Michael Birkin
Insider
First SEC filing: March 9, 2005 · Latest: July 2, 2009
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 30, 2009 | OMC | F | 44 | $31.58 | $1,390 | 83,622 Direct | -0.05% | Disposed | 134.8% (price as of 2026-10-02) |
| June 25, 2009 | OMC | M | 50,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| June 25, 2009 | OMC | S | 50,000 | $32.21 | $1,610,500 | 83,666 Direct | -37.41% | Disposed | 130.2% (price as of 2026-10-02) |
| June 25, 2009 | OMC | M | 50,000 | $31.18 | $1,559,000 | 133,666 Direct | +59.76% | Acquired | 137.8% (price as of 2026-10-02) |
| May 4, 2009 | OMC | F | 59 | $32.16 | $1,897 | 83,666 Direct | -0.07% | Disposed | 130.6% (price as of 2026-10-02) |
| March 31, 2009 | OMC | A | 300,000 | · | · | 300,000 Direct | · | Acquired | (price as of 2026-10-02) |
| March 27, 2009 | OMC | F | 44 | $23.85 | $1,049 | 83,039 Direct | -0.05% | Disposed | 210.9% (price as of 2026-10-02) |
| March 15, 2009 | OMC | F | 58 | $23.61 | $1,369 | 83,083 Direct | -0.07% | Disposed | 214.1% (price as of 2026-10-02) |
| Oct. 17, 2008 | OMC | F | 44 | $31.12 | $1,369 | 83,111 Direct | -0.05% | Disposed | 138.3% (price as of 2026-10-02) |
| June 30, 2008 | OMC | A | 15,000 | · | · | 83,111 Direct | +22.02% | Acquired | (price as of 2026-10-02) |
| May 13, 2008 | OMC | M | 50,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 2,700 | $49.19 | $132,813 | 70,162 Direct | -3.71% | Disposed | 50.7% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 200 | $49.18 | $9,836 | 72,862 Direct | -0.27% | Disposed | 50.8% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 1,000 | $49.17 | $49,170 | 73,062 Direct | -1.35% | Disposed | 50.8% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 200 | $49.13 | $9,826 | 74,062 Direct | -0.27% | Disposed | 50.9% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 1,000 | $49.12 | $49,120 | 74,262 Direct | -1.33% | Disposed | 51.0% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 200 | $49.10 | $9,820 | 75,262 Direct | -0.27% | Disposed | 51.0% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 600 | $49.07 | $29,442 | 75,462 Direct | -0.79% | Disposed | 51.1% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 300 | $49.03 | $14,709 | 76,062 Direct | -0.39% | Disposed | 51.2% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 300 | $49.02 | $14,706 | 76,362 Direct | -0.39% | Disposed | 51.3% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 3,000 | $49.00 | $147,000 | 76,662 Direct | -3.77% | Disposed | 51.3% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 100 | $48.92 | $4,892 | 79,662 Direct | -0.13% | Disposed | 51.6% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 449 | $48.91 | $21,961 | 79,762 Direct | -0.56% | Disposed | 51.6% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 300 | $48.90 | $14,670 | 80,211 Direct | -0.37% | Disposed | 51.6% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 1,158 | $48.89 | $56,615 | 80,511 Direct | -1.42% | Disposed | 51.7% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 1,900 | $48.88 | $92,872 | 81,669 Direct | -2.27% | Disposed | 51.7% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 7,976 | $48.87 | $389,787 | 83,569 Direct | -8.71% | Disposed | 51.7% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 2,600 | $48.86 | $127,036 | 91,545 Direct | -2.76% | Disposed | 51.8% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 1,300 | $48.85 | $63,505 | 94,145 Direct | -1.36% | Disposed | 51.8% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 2,800 | $48.84 | $136,752 | 95,445 Direct | -2.85% | Disposed | 51.8% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 1,600 | $48.83 | $78,128 | 98,245 Direct | -1.60% | Disposed | 51.9% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 8,300 | $48.82 | $405,206 | 99,845 Direct | -7.67% | Disposed | 51.9% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 900 | $48.81 | $43,929 | 108,145 Direct | -0.83% | Disposed | 51.9% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 8,917 | $48.80 | $435,150 | 109,045 Direct | -7.56% | Disposed | 51.9% (price as of 2026-10-02) |
