David Webb

Insider

First SEC filing: Dec. 4, 2009 · Latest: Dec. 4, 2009

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Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Compensation Executive pay disclosed in company proxy statements.

Insider at

EFX selling Feb. 28, 2017

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 70 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

70 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 28, 2017	EFX	S	7,148	$131.06	$936,817	18,191 Direct	-28.21%	Disposed	43.4% (price as of 2026-08-19)
Feb. 21, 2017	EFX	F	6,136	$129.36	$793,753	25,339 Direct	-19.49%	Disposed	45.3% (price as of 2026-08-19)
Feb. 21, 2017	EFX	A	8,856	—	—	31,475 Direct	+39.15%	Acquired	(price as of 2026-08-19)
Feb. 16, 2017	EFX	A	5,079	—	—	5,079 Direct	—	Acquired	(price as of 2026-08-19)
Feb. 16, 2017	EFX	A	1,270	—	—	22,619 Direct	+5.95%	Acquired	(price as of 2026-08-19)
Feb. 23, 2016	EFX	S	6,084	$103.38	$628,964	21,349 Direct	-22.18%	Disposed	81.8% (price as of 2026-08-19)
Feb. 18, 2016	EFX	A	2,147	—	—	27,433 Direct	+8.49%	Acquired	(price as of 2026-08-19)
Feb. 17, 2016	EFX	A	6,084	—	—	25,286 Direct	+31.68%	Acquired	(price as of 2026-08-19)
Feb. 12, 2016	EFX	S	3,983	$96.61	$384,798	19,202 Direct	-17.18%	Disposed	94.6% (price as of 2026-08-19)
Feb. 8, 2016	EFX	F	2,013	$93.90	$189,021	23,185 Direct	-7.99%	Disposed	100.2% (price as of 2026-08-19)
Feb. 27, 2015	EFX	S	5,521	$93.30	$515,109	25,198 Direct	-17.97%	Disposed	101.5% (price as of 2026-08-19)
Feb. 26, 2015	EFX	S	562	$93.50	$52,547	30,719 Direct	-1.80%	Disposed	101.1% (price as of 2026-08-19)
Feb. 19, 2015	EFX	A	2,151	—	—	31,281 Direct	+7.38%	Acquired	(price as of 2026-08-19)
Feb. 18, 2015	EFX	A	6,083	—	—	29,130 Direct	+26.39%	Acquired	(price as of 2026-08-19)
Feb. 17, 2015	EFX	S	4,757	$92.25	$438,833	23,047 Direct	-17.11%	Disposed	103.8% (price as of 2026-08-19)
Feb. 10, 2015	EFX	F	2,386	$85.47	$203,931	27,804 Direct	-7.90%	Disposed	120.0% (price as of 2026-08-19)
July 29, 2014	EFX	M	18,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
July 29, 2014	EFX	S	18,000	$77.00	$1,386,000	30,190 Direct	-37.35%	Disposed	144.1% (price as of 2026-08-19)
July 29, 2014	EFX	M	18,000	$37.53	$675,540	48,190 Direct	+59.62%	Acquired	400.9% (price as of 2026-08-19)
May 14, 2014	EFX	S	5,998	$70.80	$424,658	30,190 Direct	-16.57%	Disposed	165.5% (price as of 2026-08-19)
April 29, 2014	EFX	F	3,002	$69.93	$209,930	36,188 Direct	-7.66%	Disposed	168.8% (price as of 2026-08-19)
Feb. 21, 2014	EFX	A	4,428	—	—	39,190 Direct	+12.74%	Acquired	(price as of 2026-08-19)
May 30, 2013	EFX	M	13,334	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
May 30, 2013	EFX	S	13,334	$61.54	$820,574	34,762 Direct	-27.72%	Disposed	205.5% (price as of 2026-08-19)
May 30, 2013	EFX	M	13,334	$31.57	$420,954	48,096 Direct	+38.36%	Acquired	495.5% (price as of 2026-08-19)
Feb. 8, 2013	EFX	A	5,996	—	—	34,762 Direct	+20.84%	Acquired	(price as of 2026-08-19)
Feb. 5, 2013	EFX	F	6,877	$59.52	$409,319	28,766 Direct	-19.29%	Disposed	215.9% (price as of 2026-08-19)
Aug. 23, 2012	EFX	M	16,275	—	—	13,334 Direct	-54.97%	Disposed	(price as of 2026-08-19)
Aug. 23, 2012	EFX	S	16,275	$46.75	$760,856	35,643 Direct	-31.35%	Disposed	302.1% (price as of 2026-08-19)
Aug. 23, 2012	EFX	M	16,275	$31.57	$513,802	51,918 Direct	+45.66%	Acquired	495.5% (price as of 2026-08-19)
Aug. 22, 2012	EFX	M	10,000	—	—	29,609 Direct	-25.25%	Disposed	(price as of 2026-08-19)
Aug. 22, 2012	EFX	M	391	—	—	39,609 Direct	-0.98%	Disposed	(price as of 2026-08-19)
Aug. 22, 2012	EFX	S	10,391	$46.59	$484,117	35,643 Direct	-22.57%	Disposed	303.5% (price as of 2026-08-19)
Aug. 22, 2012	EFX	M	391	$31.57	$12,344	46,034 Direct	+0.86%	Acquired	495.5% (price as of 2026-08-19)
Aug. 22, 2012	EFX	M	10,000	$31.57	$315,700	45,643 Direct	+28.06%	Acquired	495.5% (price as of 2026-08-19)
Feb. 10, 2012	EFX	A	7,143	—	—	35,643 Direct	+25.06%	Acquired	(price as of 2026-08-19)
April 29, 2011	EFX	A	18,000	—	—	18,000 Direct	—	Acquired	(price as of 2026-08-19)
April 29, 2011	EFX	A	9,000	—	—	28,500 Direct	+46.15%	Acquired	(price as of 2026-08-19)
Feb. 5, 2010	EFX	A	15,000	—	—	40,000 Direct	+60.00%	Acquired	(price as of 2026-08-19)
Feb. 5, 2010	EFX	A	25,000	—	—	25,000 Direct	—	Acquired	(price as of 2026-08-19)
Feb. 5, 2010	EFX	A	7,500	—	—	19,500 Direct	+62.50%	Acquired	(price as of 2026-08-19)
Feb. 5, 2010	EFX	A	12,000	—	—	12,000 Direct	—	Acquired	(price as of 2026-08-19)
Dec. 3, 2009	719739	J	2,700	—	—	0 Direct	-100.00%	Disposed
Dec. 3, 2009	719739	J	990	$36.91	$36,541	5,090 Direct	-16.28%	Disposed
Dec. 3, 2009	719739	J	2,700	—	—	6,080 Direct	+79.88%	Acquired
Jan. 27, 2009	719739	A	1,000	—	—	1,000 Direct	—	Acquired
Jan. 27, 2009	719739	A	1,000	—	—	1,000 Direct	—	Acquired
Nov. 3, 2008	719739	J	1,171	—	—	0 Direct	-100.00%	Disposed
Nov. 3, 2008	719739	J	418	$53.99	$22,568	3,380 Direct	-11.01%	Disposed
Nov. 3, 2008	719739	J	1,171	—	—	3,798 Direct	+44.58%	Acquired
July 30, 2008	719739	M	7,265	$36.56	$265,608	7,265 Direct	-50.00%	Disposed
July 30, 2008	719739	M	2,735	$36.56	$99,992	0 Direct	-100.00%	Disposed
July 30, 2008	719739	S	7,265	$57.22	$415,703	2,627 Direct	-73.44%	Disposed
July 30, 2008	719739	M	7,265	$36.56	$265,608	9,892 Direct	+276.55%	Acquired
July 30, 2008	719739	S	2,735	$57.22	$156,497	2,627 Direct	-51.01%	Disposed
July 30, 2008	719739	M	2,735	$36.56	$99,992	5,362 Direct	+104.11%	Acquired
April 29, 2008	719739	A	6,500	$48.76	$316,940	6,500 Direct	—	Acquired
April 29, 2008	719739	A	3,000	—	—	3,000 Direct	—	Acquired
Dec. 3, 2007	719739	J	1,625	—	—	0 Direct	-100.00%	Disposed
Dec. 3, 2007	719739	J	665	$51.13	$34,001	2,627 Direct	-20.20%	Disposed
Dec. 3, 2007	719739	J	1,625	—	—	3,292 Direct	+97.48%	Acquired
Nov. 2, 2007	719739	J	1,172	$49.95	$58,541	1,171 Direct	-50.02%	Disposed
Nov. 2, 2007	719739	J	418	$49.95	$20,879	1,667 Direct	-20.05%	Disposed
