EdgarLookup

INSPERITY, INC. — 10-K Filings

28 10-K filings on record

This page lists all 10-K filings submitted to the SEC by INSPERITY, INC. (NSP), sorted by most recent first. Each row links to the full filing on EdgarLookup. INSPERITY, INC. has filed 28 10-K documents with the SEC since 2013. To view all SEC filings by INSPERITY, INC., see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-K405 10-Q 10-Q/A 144 15-12B 3 3/A 4 4/A 424B4 5 8-A12B 8-A12B/A 8-K 8-K/A ARS CERT CORRESP CT ORDER DEF 14A DEFA14A PRE 14A S-1/A S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SC TO-I SC TO-I/A SCHEDULE 13G SCHEDULE 13G/A UPLOAD
Form Description Accession Number Filed Period
10-K 10-K 0001000753-26-000011 Feb 11, 2026 Dec 31, 2025
10-K 10-K 0001000753-25-000008 Feb 11, 2025 Dec 31, 2024
10-K 10-K 0001000753-24-000012 Feb 9, 2024 Dec 31, 2023
10-K 10-K 0001000753-23-000012 Feb 10, 2023 Dec 31, 2022
10-K 10-K 0001000753-22-000009 Feb 11, 2022 Dec 31, 2021
10-K 10-K 0001000753-21-000009 Feb 12, 2021 Dec 31, 2020
10-K 10-K 0001000753-20-000013 Feb 12, 2020 Dec 31, 2019
10-K 10-K 0001000753-19-000007 Feb 11, 2019 Dec 31, 2018
10-K 10-K 0001000753-18-000015 Feb 12, 2018 Dec 31, 2017
10-K 10-K 0001000753-17-000007 Feb 13, 2017 Dec 31, 2016
10-K 10-K 0001000753-16-000075 Feb 12, 2016 Dec 31, 2015
10-K 10-K 0001000753-15-000008 Feb 10, 2015 Dec 31, 2014
10-K 10-K 0001000753-14-000008 Feb 10, 2014 Dec 31, 2013
10-K INSPERITY INC 10-K 12-31-2012 0001140361-13-005779 Feb 11, 2013 Dec 31, 2012
10-K INSPERITY INC 10-K 12-31-2011 0001140361-12-007828 Feb 14, 2012 Dec 31, 2011
10-K ADMINISTAFF 10-K 12-31-2010 0001140361-11-008714 Feb 14, 2011 Dec 31, 2010
10-K FORM 10-K 0000950123-10-011398 Feb 11, 2010 Dec 31, 2009
10-K FORM 10-K 0000950129-09-000335 Feb 9, 2009 Dec 31, 2008
10-K FORM 10-K - ANNUAL REPORT 0000950129-08-000591 Feb 7, 2008 Dec 31, 2007
10-K FORM 10-K - ANNUAL REPORT 0000950129-07-000558 Feb 12, 2007 Dec 31, 2006
10-K ADMINISTAFF, INC.- DECEMBER 31, 2005 0000950129-06-001544 Feb 16, 2006 Dec 31, 2005
10-K ADMINISTAFF, INC.- DECEMBER 31, 2004 0000950129-05-001518 Feb 22, 2005 Dec 31, 2004
10-K ADMINISTAFF, INC.- YEAR ENDED DECEMBER 31, 2003 0000950129-04-000788 Feb 25, 2004 Dec 31, 2003
10-K ADMINISTAFF, INC. - DATED 12/31/2002 0000950134-03-004206 Mar 20, 2003 Dec 31, 2002
10-K ADMINISTAFF INC - DECEMBER 31, 2001 0000950129-02-001151 Mar 8, 2002 Dec 31, 2001
10-K ADMINISTAFF INC - YEAR ENDED DECEMBER 31, 2000 0000950129-01-001482 Mar 16, 2001 Dec 31, 2000
10-K ADMINISTAFF, INC. - DATED 12/31/98 0000950129-99-000918 Mar 11, 1999 Dec 31, 1998
10-K ADMINISTAFF, INC. - DATED 12/31/97 0000950129-98-001035 Mar 13, 1998 Dec 31, 1997