Robin Gene Seim
CIK 1351911 · View on SEC EDGAR ↗
First SEC filing: June 3, 2026 · Latest: June 3, 2026
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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 |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 9, 2021 | OMCL | S | 780 | $153.40 | $119,652 | 30,049 Direct | -2.53% | Disposed | -76.3% (price as of 2026-08-20) |
| Aug. 9, 2021 | OMCL | S | 1,668 | $152.55 | $254,453 | 30,829 Direct | -5.13% | Disposed | -76.2% (price as of 2026-08-20) |
| Aug. 9, 2021 | OMCL | S | 2,291 | $151.43 | $346,926 | 32,497 Direct | -6.59% | Disposed | -76.0% (price as of 2026-08-20) |
| Aug. 9, 2021 | OMCL | S | 1,947 | $150.27 | $292,576 | 34,788 Direct | -5.30% | Disposed | -75.8% (price as of 2026-08-20) |
| Jan. 4, 2021 | OMCL | S 10b5-1 | 1,319 | $119.62 | $157,779 | 35,558 Direct | -3.58% | Disposed | -69.6% (price as of 2026-08-20) |
| March 11, 2019 | OMCL | S 10b5-1 | 21,504 | $83.70 | $1,799,885 | 64,618 Direct | -24.97% | Disposed | -56.6% (price as of 2026-08-20) |
| March 11, 2019 | OMCL | S 10b5-1 | 7,296 | $83.70 | $610,675 | 86,122 Direct | -7.81% | Disposed | -56.6% (price as of 2026-08-20) |
| June 4, 2018 | OMCL | S 10b5-1 | 15,658 | $48.00 | $751,584 | 74,121 Direct | -17.44% | Disposed | -24.3% (price as of 2026-08-20) |
| May 15, 2018 | OMCL | S 10b5-1 | 13,286 | $46.48 | $617,533 | 74,121 Direct | -15.20% | Disposed | -21.9% (price as of 2026-08-20) |
| Sept. 15, 2017 | OMCL | S 10b5-1 | 9,780 | $48.97 | $478,927 | 46,116 Direct | -17.50% | Disposed | -25.8% (price as of 2026-08-20) |
| Aug. 15, 2017 | OMCL | S 10b5-1 | 12,861 | $50.86 | $654,110 | 43,035 Direct | -23.01% | Disposed | -28.6% (price as of 2026-08-20) |
| Aug. 15, 2017 | OMCL | S 10b5-1 | 2,248 | $50.90 | $114,423 | 55,896 Direct | -3.87% | Disposed | -28.6% (price as of 2026-08-20) |
| July 6, 2016 | OMCL | S 10b5-1 | 5,302 | $34.75 | $184,244 | 50,118 Direct | -9.57% | Disposed | 4.5% (price as of 2026-08-20) |
| July 1, 2016 | OMCL | S 10b5-1 | 3,645 | $35.00 | $127,575 | 55,420 Direct | -6.17% | Disposed | 3.8% (price as of 2026-08-20) |
| April 29, 2016 | OMCL | S 10b5-1 | 6,407 | $31.00 | $198,617 | 59,619 Direct | -9.70% | Disposed | 17.2% (price as of 2026-08-20) |
| April 26, 2016 | OMCL | S 10b5-1 | 767 | $30.00 | $23,010 | 59,619 Direct | -1.27% | Disposed | 21.1% (price as of 2026-08-20) |
| Aug. 13, 2015 | OMCL | S 10b5-1 | 14,571 | $35.63 | $519,165 | 48,780 Direct | -23.00% | Disposed | 1.9% (price as of 2026-08-20) |
| Aug. 13, 2015 | OMCL | S 10b5-1 | 9,375 | $35.63 | $334,031 | 63,351 Direct | -12.89% | Disposed | 1.9% (price as of 2026-08-20) |
| July 1, 2015 | OMCL | S 10b5-1 | 19,582 | $37.84 | $740,983 | 63,351 Direct | -23.61% | Disposed | -4.0% (price as of 2026-08-20) |
| Jan. 2, 2015 | OMCL | S 10b5-1 | 1,948 | $32.36 | $63,037 | 59,763 Direct | -3.16% | Disposed | 12.2% (price as of 2026-08-20) |
| Sept. 15, 2014 | OMCL | S 10b5-1 | 3,339 | $26.32 | $87,882 | 67,803 Direct | -4.69% | Disposed | 38.0% (price as of 2026-08-20) |