Nov. 2, 2007	719739	J	1,172	$49.95	$58,541	2,085 Direct	+128.37%	Acquired
Sept. 4, 2007	719739	S 10b5-1	1,367	$49.55	$67,735	913 Direct	-59.96%	Disposed
Sept. 4, 2007	719739	M 10b5-1	1,367	$1367.00	$1,868,689	2,735 Direct	-33.33%	Disposed
Sept. 4, 2007	719739	M 10b5-1	1,367	$36.56	$49,978	2,280 Direct	+149.73%	Acquired
Sept. 4, 2007	719739	S 10b5-1	500	$49.55	$24,775	913 Direct	-35.39%	Disposed
Aug. 1, 2007	719739	M 10b5-1	1,368	$36.56	$50,014	9,572 Direct	-12.50%	Disposed
Aug. 1, 2007	719739	S 10b5-1	1,368	$52.35	$71,615	851 Direct	-61.65%	Disposed
Aug. 1, 2007	719739	M 10b5-1	1,368	$36.56	$50,014	2,219 Direct	+160.75%	Acquired
Aug. 1, 2007	719739	S 10b5-1	500	$52.35	$26,175	851 Direct	-37.01%	Disposed
July 6, 2007	719739	J	715	$54.15	$38,717	1,285 Indirect	-35.75%	Disposed
July 2, 2007	719739	M 10b5-1	2,421	$36.56	$88,512	14,530 Direct	-14.28%	Disposed
July 2, 2007	719739	S 10b5-1	2,421	$53.10	$128,555	628 Direct	-79.40%	Disposed
July 2, 2007	719739	M 10b5-1	2,421	$36.56	$88,512	3,049 Direct	+385.51%	Acquired
July 2, 2007	719739	S 10b5-1	500	$53.10	$26,550	628 Direct	-44.33%	Disposed
June 1, 2007	719739	M 10b5-1	2,422	$36.56	$88,548	16,951 Direct	-12.50%	Disposed
June 1, 2007	719739	S 10b5-1	2,422	$53.01	$128,390	1,128 Direct	-68.23%	Disposed
June 1, 2007	719739	M 10b5-1	2,422	$36.56	$88,548	3,550 Direct	+214.72%	Acquired
June 1, 2007	719739	S 10b5-1	500	$53.01	$26,505	1,128 Direct	-30.71%	Disposed
May 22, 2007	719739	J	2,700	—	—	2,700 Direct	—	Acquired
May 22, 2007	719739	J	4,600	$52.72	$242,512	4,600 Direct	—	Acquired
May 1, 2007	719739	M 10b5-1	222	$36.56	$8,116	19,373 Direct	-1.13%	Disposed
May 1, 2007	719739	M 10b5-1	2,200	$36.56	$80,432	19,595 Direct	-10.09%	Disposed
May 1, 2007	719739	S 10b5-1	222	$51.24	$11,375	1,628 Direct	-12.00%	Disposed
May 1, 2007	719739	M 10b5-1	222	$36.56	$8,116	1,850 Direct	+13.64%	Acquired
May 1, 2007	719739	S 10b5-1	2,200	$51.25	$112,750	1,628 Direct	-57.47%	Disposed
May 1, 2007	719739	M 10b5-1	2,200	$36.56	$80,432	3,828 Direct	+135.14%	Acquired
May 1, 2007	719739	S 10b5-1	300	$51.27	$15,381	1,628 Direct	-15.56%	Disposed
May 1, 2007	719739	S 10b5-1	200	$51.26	$10,252	1,928 Direct	-9.40%	Disposed
April 2, 2007	719739	S 10b5-1	500	$48.49	$24,245	2,128 Direct	-19.03%	Disposed
April 2, 2007	719739	M 10b5-1	3,633	$36.56	$132,822	5,761 Direct	+170.72%	Acquired
April 2, 2007	719739	S 10b5-1	3,633	$48.49	$176,164	2,128 Direct	-63.06%	Disposed
April 2, 2007	719739	M 10b5-1	3,633	$36.56	$132,822	21,795 Direct	-14.29%	Disposed
March 1, 2007	719739	M 10b5-1	3,632	$36.56	$132,786	25,428 Direct	-12.50%	Disposed
March 1, 2007	719739	S 10b5-1	500	$48.00	$24,000	2,628 Direct	-15.98%	Disposed
March 1, 2007	719739	S 10b5-1	3,632	$48.00	$174,336	3,128 Direct	-53.73%	Disposed
March 1, 2007	719739	M 10b5-1	3,632	$36.56	$132,786	6,760 Direct	+116.11%	Acquired
Feb. 1, 2006	719739	S	500	$46.97	$23,485	254 Direct	-66.31%	Disposed

