Charles Cherington
CIK 1448698 · View on SEC EDGAR ↗
Activist
First SEC filing: Feb. 17, 2026 · Latest: Feb. 17, 2026
On this page
Insider at
Insider transactions
2 buys (P)
0 sells (S)
Net:
$2,000,000
+ 8 non-open-market transactions below
Avg return of open purchases vs now:
-90.0%
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
8 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Feb. 10, 2026 | ERNAW | P | 4,000,000 | $0.50 | $2,000,000 | 6,779,440 Direct | +143.91% | Acquired | -90.0% (price as of 2026-08-20) |
| Feb. 10, 2026 | ERNAW | P | 4,000,000 | — | — | 4,000,000 Direct | — | Acquired | (price as of 2026-08-20) |
| June 9, 2025 | ERNAW | P | 21,241,163 | $0.10 | $2,124,116 | 41,659,743 Direct | +104.03% | Acquired | -50.0% (price as of 2026-08-20) |
| April 2, 2025 | ERNAW | P | 3,768,397 | $0.10 | $376,840 | 20,401,602 Direct | +22.66% | Acquired | -50.0% (price as of 2026-08-20) |
| Oct. 29, 2024 | ERNAW | S | 3,125,976 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Oct. 29, 2024 | ERNAW | S | 2,475,524 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Oct. 29, 2024 | ERNAW | S | 523,512 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Oct. 29, 2024 | ERNAW | S | None | — | — | 0 Direct | — | Disposed | (price as of 2026-08-20) |
| Oct. 29, 2024 | ERNAW | S | None | — | — | 0 Direct | — | Disposed | (price as of 2026-08-20) |
| Oct. 29, 2024 | ERNAW | P | 1,562,988 | — | — | 13,808,577 Direct | +12.76% | Acquired | (price as of 2026-08-20) |
| Oct. 29, 2024 | ERNAW | P | 5,420,823 | — | — | 12,245,589 Direct | +79.43% | Acquired | (price as of 2026-08-20) |
| Oct. 29, 2024 | ERNAW | P | 1,237,762 | — | — | 6,824,766 Direct | +22.15% | Acquired | (price as of 2026-08-20) |
| Oct. 29, 2024 | ERNAW | P | 4,768,783 | — | — | 5,587,004 Direct | +582.82% | Acquired | (price as of 2026-08-20) |
| Oct. 29, 2024 | ERNAW | P | 261,756 | — | — | 818,221 Direct | +47.04% | Acquired | (price as of 2026-08-20) |
| Sept. 24, 2024 | ERNAW | S | 3,125,976 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Sept. 24, 2024 | ERNAW | S | 2,475,524 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Sept. 24, 2024 | ERNAW | S | 523,512 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-20) |
| Sept. 24, 2024 | ERNAW | S | None | — | — | 0 Direct | — | Disposed | (price as of 2026-08-20) |
| Sept. 24, 2024 | ERNAW | S | None | — | — | 0 Direct | — | Disposed | (price as of 2026-08-20) |
| Sept. 24, 2024 | ERNAW | P | 1,562,988 | — | — | 13,808,577 Direct | +12.76% | Acquired | (price as of 2026-08-20) |
| Sept. 24, 2024 | ERNAW | P | 5,420,823 | — | — | 12,245,589 Direct | +79.43% | Acquired | (price as of 2026-08-20) |
| Sept. 24, 2024 | ERNAW | P | 1,237,762 | — | — | 6,824,766 Direct | +22.15% | Acquired | (price as of 2026-08-20) |
| Sept. 24, 2024 | ERNAW | P | 4,768,783 | — | — | 5,587,004 Direct | +582.82% | Acquired | (price as of 2026-08-20) |
