EdgarLookup

UNION PACIFIC CORP — 4 Filings

2,162 4 filings on record

This page lists all 4 filings submitted to the SEC by UNION PACIFIC CORP (UNP), sorted by most recent first. Each row links to the full filing on EdgarLookup. UNION PACIFIC CORP has filed 2,162 4 documents with the SEC since 2020. To view all SEC filings by UNION PACIFIC CORP, see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-K405 10-K405/A 10-Q 10-Q/A 11-K 144 15-12B 15-12G 3 3/A 4 4/A 424B2 424B3 424B5 425 5 8-K 8-K/A ARS CORRESP DEF 14A DEFA14A DEFC14A DEFN14A DEFR14A DFAN14A EFFECT FWP NO ACT POS AM PRE 14A PREM14A PREN14A PRER14A PRRN14A PX14A6G S-3 S-3/A S-3ASR S-4 S-4/A S-8 SC 13D SC 13D/A SC 13E3 SC 13E3/A SC 13G SC 13G/A SC 14D1 SC 14D1/A SC TO-T SC TO-T/A SCHEDULE 13G/A UPLOAD
Form Description Accession Number Filed Period
4 PRIMARY DOCUMENT 0000100885-25-000302 Oct 2, 2025 Oct 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000286 Oct 2, 2025 Oct 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000303 Oct 2, 2025 Oct 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000288 Oct 2, 2025 Oct 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000292 Oct 2, 2025 Oct 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000293 Oct 2, 2025 Oct 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000295 Oct 2, 2025 Oct 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000287 Oct 2, 2025 Oct 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000300 Oct 2, 2025 Oct 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000301 Oct 2, 2025 Oct 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000280 Sep 11, 2025 Sep 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000281 Sep 11, 2025 Sep 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000282 Sep 11, 2025 Sep 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000279 Sep 11, 2025 Sep 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000278 Sep 11, 2025 Sep 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000265 Aug 21, 2025 Aug 19, 2025
4 PRIMARY DOCUMENT 0000100885-25-000262 Aug 11, 2025 Aug 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000263 Aug 11, 2025 Aug 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000261 Aug 11, 2025 Aug 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000259 Aug 11, 2025 Aug 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000260 Aug 11, 2025 Aug 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000229 Jul 11, 2025 Jul 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000225 Jul 11, 2025 Jul 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000232 Jul 11, 2025 Jul 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000234 Jul 11, 2025 Jul 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000237 Jul 11, 2025 Jul 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000227 Jul 11, 2025 Jul 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000217 Jul 3, 2025 Jul 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000213 Jul 2, 2025 Jul 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000214 Jul 2, 2025 Jul 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000215 Jul 2, 2025 Jul 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000207 Jul 2, 2025 Jul 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000208 Jul 2, 2025 Jul 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000209 Jul 2, 2025 Jul 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000210 Jul 2, 2025 Jul 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000211 Jul 2, 2025 Jul 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000212 Jul 2, 2025 Jul 1, 2025
4 PRIMARY DOCUMENT 0000100885-25-000182 Jun 11, 2025 Jun 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000183 Jun 11, 2025 Jun 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000181 Jun 11, 2025 Jun 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000184 Jun 11, 2025 Jun 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000185 Jun 11, 2025 Jun 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000186 Jun 11, 2025 Jun 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000169 May 12, 2025 May 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000168 May 12, 2025 May 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000170 May 12, 2025 May 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000172 May 12, 2025 May 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000171 May 12, 2025 May 10, 2025
4 PRIMARY DOCUMENT 0000100885-25-000153 Apr 29, 2025 Apr 25, 2025
4 PRIMARY DOCUMENT 0000100885-25-000139 Apr 11, 2025 Apr 10, 2025