Companies: 10,795·Total market cap: $144.5T
Appian Corporation

Appian Corporation

APPNNASDAQTechnology● Active
$24.24
$-0.49(-1.99%)
Market Cap$1.8B
P/E Ratio
52W High$46.059
52W Low$18.63
SEC Filings

Appian Corporation (APPN) SEC Filings & 10-K Annual Reports

SEC EDGAR regulatory submissions (10-K, 10-Q, 8-K), latest forms, and full filing history — quick links to financials and earnings below.

SEC EDGAR · data.sec.gov · CIK 0001441683 · APPN · NASDAQ · as of Jun 8, 2026

Filing snapshot

959
Total Filings
4
Latest Form
2026-05-13
Most Recent
2017
Filing Since

Source: SEC EDGAR (data.sec.gov) · CIK 0001441683 · Updated hourly · Not investment advice

Latest Annual Report

10-K · Annual ReportFY
Filed Date
2026-02-19
Fiscal Year End
Feb 19, 2026
Accession No.
0001441683-26-000013
Primary Document
appn-20251231.htm
Source: data.sec.gov · CIK 0001441683 · Accession 0001441683-26-000013

Latest Key Filings

10-QQuarterly Report
10-Q
2026-05-07
8-KCurrent Report
8-K
2026-05-07Material Event
Form 4Insider Activity
Ownership Change Disclosures

Executive & director trade disclosures. Full buy/sell sentiment analysis on the dedicated tab.

SEC Filing History

Hide Form 4 / 144
10-QQuarterly Report
10-Q
2026-05-07
View
8-KCurrent Report
8-K
2026-05-07
View
ARSARS
ARS
2026-04-22
View
DEFA14AProxy Statement (Additional)
DEFA14A
2026-04-22
View
DEF 14AProxy Statement
DEF 14A
2026-04-22
View
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-03-26
View
SCHEDULE 13GSCHEDULE 13G
SCHEDULE 13G
2026-03-05
View
SCHEDULE 13GSCHEDULE 13G
SCHEDULE 13G
2026-02-24
View
10-KAnnual Report
10-K
2026-02-19
View
8-KCurrent Report
8-K
2026-02-19
View
SCHEDULE 13D/ASCHEDULE 13D/A
SCHEDULE 13D/A
2026-02-05
View
3Initial Statement of Beneficial Ownership
FORM 3
2026-02-04
View
SCHEDULE 13DSCHEDULE 13D
SCHEDULE 13D
2026-01-27
View
8-KCurrent Report
8-K
2026-01-21
View
10-QQuarterly Report
10-Q
2025-11-06
View
Showing 1–15 of 318 filingsForm 4 / 144 hidden· 959 total in EDGAR

About SEC Filings & 10-K Annual Reports

Data source: SEC EDGAR (data.sec.gov)  |  Updated: Hourly  |  CIK: 0001441683  |  Exchange: NASDAQ · Technology

Appian Corporation (NASDAQ: APPN) has submitted 959 documents to the U.S. Securities and Exchange Commission (SEC) since its IPO in 2017. As a Technology sector company with CIK 0001441683, all filings are publicly accessible via the EDGAR database at no cost.

The annual 10-K report is Appian Corporation's most comprehensive regulatory disclosure. The most recent Appian Corporation 10-K was filed on 2026-02-19 for fiscal year ending 2026. Historical APPN 10-K annual reports are available from 2008 through 2026.

Investors researching Appian Corporation SEC filings can access 10-K annual reports, quarterly 10-Q reports, material event 8-K filings, and proxy statements directly from the links above. All documents are sourced from the official SEC EDGAR system.

Source: SEC EDGAR · data.sec.gov · SEC Form 10-K · SEC Form 10-Q · SEC Form 8-K2026-06-08

Frequently Asked Questions

APPN SEC Filings · 8 questions

Appian Corporation (APPN) SEC filings are publicly available on this page and on the official SEC EDGAR database at sec.gov. You can browse all 959 filings and access original documents at no cost. Appian Corporation's CIK is 0001441683.

APPN SEC filingsAppian Corporation SEC documentsfind APPN 10-K