| Sept. 24, 2024 | ERNAW | P | 261,756 | — | — | 818,221 Direct | +47.04% | Acquired | (price as of 2026-08-20) |
| Sept. 24, 2024 | ERNAW | P | None | $1368626.00 | — | — Direct | — | Acquired | -100.0% (price as of 2026-08-20) |
| Sept. 23, 2024 | ERNAW | P | 83,916 | — | — | 2,475,524 Direct | +3.51% | Acquired | (price as of 2026-08-20) |
| Sept. 23, 2024 | ERNAW | P | None | — | — | — Direct | — | Acquired | (price as of 2026-08-20) |
| Sept. 23, 2024 | ERNAW | P | 83,916 | — | — | 2,391,608 Direct | +3.64% | Acquired | (price as of 2026-08-20) |
| Sept. 23, 2024 | ERNAW | P | None | — | — | — Direct | — | Acquired | (price as of 2026-08-20) |
| Dec. 14, 2023 | ERNAW | P | 523,512 | — | — | 523,512 Direct | — | Acquired | (price as of 2026-08-20) |
| Dec. 14, 2023 | ERNAW | P | 2,307,692 | — | — | 2,307,692 Direct | — | Acquired | (price as of 2026-08-20) |
| Dec. 14, 2023 | ERNAW | P | 3,125,976 | $0.12 | $375,117 | 3,125,976 Direct | — | Acquired | -58.3% (price as of 2026-08-20) |
| Dec. 14, 2023 | ERNAW | P | None | $3000000.00 | — | — Direct | — | Acquired | -100.0% (price as of 2026-08-20) |
| July 13, 2023 | ERNAW | P | 2,307,692 | $0.12 | $276,923 | 2,307,692 Direct | — | Acquired | -58.3% (price as of 2026-08-20) |
| July 13, 2023 | ERNAW | P | None | $3300000.00 | — | — Direct | — | Acquired | -100.0% (price as of 2026-08-20) |
| Dec. 2, 2022 | ERNAW | P | 523,512 | $0.12 | $62,821 | 523,512 Direct | — | Acquired | -58.3% (price as of 2026-08-20) |
| Dec. 2, 2022 | ERNAW | P | 261,756 | $3.28 | $858,560 | 556,465 Direct | +88.82% | Acquired | -98.5% (price as of 2026-08-20) |
| June 17, 2021 | ERNAW | S | 2,000 | $16.30 | $32,600 | 5,894,101 Direct | -0.03% | Disposed | -99.7% (price as of 2026-08-20) |
| June 17, 2021 | ERNAW | S | 198,000 | $15.74 | $3,116,520 | 5,896,101 Direct | -3.25% | Disposed | -99.7% (price as of 2026-08-20) |
| June 16, 2021 | ERNAW | S | 200,000 | $15.73 | $3,146,000 | 6,094,101 Direct | -3.18% | Disposed | -99.7% (price as of 2026-08-20) |
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 |
|---|---|---|---|---|---|---|---|
| Feb. 10, 2026 | ERNAW | Warrants to Purchase Common Stock | Common Stock (4,000,000) | $0.68 | — | 4,000,000 | Acquired |
| Oct. 29, 2024 | ERNAW | Warrants (right to buy) | Common Stock (3,125,976) | — | Dec. 15, 2028 | 3,125,976 | Disposed |
| Oct. 29, 2024 | ERNAW | Warrants (right to buy) | Common Stock (2,475,524) | $1.43 | July 14, 2028 | 2,475,524 | Disposed |
| Oct. 29, 2024 | ERNAW | Warrants (right to buy) | Common Stock (523,512) | $1.43 | June 2, 2028 | 523,512 | Disposed |
| Oct. 29, 2024 | ERNAW | 6.0% Senior Convertible Promissory Notes due 2028 | Common Stock (1,237,762) | $2.86 | July 14, 2028 | — | Disposed |
| Oct. 29, 2024 | ERNAW | 12.0% Senior Convertible Notes due December 12, 2028 | Common Stock (3,125,976) | $1.92 | Dec. 15, 2028 | — | Disposed |
| Oct. 29, 2024 | ERNAW | 12.0% Senior Convertible Notes due September 24, 2025 | Common Stock (2,737,252) | $0.50 | Sept. 24, 2025 | — | Disposed |
