secwatch.observer — SEC 8-K summary ====================================== Issuer: PIPER SANDLER COMPANIES (PIPR) CIK: 0001230245 Form: 8-K Filed at: 2026-03-23T23:59:59+00:00 Accession: 0001104659-26-033351 Event type: other_material Sentiment: neutral Materiality: 0.30 Item codes: 5.03, 8.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Piper Sandler announces 4-for-1 forward stock split effective March 23, 2026 ---------------------------------------------------------------------------- - 4-for-1 forward stock split; authorized common shares increased from 100M to 400M. - Effective at 4:30 p.m. ET on March 23, 2026; split-adjusted trading begins March 24. - New CUSIP number for common stock post-split: 724078209. - Proportionate adjustment to shares registered under existing S-8 registration statements. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1230245/000110465926033351/0001104659-26-033351-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1230245/000110465926033351/tm268988d1_8k.htm HTML page: https://secwatch.observer/filing/0001104659-26-033351 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer