Company · ESP · CIK 33533

Espey Mfg & Electronics Corp (ESP) SEC filings and CIK.

ESP’s SEC Central Index Key (CIK) is 0000033533, or 33533 without leading zeros. The SEC’s ticker file lists it as ESPEY MFG & ELECTRONICS CORP.

Ticker: ESP
CIK: 0000033533
Other tickers: None
Insider transactions, Q3 2026: 36

Insider trading

In Q3 2026, insiders at Espey Mfg & Electronics Corp reported 36 non-derivative transactions on 5 Forms 3, 4 and 5, including 0 open-market purchases and 32 sales. See every ESP insider transaction →

Recent filings we observed

No filings for this CIK appear in our current observation window. The full history is available from the filings endpoint below and on SEC.gov.

Get ESP SEC data through the API

Filing history

curl "https://sec-api.dev/api/v1/filings?cik=33533&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Company profile

curl "https://sec-api.dev/api/v1/companies/33533" \
  -H "Authorization: Bearer $SEC_API_KEY"

Reported XBRL facts

curl "https://sec-api.dev/api/v1/facts/33533?taxonomy=us-gaap&concept=Revenues&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Ticker to CIK API · SEC filings API · Espey Mfg & Electronics Corp on SEC.gov

Questions

What is ESP’s CIK number?

ESP’s SEC Central Index Key (CIK) is 0000033533, or 33533 without leading zeros. The SEC’s ticker file lists it as ESPEY MFG & ELECTRONICS CORP.

How do I find Espey Mfg & Electronics Corp’s 10-K?

Request /api/v1/filings?cik=33533&form=10-K, or open the company’s EDGAR page and filter by 10-K. Foreign issuers file 20-F or 40-F instead.

Ticker and CIK: SEC company_tickers.json, cached 2026-11-02. Tickers can move between entities; the CIK identifies the filer.

Plain-text version for agents and LLMs: /companies/esp.md

Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.