Entity type
Company
Filer Snapshot
Aegion Corp
CIK 0000353020. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.
Total filings
1,352
Latest filing
26 May 2021
Industry
Water, Sewer, Pipeline, Comm and Power Line Construction
Filing-backed research brief
Start with the SEC data that changes for this CIK
Latest signal: SEC filing timeline only. Each card links back to the PortfolioSavvy page where the filing evidence is closest.
Latest 13F portfolio
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No parsed 13F portfolio row yet.
Browse latest 13FLargest parsed holding
—
Populates from the latest parsed 13F information table.
Open holding13D/G large stake
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No recent parsed 13D/G stake row for this CIK.
Browse 13D/GInsider / owner context
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No parsed Forms 3/4/5 owner position for this CIK.
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Source: SEC filing 15-12B
View source filing
15-12B filed on 26 May 2021 for CIK 0000353020.
- SEC industry group
- Water, Sewer, Pipeline, Comm and Power Line Construction (Office of Real Estate and Construction)
- Business address
- 17988 Edison Avenue, Chesterfield, MO, 63005
- Incorporated in
- DE
- Fiscal year end
- 31 December
- Former names on EDGAR
- INSITUFORM TECHNOLOGIES INC (to 26 Oct 2011)
At a glance
Names, identifiers, and filing context for this profile.
2 identity fields
EDGAR profile Static EDGAR fields kept behind disclosure so the main profile stays readable. 3 profile fields available
Filer intelligence
What SEC filings say about Aegion Corp
A compact read of parsed XML filings. 13F, 13D/G, and Forms 3/4/5 are shown separately because they answer different ownership questions.
SEC source mix
Counts show available parsed rows, not one combined ownership total.
13F portfolio
No rows yet
Quarterly institutional portfolio holdings.
13D/G stakes
No rows yet
Beneficial ownership and large-stake disclosures.
Forms 3/4/5
No rows yet
Officer, director, and 10% owner holdings or transactions.
No parsed ownership summary yet
We still show the SEC filing timeline below. The intelligence summary will populate when parsed 13F, 13D/G, or Forms 3/4/5 data exists for this CIK.
SEC filing record
CIK 0000353020 filing coverage
Start with this filing record, then use the linked ownership pages when parsed 13F, 13D/G, Forms 3/4/5, or facts data exists for this CIK.
SEC filings
1,352
First seen
14 Feb 1994
Latest filing
26 May 2021
Entity
Company
Observed form types
15-12B
4
S-8 POS
8-K
25-NSE
10-Q
DEFA14A
DEFR14A
DEFM14A
8-K/A
+32 more
CIK-linked evidence first
Industry context: Water, Sewer, Pipeline, Comm and Power Line Construction.
Latest Filings
Showing the latest 12 of 826 SEC filings for Aegion Corp.
15-12B
File 001-35328
15-12B
- Filing date
- 26 May 2021
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
4 filing
- Filing date
- 19 May 2021
- Reporting date
- 17 May 2021
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
4 filing
- Filing date
- 19 May 2021
- Reporting date
- 17 May 2021
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
4 filing
- Filing date
- 19 May 2021
- Reporting date
- 17 May 2021
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
4 filing
- Filing date
- 19 May 2021
- Reporting date
- 17 May 2021
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
4 filing
- Filing date
- 19 May 2021
- Reporting date
- 17 May 2021
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
4 filing
- Filing date
- 19 May 2021
- Reporting date
- 17 May 2021
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
4 filing
- Filing date
- 19 May 2021
- Reporting date
- 17 May 2021
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
4 filing
- Filing date
- 19 May 2021
- Reporting date
- 17 May 2021
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
4 filing
- Filing date
- 19 May 2021
- Reporting date
- 17 May 2021
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
4 filing
- Filing date
- 19 May 2021
- Reporting date
- 17 May 2021
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
4 filing
- Filing date
- 19 May 2021
- Reporting date
- 17 May 2021
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing