Espey Mfg. & Electronics Corp. (ESP) ownership: Top institutional holder: RENAISSANCE TECHNOLOGIES LLC ($5.72M). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC | 103212.00 | $5.72M | 2026-03-31 |
| DIMENSIONAL FUND ADVISORS LP | 93523.00 | $5.18M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 85006.00 | $4.71M | 2026-03-31 |
| VANGUARD GROUP INC | 92176.00 | $4.34M | 2025-12-31 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 61879.00 | $3.43M | 2026-03-31 |
| De Lisle Partners LLP | 56247.00 | $3.13M | 2026-03-31 |
| AMERICAN CENTURY COMPANIES INC | 53086.00 | $2.94M | 2026-03-31 |
| O'SHAUGHNESSY ASSET MANAGEMENT, LLC | 30878.00 | $1.71M | 2026-03-31 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.