On this page
Robert D Marcus
Insider
First SEC filing: May 6, 2019 · Latest: May 6, 2019
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
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 30, 2026 | EFX | A | 255 | $137.24 | $34,996 | 2,973 Direct | +9.38% | Acquired | 2.0% (price as of 2026-10-02) |
| June 30, 2026 | EFX | A | 221 | $158.72 | $35,077 | 2,710 Direct | +8.88% | Acquired | -11.8% (price as of 2026-10-02) |
| May 7, 2026 | EFX | A | 1,253 | $175.62 | $220,052 | 18,349 Direct | +7.33% | Acquired | -20.3% (price as of 2026-10-02) |
| March 31, 2026 | EFX | A | 194 | $180.07 | $34,934 | 2,483 Direct | +8.48% | Acquired | -22.3% (price as of 2026-10-02) |
| Dec. 31, 2025 | EFX | A | 156 | $216.98 | $33,849 | 2,284 Direct | +7.33% | Acquired | -35.5% (price as of 2026-10-02) |
| Sept. 30, 2025 | EFX | A | 132 | $256.53 | $33,862 | 2,127 Direct | +6.62% | Acquired | -45.4% (price as of 2026-10-02) |
| June 30, 2025 | EFX | A | 130 | $259.37 | $33,718 | 1,993 Direct | +6.98% | Acquired | -46.0% (price as of 2026-10-02) |
| May 8, 2025 | EFX | A | 812 | · | · | 17,070 Direct | +4.99% | Acquired | (price as of 2026-10-02) |
| March 31, 2025 | EFX | A | 139 | $243.56 | $33,855 | 1,860 Direct | +8.08% | Acquired | -42.5% (price as of 2026-10-02) |
| Jan. 3, 2025 | EFX | A | 123 | $253.39 | $31,167 | 1,718 Direct | +7.71% | Acquired | -44.7% (price as of 2026-10-02) |
| Sept. 30, 2024 | EFX | A | 106 | $293.86 | $31,149 | 1,593 Direct | +7.13% | Acquired | -52.4% (price as of 2026-10-02) |
| June 28, 2024 | EFX | A | 129 | $242.46 | $31,277 | 1,486 Direct | +9.51% | Acquired | -42.3% (price as of 2026-10-02) |
| May 2, 2024 | EFX | A | 891 | · | · | 16,254 Direct | +5.80% | Acquired | (price as of 2026-10-02) |
| March 29, 2024 | EFX | A | 117 | $267.52 | $31,300 | 1,355 Direct | +9.45% | Acquired | -47.7% (price as of 2026-10-02) |
| Dec. 29, 2023 | EFX | A | 126 | $247.29 | $31,159 | 1,236 Direct | +11.35% | Acquired | -43.4% (price as of 2026-10-02) |
| Sept. 29, 2023 | EFX | A | 171 | $183.18 | $31,324 | 1,108 Direct | +18.25% | Acquired | -23.6% (price as of 2026-10-02) |
| June 30, 2023 | EFX | A | 133 | $235.30 | $31,295 | 936 Direct | +16.56% | Acquired | -40.5% (price as of 2026-10-02) |
| May 4, 2023 | EFX | A | 1,014 | · | · | 15,357 Direct | +7.07% | Acquired | (price as of 2026-10-02) |
| March 31, 2023 | EFX | A | 154 | $202.84 | $31,237 | 802 Direct | +23.77% | Acquired | -31.0% (price as of 2026-10-02) |
| Dec. 30, 2022 | EFX | A | 161 | $194.36 | $31,292 | 646 Direct | +33.20% | Acquired | -28.0% (price as of 2026-10-02) |
| Sept. 30, 2022 | EFX | A | 182 | $171.43 | $31,200 | 485 Direct | +60.07% | Acquired | -18.3% (price as of 2026-10-02) |
| June 30, 2022 | EFX | A | 171 | $182.78 | $31,255 | 303 Direct | +129.55% | Acquired | -23.4% (price as of 2026-10-02) |
| May 5, 2022 | EFX | A | 865 | · | · | 14,336 Direct | +6.42% | Acquired | (price as of 2026-10-02) |
