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Allison Transmission Holdings Inc (ALSN) reporting calendar

Allison Transmission Holdings Inc files periodic reports with the SEC as ALSN on NYSE. Atlas tracks 24 filed reports for this issuer, each linked to its original EDGAR accession.

Next window
20 Jul 2026 – 17 Aug 2026
Latest report
10-Q
Period ended
31 Mar 2026
Filed
7 May 2026
Reports on record
24

How this window is derived. Derived from this issuer's own filing history: 9 periods at a median 91-day cadence, filed a median 34 days after period end. The SEC does not publish forward reporting dates and Atlas does not estimate one.

Open ALSN market profile Latest filing on SEC EDGAR ↗ Motor Vehicle Parts & Accessories reporting datesAll NYSE reporting dates

Filed periodic reports

FormPeriod endedFiledLagSEC accession
10-Q31 Mar 20267 May 202637 days0001193125-26-211857
10-K31 Dec 202524 Feb 202655 days0001193125-26-065627
10-Q30 Sep 202530 Oct 202530 days0001193125-25-257624
10-Q30 Jun 20255 Aug 202536 days0000950170-25-103020
10-Q31 Mar 20252 May 202532 days0000950170-25-062281
10-K31 Dec 202413 Feb 202544 days0000950170-25-019379
10-Q30 Sep 202430 Oct 202430 days0000950170-24-118639
10-Q30 Jun 202426 Jul 202426 days0000950170-24-086738
10-Q31 Mar 202426 Apr 202426 days0000950170-24-048677
10-K31 Dec 202314 Feb 202445 days0000950170-24-015192
10-Q30 Sep 202326 Oct 202326 days0000950170-23-055372
10-Q30 Jun 202328 Jul 202328 days0000950170-23-035292
10-Q31 Mar 202328 Apr 202328 days0000950170-23-015499
10-K31 Dec 202216 Feb 202347 days0000950170-23-002967
10-Q30 Sep 202227 Oct 202227 days0000950170-22-020252
10-Q30 Jun 20224 Aug 202235 days0000950170-22-014503
10-Q31 Mar 202228 Apr 202228 days0000950170-22-006523
10-K31 Dec 202117 Feb 202248 days0000950170-22-001427
10-Q30 Sep 202128 Oct 202128 days0001564590-21-052445
10-Q30 Jun 202129 Jul 202129 days0001564590-21-039118
10-Q31 Mar 202129 Apr 202129 days0001564590-21-021620
10-K31 Dec 202018 Feb 202149 days0001564590-21-006709
10-Q30 Sep 202029 Oct 202029 days0001564590-20-048854
10-Q30 Jun 20205 Aug 202036 days0001564590-20-036780

Source: SEC EDGAR company submissions for CIK 0001411207. Atlas publishes filed facts only. The SEC does not publish forward reporting dates, so no announced future date is claimed here.