Thomas Michael O'Brien
CIK 1432025 · View on SEC EDGAR ↗
First SEC filing: May 7, 2008 · Latest: May 7, 2008
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 |
|---|---|---|---|---|---|---|---|---|---|
| May 12, 2010 | ENOV | S | 5,000 | $13.30 | $66,500 | 53,196 Direct | -8.59% | Disposed | 16.9% (price as of 2026-08-19) |
| Nov. 13, 2008 | ENOV | P | 5,000 | $6.80 | $34,000 | 52,640 Direct | +10.50% | Acquired | 128.6% (price as of 2026-08-19) |
| May 13, 2008 | ENOV | P | 2,700 | $18.00 | $48,600 | 47,640 Direct | +6.01% | Acquired | -13.6% (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 29, 2010 | ENOV | Employee Stock Option (right to buy) | Common Stock, par value $.001 (21,097) | $11.85 | March 29, 2017 | 21,097 | Acquired |
| March 13, 2009 | ENOV | Employee Stock Option (right to buy) | Common Stock, par value $.001 (33,603) | $7.44 | March 13, 2016 | 33,603 | Acquired |
| May 13, 2008 | ENOV | Employee Stock Option (right to buy) | Common Stock, par value $.001 (13,889) | $18.00 | May 13, 2015 | 13,889 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| May 7, 2008 | ENOV | No securities beneficially owned | 0 | 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 |
|---|---|---|---|---|---|---|---|---|
| 2010 | $218,361 | — | $100,002 | $113,502 | $200,440 | $24,918 | $593,513 | $1,250,736 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.