| Sept. 15, 2014 | OMCL | S 10b5-1 | 4,118 | $26.32 | $108,386 | 71,142 Direct | -5.47% | Disposed | 38.0% (price as of 2026-08-20) |
| Sept. 15, 2014 | OMCL | S 10b5-1 | 1,890 | $26.32 | $49,745 | 75,260 Direct | -2.45% | Disposed | 38.0% (price as of 2026-08-20) |
| Sept. 2, 2014 | OMCL | S 10b5-1 | 27,500 | $28.19 | $775,225 | 77,150 Direct | -26.28% | Disposed | 28.8% (price as of 2026-08-20) |
Showing latest 100 of 254 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 |
|---|---|---|---|---|---|---|---|
| May 14, 2019 | OMCL | Stock Options NQ (Right to Buy) | Common Stock (6,381) | $81.92 | May 13, 2029 | 6,381 | Acquired |
| March 11, 2019 | OMCL | Stock Options NQ (Right to Buy) | Common Stock (2,344) | $34.02 | Feb. 6, 2025 | 2,344 | Disposed |
| March 11, 2019 | OMCL | Stock Options NQ (Right to Buy) | Common Stock (5,442) | $27.70 | Feb. 3, 2027 | 5,442 | Disposed |
| March 11, 2019 | OMCL | Stock Options NQ (Right to Buy) | Common Stock (7,165) | $36.70 | Feb. 7, 2028 | 7,165 | Disposed |
| March 11, 2019 | OMCL | Stock Options NQ (Right to Buy) | Common Stock (13,849) | $44.25 | Feb. 5, 2028 | 13,849 | Disposed |
| June 4, 2018 | OMCL | Stock Options NQ (right to Buy) | Common Stock (4,912) | $27.70 | Feb. 3, 2027 | 4,912 | Disposed |
| June 4, 2018 | OMCL | Stock Options NQ (right to Buy) | Common Stock (1,312) | $36.70 | Feb. 7, 2028 | 1,312 | Disposed |
| June 4, 2018 | OMCL | Stock Options NQ (right to Buy) | Common Stock (9,434) | $36.70 | Feb. 7, 2028 | 9,434 | Disposed |
| May 15, 2018 | OMCL | Stock Options NQ (right to Buy) | Common Stock (10,156) | $34.02 | Feb. 5, 2025 | 10,156 | Disposed |
| May 15, 2018 | OMCL | Stock Options NQ (right to Buy) | Common Stock (3,130) | $25.08 | Feb. 3, 2024 | 3,130 | Disposed |
| Feb. 6, 2018 | OMCL | Stock Option (Right to Buy) | Common Stock (51,136) | $44.25 | Feb. 6, 2028 | 51,136 | Acquired |
| Sept. 15, 2017 | OMCL | Non qualified option (right to buy) | Common Stock | $27.70 | Feb. 4, 2026 | 9,870 | Acquired |
| Aug. 15, 2017 | OMCL | Non qualified Option (right to buy) | Common Stock (4,011) | $17.29 | Feb. 5, 2023 | 4,011 | Acquired |
| Aug. 15, 2017 | OMCL | Non qualified option (right to buy) | Common Stock (8,850) | $25.08 | Feb. 4, 2024 | 8,850 | Acquired |
| Feb. 8, 2017 | OMCL | Stock Option (Right to Buy) | Common Stock (34,390) | $36.70 | Feb. 8, 2027 | 34,390 | Acquired |
| July 1, 2016 | OMCL | NQ Stock Options (right to buy) | Common Stock | $25.08 | Feb. 4, 2024 | 3,645 | Acquired |
| April 29, 2016 | OMCL | NQ stock options (Right to buy) | Common Stock (3,126) | $16.70 | Feb. 7, 2022 | 3,126 | Acquired |
| April 29, 2016 | OMCL | NQ stock options (Right to buy) | Common Stock (3,281) | $17.29 | Feb. 5, 2023 | 3,281 | Acquired |
| Feb. 4, 2016 | OMCL | Stock Option (Right to Buy) | Common Stock (26,120) | $27.70 | Feb. 4, 2026 | 26,120 | Acquired |
| Aug. 13, 2015 | OMCL | NQ stock options (right to buy) | Common Stock (9,375) | $25.08 | Feb. 4, 2024 | 9,375 | Acquired |
| July 1, 2015 | OMCL | NQ stock options (right to buy) | Common Stock (3,119) | $14.10 | Feb. 2, 2022 | 3,119 | Acquired |
