Christopher D'Ambrosio
Insider
First SEC filing: June 9, 2021 · Latest: June 9, 2021
Insider at
Insider transactions
0 buys (P)
5 sells (S)
Net: $-1,007,023
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 |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 2, 2026 | ADP | S 10b5-1 | 1,872 | $283.00 | $529,776 | 9,928 Direct | -15.86% | Disposed | -8.4% (price as of 2026-10-05) |
| Sept. 1, 2026 | ADP | A | 2,565 | · | · | 13,535 Direct | +23.38% | Acquired | (price as of 2026-10-05) |
| Sept. 1, 2026 | ADP | F | 1,736 | $283.49 | $492,139 | 11,800 Direct | -12.83% | Disposed | -8.6% (price as of 2026-10-05) |
| Aug. 5, 2026 | ADP | A | 2,601 | · | · | 10,970 Direct | +31.08% | Acquired | (price as of 2026-10-05) |
| April 14, 2026 | ADP | S 10b5-1 | 543 | $195.74 | $106,287 | 8,369 Direct | -6.09% | Disposed | 32.4% (price as of 2026-10-05) |
| March 16, 2026 | ADP | S 10b5-1 | 543 | $208.45 | $113,188 | 8,912 Direct | -5.74% | Disposed | 24.4% (price as of 2026-10-05) |
| Feb. 17, 2026 | ADP | S 10b5-1 | 543 | $212.43 | $115,349 | 9,455 Direct | -5.43% | Disposed | 22.0% (price as of 2026-10-05) |
| Jan. 13, 2026 | ADP | S 10b5-1 | 543 | $262.29 | $142,423 | 9,998 Direct | -5.15% | Disposed | -1.2% (price as of 2026-10-05) |
| Sept. 10, 2025 | ADP | S 10b5-1 | 597 | $296.90 | $177,249 | 10,541 Direct | -5.36% | Disposed | -12.7% (price as of 2026-10-05) |
| Sept. 2, 2025 | ADP | F | 2,005 | $304.05 | $609,620 | 11,138 Direct | -15.26% | Disposed | -14.7% (price as of 2026-10-05) |
| Sept. 1, 2025 | ADP | A | 2,265 | · | · | 13,143 Direct | +20.82% | Acquired | (price as of 2026-10-05) |
| Aug. 6, 2025 | ADP | A | 3,387 | · | · | 10,878 Direct | +45.21% | Acquired | (price as of 2026-10-05) |
| May 12, 2025 | ADP | M | 373 | $169.84 | $63,350 | 7,737 Direct | +5.07% | Acquired | 52.6% (price as of 2026-10-05) |
| May 12, 2025 | ADP | M | 226 | $146.75 | $33,166 | 7,963 Direct | +2.92% | Acquired | 76.6% (price as of 2026-10-05) |
| May 12, 2025 | ADP | S 10b5-1 | 472 | $311.82 | $147,179 | 7,491 Direct | -5.93% | Disposed | -16.9% (price as of 2026-10-05) |
| May 12, 2025 | ADP | M | 226 | $146.75 | $33,166 | 0 Direct | -100.00% | Disposed | 76.6% (price as of 2026-10-05) |
| May 12, 2025 | ADP | M | 373 | $169.84 | $63,350 | 0 Direct | -100.00% | Disposed | 52.6% (price as of 2026-10-05) |
| April 10, 2025 | ADP | M | 373 | $169.84 | $63,350 | 7,617 Direct | +5.15% | Acquired | 52.6% (price as of 2026-10-05) |
| April 10, 2025 | ADP | M | 225 | $146.75 | $33,019 | 7,842 Direct | +2.95% | Acquired | 76.6% (price as of 2026-10-05) |
| April 10, 2025 | ADP | S 10b5-1 | 478 | $293.14 | $140,121 | 7,364 Direct | -6.10% | Disposed | -11.6% (price as of 2026-10-05) |
| April 10, 2025 | ADP | M | 225 | $146.75 | $33,019 | 226 Direct | -49.89% | Disposed | 76.6% (price as of 2026-10-05) |