| May 13, 2008 | OMC | M | 50,000 | $32.75 | $1,637,500 | 117,962 Direct | +73.57% | Acquired | 126.4% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 4,500 | $48.92 | $220,140 | 67,962 Direct | -6.21% | Disposed | 51.6% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 200 | $48.89 | $9,778 | 72,462 Direct | -0.28% | Disposed | 51.7% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 400 | $48.88 | $19,552 | 72,662 Direct | -0.55% | Disposed | 51.7% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 1,100 | $48.87 | $53,757 | 73,062 Direct | -1.48% | Disposed | 51.7% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 100 | $48.86 | $4,886 | 74,162 Direct | -0.13% | Disposed | 51.8% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 160 | $48.85 | $7,816 | 74,262 Direct | -0.21% | Disposed | 51.8% (price as of 2026-10-02) |
| May 13, 2008 | OMC | S | 2,200 | $49.20 | $108,240 | 67,962 Direct | -3.14% | Disposed | 50.7% (price as of 2026-10-02) |
| May 4, 2008 | OMC | F | 999 | $49.54 | $49,490 | 74,422 Direct | -1.32% | Disposed | 49.7% (price as of 2026-10-02) |
| March 27, 2008 | OMC | F | 749 | $44.21 | $33,113 | 75,404 Direct | -0.98% | Disposed | 67.7% (price as of 2026-10-02) |
| March 15, 2008 | OMC | F | 999 | $43.15 | $43,107 | 75,760 Direct | -1.30% | Disposed | 71.8% (price as of 2026-10-02) |
| Oct. 17, 2007 | OMC | F | 749 | $52.35 | $39,210 | 80,772 Direct | -0.92% | Disposed | 41.6% (price as of 2026-10-02) |
| May 4, 2007 | OMC | F | 500 | $104.41 | $52,205 | 39,460 Direct | -1.25% | Disposed | 42.0% (price as of 2026-10-02) |
| March 27, 2007 | OMC | A | 7,500 | · | · | 39,784 Direct | +23.23% | Acquired | (price as of 2026-10-02) |
| March 22, 2007 | OMC | F | 500 | $105.22 | $52,610 | 32,384 Direct | -1.52% | Disposed | 40.9% (price as of 2026-10-02) |
| March 19, 2007 | OMC | F | 500 | $104.32 | $52,160 | 32,884 Direct | -1.50% | Disposed | 42.2% (price as of 2026-10-02) |
| Nov. 22, 2006 | OMC | S | 100 | $103.20 | $10,320 | 33,279 Direct | -0.30% | Disposed | 43.7% (price as of 2026-10-02) |
| Nov. 22, 2006 | OMC | S | 2,310 | $103.21 | $238,415 | 33,379 Direct | -6.47% | Disposed | 43.7% (price as of 2026-10-02) |
| Oct. 17, 2006 | OMC | F | 600 | $94.47 | $56,682 | 35,689 Direct | -1.65% | Disposed | 57.0% (price as of 2026-10-02) |
| May 22, 2006 | OMC | A | 2,500 | · | · | 36,199 Direct | +7.42% | Acquired | (price as of 2026-10-02) |
| May 4, 2006 | OMC | A | 7,500 | · | · | 33,699 Direct | +28.63% | Acquired | (price as of 2026-10-02) |
| April 4, 2006 | OMC | F | 999 | $82.88 | $82,797 | 26,193 Direct | -3.67% | Disposed | 78.9% (price as of 2026-10-02) |
| March 22, 2006 | OMC | F | 799 | $82.78 | $66,141 | 26,971 Direct | -2.88% | Disposed | 79.1% (price as of 2026-10-02) |
| March 15, 2006 | OMC | F | 799 | $81.23 | $64,903 | 27,770 Direct | -2.80% | Disposed | 82.6% (price as of 2026-10-02) |
| Oct. 17, 2005 | OMC | A | 7,500 | · | · | 28,564 Direct | +35.61% | Acquired | (price as of 2026-10-02) |
| July 29, 2005 | OMC | S | 4,500 | $84.64 | $380,880 | 21,058 Direct | -17.61% | Disposed | 75.2% (price as of 2026-10-02) |
| April 4, 2005 | OMC | F | 999 | $87.50 | $87,412 | 25,400 Direct | -3.78% | Disposed | 69.5% (price as of 2026-10-02) |
| March 31, 2005 | OMC | F | 796 | $88.20 | $70,207 | 26,399 Direct | -2.93% | Disposed | 68.1% (price as of 2026-10-02) |
| March 22, 2005 | OMC | F | 799 | $88.00 | $70,312 | 27,195 Direct | -2.85% | Disposed | 68.5% (price as of 2026-10-02) |
| March 15, 2005 | OMC | F | 1,598 | $44.70 | $71,431 | 76,759 Direct | -2.04% | Disposed | 231.8% (price as of 2026-10-02) |
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 |
|---|---|---|---|---|---|---|---|
| June 25, 2009 | OMC | Employee Stock Option (right to buy) | Common Stock | $31.18 | Oct. 2, 2011 | 50,000 | Disposed |
| March 31, 2009 | OMC | Employee Stock Option (right to buy) | Common Stock, par value $0.15 per share | $23.40 | March 31, 2019 | 300,000 | Acquired |
| May 13, 2008 | OMC | Employee Stock Option (right to buy) | Common Stock | $32.75 | Feb. 25, 2009 | 50,000 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 6 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| March 9, 2005 | OMC | Common Stock, par value $0.15 | 27,853 | Direct |
| March 9, 2005 | OMC | Options to Purchase Common Stock (Right to Buy) | 25,000 | Direct |
| March 9, 2005 | OMC | Options to Purchase Common Stock (Right to Buy) | 50,000 | Direct |
| March 9, 2005 | OMC | Options to Purchase Common Stock (Right to Buy) | 60,000 | Direct |
| March 9, 2005 | OMC | Options to Purchase Common Stock (Right to Buy) | 25,000 | Direct |
| March 9, 2005 | OMC | Options to Purchase Common Stock (Right to Buy) | 60,000 | Direct |