USBoard
Person

Mark W. Begor

CEO · Director, Equifax

Current S&P 500 boards
2
Current roles
2
Open-market buys
$1.0M
Open-market sales
$131.1M

Current roles

From Section 16 filings (Forms 3, 4 and 5) in the last 13 months.

Past roles

“Last filing” is the latest Form 3/4/5 for that company, an upper bound on the end date.

Sits alongside

People who currently share a board or management team with this person.

Open-market trades

Purchases and sales reported on Form 4 at S&P 500 companies.

DateCompanyTypeSharesPriceValue
Oct 23, 2026EFXSale1,194$186.73$223K
Oct 23, 2026EFXSale1,250$183.40$229K
Oct 23, 2026EFXSale1,681$185.20$311K
Oct 23, 2026EFXSale33,667$182.52$6.1M
Jul 24, 2026EFXSale500$175.85$88K
Jul 24, 2026EFXSale600$169.86$102K
Jul 24, 2026EFXSale600$168.47$101K
Jul 24, 2026EFXSale2,936$173.79$510K
Jul 24, 2026EFXSale4,112$172.79$711K
Jul 24, 2026EFXSale6,200$171.26$1.1M
Jul 24, 2026EFXSale21,543$172.00$3.7M
Jul 24, 2026EFXSale1,300$174.91$227K
Apr 24, 2026EFXSale1,717$174.32$299K
Apr 24, 2026EFXSale4,659$173.39$808K
Apr 24, 2026EFXSale10,944$171.57$1.9M
Apr 24, 2026EFXSale20,471$172.46$3.5M
Feb 10, 2026EFXSale829$199.00$165K
Feb 10, 2026EFXSale445$196.43$87K
Feb 10, 2026EFXSale364$195.40$71K
Feb 10, 2026EFXSale331$194.22$64K
Feb 10, 2026EFXSale227$192.89$44K
Feb 10, 2026EFXSale213$203.76$43K
Feb 10, 2026EFXSale201$197.79$40K
Feb 10, 2026EFXSale11,000$203.08$2.2M
Feb 10, 2026EFXSale4,057$201.26$817K
Feb 10, 2026EFXSale1,772$200.03$354K
Feb 10, 2026EFXSale18,352$202.15$3.7M
Oct 27, 2025EFXSale204$235.22$48K
Oct 27, 2025EFXSale3,331$231.59$771K
Oct 27, 2025EFXSale2,801$233.12$653K
Oct 27, 2025EFXSale76$234.93$18K
Oct 27, 2025EFXSale37$233.95$9K
Oct 27, 2025EFXSale6,943$232.19$1.6M
Oct 27, 2025EFXSale6,639$230.18$1.5M
Oct 27, 2025EFXSale6,227$229.20$1.4M
Oct 27, 2025EFXSale4,015$233.01$936K
Oct 27, 2025EFXSale3,757$231.46$870K
Oct 27, 2025EFXSale3,995$229.12$915K
Oct 27, 2025EFXSale174$233.88$41K
Oct 27, 2025EFXSale5,872$230.16$1.4M
Oct 27, 2025EFXSale5,274$232.27$1.2M
Jul 28, 2025EFXSale17,731$241.87$4.3M
Jul 28, 2025EFXSale9,497$242.70$2.3M
Jul 28, 2025EFXSale831$243.90$203K
Jul 28, 2025EFXSale19,841$240.95$4.8M
Jul 28, 2025EFXSale364$244.95$89K
Apr 28, 2025EFXSale22,160$256.61$5.7M
Feb 13, 2025EFXSale1,600$252.38$404K
Feb 13, 2025EFXSale1,402$256.31$359K
Feb 13, 2025EFXSale595$253.60$151K
Feb 13, 2025EFXSale5,214$255.27$1.3M
Feb 13, 2025EFXSale6,199$250.74$1.6M
Feb 13, 2025EFXSale7,151$251.60$1.8M
Oct 25, 2024EFXSale7,703$272.32$2.1M
Oct 25, 2024EFXSale6,900$271.68$1.9M
Oct 25, 2024EFXSale22,254$270.45$6.0M
Oct 25, 2024EFXSale21,447$269.49$5.8M
Jul 26, 2024EFXSale4,204$271.04$1.1M
Jul 26, 2024EFXSale22,873$270.24$6.2M
Jul 26, 2024EFXSale17,594$269.38$4.7M
Jul 26, 2024EFXSale7,958$268.04$2.1M
Jul 26, 2024EFXSale5,671$267.54$1.5M
Apr 26, 2024EFXSale36,264$225.08$8.2M
Apr 26, 2024EFXSale18,907$225.88$4.3M
Apr 26, 2024EFXSale3,129$227.06$710K
Feb 28, 2024EFXSale990$264.97$262K
Feb 28, 2024EFXSale1,939$265.99$516K
Feb 28, 2024EFXSale2,008$268.58$539K
Feb 28, 2024EFXSale35,040$267.94$9.4M
Feb 28, 2024EFXSale18,323$266.88$4.9M
Nov 1, 2023EFXSale88$168.88$15K
Nov 1, 2023EFXSale1,482$166.92$247K
Nov 1, 2023EFXSale1,504$165.07$248K
Nov 1, 2023EFXSale1,872$168.39$315K
Nov 1, 2023EFXSale2,054$165.68$340K
Aug 2, 2023EFXSale787$202.11$159K
Aug 2, 2023EFXSale5,740$201.37$1.2M
Aug 2, 2023EFXSale473$200.32$95K
May 18, 2023EFXSale1,526$209.49$320K
May 18, 2023EFXSale4,016$208.49$837K
May 18, 2023EFXSale650$207.62$135K
May 18, 2023EFXSale808$206.22$167K
Oct 26, 2022EFXSale380$163.45$62K
Oct 26, 2022EFXSale3,725$164.71$614K
Oct 26, 2022EFXSale3,148$166.98$526K
Oct 26, 2022EFXSale2,394$165.58$396K
Oct 26, 2022EFXSale713$162.19$116K
Oct 26, 2022EFXSale640$167.66$107K
Apr 27, 2022EFXSale992$206.87$205K
Apr 27, 2022EFXSale1,150$201.68$232K
Apr 27, 2022EFXSale1,962$205.76$404K
Apr 27, 2022EFXSale2,147$202.90$436K
Apr 27, 2022EFXSale2,225$204.70$455K
Apr 27, 2022EFXSale3,869$203.63$788K
Apr 27, 2022EFXSale741$208.73$155K
Apr 27, 2022EFXSale490$207.71$102K
Apr 27, 2022EFXSale429$200.78$86K
Apr 27, 2022EFXSale995$209.73$209K
May 25, 2018EFXBuy8,700$115.01$1.0M

SEC reporting-owner ID (CIK) 1335111 · all filings on EDGAR