| April 10, 2025 | ADP | M | 373 | $169.84 | $63,350 | 373 Direct | -50.00% | Disposed | 52.6% (price as of 2026-10-05) |
| March 10, 2025 | ADP | M | 373 | $169.84 | $63,350 | 7,491 Direct | +5.24% | Acquired | 52.6% (price as of 2026-10-05) |
| March 10, 2025 | ADP | M | 226 | $146.75 | $33,166 | 7,717 Direct | +3.02% | Acquired | 76.6% (price as of 2026-10-05) |
| March 10, 2025 | ADP | S 10b5-1 | 473 | $306.20 | $144,833 | 7,244 Direct | -6.13% | Disposed | -15.3% (price as of 2026-10-05) |
| March 10, 2025 | ADP | M | 226 | $146.75 | $33,166 | 451 Direct | -33.38% | Disposed | 76.6% (price as of 2026-10-05) |
| March 10, 2025 | ADP | M | 373 | $169.84 | $63,350 | 746 Direct | -33.33% | Disposed | 52.6% (price as of 2026-10-05) |
| Feb. 10, 2025 | ADP | M | 372 | $169.84 | $63,180 | 7,364 Direct | +5.32% | Acquired | 52.6% (price as of 2026-10-05) |
| Feb. 10, 2025 | ADP | M | 225 | $146.75 | $33,019 | 7,589 Direct | +3.06% | Acquired | 76.6% (price as of 2026-10-05) |
| Feb. 10, 2025 | ADP | S 10b5-1 | 471 | $308.24 | $145,181 | 7,118 Direct | -6.21% | Disposed | -15.9% (price as of 2026-10-05) |
| Feb. 10, 2025 | ADP | M | 225 | $146.75 | $33,019 | 677 Direct | -24.94% | Disposed | 76.6% (price as of 2026-10-05) |
| Feb. 10, 2025 | ADP | M | 372 | $169.84 | $63,180 | 1,119 Direct | -24.95% | Disposed | 52.6% (price as of 2026-10-05) |
| Sept. 4, 2024 | ADP | S 10b5-1 | 479 | $276.00 | $132,204 | 6,992 Direct | -6.41% | Disposed | -6.1% (price as of 2026-10-05) |
| Sept. 3, 2024 | ADP | F | 1,205 | $275.91 | $332,472 | 7,471 Direct | -13.89% | Disposed | -6.0% (price as of 2026-10-05) |
| Sept. 1, 2024 | ADP | A | 1,341 | · | · | 8,676 Direct | +18.28% | Acquired | (price as of 2026-10-05) |
| Aug. 7, 2024 | ADP | A | 2,562 | · | · | 7,335 Direct | +53.68% | Acquired | (price as of 2026-10-05) |
| Sept. 5, 2023 | ADP | S 10b5-1 | 259 | $253.90 | $65,760 | 4,772 Direct | -5.15% | Disposed | 2.1% (price as of 2026-10-05) |
| Sept. 1, 2023 | ADP | A | 816 | · | · | 5,669 Direct | +16.81% | Acquired | (price as of 2026-10-05) |
| Sept. 1, 2023 | ADP | F | 638 | $255.75 | $163,168 | 5,031 Direct | -11.25% | Disposed | 1.4% (price as of 2026-10-05) |
| Aug. 3, 2023 | ADP | A | 1,578 | · | · | 4,853 Direct | +48.18% | Acquired | (price as of 2026-10-05) |
| Nov. 7, 2022 | ADP | M | 315 | $107.35 | $33,815 | 3,472 Direct | +9.98% | Acquired | 141.5% (price as of 2026-10-05) |
| Nov. 7, 2022 | ADP | M | 108 | $90.63 | $9,788 | 3,580 Direct | +3.11% | Acquired | 186.0% (price as of 2026-10-05) |
| Nov. 7, 2022 | ADP | S 10b5-1 | 76 | $238.23 | $18,105 | 3,504 Direct | -2.12% | Disposed | 8.8% (price as of 2026-10-05) |
| Nov. 7, 2022 | ADP | S 10b5-1 | 228 | $238.52 | $54,383 | 3,276 Direct | -6.51% | Disposed | 8.7% (price as of 2026-10-05) |
