HARBOR DIVERSIFIED, INC. SEC EDGAR Filings (CIK 0000899394)

SEC EDGAR filings, ownership reports, and insider transactions for HARBOR DIVERSIFIED, INC..

Symbol
HRBR on OTC
Industry
Air Transportation, Scheduled (Office Of Energy & Transportation)
Business address
5601 W. Grande Market Drive, Suite C, Appleton, WI, 54913
State of incorporation
DE
Fiscal year end
31 December
Former names
Harbor BioSciences, Inc. (to 20 Jan 2012), HOLLIS EDEN PHARMACEUTICALS INC /DE/ (to 16 Feb 2010), INITIAL ACQUISITION CORP (to 10 Apr 1997)
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HARBOR DIVERSIFIED, INC. has filed 513 SEC EDGAR filings since 15 May 1996

Latest Filings

Recent SEC filings for HARBOR DIVERSIFIED, INC. including 8-K, NT 10-Q, 10-Q and more.

Form type Document Filing Description Filing date Reporting date File number(s)
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 16 Jan 2026 09 Jan 2026 001-34584
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 31 Dec 2025 30 Dec 2025 001-34584
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 18 Dec 2025 10 Dec 2025 001-34584
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NT 10-Q 10 Dec 2025 30 Sep 2025 001-34584
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NT 10-Q 03 Sep 2025 30 Jun 2025 001-34584
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 03 Sep 2025 29 Aug 2025 001-34584
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 16 May 2025 30 Sep 2024 001-34584
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NT 10-Q 16 May 2025 31 Mar 2025 001-34584
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 11 Apr 2025 30 Jun 2024 001-34584
NT 10-K Open NT 10-K document View SEC filing for NT 10-K NT 10-K 02 Apr 2025 31 Dec 2024 001-34584
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 28 Mar 2025 31 Mar 2024 001-34584
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 10 Jan 2025 03 Jan 2025 001-34584
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 05 Dec 2024 27 Nov 2024 001-34584
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NT 10-Q 15 Nov 2024 30 Sep 2024 001-34584
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 25 Oct 2024 21 Oct 2024 001-34584
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 24 Oct 2024 31 Dec 2023 001-34584
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NT 10-Q 14 Aug 2024 30 Jun 2024 001-34584
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NT 10-Q 16 May 2024 31 Mar 2024 001-34584
NT 10-K Open NT 10-K document View SEC filing for NT 10-K NT 10-K 02 Apr 2024 31 Dec 2023 001-34584
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 29 Mar 2024 29 Mar 2024 001-34584
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 28 Dec 2023 28 Dec 2023 001-34584
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Nov 2023 30 Sep 2023 001-34584
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 25 Sep 2023 22 Sep 2023 001-34584
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 Aug 2023 30 Jun 2023 001-34584
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 15 May 2023 31 Mar 2023 001-34584
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 03 Apr 2023 31 Dec 2022 001-34584
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 01 Mar 2023 23 Feb 2023 001-34584
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 15 Feb 2023 10 Feb 2023 001-34584
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 23 Dec 2022 19 Dec 2022 001-34584
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 21 Nov 2022 30 Sep 2022 001-34584
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NT 10-Q 15 Nov 2022 30 Sep 2022 001-34584
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 29 Aug 2022 24 Aug 2022 001-34584
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 22 Aug 2022 19 Aug 2022 001-34584
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 10 Aug 2022 30 Jun 2022 001-34584
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 09 May 2022 31 Mar 2022 001-34584
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 30 Mar 2022 31 Dec 2021 001-34584
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 12 Nov 2021 30 Sep 2021 001-34584
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 13 Sep 2021 08 Sep 2021 001-34584
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 Aug 2021 30 Jun 2021 001-34584
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 17 May 2021 31 Mar 2021 001-34584
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 01 Apr 2021 31 Dec 2020 001-34584
NT 10-K Open NT 10-K document View SEC filing for NT 10-K NT 10-K 01 Apr 2021 31 Dec 2020 001-34584
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 10 Feb 2021 30 Sep 2020 001-34584
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Jan 2021 30 Jun 2020 001-34584
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NT 10-Q 16 Nov 2020 30 Sep 2020 001-34584
8-K Open 8-K document View SEC filing for 8-K 8-K 03 Nov 2020 28 Oct 2020 001-34584
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 22 Oct 2020 31 Mar 2020 001-34584
