Michael E Prevoznik
CIK 1222679 · View on SEC EDGAR ↗
Insider
First SEC filing: Jan. 19, 2024 · Latest: Jan. 19, 2024
On this page
Insider at
Insider transactions
0 buys (P)
7 sells (S)
Net:
$-6,505,199
+ 65 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
65 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| March 5, 2026 | DGX | S 10b5-1 | 3,878 | $206.21 | $799,682 | 37,557 Direct | -9.36% | Disposed | 16.4% (price as of 2026-08-19) |
| March 3, 2026 | DGX | S 10b5-1 | 526 | $207.73 | $109,266 | 37,557 Direct | -1.38% | Disposed | 15.6% (price as of 2026-08-19) |
| Feb. 19, 2026 | DGX | S 10b5-1 | 1,111 | $204.83 | $227,566 | 38,371 Direct | -2.81% | Disposed | 17.2% (price as of 2026-08-19) |
| Sept. 26, 2025 | DGX | S 10b5-1 | 144 | $188.66 | $27,167 | 38,117 Direct | -0.38% | Disposed | 27.2% (price as of 2026-08-19) |
| Sept. 26, 2025 | DGX | S 10b5-1 | 83 | $187.22 | $15,539 | 38,261 Direct | -0.22% | Disposed | 28.2% (price as of 2026-08-19) |
| Sept. 24, 2025 | DGX | S 10b5-1 | 175 | $187.02 | $32,728 | 38,117 Direct | -0.46% | Disposed | 28.3% (price as of 2026-08-19) |
| Sept. 23, 2025 | DGX | S 10b5-1 | 28,288 | $187.12 | $5,293,251 | 38,117 Direct | -42.60% | Disposed | 28.3% (price as of 2026-08-19) |
| March 17, 2025 | DGX | S 10b5-1 | 4,643 | $170.00 | $789,310 | 38,117 Direct | -10.86% | Disposed | 41.2% (price as of 2026-08-19) |
| March 4, 2025 | DGX | S 10b5-1 | 592 | $175.79 | $104,068 | 38,117 Direct | -1.53% | Disposed | 36.5% (price as of 2026-08-19) |
| Feb. 27, 2025 | DGX | S 10b5-1 | 528 | $172.61 | $91,138 | 39,031 Direct | -1.33% | Disposed | 39.1% (price as of 2026-08-19) |
| Feb. 20, 2025 | DGX | S 10b5-1 | 604 | $170.99 | $103,278 | 39,845 Direct | -1.49% | Disposed | 40.4% (price as of 2026-08-19) |
| Nov. 29, 2024 | DGX | S 10b5-1 | 32,137 | $163.15 | $5,243,152 | 38,478 Direct | -45.51% | Disposed | 47.1% (price as of 2026-08-19) |
| Nov. 29, 2024 | DGX | S 10b5-1 | 3,009 | $162.26 | $488,240 | 70,615 Direct | -4.09% | Disposed | 47.9% (price as of 2026-08-19) |
| Aug. 29, 2024 | DGX | S | 32,551 | $154.97 | $5,044,428 | 38,478 Direct | -45.83% | Disposed | 54.9% (price as of 2026-08-19) |
| Feb. 29, 2024 | DGX | S 10b5-1 | 5,611 | $125.88 | $706,313 | 38,478 Direct | -12.73% | Disposed | 90.7% (price as of 2026-08-19) |
| Feb. 22, 2024 | DGX | S 10b5-1 | 661 | $126.14 | $83,379 | 40,206 Direct | -1.62% | Disposed | 90.3% (price as of 2026-08-19) |
| March 7, 2023 | DGX | S 10b5-1 | 4,754 | $140.55 | $668,175 | 38,527 Direct | -10.98% | Disposed | 70.8% (price as of 2026-08-19) |
| March 2, 2023 | DGX | S 10b5-1 | 593 | $138.54 | $82,154 | 38,527 Direct | -1.52% | Disposed | 73.3% (price as of 2026-08-19) |
| Feb. 24, 2023 | DGX | S 10b5-1 | 1,415 | $141.42 | $200,109 | 39,440 Direct | -3.46% | Disposed | 69.7% (price as of 2026-08-19) |
| May 17, 2022 | DGX | S | 50,604 | $139.97 | $7,083,042 | 39,224 Direct | -56.33% | Disposed | 71.5% (price as of 2026-08-19) |
| March 8, 2022 | DGX | S 10b5-1 | 6,228 | $135.21 | $842,088 | 39,224 Direct | -13.70% | Disposed | 77.5% (price as of 2026-08-19) |
| Feb. 28, 2022 | DGX | S | 661 | $130.00 | $85,930 | 39,224 Direct | -1.66% | Disposed | 84.6% (price as of 2026-08-19) |
