Mark Tepper
CIK 1291087 · View on SEC EDGAR ↗
First SEC filing: Nov. 25, 2014 · Latest: Feb. 17, 2015
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
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Nov. 25, 2014 | CRBP | P | 2,000 | $3.05 | $6,100 | 2,101,000 Direct | +0.10% | Acquired | -88.8% (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 |
|---|---|---|---|---|---|---|---|
| Jan. 18, 2019 | CRBP | Stock Option(right to buy) | Common Stock (195,000) | $7.53 | Jan. 18, 2029 | 195,000 | Acquired |
| Nov. 14, 2018 | CRBP | Option to purchase common stock | Common Stock (10,000) | $1.00 | April 11, 2024 | 10,000 | Disposed |
| Jan. 4, 2018 | CRBP | Stock Option(right to buy) | Common Stock (175,000) | $8.35 | Jan. 4, 2028 | 175,000 | Acquired |
| March 1, 2017 | CRBP | Stock Option(right to buy) | Common Stock (115,000) | $9.05 | March 1, 2027 | 115,000 | Acquired |
| Oct. 6, 2016 | CRBP | Stock Option(right to buy) | Common Stock (150,000) | $8.71 | Oct. 6, 2026 | 150,000 | Acquired |
| Jan. 7, 2016 | CRBP | Stock Option(right to buy) | Common Stock (240,000) | $1.40 | Jan. 7, 2026 | 240,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 4 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Nov. 25, 2014 | CRBP | Common Stock | 2,099,000 | Direct |
| Nov. 25, 2014 | CRBP | Stock Option→ Common Stock, (271,600) | 271,600 | Direct |
| Nov. 25, 2014 | CRBP | Stock Option→ Common Stock (300,000) | 300,000 | Direct |
| Nov. 25, 2014 | CRBP | Stock Option→ Common Stock (150,889) | 150,889 | Direct |
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 |
|---|---|---|---|---|---|---|---|---|
| 2015 | $240,000 | — | — | — | — | — | — | $240,000 |
| 2014 | $211,060 | — | — | — | — | — | — | $556,659 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.