| March 31, 2022 | EFX | A | 132 | $237.10 | $31,297 | 132 Direct | · | Acquired | -41.0% (price as of 2026-10-02) |
| May 6, 2021 | EFX | A | 759 | · | · | 13,467 Direct | +5.97% | Acquired | (price as of 2026-10-02) |
| May 7, 2020 | EFX | A | 1,147 | · | · | 12,695 Direct | +9.93% | Acquired | (price as of 2026-10-02) |
| May 2, 2019 | EFX | A | 1,379 | · | · | 11,536 Direct | +13.58% | Acquired | (price as of 2026-10-02) |
| May 3, 2018 | EFX | A | 1,512 | · | · | 10,137 Direct | +17.53% | Acquired | (price as of 2026-10-02) |
| May 4, 2017 | EFX | A | 1,243 | · | · | 8,609 Direct | +16.87% | Acquired | (price as of 2026-10-02) |
| May 5, 2016 | EFX | A | 1,250 | · | · | 7,366 Direct | +20.44% | Acquired | (price as of 2026-10-02) |
| May 1, 2015 | EFX | A | 1,527 | · | · | 6,116 Direct | +33.28% | Acquired | (price as of 2026-10-02) |
| May 2, 2014 | EFX | A | 1,904 | · | · | 4,589 Direct | +70.91% | Acquired | (price as of 2026-10-02) |
| May 2, 2014 | EFX | A | 1,912 | · | · | 4,597 Direct | +71.21% | Acquired | (price as of 2026-10-02) |
| Nov. 1, 2013 | EFX | A | 2,685 | · | · | 2,685 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 |
|---|---|---|---|---|---|---|---|
| Sept. 30, 2026 | EFX | Phantom Stock Units | Common Stock | · | · | 255 | Acquired |
| June 30, 2026 | EFX | Phantom Stock Units | Common Stock | · | · | 221 | Acquired |
| March 31, 2026 | EFX | Phantom Stock Units | Common Stock | · | · | 194 | Acquired |
| Dec. 31, 2025 | EFX | Phantom Stock Units | Common Stock | · | · | 156 | Acquired |
| Sept. 30, 2025 | EFX | Phantom Stock Units | Common Stock | · | · | 132 | Acquired |
| June 30, 2025 | EFX | Phantom Stock Units | Common Stock | · | · | 130 | Acquired |
| March 31, 2025 | EFX | Phantom Stock Units | Common Stock | · | · | 139 | Acquired |
| Jan. 3, 2025 | EFX | Phantom Stock Units | Common Stock | · | · | 123 | Acquired |
| Sept. 30, 2024 | EFX | Phantom Stock Units | Common Stock | · | · | 106 | Acquired |
| June 28, 2024 | EFX | Phantom Stock Units | Common Stock | · | · | 129 | Acquired |
| March 29, 2024 | EFX | Phantom Stock Units | Common Stock | · | · | 117 | Acquired |
| Dec. 29, 2023 | EFX | Phantom Stock Units | Common Stock | · | · | 126 | Acquired |
| Sept. 29, 2023 | EFX | Phantom Stock Units | Common Stock | · | · | 171 | Acquired |
| June 30, 2023 | EFX | Phantom Stock Units | Common Stock | · | · | 133 | Acquired |
| March 31, 2023 | EFX | Phantom Stock Units | Common Stock | · | · | 154 | Acquired |
| Dec. 30, 2022 | EFX | Phantom Stock Units | Common Stock | · | · | 161 | Acquired |
| Sept. 30, 2022 | EFX | Phantom Stock Units | Common Stock | · | · | 182 | Acquired |
| June 30, 2022 | EFX | Phantom Stock Units | Common Stock | · | · | 171 | Acquired |
| March 31, 2022 | EFX | Phantom Stock Units | Common Stock | · | · | 132 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).