| Feb. 24, 2022 | DGX | S 10b5-1 | 1,669 | $126.26 | $210,728 | 37,144 Direct | -4.30% | Disposed | 90.1% (price as of 2026-08-19) |
| May 5, 2021 | DGX | S 10b5-1 | 44,939 | $137.00 | $6,156,643 | 40,152 Direct | -52.81% | Disposed | 75.2% (price as of 2026-08-19) |
| March 10, 2021 | DGX | S 10b5-1 | 5,574 | $120.47 | $671,500 | 40,152 Direct | -12.19% | Disposed | 99.3% (price as of 2026-08-19) |
| Feb. 25, 2021 | DGX | S 10b5-1 | 801 | $115.49 | $92,507 | 40,152 Direct | -1.96% | Disposed | 107.8% (price as of 2026-08-19) |
| Feb. 24, 2021 | DGX | S 10b5-1 | 750 | $116.95 | $87,712 | 40,953 Direct | -1.80% | Disposed | 105.3% (price as of 2026-08-19) |
| Feb. 24, 2021 | DGX | S 10b5-1 | 438 | $116.95 | $51,224 | 41,703 Direct | -1.04% | Disposed | 105.3% (price as of 2026-08-19) |
| Oct. 14, 2020 | DGX | S | 35,591 | $119.00 | $4,235,329 | 40,087 Direct | -47.03% | Disposed | 101.7% (price as of 2026-08-19) |
| March 11, 2020 | DGX | S 10b5-1 | 2,175 | $104.25 | $226,744 | 40,087 Direct | -5.15% | Disposed | 130.3% (price as of 2026-08-19) |
| Feb. 27, 2020 | DGX | S 10b5-1 | 690 | $109.02 | $75,224 | 40,087 Direct | -1.69% | Disposed | 120.2% (price as of 2026-08-19) |
| Feb. 26, 2020 | DGX | S 10b5-1 | 321 | $111.09 | $35,660 | 41,445 Direct | -0.77% | Disposed | 116.1% (price as of 2026-08-19) |
| Nov. 27, 2019 | DGX | S | 500 | $107.83 | $53,915 | 39,458 Direct | -1.25% | Disposed | 122.6% (price as of 2026-08-19) |
| Nov. 27, 2019 | DGX | S | 32,193 | $107.52 | $3,461,391 | 39,958 Direct | -44.62% | Disposed | 123.3% (price as of 2026-08-19) |
| Nov. 27, 2019 | DGX | S | 11,863 | $107.15 | $1,271,120 | 72,151 Direct | -14.12% | Disposed | 124.0% (price as of 2026-08-19) |
Showing latest 100 of 303 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 |
|---|---|---|---|---|---|---|---|
| Feb. 18, 2026 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (9,289) | $204.96 | Feb. 18, 2036 | 9,289 | Acquired |
| Sept. 26, 2025 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (227) | $103.57 | Feb. 19, 2028 | 227 | Disposed |
| Sept. 24, 2025 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (175) | $103.57 | Feb. 19, 2028 | 175 | Disposed |
| Sept. 23, 2025 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (28,288) | $103.57 | Feb. 19, 2028 | 28,288 | Disposed |
| Feb. 12, 2025 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (8,991) | $165.30 | Feb. 12, 2035 | 8,991 | Acquired |
| Nov. 29, 2024 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (35,146) | $86.63 | Feb. 18, 2029 | 35,146 | Disposed |
| Aug. 29, 2024 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (32,551) | $95.80 | Feb. 21, 2027 | 32,551 | Disposed |
| Feb. 14, 2024 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (12,231) | $127.80 | Feb. 14, 2034 | 12,231 | Acquired |
| Feb. 23, 2023 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (9,653) | $143.33 | Feb. 23, 2033 | 9,653 | Acquired |
| May 17, 2022 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (50,604) | $66.51 | Feb. 25, 2026 | 50,604 | Disposed |
| Feb. 24, 2022 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (13,301) | $127.72 | Feb. 24, 2032 | 13,301 | Acquired |
| May 5, 2021 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (44,939) | $71.17 | Feb. 23, 2025 | 44,939 | Disposed |
