Quick Takeaways
- David M. Shaffer has 1 issuer position tracked on this page.
- Estimated disclosed ownership value: $7,937,273.
- Recent insider filing activity is available below.
- Info
- Insider Ownership
Insider Trading & Ownership of David M. Shaffer
- Location
- Reading, PA
- Summary
- The estimated net worth of David M. Shaffer is at least $7,937,273 dollars as of 01 Apr 2025. David M. Shaffer is the CEO of EnerSys and owns shares of EnerSys (ENS) stock worth about $7.94M.
- Signature
- John Yarbrough, by Power of Attorney
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow David M. Shaffer and return when a new Insider Trading filing changes the record on this page.
This uses the existing product follow flow to surface future filing-backed changes without guessing what they mean.
What Changed
- Largest disclosed position: EnerSys ($7,937,273).
- Past-year value change for that position: .
Why This Matters
- This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
- You can cross-check role, issuer, and filing chronology directly against the SEC source.
Source Evidence
Filed on Form 4
See Original Filing
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
Ownership of David M. Shaffer
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| ENS | EnerSys | Ceo | $7,937,273 | 28 Mar 2025 |
Insider Transactions Reported by David M. Shaffer:
| Sym | Company | Class | Transaction | % | Value $ | * Price $ | Shares | Shares After | Date | Ownership |
|---|
* An asterisk sign (*) next to the price indicates that the price is likely invalid.