8-K Open 8-K document View SEC filing for 8-K 8-K 21 Oct 2020 15 Oct 2020 001-34584
8-K Open 8-K document View SEC filing for 8-K 8-K 06 Oct 2020 01 Oct 2020 001-34584
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NT 10-Q 14 Aug 2020 30 Jun 2020 001-34584
8-K Open 8-K document View SEC filing for 8-K 8-K 12 Aug 2020 10 Aug 2020 001-34584
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 10 Jul 2020 31 Dec 2019 001-34584
NT 10-Q Open NT 10-Q document View SEC filing for NT 10-Q NT 10-Q 30 Jun 2020 31 Mar 2020 001-34584
NT 10-K Open NT 10-K document View SEC filing for NT 10-K NT 10-K 12 Jun 2020 31 Dec 2019 001-34584
8-K Open 8-K document View SEC filing for 8-K 8-K 29 Apr 2020 29 Apr 2020 001-34584
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 20 Jan 2012 31 Dec 2011 001-34584
15-15D Open 15-15D document View SEC filing for 15-15D FORM 15 12 Jan 2012 333-18725
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-18725
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-103831
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-101221
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-34180
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-113644
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-105378
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-103851
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-83372
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-135095
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-96181
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-92179
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-136554
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-126458
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-106835
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-72853
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-69727
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-69725
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-163936
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-75860
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-56157
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-56155
EFFECT Open EFFECT document View SEC filing for EFFECT 09 Jan 2012 333-51284
S-8 POS Open S-8 POS document View SEC filing for S-8 POS POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 05 Jan 2012 333-92185
S-8 POS Open S-8 POS document View SEC filing for S-8 POS POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 05 Jan 2012 333-51286
S-8 POS Open S-8 POS document View SEC filing for S-8 POS POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 05 Jan 2012 333-65712
S-8 POS Open S-8 POS document View SEC filing for S-8 POS POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 05 Jan 2012 333-101219
S-8 POS Open S-8 POS document View SEC filing for S-8 POS POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 05 Jan 2012 333-106860
S-8 POS Open S-8 POS document View SEC filing for S-8 POS POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 05 Jan 2012 333-121216
S-8 POS Open S-8 POS document View SEC filing for S-8 POS POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 05 Jan 2012 333-130670
S-8 POS Open S-8 POS document View SEC filing for S-8 POS POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 05 Jan 2012 333-136555
S-8 POS Open S-8 POS document View SEC filing for S-8 POS POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 05 Jan 2012 333-148088
S-8 POS Open S-8 POS document View SEC filing for S-8 POS POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 05 Jan 2012 333-156111
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-163936
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-136554
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-135095
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 2 TO FORM S-3 05 Jan 2012 333-126458
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-103851
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-113644
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-106835
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-105378
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-103831
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-101221
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-83372
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-75860
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-51284
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-34180
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-96181
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-92179
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-72853
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-69727
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-69725
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-56157
POS AM Open POS AM document View SEC filing for POS AM POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 05 Jan 2012 333-56155
