Zach Paul Wamp
CIK 1729607 · View on SEC EDGAR ↗
Insider
First SEC filing: Jan. 29, 2018 · Latest: Jan. 29, 2018
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 2 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| July 22, 2026 | PESI | A | 10,000 | — | — | 10,000 Direct | — | Acquired | (price as of 2026-08-19) |
| July 1, 2026 | PESI | A | 849 | $10.72 | $9,101 | 53,473 Direct | +1.61% | Acquired | 62.9% (price as of 2026-08-19) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| July 22, 2026 | PESI | Stock Option (Right to Buy) | Common Stock (10,000) | $16.64 | July 22, 2036 | 10,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Jan. 29, 2018 | PESI | Stock Option→ Common Stock (6,000) | 6,000 | Direct |