Electro-SensorsELSE
13F holders, Q1 2025 (March 31)At the end of Q1 2025, 14 institutions reported holding Electro-Sensors Inc. (ELSE) in their 13F filings, up 1 from Q4 2024. 2 opened new positions and 1 sold out. The largest holders were Caldwell Sutter Capital, Inc. ($1.1M), Renaissance Technologies ($374K) and Vanguard Group Inc. ($316K). 2 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Electro-Sensors Inc.
- CUSIP
- 285233102
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2024 → Q1 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 2 | $134K |
| Exits | 1 | $284 |
All 13F filers, Q4 2024 → Q1 2025: 51,251 shares bought and 3,832 shares sold, net +47,419 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 14 holders
| Caldwell Sutter Capital, Inc. | 0.51% | Reduce -1.1% | 243,986 | $1.1M |
| Renaissance Technologies | 0.00% | Reduce -1.2% | 85,200 | $374K |
| Vanguard Group Inc. | 0.00% | Add +29.0% | 71,914 | $316K |
| Dimensional Fund Advisors LP | 0.00% | New | 16,434 | $72K |
| Geode Capital Management, LLC | 0.00% | Add +33.7% | 16,133 | $71K |
| Citadel Advisors | 0.00% | New | 14,092 | $62K |
| UBS Group AG | 0.00% | Reduce -2.8% | 5,023 | $22K |
| Morgan Stanley | 0.00% | No change | 3,751 | $16K |
| Bank of America Corp. | 0.00% | No change | 1,916 | $8K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +53.9% | 785 | $3K |
| Osaic Holdings, Inc. | 0.00% | Add +100.0% | 400 | $2K |
| SBI Securities Co., Ltd. | 0.00% | No change | 22 | $97 |
| JPMorgan Chase & Co. | 0.00% | No change | 4 | $18 |
| Wells Fargo & Company | 0.00% | No change | 1 | $3 |
"% of holder's portfolio" is ELSE's weight in each manager's 13F, not the share of Electro-Sensors Inc. the manager owns.