| Nov. 7, 2022 | ADP | M | 108 | $90.63 | $9,788 | 0 Direct | -100.00% | Disposed | 186.0% (price as of 2026-10-05) |
| Nov. 7, 2022 | ADP | M | 315 | $107.35 | $33,815 | 0 Direct | -100.00% | Disposed | 141.5% (price as of 2026-10-05) |
| Sept. 8, 2022 | ADP | S 10b5-1 | 174 | $236.69 | $41,184 | 3,157 Direct | -5.22% | Disposed | 9.5% (price as of 2026-10-05) |
| Sept. 1, 2022 | ADP | A | 848 | · | · | 3,695 Direct | +29.79% | Acquired | (price as of 2026-10-05) |
| Sept. 1, 2022 | ADP | F | 364 | $245.96 | $89,529 | 3,331 Direct | -9.85% | Disposed | 5.4% (price as of 2026-10-05) |
| Aug. 8, 2022 | ADP | M | 314 | $107.35 | $33,708 | 3,038 Direct | +11.53% | Acquired | 141.5% (price as of 2026-10-05) |
| Aug. 8, 2022 | ADP | M | 107 | $90.63 | $9,697 | 3,145 Direct | +3.52% | Acquired | 186.0% (price as of 2026-10-05) |
| Aug. 8, 2022 | ADP | S 10b5-1 | 74 | $249.81 | $18,486 | 3,071 Direct | -2.35% | Disposed | 3.8% (price as of 2026-10-05) |
| Aug. 8, 2022 | ADP | S 10b5-1 | 224 | $249.62 | $55,915 | 2,847 Direct | -7.29% | Disposed | 3.8% (price as of 2026-10-05) |
| Aug. 8, 2022 | ADP | M | 107 | $90.63 | $9,697 | 108 Direct | -49.77% | Disposed | 186.0% (price as of 2026-10-05) |
| Aug. 8, 2022 | ADP | M | 314 | $107.35 | $33,708 | 315 Direct | -49.92% | Disposed | 141.5% (price as of 2026-10-05) |
| Aug. 3, 2022 | ADP | A | 1,061 | · | · | 2,724 Direct | +63.80% | Acquired | (price as of 2026-10-05) |
| May 9, 2022 | ADP | M | 314 | $107.35 | $33,708 | 1,868 Direct | +20.21% | Acquired | 141.5% (price as of 2026-10-05) |
| May 9, 2022 | ADP | M | 107 | $90.63 | $9,697 | 1,975 Direct | +5.73% | Acquired | 186.0% (price as of 2026-10-05) |
| May 9, 2022 | ADP | S 10b5-1 | 78 | $214.15 | $16,704 | 1,897 Direct | -3.95% | Disposed | 21.1% (price as of 2026-10-05) |
| May 9, 2022 | ADP | S 10b5-1 | 234 | $214.04 | $50,085 | 1,663 Direct | -12.34% | Disposed | 21.1% (price as of 2026-10-05) |
| May 9, 2022 | ADP | M | 107 | $90.63 | $9,697 | 215 Direct | -33.23% | Disposed | 186.0% (price as of 2026-10-05) |
| May 9, 2022 | ADP | M | 314 | $107.35 | $33,708 | 629 Direct | -33.30% | Disposed | 141.5% (price as of 2026-10-05) |
| Feb. 7, 2022 | ADP | M | 314 | $107.35 | $33,708 | 1,776 Direct | +21.48% | Acquired | 141.5% (price as of 2026-10-05) |
| Feb. 7, 2022 | ADP | M | 107 | $90.63 | $9,697 | 1,883 Direct | +6.02% | Acquired | 186.0% (price as of 2026-10-05) |
| Feb. 7, 2022 | ADP | S 10b5-1 | 81 | $207.05 | $16,771 | 1,802 Direct | -4.30% | Disposed | 25.2% (price as of 2026-10-05) |
| Feb. 7, 2022 | ADP | S 10b5-1 | 248 | $206.89 | $51,309 | 1,554 Direct | -13.76% | Disposed | 25.3% (price as of 2026-10-05) |
| Feb. 7, 2022 | ADP | M | 107 | $90.63 | $9,697 | 322 Direct | -24.94% | Disposed | 186.0% (price as of 2026-10-05) |
