Espey Mfg. & Electronics Corp.
Espey Mfg. & Electronics Corp. (ESP) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · ESP · as of Mar 31, 2025
Ownership Breakdown
34
Institutional Holders
▼ 1 vs Q4
$15.41M
Total Inst. Value
▼ $2.89M vs Q4
3.00M
Shares Outstanding
freeFloat 70.88%
568,072
13F Shares Held
▼ 38,838 vs Q4
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
ESP largest shareholders · institutional ownership
Q1 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
RENAISSANCE TECHNOLOGIES LLC electronic components, nec | 105.7K | 4.07% | 4.07% | $2.87B | May 14, 2025 | ▼ 269 |
DIMENSIONAL FUND ADVISORS LP electronic components, nec | 103.8K | 3.99% | 3.99% | $2.82B | May 13, 2025 | ▲ 2.8K |
VANGUARD GROUP INC electronic components, nec | 80.8K | 3.11% | 3.11% | $2.19B | May 9, 2025 | ▲ 93 |
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP electronic components, nec | 61.9K | 2.38% | 2.38% | $1.68B | May 14, 2025 | — held |
DE LISLE PARTNERS LLP electronic components, nec | 50.0K | 1.92% | 1.92% | $1.35B | May 8, 2025 | ▲ 5.0K |
GEODE CAPITAL MANAGEMENT, LLC electronic components, nec | 26.6K | 1.02% | 1.02% | $721.34M | May 13, 2025 | ▲ 1.5K |
WELLS FARGO & COMPANY/MN electronic components, nec | 21.4K | 82.20% | 82.20% | $579.79M | May 13, 2025 | ▲ 1 |
FLAGSHIP HARBOR ADVISORS, LLC electronic components, nec | 16.6K | 63.82% | 63.82% | $450.14M | Apr 22, 2025 | — held |
ROYAL BANK OF CANADA electronic components, nec | 15.6K | 59.96% | 59.96% | $423.00M | Nov 21, 2025 | — held |
STATE STREET CORP electronic components, nec | 11.2K | 43.09% | 43.09% | $303.94M | May 15, 2025 | — held |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q1 2025 vs prior quarter
Q1 2025
11
Increased
+19.8K shares4
New Positions
first time holders6
Decreased
−11.3K shares6
Sold Out
fully exitedNet shares change (top 50)
+8.4K
+19.8K / −11.3K
Net new holders
+3
4 new / 6 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
ESP insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
3
Buy transactions
38
Sell transactions
0.08
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
CORR PAUL J director | May 15, 2026 | Sale | 8 | $68.15 | $545.2 | 20.7K | Form 4 ↗ |
CORR PAUL J director | May 15, 2026 | Sale | 78 | $67.47 | $5.3K | 20.6K | Form 4 ↗ |
CORR PAUL J director | May 15, 2026 | Sale | 100 | $67.19 | $6.7K | 20.5K | Form 4 ↗ |
CORR PAUL J director | May 15, 2026 | Sale | 100 | $66.59 | $6.7K | 20.4K | Form 4 ↗ |
CORR PAUL J director | May 15, 2026 | Sale | 7 | $66.10 | $462.7 | 20.4K | Form 4 ↗ |
CORR PAUL J director | May 15, 2026 | Sale | 5 | $68.01 | $340.05 | 23.0K | Form 4 ↗ |
CORR PAUL J director | May 15, 2026 | Sale | 76 | $65.80 | $5.0K | 22.9K | Form 4 ↗ |
CORR PAUL J director | May 15, 2026 | Sale | 84 | $66.63 | $5.6K | 22.8K | Form 4 ↗ |
CORR PAUL J director | May 15, 2026 | Sale | 141 | $65.60 | $9.2K | 22.7K | Form 4 ↗ |
CORR PAUL J director | May 15, 2026 | Sale | 100 | $65.94 | $6.6K | 22.6K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Espey Mfg. & Electronics Corp. (ESP) is primarily owned by institutional investors, who hold approximately 19.0% of total shares outstanding. Company insiders own approximately 29.12%, while retail and public investors account for the remaining 51.92%.
The largest institutional shareholder of Espey Mfg. & Electronics Corp. is RENAISSANCE TECHNOLOGIES LLC, holding approximately 105,743 shares — equal to 4.07% of outstanding shares — as of March 31, 2025.
A total of 34 institutional investors currently hold ESP stock, with a combined institutional value of approximately $15,406,377 as of the most recent 13F filing period.
Frequently asked questions
ESP ownershipEspey Mfg. & Electronics Corp. (ESP) is primarily owned by institutional investors, who hold approximately 19.0% of shares. The largest shareholder is RENAISSANCE TECHNOLOGIES LLC with a 4.07% stake. Company insiders hold 29.12%. Data sourced from SEC Form 13F as of March 31, 2025.