| Sept. 24, 2024 | ERNAW | Warrants (right to buy) | Common Stock (3,125,976) | $1.43 | Dec. 15, 2028 | 3,125,976 | Disposed |
| Sept. 24, 2024 | ERNAW | Warrants (right to buy) | Common Stock (2,475,524) | $1.43 | July 14, 2028 | 2,475,524 | Disposed |
| Sept. 24, 2024 | ERNAW | Warrants (right to buy) | Common Stock (523,512) | $1.43 | June 2, 2028 | 523,512 | Disposed |
| Sept. 24, 2024 | ERNAW | 6.0% Senior Convertible Promissory Notes due 2028 | Common Stock (1,237,762) | $2.86 | July 14, 2028 | — | Disposed |
| Sept. 24, 2024 | ERNAW | 12.0% Senior Convertible Notes due December 12, 2028 | Common Stock (3,125,976) | $1.92 | Dec. 15, 2028 | — | Disposed |
| Sept. 24, 2024 | ERNAW | 12.0% Senior Convertible Notes due September 24, 2025 | Common Stock (2,737,252) | — | Sept. 24, 2025 | — | Acquired |
| Sept. 23, 2024 | ERNAW | Warrants (right to buy) | Common Stock (83,916) | $1.43 | July 14, 2028 | 83,916 | Acquired |
| Sept. 23, 2024 | ERNAW | 6.0% Senior Convertible Promissory Notes due 2028 | Common Stock (41,958) | $2.86 | July 14, 2028 | — | Acquired |
| Sept. 23, 2024 | ERNAW | Warrants (right to buy) | Common Stock (83,916) | $1.43 | July 14, 2028 | 83,916 | Acquired |
| Sept. 23, 2024 | ERNAW | 6.0% Senior Convertible Promissory Notes due 2028 | Common Stock (41,958) | $2.86 | July 14, 2028 | — | Acquired |
| Dec. 14, 2023 | ERNAW | Warrants (right to buy) | Common Stock (523,512) | $1.43 | June 2, 2028 | 523,512 | Acquired |
| Dec. 14, 2023 | ERNAW | Warrants (right to buy) | Common Stock (523,512) | $3.28 | June 2, 2028 | 523,512 | Disposed |
| Dec. 14, 2023 | ERNAW | Warrants (right to buy) | Common Stock (2,307,692) | $1.43 | July 14, 2028 | 2,307,692 | Acquired |
| Dec. 14, 2023 | ERNAW | Warrants (right to buy) | Common Stock (2,307,692) | $2.61 | July 14, 2028 | 2,307,692 | Disposed |
| Dec. 14, 2023 | ERNAW | Warrants (right to buy) | Common Stock | — | Dec. 15, 2028 | 3,125,976 | Acquired |
| Dec. 14, 2023 | ERNAW | 12.0% Senior Convertible Notes | Common Stock | — | Dec. 15, 2028 | — | Acquired |
| July 13, 2023 | ERNAW | Warrants (right to buy) | Common Stock | — | July 14, 2028 | 2,307,692 | Acquired |
| July 13, 2023 | ERNAW | 6.0% Senior Convertible Promissory Notes due 2028 | Common Stock | — | July 14, 2028 | — | Acquired |
| Dec. 2, 2022 | ERNAW | Warrants (right to buy) | Common Stock, par value $0.005 per share (523,512) | — | June 2, 2028 | 523,512 | Acquired |
| Aug. 1, 2022 | ERNAW | Stock Option (right to buy) | Common Stock, par value $0.005 per share (165,800) | $0.49 | Aug. 1, 2032 | 165,800 | Acquired |
| Aug. 1, 2022 | ERNAW | Stock Option (right to buy) | Common Stock, par value $0.005 per share (215,100) | $0.49 | Aug. 1, 2032 | 215,100 | Acquired |
| Dec. 8, 2021 | ERNAW | Stock Option | Common Stock (67,000) | $5.94 | Dec. 7, 2031 | 67,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.