| Feb. 17, 2021 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (17,958) | $121.80 | Feb. 17, 2031 | 17,958 | Acquired |
| Oct. 14, 2020 | DGX | Stock Options (Right to Buy) | Common Stock (35,591) | $52.16 | Feb. 13, 2024 | 35,591 | Disposed |
| Feb. 18, 2020 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (22,677) | $112.17 | Feb. 18, 2030 | 22,677 | Acquired |
| Nov. 27, 2019 | DGX | Stock Options (Right to Buy) | Common Stock (32,693) | $56.12 | Feb. 25, 2023 | 32,693 | Disposed |
| Nov. 27, 2019 | DGX | Stock Options (Right to Buy) | Common Stock (11,863) | $52.16 | Feb. 13, 2024 | 11,863 | Disposed |
| Feb. 18, 2019 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (35,146) | $86.63 | Feb. 18, 2029 | 35,146 | Acquired |
| July 10, 2018 | DGX | Stock Options (Right to Buy) | Common Stock (30,780) | $57.60 | Feb. 27, 2022 | 30,780 | Disposed |
| Feb. 19, 2018 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (28,690) | $103.57 | Feb. 19, 2028 | 28,690 | Acquired |
| April 20, 2017 | DGX | Stock Options (Right to Buy) | Common Stock (28,500) | $56.82 | Feb. 15, 2021 | 28,500 | Acquired |
| April 20, 2017 | DGX | Stock Options (Right to Buy) | Common Stock (1,013) | $55.65 | Feb. 10, 2020 | 1,013 | Acquired |
| March 16, 2017 | DGX | Stock Options (Right to Buy) | Common Stock (13,987) | $55.65 | Feb. 10, 2020 | 13,987 | Disposed |
| Feb. 21, 2017 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (32,551) | $95.80 | Feb. 21, 2027 | 32,551 | Acquired |
| Feb. 2, 2017 | DGX | Stock Options (Right to Buy) | Common Stock (15,000) | $55.65 | Feb. 10, 2020 | 15,000 | Disposed |
| Feb. 2, 2017 | DGX | Stock Options (Right to Buy) | Common Stock (30,000) | $51.20 | Feb. 11, 2019 | 30,000 | Disposed |
| Feb. 25, 2016 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (50,604) | $66.51 | Feb. 25, 2026 | 50,604 | Acquired |
| Feb. 23, 2015 | DGX | Non-Qualifed Stock Option (right to buy) | Common Stock (44,939) | $71.17 | Feb. 23, 2025 | 44,939 | Acquired |
| Aug. 4, 2014 | DGX | Stock Options (Right to Buy) | Common Stock (14,377) | $47.49 | March 4, 2015 | 14,377 | Disposed |
| July 30, 2014 | DGX | Stock Options (Right to Buy) | Common Stock (16,384) | $47.49 | March 4, 2015 | 16,384 | Disposed |
| Feb. 13, 2014 | DGX | Stock Options (Right to Buy) | Common Stock (47,454) | $52.16 | Feb. 13, 2024 | 47,454 | Acquired |
| Nov. 11, 2013 | DGX | Stock Options (Right to Buy) | Common Stock (24,239) | $47.49 | March 4, 2015 | 24,239 | Disposed |
| June 18, 2013 | DGX | Stock Options (Right to Buy) | Common Stock (9,921) | $40.43 | Feb. 19, 2014 | 9,921 | Disposed |
| June 17, 2013 | DGX | Stock Options (Right to Buy) | Common Stock (54,667) | $52.24 | Feb. 12, 2014 | 54,667 | Disposed |
| June 17, 2013 | DGX | Stock Options (Right to Buy) | Common Stock (62,079) | $40.43 | Feb. 19, 2014 | 62,079 | Disposed |
| Feb. 25, 2013 | DGX | Stock Options (Right to Buy) | Common Stock (32,693) | $56.12 | Feb. 25, 2023 | 32,693 | Acquired |
| Aug. 1, 2012 | DGX | Stock Options (Right to Buy) | Common Stock (54,667) | $52.24 | Feb. 15, 2013 | 54,667 | Disposed |
| Aug. 1, 2012 | DGX | Stock Options (Right to Buy) | Common Stock (31,778) | $24.76 | Feb. 13, 2013 | 31,778 | Disposed |