| July 1, 2015 | OMCL | NQ stock options (Right to buy) | Common Stock (6,254) | $16.70 | Feb. 7, 2022 | 6,254 | Acquired |
| July 1, 2015 | OMCL | NQ stock options (Right to buy) | Common Stock (10,208) | $17.29 | Feb. 5, 2023 | 10,208 | Acquired |
| July 1, 2015 | OMCL | NQ stock options (Right to buy) | Common Stock (1) | $7.94 | Feb. 4, 2019 | 1 | Acquired |
| Feb. 6, 2015 | OMCL | Stock Option (Right to Buy) | Common Stock (12,500) | $34.02 | Feb. 5, 2025 | 12,500 | Acquired |
| Sept. 2, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (27,500) | $20.95 | Feb. 7, 2017 | 27,500 | Acquired |
| Aug. 15, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (12,500) | $20.95 | Feb. 7, 2017 | 12,500 | Acquired |
| Aug. 15, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (17,500) | $17.95 | Feb. 6, 2018 | 17,500 | Acquired |
| Feb. 20, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (2,500) | $12.48 | Feb. 3, 2020 | 2,500 | Disposed |
| Feb. 20, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (1,560) | $16.70 | Feb. 6, 2022 | 1,560 | Disposed |
| Feb. 20, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (1,132) | $14.10 | Feb. 2, 2021 | 1,132 | Disposed |
| Feb. 4, 2014 | OMCL | Stock Option (Right to Buy) | Common Stock (25,000) | $25.08 | Feb. 3, 2024 | 25,000 | Acquired |
| Oct. 23, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (7,664) | $16.70 | Feb. 6, 2022 | 7,664 | Disposed |
| Oct. 22, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (146) | $16.70 | Feb. 6, 2022 | 146 | Disposed |
| Oct. 21, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (9,349) | $14.10 | Feb. 2, 2021 | 9,349 | Disposed |
| Sept. 20, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (27,500) | $12.48 | Feb. 3, 2020 | 27,500 | Disposed |
| June 4, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (20,000) | $11.58 | Feb. 1, 2016 | 20,000 | Disposed |
| May 1, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (20,000) | $11.58 | Feb. 1, 2016 | 20,000 | Disposed |
| April 1, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (20,000) | $11.58 | Feb. 1, 2016 | 20,000 | Disposed |
| March 20, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (21,733) | $11.58 | Feb. 1, 2016 | 21,733 | Disposed |
| Feb. 5, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock | $17.29 | Feb. 4, 2023 | 17,500 | Acquired |
| Jan. 2, 2013 | OMCL | Stock Option (Right to Buy) | Common Stock (7,782) | $7.94 | Feb. 4, 2019 | 7,782 | Disposed |
| Sept. 7, 2012 | OMCL | Stock Option (Right to Buy) | Common Stock | $7.94 | Feb. 4, 2019 | 7,781 | Disposed |
| Feb. 7, 2012 | OMCL | Stock Option (Right to Buy) | Common Stock | $16.70 | Feb. 6, 2022 | 18,750 | Acquired |
| Jan. 3, 2012 | OMCL | Stock Option (Right to Buy) | Common Stock (7,781) | $7.94 | Feb. 4, 2019 | 7,781 | Disposed |
| July 1, 2011 | OMCL | Stock Option (Right to Buy) | Common Stock (7,781) | $7.94 | Feb. 4, 2019 | 7,781 | Disposed |
| Feb. 2, 2011 | OMCL | Stock Option (Right to Buy) | Common Stock | — | Feb. 2, 2021 | 13,600 | Acquired |
