Charles A Martinek
CIK 1362358 · View on SEC EDGAR ↗
Insider
First SEC filing: Aug. 20, 2021 · Latest: Aug. 20, 2021
On this page
Insider at
Insider transactions
0 buys (P)
2 sells (S)
Net:
$-46,930
+ 11 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
11 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Dec. 11, 2025 | NECB | S | 940 | $23.73 | $22,306 | 1,555 Direct | -37.68% | Disposed | 10.7% (price as of 2026-08-21) |
| Dec. 11, 2025 | NECB | S | 1,060 | $23.23 | $24,624 | 495 Direct | -68.17% | Disposed | 13.1% (price as of 2026-08-21) |
| Nov. 27, 2024 | NECB | S | 1,200 | $30.58 | $36,696 | 75 Direct | -94.12% | Disposed | -14.1% (price as of 2026-08-21) |
| Dec. 1, 2023 | NECB | S | 1,000 | $17.05 | $17,050 | 209 Direct | -82.71% | Disposed | 54.1% (price as of 2026-08-21) |
| Aug. 20, 2021 | NECB | P | 100 | $10.10 | $1,010 | 141 Direct | +243.90% | Acquired | 160.2% (price as of 2026-08-21) |
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 29, 2025 | NECB | Stock Option (right to buy) | Common Stock (8,000) | $14.08 | Nov. 17, 2032 | 8,000 | Disposed |
| Nov. 17, 2022 | NECB | Stock Option (right to buy) | Common Stock (20,000) | $14.08 | Nov. 17, 2032 | 20,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).