---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-23-051916"
form_type: "8-K"
ticker: "BY"
cik: "0001702750"
company_name: "BYLINE BANCORP, INC."
filed_at: "2023-10-04T23:59:59+00:00"
generated_at: "2026-06-10T04:51:32.732025+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Byline Bancorp appoints Carlos Ruiz Sacristán to board of directors

## Summary
- Carlos Ruiz Sacristán, 74, appointed to boards of Byline Bancorp and Byline Bank effective Oct 3, 2023.
- He brings experience as former CEO of PEMEX and Sempra North American Infrastructure, and former Secretary of Communications and Transportation of Mexico.
- He will receive prorated annual director retainer of $100,000 for 2023 plus expense reimbursement.
- Board committee assignments have not yet been determined.

## SEC filing metadata
- accession: 0000950170-23-051916
- form_type: 8-K
- ticker: BY
- cik: 0001702750
- company_name: BYLINE BANCORP, INC.
- filed_at: 2023-10-04T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1702750/000095017023051916/0000950170-23-051916-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1702750/000095017023051916/by-20231003.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-23-051916
- JSON: https://secwatch.observer/filing/0000950170-23-051916.json
- Plain text: https://secwatch.observer/filing/0000950170-23-051916.txt

## Key facts
- Executive change
  Carlos Ruiz Sacristán was appointed as Director at BYLINE BANCORP, INC..
  - Action: appointed
  - Role: Director
  source text: Effective October 3, 2023, following the recommendation by its Governance and Nominating Committee, the Board of Directors of each of Byline Bancorp, Inc. (“Byline” or the “Company”) and Byline Bank appointed Carlos Ruiz Sacristán, age 74, as a Director of Byline and Byline Bank.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1702750/000095017023051916/0000950170-23-051916-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.