| Feb. 2, 2011 | OMCL | Stock Option (Right to Buy) | Common Stock | $13.94 | Dec. 31, 2020 | 13,600 | Acquired |
| July 1, 2010 | OMCL | Stock Option (Right to Buy) | Common Stock (7,781) | $7.94 | Feb. 4, 2019 | 7,781 | Disposed |
| March 29, 2010 | OMCL | Stock Option (Right to Buy) | Common Stock (31,124) | $7.94 | Feb. 4, 2019 | 31,124 | Disposed |
| Feb. 3, 2010 | OMCL | Stock Option (Right to Buy( | Common Stock | $12.48 | Feb. 3, 2010 | 30,000 | Acquired |
| Feb. 4, 2009 | OMCL | Stock Option (Right to Buy( | Common Stock | $7.94 | Feb. 4, 2019 | 62,250 | Acquired |
| Aug. 11, 2008 | OMCL | Stock Option (Right to Buy) | Common Stock | $11.58 | Feb. 1, 2016 | 6,267 | Disposed |
| March 24, 2008 | OMCL | Stock Option (Right to Buy) | Common Stock | $11.58 | Feb. 1, 2016 | 3,042 | Disposed |
| March 3, 2008 | OMCL | Stock Option (Right to Buy) | Common Stock | $11.58 | Feb. 1, 2016 | 3,958 | Disposed |
| Feb. 6, 2008 | OMCL | Stock Option (Right to Buy) | Common Stock | $17.95 | Feb. 6, 2018 | 17,500 | Acquired |
| Feb. 6, 2008 | OMCL | Stock Option (Right to Buy) | Common Stock | $17.95 | Feb. 6, 2018 | 17,500 | Acquired |
| Feb. 4, 2008 | OMCL | Stock Option (Right to Buy) | Common Stock (7,500) | $11.58 | Feb. 1, 2016 | 7,500 | Disposed |
| Feb. 1, 2008 | OMCL | Stock Option (Right to Buy) | Common Stock (7,500) | $11.58 | Feb. 1, 2016 | 7,500 | Disposed |
| Dec. 4, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock (10,000) | $11.58 | Feb. 1, 2016 | 10,000 | Disposed |
| Dec. 3, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock (10,000) | $11.58 | Feb. 1, 2016 | 10,000 | Disposed |
| Nov. 2, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock (10,000) | $11.58 | Feb. 1, 2016 | 10,000 | Disposed |
| Nov. 1, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock (10,000) | $11.58 | Feb. 1, 2016 | 10,000 | Disposed |
| Sept. 18, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock (10,000) | $11.58 | Feb. 1, 2016 | 10,000 | Disposed |
| Sept. 17, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock (10,000) | $11.58 | Feb. 1, 2016 | 10,000 | Disposed |
| Aug. 28, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock (10,000) | $11.58 | Feb. 1, 2016 | 10,000 | Disposed |
| Aug. 27, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock (10,000) | $11.58 | Feb. 1, 2016 | 10,000 | Disposed |
| Feb. 7, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock | $20.95 | Feb. 7, 2017 | 40,000 | Acquired |
| Feb. 7, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock | $20.95 | Feb. 7, 2017 | 40,000 | Acquired |
| Feb. 1, 2006 | OMCL | stock option (right to buy) | common stock (190,000) | $11.58 | Jan. 31, 2016 | 190,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
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 |
|---|---|---|---|---|---|---|---|---|
| 2018 | $417,500 | — | $1,006,919 | $724,740 | $497,008 | — | — | $2,646,167 |
| 2017 | $381,923 | — | $605,658 | $373,706 | $221,400 | — | — | $1,582,687 |
| 2016 | $368,269 | — | $366,093 | $221,409 | $213,317 | — | — | $1,169,088 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.