Nhat H Ngo
CIK 1305020 · View on SEC EDGAR ↗
First SEC filing: Nov. 7, 2008 · Latest: Nov. 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 |
|---|---|---|---|---|---|---|---|---|---|
| June 20, 2019 | OMCL | S 10b5-1 | 4,852 | $87.08 | $422,512 | 30,321 Direct | -13.79% | Disposed | -58.3% (price as of 2026-08-20) |
| June 19, 2019 | OMCL | S 10b5-1 | 96 | $87.00 | $8,352 | 30,321 Direct | -0.32% | Disposed | -58.3% (price as of 2026-08-20) |
| March 21, 2019 | OMCL | S 10b5-1 | 1,823 | $82.33 | $150,088 | 33,134 Direct | -5.21% | Disposed | -55.9% (price as of 2026-08-20) |
| March 21, 2019 | OMCL | S 10b5-1 | 1,823 | $82.33 | $150,088 | 35,746 Direct | -4.85% | Disposed | -55.9% (price as of 2026-08-20) |
| Dec. 19, 2018 | OMCL | S 10b5-1 | 316 | $63.77 | $20,151 | 31,032 Direct | -1.01% | Disposed | -43.0% (price as of 2026-08-20) |
| Dec. 19, 2018 | OMCL | S 10b5-1 | 3,666 | $63.27 | $231,948 | 31,348 Direct | -10.47% | Disposed | -42.6% (price as of 2026-08-20) |
| July 5, 2018 | OMCL | S | 20,436 | $55.00 | $1,123,980 | 37,314 Direct | -35.39% | Disposed | -34.0% (price as of 2026-08-20) |
| June 19, 2018 | OMCL | S | 4,114 | $52.00 | $213,928 | 57,750 Direct | -6.65% | Disposed | -30.2% (price as of 2026-08-20) |
| Dec. 18, 2015 | OMCL | S 10b5-1 | 4,069 | $28.71 | $116,821 | 23,431 Direct | -14.80% | Disposed | 26.5% (price as of 2026-08-20) |
| Aug. 3, 2015 | OMCL | S 10b5-1 | 522 | $36.51 | $19,058 | 30,725 Direct | -1.67% | Disposed | -0.5% (price as of 2026-08-20) |
| July 2, 2015 | OMCL | S 10b5-1 | 520 | $37.78 | $19,646 | 30,725 Direct | -1.66% | Disposed | -3.9% (price as of 2026-08-20) |
| June 17, 2015 | OMCL | S 10b5-1 | 4,067 | $38.78 | $157,718 | 30,725 Direct | -11.69% | Disposed | -6.3% (price as of 2026-08-20) |
| June 2, 2015 | OMCL | S 10b5-1 | 3,364 | $36.81 | $123,829 | 38,014 Direct | -8.13% | Disposed | -1.3% (price as of 2026-08-20) |
| June 2, 2015 | OMCL | S 10b5-1 | 2,149 | $36.78 | $79,040 | 38,014 Direct | -5.35% | Disposed | -1.3% (price as of 2026-08-20) |
| June 2, 2015 | OMCL | S 10b5-1 | 862 | $36.78 | $31,704 | 40,163 Direct | -2.10% | Disposed | -1.3% (price as of 2026-08-20) |
| Dec. 17, 2014 | OMCL | S 10b5-1 | 1,937 | $32.21 | $62,391 | 35,938 Direct | -5.11% | Disposed | 12.8% (price as of 2026-08-20) |
| Dec. 17, 2014 | OMCL | S 10b5-1 | 1,088 | $32.21 | $35,044 | 37,875 Direct | -2.79% | Disposed | 12.8% (price as of 2026-08-20) |
| Dec. 8, 2014 | OMCL | S 10b5-1 | 1,754 | $32.89 | $57,689 | 43,164 Direct | -3.90% | Disposed | 10.4% (price as of 2026-08-20) |
| Oct. 3, 2014 | OMCL | S 10b5-1 | 2,275 | $28.00 | $63,700 | 43,164 Direct | -5.01% | Disposed | 29.7% (price as of 2026-08-20) |
| June 26, 2014 | OMCL | S 10b5-1 | 488 | $28.16 | $13,742 | 43,457 Direct | -1.11% | Disposed | 29.0% (price as of 2026-08-20) |
| June 26, 2014 | OMCL | S 10b5-1 | 976 | $28.16 | $27,484 | 43,945 Direct | -2.17% | Disposed | 29.0% (price as of 2026-08-20) |
| June 26, 2014 | OMCL | S 10b5-1 | 1,064 | $28.16 | $29,962 | 44,921 Direct | -2.31% | Disposed | 29.0% (price as of 2026-08-20) |
| June 25, 2014 | OMCL | S 10b5-1 | 781 | — | — | 5,209 Direct | +17.64% | Acquired | (price as of 2026-08-20) |
Showing latest 100 of 224 transactions
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. 13, 2020 | OMCL | Stock Options NQ (Right to Buy) | Common Stock (8,537) | $90.19 | Feb. 12, 2030 | 8,537 | Acquired |
