Arthur Mcmahon
CIK 1596786 · View on SEC EDGAR ↗
First SEC filing: Jan. 13, 2014 · Latest: Jan. 13, 2014
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 |
|---|---|---|---|---|---|---|---|---|---|
| March 2, 2015 | MDGL | A | 126,768 | — | — | 126,768 Direct | — | Acquired | (price as of 2026-08-19) |
| March 3, 2014 | MDGL | A | 115,000 | — | — | 115,000 Direct | — | Acquired | (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 |
|---|---|---|---|---|---|---|---|
| March 2, 2015 | MDGL | Employee Stock Option (Right to Buy) | Common Stock (126,768) | $2.38 | March 2, 2025 | 126,768 | Acquired |
| March 3, 2014 | MDGL | Employee Stock Option (Right to Buy) | Common Stock (115,000) | $6.15 | March 3, 2024 | 115,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 10 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Jan. 13, 2014 | MDGL | Common Stock | 12,829 | Direct |
| Jan. 13, 2014 | MDGL | Employee Stock Option (Right to Buy)→ Common Stock (25,000) | 25,000 | Direct |
| Jan. 13, 2014 | MDGL | Employee Stock Option (Right to Buy)→ Common Stock (10,000) | 10,000 | Direct |
| Jan. 13, 2014 | MDGL | Employee Stock Option (Right to Buy)→ Common Stock (22,680) | 22,680 | Direct |
| Jan. 13, 2014 | MDGL | Employee Stock Option (Right to Buy)→ Common Stock (24,948) | 24,948 | Direct |
| Jan. 13, 2014 | MDGL | Employee Stock Option (Right to Buy)→ Common Stock (30,888) | 30,888 | Direct |
| Jan. 13, 2014 | MDGL | Employee stock Option (Right to Buy)→ Common Stock (33,904) | 33,904 | Direct |
| Jan. 13, 2014 | MDGL | Employee Stock Option (Right to Buy)→ Common Stock (40,848) | 40,848 | Direct |
| Jan. 13, 2014 | MDGL | Employee Stock Option (Right to Buy)→ Common Stock (15,000) | 15,000 | Direct |
| Jan. 13, 2014 | MDGL | Employee Stock Option (Right to Buy)→ Common Stock (44,312) | 44,312 | 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 |
|---|---|---|---|---|---|---|---|---|
| 2014 | $276,667 | $111,200 | — | $577,461 | — | — | $5,332 | $970,660 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.