John Choma
Insider
First SEC filing: Jan. 24, 2005 · Latest: Jan. 24, 2005
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
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 |
|---|---|---|---|---|---|---|---|---|---|
| July 1, 2009 | OMCL | S 10b5-1 | 312 | $10.75 | $3,354 | 7,502 Direct | -3.99% | Disposed | 222.2% (price as of 2026-10-05) |
| Feb. 4, 2009 | OMCL | A | 1,250 | · | · | 7,814 Direct | +19.04% | Acquired | (price as of 2026-10-05) |
| Feb. 4, 2009 | OMCL | A | 7,500 | · | · | 7,500 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 2, 2009 | OMCL | S 10b5-1 | 312 | $12.13 | $3,785 | 6,564 Direct | -4.54% | Disposed | 185.6% (price as of 2026-10-05) |
| July 1, 2008 | OMCL | S 10b5-1 | 312 | $12.91 | $4,028 | 6,876 Direct | -4.34% | Disposed | 168.3% (price as of 2026-10-05) |
| March 13, 2008 | OMCL | M | 5,000 | · | · | 40,303 Direct | -11.04% | Disposed | (price as of 2026-10-05) |
| March 13, 2008 | OMCL | S 10b5-1 | 5,000 | $20.00 | $100,000 | 7,188 Direct | -41.02% | Disposed | 73.2% (price as of 2026-10-05) |
| March 13, 2008 | OMCL | M | 5,000 | $10.41 | $52,050 | 12,188 Direct | +69.56% | Acquired | 232.8% (price as of 2026-10-05) |
| Feb. 6, 2008 | OMCL | A | 5,000 | · | · | 5,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 6, 2008 | OMCL | A | 2,500 | · | · | 7,188 Direct | +53.33% | Acquired | (price as of 2026-10-05) |
| Feb. 6, 2008 | OMCL | A | 5,000 | · | · | 5,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 6, 2008 | OMCL | A | 2,500 | · | · | 7,188 Direct | +53.33% | Acquired | (price as of 2026-10-05) |
| Feb. 1, 2008 | OMCL | M | 5,000 | · | · | 45,303 Direct | -9.94% | Disposed | (price as of 2026-10-05) |
| Feb. 1, 2008 | OMCL | S 10b5-1 | 5,000 | $22.00 | $110,000 | 4,688 Direct | -51.61% | Disposed | 57.5% (price as of 2026-10-05) |
| Feb. 1, 2008 | OMCL | M | 5,000 | $10.41 | $52,050 | 9,688 Direct | +106.66% | Acquired | 232.8% (price as of 2026-10-05) |
| Jan. 2, 2008 | OMCL | S 10b5-1 | 312 | $26.52 | $8,274 | 4,688 Direct | -6.24% | Disposed | 30.6% (price as of 2026-10-05) |
| Dec. 3, 2007 | OMCL | M | 5,000 | · | · | 50,303 Direct | -9.04% | Disposed | (price as of 2026-10-05) |
| Dec. 3, 2007 | OMCL | S 10b5-1 | 5,000 | $25.76 | $128,800 | 5,000 Direct | -50.00% | Disposed | 34.5% (price as of 2026-10-05) |
| Dec. 3, 2007 | OMCL | M | 5,000 | $10.41 | $52,050 | 10,000 Direct | +100.00% | Acquired | 232.8% (price as of 2026-10-05) |
| Nov. 1, 2007 | OMCL | M | 5,000 | · | · | 55,303 Direct | -8.29% | Disposed | (price as of 2026-10-05) |
| Nov. 1, 2007 | OMCL | S 10b5-1 | 5,000 | $25.95 | $129,750 | 5,000 Direct | -50.00% | Disposed | 33.5% (price as of 2026-10-05) |
| Nov. 1, 2007 | OMCL | M | 5,000 | $10.41 | $52,050 | 10,000 Direct | +100.00% | Acquired | 232.8% (price as of 2026-10-05) |
| Sept. 4, 2007 | OMCL | M | 7,500 | · | · | 60,303 Direct | -11.06% | Disposed | (price as of 2026-10-05) |
| Sept. 4, 2007 | OMCL | S 10b5-1 | 7,500 | $24.35 | $182,625 | 5,000 Direct | -60.00% | Disposed | 42.3% (price as of 2026-10-05) |
| Sept. 4, 2007 | OMCL | M | 7,500 | $10.41 | $78,075 | 12,500 Direct | +150.00% | Acquired | 232.8% (price as of 2026-10-05) |
| Aug. 21, 2007 | OMCL | M | 7,500 | · | · | 67,803 Direct | -9.96% | Disposed | (price as of 2026-10-05) |
| Aug. 21, 2007 | OMCL | S 10b5-1 | 7,500 | $24.26 | $181,950 | 5,000 Direct | -60.00% | Disposed | 42.8% (price as of 2026-10-05) |
| Aug. 21, 2007 | OMCL | M | 7,500 | $10.41 | $78,075 | 12,500 Direct | +150.00% | Acquired | 232.8% (price as of 2026-10-05) |
| May 1, 2007 | OMCL | M | 3,000 | · | · | 75,303 Direct | -3.83% | Disposed | (price as of 2026-10-05) |
| May 1, 2007 | OMCL | S 10b5-1 | 3,000 | $22.66 | $67,980 | 5,000 Direct | -37.50% | Disposed | 52.9% (price as of 2026-10-05) |
| May 1, 2007 | OMCL | M | 3,000 | $10.41 | $31,230 | 8,000 Direct | +60.00% | Acquired | 232.8% (price as of 2026-10-05) |
