00% 0.03%
Aug. 29, 2024 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING S Common stock 11812 $27.65 25,588.0000 43,764,056 31.58% 0.03%
Aug. 29, 2024 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING M Common stock 11812 $11.65 37,400.0000 43,764,056 46.16% 0.03%
Feb. 22, 2024 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING F Common stock 236 $21.06 19,243.0000 43,764,056 1.21% 0.00%
Feb. 22, 2024 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING A Common stock 4828 $0.00 23,797.0000 43,764,056 25.45% 0.01%
Feb. 22, 2024 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING F Common stock 329 $21.06 19,479.0000 43,764,056 1.66% 0.00%
Feb. 22, 2024 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING F Common stock 1671 $21.06 22,126.0000 43,764,056 7.02% 0.00%
Feb. 22, 2024 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING A Common stock 3462 $0.00 25,588.0000 43,764,056 15.65% 0.01%
Feb. 22, 2024 BYLINE BANCORP, INC. $BY Ptacin Brogan HEAD OF COMMERCIAL BANKING F Common stock 274 $21.06 18,969.0000 43,764,056 1.42% 0.00%