| June 20, 2019 | OMCL | The sales reported in this Form 4 were effected pursuant to | Common Stock (4,852) | $17.29 | Feb. 4, 2023 | 4,852 | Disposed |
| June 19, 2019 | OMCL | Stock Options NQ (Right to Buy) | Common Stock (96) | $17.29 | Feb. 4, 2023 | 96 | Disposed |
| March 21, 2019 | OMCL | Stock Options NQ (Right to Buy) | Common Stock (1,823) | $16.70 | Feb. 6, 2022 | 1,823 | Disposed |
| March 21, 2019 | OMCL | Stock Options NQ (Right to Buy) | Common Stock (1,823) | $16.70 | Feb. 6, 2022 | 1,823 | Disposed |
| Feb. 13, 2019 | OMCL | Stock Option (Right to Buy) | Common Stock (12,759) | $78.91 | Feb. 12, 2029 | 12,759 | Acquired |
| Feb. 6, 2018 | OMCL | Stock Option (Right to Buy) | Common Stock (36,096) | $44.25 | Feb. 6, 2028 | 36,096 | Acquired |
| Feb. 8, 2017 | OMCL | Stock Option (Right to Buy) | Common Stock (23,480) | $36.70 | Feb. 8, 2027 | 23,480 | Acquired |
| Feb. 4, 2016 | OMCL | Stock Option (Right to Buy) | Common Stock (21,770) | $27.70 | Feb. 4, 2026 | 21,770 | Acquired |
| Feb. 4, 2016 | OMCL | Stock Option (Right to Buy) | Common Stock (21,770) | $27.70 | Feb. 4, 2026 | 21,770 | Acquired |
| Aug. 3, 2015 | OMCL | Stock Options (right to buy) | Common Stock (261) | $17.29 | Feb. 5, 2023 | 261 | Acquired |
| Aug. 3, 2015 | OMCL | Stock Options (right to buy) | Common Stock (261) | $16.70 | Feb. 7, 2023 | 261 | Acquired |
| July 2, 2015 | OMCL | Stock Options (right to buy) | Common Stock (260) | $17.29 | Feb. 5, 2023 | 260 | Acquired |
| July 2, 2015 | OMCL | Stock Options (right to buy) | Common Stock (260) | $16.70 | Feb. 7, 2023 | 260 | Acquired |
| June 2, 2015 | OMCL | Stock Option (Right to Buy) | Common Stock (1,563) | $16.70 | Feb. 7, 2022 | 1,563 | Acquired |
| June 2, 2015 | OMCL | Stock Option (Right to Buy) | Common Stock (1,563) | $17.29 | Feb. 5, 2023 | 1,563 | Acquired |
| June 2, 2015 | OMCL | Stock Option (right to Buy) | Common Stock (238) | $14.10 | Feb. 2, 2021 | 238 | Acquired |
| Feb. 6, 2015 | OMCL | Stock Option (Right to Buy) | Common Stock (6,250) | $34.02 | Feb. 5, 2025 | 6,250 | Acquired |
| Dec. 8, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (521) | $16.70 | Feb. 6, 2022 | 521 | Acquired |
| Dec. 8, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (521) | $17.29 | Feb. 4, 2023 | 521 | Acquired |
| Dec. 8, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (712) | $14.10 | Feb. 2, 2021 | 712 | Acquired |
| Oct. 3, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (781) | $16.70 | Feb. 6, 2022 | 781 | Acquired |
| Oct. 3, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (781) | $17.29 | Feb. 4, 2023 | 781 | Acquired |
| Oct. 3, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (713) | $14.10 | Feb. 2, 2021 | 713 | Acquired |
| June 25, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (781) | $16.70 | Feb. 6, 2022 | 781 | Acquired |
| June 25, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (781) | $17.29 | Feb. 4, 2023 | 781 | Acquired |
| June 25, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (712) | $14.10 | Feb. 2, 2021 | 712 | Acquired |
| March 24, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (521) | $12.48 | Feb. 3, 2020 | 521 | Disposed |
| March 24, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (3,385) | $17.29 | Feb. 4, 2023 | 3,385 | Disposed |
| March 24, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (6,510) | $16.70 | Feb. 6, 2022 | 6,510 | Disposed |