| March 1, 2007 | OMCL | M | 1,697 | · | · | 78,303 Direct | -2.12% | Disposed | (price as of 2026-10-05) |
| March 1, 2007 | OMCL | M | 1,303 | · | · | 13,697 Direct | -8.69% | Disposed | (price as of 2026-10-05) |
| March 1, 2007 | OMCL | S 10b5-1 | 3,000 | $18.78 | $56,340 | 5,000 Direct | -37.50% | Disposed | 84.5% (price as of 2026-10-05) |
| March 1, 2007 | OMCL | M | 1,697 | $10.41 | $17,666 | 8,000 Direct | +26.92% | Acquired | 232.8% (price as of 2026-10-05) |
| March 1, 2007 | OMCL | M | 1,303 | $10.08 | $13,134 | 6,303 Direct | +26.06% | Acquired | 243.7% (price as of 2026-10-05) |
| Feb. 9, 2007 | OMCL | M | 3,000 | · | · | 12,000 Direct | -20.00% | Disposed | (price as of 2026-10-05) |
| Feb. 9, 2007 | OMCL | S 10b5-1 | 3,000 | $20.89 | $62,670 | 5,000 Direct | -37.50% | Disposed | 65.8% (price as of 2026-10-05) |
| Feb. 9, 2007 | OMCL | M | 3,000 | $10.08 | $30,240 | 8,000 Direct | +60.00% | Acquired | 243.7% (price as of 2026-10-05) |
| Feb. 9, 2007 | OMCL | M | 3,000 | · | · | 12,000 Direct | +33.33% | Acquired | (price as of 2026-10-05) |
| Feb. 9, 2007 | OMCL | S 10b5-1 | 3,000 | $20.89 | $62,670 | 5,000 Direct | -37.50% | Disposed | 65.8% (price as of 2026-10-05) |
| Feb. 9, 2007 | OMCL | M | 3,000 | $10.08 | $30,240 | 8,000 Direct | +60.00% | Acquired | 243.7% (price as of 2026-10-05) |
| Feb. 7, 2007 | OMCL | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 7, 2007 | OMCL | A | 5,000 | · | · | 5,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 7, 2007 | OMCL | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-05) |
| Feb. 7, 2007 | OMCL | M | 5,000 | $20.95 | $104,750 | 5,000 Direct | · | Acquired | 65.3% (price as of 2026-10-05) |
| Dec. 7, 2005 | OMCL | A | 50,000 | $10.58 | $529,000 | 50,000 Direct | · | Acquired | 227.4% (price as of 2026-10-05) |
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. 4, 2009 | OMCL | Stock Option (Right to Buy) | Common Stock | $7.94 | Feb. 4, 2019 | 7,500 | Acquired |
| March 13, 2008 | OMCL | Stock Option (Right to Buy) | Common Stock | $10.41 | Jan. 5, 2015 | 5,000 | Disposed |
| Feb. 6, 2008 | OMCL | Stock Option (Right to Buy) | Common Stock | $17.95 | Feb. 6, 2018 | 5,000 | Acquired |
| Feb. 6, 2008 | OMCL | Stock Option (Right to Buy) | Common Stock | $17.95 | Feb. 6, 2018 | 5,000 | Acquired |
| Feb. 1, 2008 | OMCL | Stock Option (Right to Buy) | Common Stock | $10.41 | Jan. 5, 2015 | 5,000 | Disposed |
| Dec. 3, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock | $10.41 | Jan. 5, 2015 | 5,000 | Disposed |
| Nov. 1, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock | $10.41 | Jan. 5, 2015 | 5,000 | Disposed |
| Sept. 4, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock | $10.41 | Jan. 5, 2015 | 7,500 | Disposed |
| Aug. 21, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock | $10.41 | Jan. 5, 2015 | 7,500 | Disposed |
| May 1, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock | $10.41 | Jan. 5, 2015 | 3,000 | Disposed |
| March 1, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock | $10.41 | Jan. 5, 2015 | 1,697 | Disposed |
| March 1, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock | $10.08 | Nov. 3, 2014 | 1,303 | Disposed |
| Feb. 9, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock | $10.08 | Nov. 3, 2014 | 3,000 | Disposed |
| Feb. 9, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock | $10.08 | Nov. 3, 2014 | 3,000 | Acquired |
| Feb. 7, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock | $20.95 | Feb. 7, 2017 | 10,000 | Acquired |
| Feb. 7, 2007 | OMCL | Stock Option (Right to Buy) | Common Stock | $20.95 | Feb. 7, 2017 | 10,000 | Acquired |
| Dec. 7, 2005 | OMCL | Stock Option (right to buy) | Common Stock | $10.58 | Dec. 6, 2015 | 50,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 3 holdings
Securities held when first becoming an insider, per SEC Form 3.