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.

Filer Snapshot

EMERALD ADVISERS, LLC SEC EDGAR Filings

SEC filings, ownership reports, and insider transactions for CIK 0001015083.

Entity Type

Company

Total Filings

149

Latest Filing

04 May 2026

Industry

n/a

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Start with the latest filings table, then open the strongest context page for this filer.

Use the filings table to verify the newest submission, form type, and report period.
Open the deeper context page only when this filer actually has insider or ownership signal.

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Source: SEC Form 13F

13F-HR filed on 04 May 2026 for CIK 0001015083.

View Source Filing

Business address: 3175 Oregon Pike, Leola, PA, 17540
Top securities (13F): MOD, GH, BE, TTMI, COGT, KTOS, VSEC, FN, AGX, AIR, CRDO, TVTX, ESE, MRCY, LIVN, LASR, RMBS, AX, EYE, and BBIO
State of incorporation: PA
Former names: EMERALD ADVISERS INC/PA (to 31 Oct 2018)

Key facts

EMERALD ADVISERS, LLC is an SEC filer tracked under CIK 0001015083.
149 filings are listed on this profile.
Common form coverage includes 13F-HR, N-PX, SC 13G/A and more.

Change

Latest filing: 13F-HR filed on 04 May 2026.
Report period: 31 Mar 2026.

Research use

You can quote filing dates and form types directly from the SEC record on this page.
Use this profile before deeper ownership or insider analysis to confirm filing history context.

Evidence

Source: SEC Form 13F

13F-HR filed on 04 May 2026 for CIK 0001015083.

View Source Filing

Return Loop

Why revisit this filer page

A newly filed 13F-HR can change the filing history, ownership context, or next research path for EMERALD ADVISERS, LLC.

Latest source-backed update: 13F-HR filed 04 May 2026
Why come back: Revisit after a new SEC filing appears to compare the updated record with prior filings.

Latest filing on record: 13F-HR filed 04 May 2026.
Save this filer if you want a stable place to return after the next filing cycle.
Open the latest filing table or ownership context to verify what changed.

Filer freshness comes from SEC EDGAR submission history and related source-backed ownership or portfolio filings when available.

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Latest update

What changed recently for EMERALD ADVISERS, LLC

New filing available

Latest 13F period: Q1 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

04 May 2026

Page type

Filer profile

Latest period

Q1 2026

Institutional portfolio context was refreshed from a 13F filing filed on 04 May 2026.

Open filer profile Browse recent public updates

Benchmark Context

Benchmark context for this company

EMERALD ADVISERS, LLC has a source-backed company facts view where you can compare the latest reported metrics with its own recent history and with peer rankings for the same metric.

Compared with

Start on the facts page for period-to-period context, then open a metric ranking when you want to compare the same reported fact across other SEC-reporting companies.

Why this is notable

Latest 13F period: Q1 2026. That gives you a fresh baseline before you compare this company with peers.

Peer comparisons stay conservative: same metric, compatible units, latest valid company row only.
Open the facts page first if you want the cleanest path to verification.

Benchmark context is only shown where the app has enough comparable SEC-backed data to keep the interpretation honest.

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Company intelligence

EMERALD ADVISERS, LLC: filings, ownership, insiders

CIK 0001015083. Open the active data lane, then verify the SEC filing behind the row.

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Active modules

2/5

Available company intelligence paths on this page.

Filings

149

SEC submissions provide the evidence trail.

Ownership context

1/3

Insider, large-stake, and institutional ownership lanes.

Return loop

Watch

Return when a new SEC-backed change lands.

Research checks

Latest filing

13F-HR filed 04 May 2026

Ownership lanes

1/3 active

CIK

0001015083

Next review

watch new filing, insider, 13D/G, or 13F change

SEC-verifiable company research path

Keep the next click tied to one changing object: a CIK, filing, insider, Schedule 13D/G holder, Form 13F manager, or security.

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SEC filings

Available

Latest company filings

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Company facts

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Financial context

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Forms 3/4/5

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Insider activity

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Schedule 13D/G

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Large-stake holders

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Form 13F

Available

Institutional holders

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SEC-verifiable company hub

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Watchlist return triggers

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new company filing insider Form 4 13D/G holder change 13F holder update

Filer Overview

EMERALD ADVISERS, LLC has filed 149 SEC EDGAR filings since 14 May 1999. Common forms include 13F-HR, N-PX, SC 13G/A, SC 13G and more.

EMERALD ADVISERS, LLC SEC filings EMERALD ADVISERS, LLC 13F portfolio

Latest Filings

Recent SEC filings for EMERALD ADVISERS, LLC with direct links to document and filing folders.

