Michael G Schirk
Insider
First SEC filing: Feb. 7, 2005 · Latest: Feb. 7, 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 |
|---|---|---|---|---|---|---|---|---|---|
| Feb. 3, 2005 | EFX | A | 6,500 | $30.30 | $196,950 | 6,500 Direct | · | Acquired | 370.6% (price as of 2026-10-05) |
| Nov. 17, 2004 | EFX | M | 5,804 | $9.62 | $55,834 | 0 Direct | -100.00% | Disposed | 1382.3% (price as of 2026-10-05) |
| Nov. 17, 2004 | EFX | S | 4,800 | $27.31 | $131,088 | 3,855 Direct | -55.46% | Disposed | 422.2% (price as of 2026-10-05) |
| Nov. 17, 2004 | EFX | S | 804 | $27.39 | $22,022 | 8,655 Direct | -8.50% | Disposed | 420.6% (price as of 2026-10-05) |
| Nov. 17, 2004 | EFX | M | 5,804 | $9.62 | $55,834 | 9,459 Direct | +158.80% | Acquired | 1382.3% (price as of 2026-10-05) |
| Jan. 29, 2004 | EFX | A | 6,000 | $25.68 | $154,080 | 6,000 Direct | · | Acquired | 455.3% (price as of 2026-10-05) |
| Aug. 7, 2003 | EFX | M | 2,670 | $7.40 | $19,758 | 97,278 Direct | -2.67% | Disposed | 1827.0% (price as of 2026-10-05) |
| Aug. 7, 2003 | EFX | M | 2,670 | $7.40 | $19,758 | 3,655 Direct | +271.07% | Acquired | 1827.0% (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. 3, 2005 | EFX | Stock Option/Right to Buy | Common Stock | $30.30 | Feb. 3, 2015 | 6,500 | Acquired |
| Nov. 17, 2004 | EFX | Stock Option/Right to Buy | Common Stock | $9.62 | Jan. 31, 2006 | 5,804 | Disposed |
| Jan. 29, 2004 | EFX | Employee Stock Option (Right to Buy) | Common Stock | $25.68 | Jan. 29, 2014 | 6,000 | Acquired |
| Aug. 7, 2003 | EFX | Stock Option/Right-to-Buy | Common Stock | $7.00 | Jan. 25, 2005 | 2,670 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).