| July 31, 2012 | DGX | Stock Options (Right to Buy) | Common Stock (11,408) | $24.76 | Feb. 13, 2013 | 11,408 | Disposed |
| July 31, 2012 | DGX | Stock Options (Right to Buy) | Common Stock (28,814) | $24.76 | Feb. 13, 2013 | 28,814 | Disposed |
| Feb. 27, 2012 | DGX | Stock Options (Right to Buy) | Common Stock (30,780) | $57.60 | Feb. 27, 2022 | 30,780 | Acquired |
| Oct. 27, 2011 | DGX | Stock Options (Right to Buy) | Common Stock (48,000) | $48.74 | Feb. 22, 2012 | 48,000 | Disposed |
| Oct. 27, 2011 | DGX | Stock Options (Right to Buy) | Common Stock (68,000) | $35.53 | Feb. 27, 2012 | 68,000 | Disposed |
| Feb. 15, 2011 | DGX | Stock Options (Right to Buy) | Common Stock (28,500) | $56.82 | Feb. 15, 2021 | 28,500 | Acquired |
| Feb. 10, 2010 | DGX | Stock Options (Right to Buy) | Common Stock (30,000) | $55.65 | Feb. 10, 2020 | 30,000 | Acquired |
| July 29, 2009 | DGX | Stock Options (Right to Buy) | Common Stock (34,000) | $26.08 | Feb. 21, 2011 | 34,000 | Disposed |
| July 29, 2009 | DGX | Stock Options (Right to Buy) | Common Stock (34,000) | $26.08 | Feb. 21, 2011 | 34,000 | Disposed |
| Feb. 19, 2009 | DGX | Stock Options (Right to Buy) | Common Stock (5,552) | $47.45 | Aug. 16, 2009 | 5,552 | Disposed |
| Feb. 19, 2009 | DGX | Stock Options (Right to Buy) | Common Stock (9,124) | $41.14 | Aug. 16, 2009 | 9,124 | Disposed |
| Feb. 19, 2009 | DGX | Stock Options (Right to Buy) | Common Stock (4,150) | $31.74 | Aug. 16, 2009 | 4,150 | Disposed |
| Feb. 19, 2009 | DGX | Stock Options (Right to Buy) | Common Stock (104) | $6.58 | Aug. 16, 2009 | 104 | Disposed |
| Feb. 11, 2009 | DGX | Stock Options (Right to Buy) | Common Stock (30,000) | $51.20 | Feb. 11, 2019 | 30,000 | Acquired |
| March 4, 2008 | DGX | Stock Option (Right to buy) | Common Stock (55,000) | $47.49 | March 4, 2015 | 55,000 | Acquired |
| Feb. 12, 2007 | DGX | Stock Options (Right to buy) | Common Stock (54,667) | $52.24 | Feb. 12, 2014 | 54,667 | Acquired |
| May 12, 2006 | DGX | Stock Options (Right to buy) | Common Stock (4,665) | $57.88 | Aug. 16, 2009 | 4,665 | Acquired |
| May 12, 2006 | DGX | Stock Options (Right to buy) | Common Stock (41,000) | $6.58 | Aug. 16, 2009 | 41,000 | Disposed |
| Feb. 15, 2006 | DGX | Stock Options (Right to buy) | Common Stock (54,667) | $52.24 | Feb. 15, 2013 | 54,667 | Acquired |
| Feb. 22, 2005 | DGX | Stock Options (Right to buy) | Common Stock | $97.48 | Feb. 22, 2015 | 24,000 | Acquired |
| Jan. 31, 2005 | DGX | Stock Options (Right to buy) | Common Stock (2,776) | $94.90 | Aug. 16, 2009 | 2,776 | Acquired |
| Jan. 31, 2005 | DGX | Stock Options (Right to buy) | Common Stock (20,000) | $13.17 | Aug. 16, 2009 | 20,000 | Disposed |
| Jan. 31, 2005 | DGX | Stock Options (Right to buy) | Common Stock (20,000) | $13.17 | Aug. 16, 2009 | 20,000 | Disposed |
| Feb. 19, 2004 | DGX | Stock Options (Right to buy) | Common Stock (36,000) | $80.86 | Feb. 19, 2014 | 36,000 | Acquired |
| Jan. 29, 2004 | DGX | Stock Options (Right to buy) | Common Stock (28,500) | $13.17 | Aug. 16, 2009 | 28,500 | Disposed |
| Jan. 29, 2004 | DGX | Stock Options (Right to buy) | Common Stock (4,562) | $82.28 | Aug. 16, 2009 | 4,562 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).