Mark A Emalfarb
CIK 1328287 · View on SEC EDGAR ↗
First SEC filing: Feb. 13, 2019 · Latest: Feb. 13, 2019
On this page
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
- Compensation Executive pay disclosed in company proxy statements.
Insider at
Insider transactions
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 |
|---|---|---|---|---|---|---|---|---|---|
| Jan. 2, 2020 | DYAI | A | 300,000 | — | — | 300,000 Direct | — | Acquired | (price as of 2026-08-21) |
| April 12, 2019 | DYAI | M | 37,500 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-21) |
| April 12, 2019 | DYAI | M | 12,500 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-21) |
| April 12, 2019 | DYAI | M | 37,500 | $1.71 | $64,125 | 4,166,987 Indirect | +0.91% | Acquired | -58.5% (price as of 2026-08-21) |
| April 12, 2019 | DYAI | M | 12,500 | $1.71 | $21,375 | 4,129,487 Indirect | +0.30% | Acquired | -58.5% (price as of 2026-08-21) |
| April 5, 2007 | DYAI | A | 150,000 | $5.80 | $870,000 | 150,000 Direct | — | Acquired | -87.8% (price as of 2026-08-21) |
| May 1, 2006 | DYAI | C | 251,298 | $3.33 | $836,822 | 5,822,125 Indirect | +4.51% | Acquired | -78.7% (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 |
|---|---|---|---|---|---|---|---|
| Jan. 2, 2020 | DYAI | Stock Option | Common Stock (300,000) | $5.27 | Jan. 1, 2030 | 300,000 | Acquired |
| April 12, 2019 | DYAI | Stock Option | Common Stock (37,500) | $1.71 | April 13, 2019 | 37,500 | Disposed |
| April 12, 2019 | DYAI | Stock Option | Common Stock (12,500) | $1.71 | April 13, 2019 | 12,500 | Disposed |
| April 5, 2007 | DYAI | Non-qualified Stock Option | Common Stock (150,000) | $5.80 | April 4, 2017 | 150,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 12 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Feb. 13, 2019 | DYAI | Common Stock | 4,116,987 | Indirect |
| Feb. 13, 2019 | DYAI | Stock Option→ Common Stock (300,000) | 300,000 | Direct |
| Feb. 13, 2019 | DYAI | Stock Option→ Common Stock (150,000) | 150,000 | Direct |
| Feb. 13, 2019 | DYAI | Stock Option→ Common Stock (270,000) | 270,000 | Direct |
| Feb. 13, 2019 | DYAI | Stock Option→ Common Stock (12,500) | 12,500 | Direct |
| Feb. 13, 2019 | DYAI | Stock Option→ Common Stock (37,500) | 37,500 | Direct |
| Feb. 13, 2019 | DYAI | Stock Option→ Common Stock (100,000) | 100,000 | Direct |
| Feb. 13, 2019 | DYAI | Stock Option→ Common Stock (400,000) | 400,000 | Direct |
| May 26, 2005 | DYAI | Common Stock | 5,570,827 | Indirect |
| May 26, 2005 | DYAI | Warrant→ Common Stock (1,092,500) | 1,092,500 | Indirect |
| May 26, 2005 | DYAI | Convertible Note→ Common Stock (251,298) | 251,298 | Indirect |
| May 26, 2005 | DYAI | Warrant→ Common Stock (183,934) | 183,934 | Indirect |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2019 | $440,000 | $250,000 | — | $156,000 | — | — | $228,049 | $1,074,049 |
| 2018 | $393,012 | $200,000 | — | $99,900 | — | — | $468,891 | $1,161,803 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.