§ EQUITY
USDESP
ESPEY MFG & ELECTRONICS CORP
USD
§ 01 · PRICE
Price action
1D5D1M6MYTD1YMAX
§ 03 · SIGNAL STACK · WHAT THE INPUTS SAY
13F FLOW
51 increased/new, 14 decreased/exited (13F)
AC 13F Analysis
§ 05 · WHO OWNS IT
Top institutional holders
| Fund | Shares | % port | Δ Q/Q |
|---|---|---|---|
| Renaissance Technologies | 103K | 0.0% | −0% |
| Dimensional Fund Advisors | 94K | 0.0% | −6% |
| VANGUARD CAPITAL MANAGEMENT LLC | 85K | n/a | n/a |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 62K | 0.0% | ±0% |
| De Lisle Partners LLP | 56K | 0.4% | ±0% |
| AMERICAN CENTURY COMPANIES INC | 53K | 0.0% | +46% |
◇ AC INTELLIGENCE
Top institutional owners for ESP as of the most recent 13F reporting period (Q1 2026 · Period ended Mar 31). Δ Q/Q reflects share-count change vs. the prior filing — positive green means adding, negative red means trimming. Cross-reference with the ownership-mix bars below to see which strategy cohort is driving the flow.
§ 06 · WHO OWNS IT · BY STRATEGY
OTHER52.7% · 36 holders
SYSTEMATIC / QUANT17.1% · 3 holders
QUALITY / COMPOUNDER14.4% · 3 holders
DEALER / BANK6.7% · 13 holders
TACTICAL / MACRO5.1% · 3 holders
PASSIVE / INDEX4.1% · 3 holders
◇ AC INTELLIGENCE
Ownership mix by behavioral cohort. Top bars indicate which style of capital dominates the float — passive indexing, quality compounders, dealer/bank, systematic quant, etc. Big quality-compounder share means concentrated active conviction; heavy passive share means flows are dictated by index rebalances, not fundamentals.
§ 07 · INSIDER ACTIVITY · LAST 180 DAYS
NO INSIDER FILINGS
◇ AC INTELLIGENCE
No Form 4 filings on record for ESP in the last 180 days.