| Feb. 7, 2022 | ADP | M | 314 | $107.35 | $33,708 | 943 Direct | -24.98% | Disposed | 141.5% (price as of 2026-10-05) |
| Sept. 1, 2021 | ADP | F | 184 | $206.86 | $38,062 | 1,462 Direct | -11.18% | Disposed | 25.3% (price as of 2026-10-05) |
| Sept. 1, 2021 | ADP | A | 5,222 | · | · | 5,222 Direct | · | Acquired | (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 |
|---|---|---|---|---|---|---|---|
| May 12, 2025 | ADP | Stock Option (Right to Buy) | Common Stock | $146.75 | Aug. 31, 2028 | 226 | Disposed |
| May 12, 2025 | ADP | Stock Option (Right to Buy) | Common Stock | $169.84 | Aug. 31, 2029 | 373 | Disposed |
| April 10, 2025 | ADP | Stock Option (Right to Buy) | Common Stock | $146.75 | Aug. 31, 2028 | 225 | Disposed |
| April 10, 2025 | ADP | Stock Option (Right to Buy) | Common Stock | $169.84 | Aug. 31, 2029 | 373 | Disposed |
| March 10, 2025 | ADP | Stock Option (Right to Buy) | Common Stock | $146.75 | Aug. 31, 2028 | 226 | Disposed |
| March 10, 2025 | ADP | Stock Option (Right to Buy) | Common Stock | $169.84 | Aug. 31, 2029 | 373 | Disposed |
| Feb. 10, 2025 | ADP | Stock Option (Right to Buy) | Common Stock | $146.75 | Aug. 31, 2028 | 225 | Disposed |
| Feb. 10, 2025 | ADP | Stock Option (Right to Buy) | Common Stock | $169.84 | Aug. 31, 2029 | 372 | Disposed |
| Nov. 7, 2022 | ADP | Stock Option (Right to Buy) | Common Stock | $90.63 | Aug. 31, 2026 | 108 | Disposed |
| Nov. 7, 2022 | ADP | Stock Option (Right to Buy) | Common Stock | $107.35 | Aug. 31, 2027 | 315 | Disposed |
| Aug. 8, 2022 | ADP | Stock Option (Right to Buy) | Common Stock | $90.63 | Aug. 31, 2026 | 107 | Disposed |
| Aug. 8, 2022 | ADP | Stock Option (Right to Buy) | Common Stock | $107.35 | Aug. 31, 2027 | 314 | Disposed |
| May 9, 2022 | ADP | Stock Option (Right to Buy) | Common Stock | $90.63 | Aug. 31, 2026 | 107 | Disposed |
| May 9, 2022 | ADP | Stock Option (Right to Buy) | Common Stock | $107.35 | Aug. 31, 2027 | 314 | Disposed |
| Feb. 7, 2022 | ADP | Stock Option (Right to Buy) | Common Stock | $90.63 | Aug. 31, 2026 | 107 | Disposed |
| Feb. 7, 2022 | ADP | Stock Option (Right to Buy) | Common Stock | $107.35 | Aug. 31, 2027 | 314 | Disposed |
| Sept. 1, 2021 | ADP | Stock Option (Right to Buy) | Common Stock | $206.86 | Aug. 31, 2031 | 5,222 | Acquired |
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 |
|---|---|---|---|---|
| June 9, 2021 | ADP | Common Stock | 1,646 | Direct |
| June 9, 2021 | ADP | Stock Option (Right to Buy) | 429 | Direct |
| June 9, 2021 | ADP | Stock Option (Right to Buy) | 1,257 | Direct |
| June 9, 2021 | ADP | Stock Option (Right to Buy) | 1,735 | Direct |
| June 9, 2021 | ADP | Stock Option (Right to Buy) | 902 | Direct |
| June 9, 2021 | ADP | Stock Option (Right to Buy) | 1,491 | Direct |