| March 24, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (713) | $14.10 | Feb. 2, 2021 | 713 | Disposed |
| Feb. 4, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (12,500) | $25.08 | Feb. 3, 2024 | 12,500 | Acquired |
| Dec. 9, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (521) | $12.41 | Feb. 3, 2020 | 521 | Disposed |
| Dec. 9, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (237) | $14.10 | Feb. 2, 2021 | 237 | Disposed |
| Nov. 22, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (238) | $14.10 | Feb. 2, 2021 | 238 | Disposed |
| Nov. 8, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (521) | $12.48 | Feb. 3, 2020 | 521 | Disposed |
| Oct. 8, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (237) | $14.10 | Feb. 2, 2021 | 237 | Disposed |
| Oct. 8, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (521) | $12.48 | Feb. 3, 2020 | 521 | Disposed |
| Sept. 12, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (238) | $14.10 | Feb. 2, 2021 | 238 | Disposed |
| Sept. 9, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (521) | $12.48 | Feb. 3, 2020 | 521 | Disposed |
| Sept. 4, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (7,362) | $14.10 | Feb. 2, 2021 | 7,362 | Disposed |
| Aug. 8, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (520) | $12.48 | Feb. 3, 2020 | 520 | Disposed |
| Aug. 8, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (520) | $12.48 | Feb. 3, 2020 | 520 | Acquired |
| July 19, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (21,875) | $12.48 | Feb. 3, 2020 | 21,875 | Acquired |
| July 19, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (20,000) | $10.22 | Nov. 5, 2018 | 20,000 | Acquired |
| June 28, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (20,000) | $10.22 | Nov. 5, 2018 | 20,000 | Acquired |
| March 11, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (3,750) | $7.94 | Feb. 4, 2019 | 3,750 | Disposed |
| March 11, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (10,008) | $10.22 | Nov. 5, 2018 | 10,008 | Disposed |
| March 8, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (9,992) | $10.22 | Nov. 5, 2018 | 9,992 | Disposed |
| Feb. 5, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock | $17.29 | Feb. 4, 2023 | 12,500 | Acquired |
| Feb. 7, 2012 | OMCL | Stock Option (Right to Buy) | Common Stock | $16.70 | Feb. 6, 2022 | 12,500 | Acquired |
| Feb. 2, 2011 | OMCL | Stock Option (Right to Buy) | Common Stock | — | Feb. 2, 2021 | 11,400 | Acquired |
| Feb. 2, 2011 | OMCL | Stock Option (Right to Buy) | Common Stock | $13.94 | Dec. 31, 2020 | 11,400 | Acquired |
| Feb. 3, 2010 | OMCL | Stock Option (Right to Buy) | Common Stock | $12.48 | Feb. 3, 2020 | 25,000 | Acquired |
| Feb. 4, 2009 | OMCL | Stock Option (Right to Buy) | Common Stock | $7.94 | Feb. 4, 2019 | 3,750 | Acquired |
| Nov. 5, 2008 | OMCL | Stock Option (Right to Buy) | Common Stock | $10.22 | Nov. 5, 2018 | 60,000 | 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 |
|---|---|---|---|---|
| Nov. 7, 2008 | OMCL | Common Stock | 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 |
|---|---|---|---|---|---|---|---|---|
| 2019 | $370,000 | — | $491,747 | $319,453 | $576,090 | — | — | $1,757,290 |
| 2018 | $345,000 | — | $710,807 | $511,581 | $448,875 | — | — | $2,016,263 |
| 2016 | $294,000 | — | $595,248 | $369,072 | $191,908 | — | — | $1,450,228 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.