John C Baldwin MD
Insider
First SEC filing: May 6, 2004 · Latest: May 6, 2004
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 |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 12, 2015 | DGX | S | 2,266 | $72.00 | $163,152 | 12,949 Direct | -14.89% | Disposed | 224.1% (price as of 2026-10-02) |
| May 15, 2015 | DGX | A | 2,340 | · | · | 15,215 Direct | +18.17% | Acquired | (price as of 2026-10-02) |
| July 29, 2014 | DGX | M | 8,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| July 29, 2014 | DGX | S | 8,000 | $62.31 | $498,480 | 12,875 Direct | -38.32% | Disposed | 274.5% (price as of 2026-10-02) |
| July 29, 2014 | DGX | M | 8,000 | $55.76 | $446,080 | 20,875 Direct | +62.14% | Acquired | 318.5% (price as of 2026-10-02) |
| May 21, 2014 | DGX | A | 2,924 | · | · | 12,875 Direct | +29.38% | Acquired | (price as of 2026-10-02) |
| Nov. 5, 2013 | DGX | S | 658 | $63.00 | $41,454 | 9,951 Direct | -6.20% | Disposed | 270.4% (price as of 2026-10-02) |
| Oct. 31, 2013 | DGX | M | 8,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 31, 2013 | DGX | S | 8,000 | $59.70 | $477,600 | 10,609 Direct | -42.99% | Disposed | 290.8% (price as of 2026-10-02) |
| Oct. 31, 2013 | DGX | M | 8,000 | $51.55 | $412,400 | 18,609 Direct | +75.41% | Acquired | 352.6% (price as of 2026-10-02) |
| May 21, 2013 | DGX | A | 6,111 | · | · | 6,111 Direct | · | Acquired | (price as of 2026-10-02) |
| May 21, 2013 | DGX | A | 1,975 | · | · | 10,609 Direct | +22.87% | Acquired | (price as of 2026-10-02) |
| May 14, 2013 | DGX | S | 1,214 | $59.41 | $72,124 | 8,634 Direct | -12.33% | Disposed | 292.7% (price as of 2026-10-02) |
| Aug. 8, 2012 | DGX | M | 10,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Aug. 8, 2012 | DGX | S | 1,770 | $59.98 | $106,165 | 9,848 Direct | -15.23% | Disposed | 289.0% (price as of 2026-10-02) |
| Aug. 8, 2012 | DGX | S | 10,000 | $60.00 | $600,000 | 11,618 Direct | -46.26% | Disposed | 288.9% (price as of 2026-10-02) |
| Aug. 8, 2012 | DGX | M | 10,000 | $55.40 | $554,000 | 21,618 Direct | +86.07% | Acquired | 321.2% (price as of 2026-10-02) |
| May 11, 2012 | DGX | A | 6,111 | · | · | 6,111 Direct | · | Acquired | (price as of 2026-10-02) |
| May 11, 2012 | DGX | A | 1,975 | · | · | 11,618 Direct | +20.48% | Acquired | (price as of 2026-10-02) |
| May 1, 2012 | DGX | M | 8,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 1, 2012 | DGX | S | 10,334 | $57.50 | $594,205 | 9,643 Direct | -51.73% | Disposed | 305.8% (price as of 2026-10-02) |
| May 1, 2012 | DGX | M | 8,000 | $49.94 | $399,520 | 19,977 Direct | +66.79% | Acquired | 367.2% (price as of 2026-10-02) |
| Jan. 26, 2012 | DGX | M | 10,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Jan. 26, 2012 | DGX | S | 10,000 | $59.00 | $590,000 | 11,977 Direct | -45.50% | Disposed | 295.5% (price as of 2026-10-02) |
| Jan. 26, 2012 | DGX | M | 10,000 | $53.27 | $532,700 | 21,977 Direct | +83.49% | Acquired | 338.0% (price as of 2026-10-02) |
| May 17, 2011 | DGX | A | 6,111 | · | · | 6,111 Direct | · | Acquired | (price as of 2026-10-02) |
| May 17, 2011 | DGX | A | 1,975 | · | · | 11,977 Direct | +19.75% | Acquired | (price as of 2026-10-02) |
| Feb. 9, 2011 | DGX | M | 20,000 | $42.62 | $852,400 | 30,002 Direct | +199.96% | Acquired | 447.5% (price as of 2026-10-02) |
| Feb. 9, 2011 | DGX | M | 10,000 | $49.04 | $490,400 | 40,002 Direct | +33.33% | Acquired | 375.8% (price as of 2026-10-02) |
| Feb. 9, 2011 | DGX | S | 30,000 | $57.56 | $1,726,800 | 10,002 Direct | -75.00% | Disposed | 305.4% (price as of 2026-10-02) |