13F-HR File 028-05618

13F-HR filing

Filing date: 04 May 2026
Reporting date: 31 Mar 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 09 Feb 2026
Reporting date: 31 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 30 Oct 2025
Reporting date: 30 Sep 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

N-PX File 028-05618

N-PX filing

Filing date: 12 Aug 2025
Reporting date: 30 Jun 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 04 Aug 2025
Reporting date: 30 Jun 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 01 May 2025
Reporting date: 31 Mar 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 11 Feb 2025
Reporting date: 31 Dec 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 29 Oct 2024
Reporting date: 30 Sep 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

N-PX File 028-05618

N-PX filing

Filing date: 23 Aug 2024
Reporting date: 30 Jun 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 06 Aug 2024
Reporting date: 30 Jun 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 08 May 2024
Reporting date: 31 Mar 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 05 Feb 2024
Reporting date: 31 Dec 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 26 Oct 2023
Reporting date: 30 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 25 Jul 2023
Reporting date: 30 Jun 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 04 May 2023
Reporting date: 31 Mar 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 03 Feb 2023
Reporting date: 31 Dec 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 25 Oct 2022
Reporting date: 30 Sep 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 29 Jul 2022
Reporting date: 30 Jun 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 29 Apr 2022
Reporting date: 31 Mar 2022
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 02 Feb 2022
Reporting date: 31 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 28 Oct 2021
Reporting date: 30 Sep 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 29 Jul 2021
Reporting date: 30 Jun 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 29 Apr 2021
Reporting date: 31 Mar 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 29 Jan 2021
Reporting date: 31 Dec 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 28 Oct 2020
Reporting date: 30 Sep 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 28 Jul 2020
Reporting date: 30 Jun 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 30 Apr 2020
Reporting date: 31 Mar 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 29 Jan 2020
Reporting date: 31 Dec 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 31 Oct 2019
Reporting date: 30 Sep 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 31 Jul 2019
Reporting date: 30 Jun 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 01 May 2019
Reporting date: 31 Mar 2019
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 30 Jan 2019
Reporting date: 31 Dec 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 31 Oct 2018
Reporting date: 30 Sep 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 31 Jul 2018
Reporting date: 30 Jun 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 26 Apr 2018
Reporting date: 31 Mar 2018
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 05 Feb 2018
Reporting date: 31 Dec 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 30 Oct 2017
Reporting date: 30 Sep 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 28 Jul 2017
Reporting date: 30 Jun 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 28 Apr 2017
Reporting date: 31 Mar 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 26 Jan 2017
Reporting date: 31 Dec 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 27 Oct 2016
Reporting date: 30 Sep 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 28 Jul 2016
Reporting date: 30 Jun 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 28 Apr 2016
Reporting date: 31 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A

Filing date: 27 Jan 2016
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 25 Jan 2016
Reporting date: 31 Dec 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 23 Oct 2015
Reporting date: 30 Sep 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 28 Jul 2015
Reporting date: 30 Jun 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 29 Apr 2015
Reporting date: 31 Mar 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 30 Jan 2015
Reporting date: 31 Dec 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 28 Oct 2014
Reporting date: 30 Sep 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G

Filing date: 22 Jul 2014
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 17 Jul 2014
Reporting date: 30 Jun 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 30 Apr 2014
Reporting date: 31 Mar 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 30 Jan 2014
Reporting date: 31 Dec 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 31 Oct 2013
Reporting date: 30 Sep 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 30 Jul 2013
Reporting date: 30 Jun 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

QUARTERLY HOLDINGS REPORT

Filing date: 23 Apr 2013
Reporting date: 31 Mar 2013
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

QUARTERLY HOLDINGS REPORT

Filing date: 23 Jan 2013
Reporting date: 31 Dec 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR

Filing date: 25 Oct 2012
Reporting date: 30 Sep 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 27 Jul 2012
Reporting date: 30 Jun 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR

Filing date: 25 Apr 2012
Reporting date: 31 Mar 2012
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

HOLDINGS REPORT

Filing date: 24 Jan 2012
Reporting date: 31 Dec 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 28 Oct 2011
Reporting date: 30 Sep 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 02 Aug 2011
Reporting date: 30 Jun 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G

SC 13G filing

Filing date: 12 Jul 2011
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 25 Apr 2011
Reporting date: 31 Mar 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 27 Jan 2011
Reporting date: 31 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 26 Oct 2010
Reporting date: 30 Sep 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 23 Jul 2010
Reporting date: 30 Jun 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR filing

Filing date: 26 Apr 2010
Reporting date: 31 Mar 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

13F-HR File 028-05618

13F-HR

Filing date: 01 Feb 2010
Reporting date: 31 Dec 2009
SEC evidence: Open document Open filing
Next action: Verify source filing

About this filer

EMERALD ADVISERS, LLC files with the SEC under CIK 0001015083. This page aggregates EDGAR filings and related ownership activity.

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.