POS AM Open POS AM document View SEC filing for POS AM POS AM 05 Jan 2012 333-18725
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 07 Nov 2011 30 Sep 2011 001-34584
4 Open 4 document View SEC filing for 4 STOCK PURCHASE 31 Oct 2011 27 Oct 2011
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 28 Oct 2011 26 Oct 2011 001-34584
4 Open 4 document View SEC filing for 4 STOCK PURCHASE 21 Oct 2011 18 Oct 2011
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEFINITIVE PROXY STATEMENT 01 Sep 2011 26 Oct 2011 001-34584
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 01 Sep 2011
PRER14A Open PRER14A document View SEC filing for PRER14A REVISED PRELIMINARY PROXY STATEMENT 31 Aug 2011 001-34584
CORRESP Open CORRESP document View SEC filing for CORRESP 31 Aug 2011
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 25 Aug 2011
3 Open 3 document View SEC filing for 3 FORM 3 22 Aug 2011 11 Aug 2011
3 Open 3 document View SEC filing for 3 FORM 3 22 Aug 2011 11 Aug 2011
3 Open 3 document View SEC filing for 3 FORM 3 22 Aug 2011 11 Aug 2011
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRELIMINARY PROXY STATEMENT 17 Aug 2011 30 Aug 2011 001-34584
15-12G Open 15-12G document View SEC filing for 15-12G FORM 15 15 Aug 2011 000-24672
D Open D document View SEC filing for D 12 Aug 2011 021-164409
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 12 Aug 2011 11 Aug 2011 001-34584
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 12 Aug 2011 30 Jun 2011 001-34584
8-K Open 8-K document View SEC filing for 8-K FORM 8-K DATED JULY 28, 2011 03 Aug 2011 28 Jul 2011 001-34584
DEFA14A Open DEFA14A document View SEC filing for DEFA14A FORM 8-K DATED JULY 28, 2011 03 Aug 2011 001-34584
10-Q Open 10-Q document View SEC filing for 10-Q FORM 10-Q 12 May 2011 31 Mar 2011 001-34584
CT ORDER Open CT ORDER document View SEC filing for CT ORDER 18 Apr 2011 001-34584
10-K Open 10-K document View SEC filing for 10-K FORM 10-K 31 Mar 2011 31 Dec 2010 001-34584
8-K Open 8-K document View SEC filing for 8-K FORM 8-K FILING DOCUMENT 07 Feb 2011 07 Feb 2011 001-34584
10-Q Open 10-Q document View SEC filing for 10-Q FORM 10-Q 12 Nov 2010 30 Sep 2010 001-34584
25-NSE Open 25-NSE document View SEC filing for 25-NSE 21 Oct 2010 000-24672
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 17 Sep 2010 14 Sep 2010 001-34584
10-Q Open 10-Q document View SEC filing for 10-Q FORM 10-Q 13 Aug 2010 30 Jun 2010 001-34584
8-K Open 8-K document View SEC filing for 8-K FORM 8-K FILING DOCUMENT 10 Jun 2010 10 Jun 2010 001-34584
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 08 Jun 2010 07 Jun 2010 001-34584
424B5 Open 424B5 document View SEC filing for 424B5 PROSPECTUS SUPPLEMENT 07 Jun 2010 333-163936
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 02 Jun 2010 27 May 2010 001-34584
10-Q Open 10-Q document View SEC filing for 10-Q FORM 10-Q 07 May 2010 31 Mar 2010 001-34584
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEFINITIVE PROXY STATEMENT 12 Apr 2010 27 May 2010 001-34584
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 12 Apr 2010
CORRESP Open CORRESP document View SEC filing for CORRESP 09 Apr 2010
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 09 Apr 2010
PRE 14A Open PRE 14A document View SEC filing for PRE 14A NOTICE AND PROXY STATEMENT 01 Apr 2010 27 May 2010 001-34584
10-K Open 10-K document View SEC filing for 10-K FORM 10-K 30 Mar 2010 31 Dec 2009 001-34584
8-K Open 8-K document View SEC filing for 8-K 8-K FILING LISTING TRANSFER TO CAPITAL MARKET 17 Mar 2010 17 Mar 2010 001-34584
8-K Open 8-K document View SEC filing for 8-K 8-K 7.01 FD DISCLOSURE - PRESS RELEASE 050810 05 Mar 2010 05 Mar 2010 001-34584
8-K Open 8-K document View SEC filing for 8-K 8-K FILING NAME CHANGE 02/16/2010 16 Feb 2010 16 Feb 2010 001-34584
4 Open 4 document View SEC filing for 4 FORM 4 STOCK OPTIONS JANUARY 2010 03 Feb 2010 29 Jan 2010
4 Open 4 document View SEC filing for 4 FORM 4 STOCK OPTIONS JANUARY 2010 03 Feb 2010 29 Jan 2010
4 Open 4 document View SEC filing for 4 FORM 4 STOCK OPTIONS JANUARY 2010 03 Feb 2010 29 Jan 2010
4 Open 4 document View SEC filing for 4 FORM 4 STOCK OPTIONS JANUARY 2010 03 Feb 2010 29 Jan 2010
4 Open 4 document View SEC filing for 4 FORM 4 STOCK OPTIONS JANUARY 2010 03 Feb 2010 29 Jan 2010
4 Open 4 document View SEC filing for 4 STOCK OPTIONS JANUARY 2010 03 Feb 2010 29 Jan 2010
4 Open 4 document View SEC filing for 4 FORM 4 STOCK OPTIONS JANUARY 2010 03 Feb 2010 29 Jan 2010
EFFECT Open EFFECT document View SEC filing for EFFECT 15 Jan 2010 333-163936
CORRESP Open CORRESP document View SEC filing for CORRESP 13 Jan 2010
S-3/A Open S-3/A document View SEC filing for S-3/A PRE-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3 06 Jan 2010 333-163936

About this filer

HARBOR DIVERSIFIED, INC. files with the SEC under CIK 0000899394. This page aggregates EDGAR filings and related ownership activity.

Industry: Air Transportation, Scheduled.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

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