| Feb. 9, 2011 | DGX | M | 20,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Feb. 9, 2011 | DGX | M | 10,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 6, 2010 | DGX | A | 8,000 | · | · | 8,000 Direct | · | Acquired | (price as of 2026-10-02) |
| May 6, 2010 | DGX | A | 1,667 | · | · | 10,002 Direct | +20.00% | Acquired | (price as of 2026-10-02) |
| May 14, 2009 | DGX | A | 8,000 | · | · | 8,000 Direct | · | Acquired | (price as of 2026-10-02) |
| May 14, 2009 | DGX | A | 1,667 | · | · | 8,335 Direct | +25.00% | Acquired | (price as of 2026-10-02) |
| May 16, 2008 | DGX | A | 8,000 | · | · | 8,000 Direct | · | Acquired | (price as of 2026-10-02) |
| May 16, 2008 | DGX | A | 1,667 | · | · | 6,668 Direct | +33.33% | Acquired | (price as of 2026-10-02) |
| May 8, 2007 | DGX | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-02) |
| May 8, 2007 | DGX | A | 1,667 | · | · | 5,001 Direct | +50.00% | Acquired | (price as of 2026-10-02) |
| May 4, 2006 | DGX | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-02) |
| May 4, 2006 | DGX | A | 3,334 | · | · | 3,334 Direct | · | Acquired | (price as of 2026-10-02) |
| May 10, 2005 | DGX | A | 5,000 | · | · | 5,000 Direct | · | Acquired | (price as of 2026-10-02) |
| May 4, 2004 | DGX | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-02) |
| May 4, 2004 | DGX | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (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 |
|---|---|---|---|---|---|---|---|
| July 29, 2014 | DGX | Stock Options (Right to Buy) | Common Stock | $55.76 | May 6, 2020 | 8,000 | Disposed |
| Oct. 31, 2013 | DGX | Stock Options (Right to Buy) | Common Stock | $51.55 | May 14, 2019 | 8,000 | Disposed |
| May 21, 2013 | DGX | Stock Options (Right to Buy) | Common Stock | $61.22 | May 21, 2023 | 6,111 | Acquired |
| Aug. 8, 2012 | DGX | Stock Options (Right to Buy) | Common Stock | $55.40 | May 4, 2013 | 10,000 | Disposed |
| May 11, 2012 | DGX | Stock Options (Right to Buy) | Common Stock | $57.56 | May 11, 2022 | 6,111 | Acquired |
| May 1, 2012 | DGX | Stock Options (Right to Buy) | Common Stock | $49.94 | May 16, 2015 | 8,000 | Disposed |
| Jan. 26, 2012 | DGX | Stock Options (Right to Buy) | Common Stock | $53.27 | May 10, 2012 | 10,000 | Disposed |
| May 17, 2011 | DGX | Stock Options (Right to Buy) | Common Stock | $57.67 | May 17, 2021 | 6,111 | Acquired |
| Feb. 9, 2011 | DGX | Stock Options (Right to Buy) | Common Stock | $42.62 | May 4, 2014 | 20,000 | Disposed |
| Feb. 9, 2011 | DGX | Stock Options (Right to Buy) | Common Stock | $49.04 | May 8, 2014 | 10,000 | Disposed |
| May 6, 2010 | DGX | Stock Options (Right to Buy) | Common Stock | $55.76 | May 6, 2020 | 8,000 | Acquired |
| May 14, 2009 | DGX | Stock Options (Right to Buy) | Common Stock | $51.55 | May 14, 2019 | 8,000 | Acquired |
| May 16, 2008 | DGX | Stock Options (Right to buy) | Common Stock | $49.94 | May 16, 2015 | 8,000 | Acquired |
| May 8, 2007 | DGX | Stock Options (Right to buy) | Common Stock | $49.04 | May 8, 2014 | 10,000 | Acquired |
| May 4, 2006 | DGX | Stock Options (Right to buy) | Common Stock | $55.40 | May 4, 2013 | 10,000 | Acquired |
| May 10, 2005 | DGX | Stock Options (Right to buy) | Common Stock | $106.54 | May 10, 2012 | 5,000 | Acquired |
| May 4, 2004 | DGX | Stock Options (Right to buy) | Common Stock | $85.25 | May 4, 2014 | 10,000 | Acquired |
| May 4, 2004 | DGX | Stock Options (Right to buy) | Common Stock | $85.25 | May 4, 2014 | 10,000 | 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 |
|---|---|---|---|---|
| May 6, 2004 | DGX | Common Stock | 0 | Direct |