Showing latest 100 of 155 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. 16, 2017	EFX	Stock Option/Right to Buy	Common Stock (5,079)	$129.93	Feb. 16, 2027	5,079	Acquired
July 29, 2014	EFX	Stock Option/Right to Buy	Common Stock (18,000)	$37.53	April 29, 2021	18,000	Disposed
May 30, 2013	EFX	Stock Option/Right to Buy	Common Stock (13,334)	$31.57	Feb. 5, 2020	13,334	Disposed
Aug. 23, 2012	EFX	Stock Option/Right to Buy	Common Stock (16,275)	$31.57	Feb. 5, 2020	16,275	Disposed
Aug. 22, 2012	EFX	Stock Option/Right to Buy	Common Stock (10,000)	$31.57	Feb. 5, 2020	10,000	Disposed
Aug. 22, 2012	EFX	Stock Option/Right to Buy	Common Stock (391)	$31.57	Feb. 5, 2020	391	Disposed
April 29, 2011	EFX	Stock Option/Right to Buy	Common Stock (18,000)	$37.53	April 29, 2021	18,000	Acquired
Feb. 5, 2010	EFX	Stock Option/Right to Buy	Common Stock (15,000)	$31.57	Feb. 5, 2020	15,000	Acquired
Feb. 5, 2010	EFX	Stock Option/Right to Buy	Common Stock (25,000)	$31.57	Feb. 5, 2020	25,000	Acquired
Dec. 3, 2009	719739	Performance Shares	Common Stock (2,700)	$0.00	Dec. 31, 2009	2,700	Disposed
Jan. 27, 2009	719739	Performance Shares	Common Stock (1,000)	$0.00	Jan. 27, 2015	1,000	Acquired
Jan. 27, 2009	719739	Performance Shares	Common Stock (1,000)	$0.00	Jan. 27, 2015	1,000	Acquired
Nov. 3, 2008	719739	Restricted Stock Unit	Common Stock (1,171)	$0.00	Nov. 3, 2008	1,171	Disposed
July 30, 2008	719739	Non-Qualified Stock Option (right to buy)	Common Stock (7,265)	$36.56	July 27, 2011	7,265	Disposed
July 30, 2008	719739	Incentive Stock Option (right to buy)	Common Stock (2,735)	$36.56	July 27, 2011	2,735	Disposed
April 29, 2008	719739	Non-Qualified Stock Option (right to buy)	Common Stock (6,500)	$48.76	April 29, 2015	6,500	Acquired
April 29, 2008	719739	Restricted Stock Unit	Common Stock (3,000)	$0.00	Dec. 3, 2010	3,000	Acquired
Dec. 3, 2007	719739	Restricted Stock Unit	Common Stock (1,625)	$0.00	Dec. 31, 2007	1,625	Disposed
Nov. 2, 2007	719739	Restricted Stock Unit	Common Stock (1,172)	$0.00	Nov. 3, 2008	1,172	Disposed
Sept. 4, 2007	719739	Incentive Stock Option (right to buy)	Common Stock (1,367)	$36.56	July 27, 2011	1,367	Disposed
Aug. 1, 2007	719739	Incentive Stock Option (right to buy)	Common Stock (1,368)	$36.56	July 27, 2011	1,368	Disposed
July 2, 2007	719739	Non-Qualified Stock Option (right to buy)	Common Stock (2,421)	$36.56	July 27, 2011	2,421	Disposed
June 1, 2007	719739	Non-Qualified Stock Option (right to buy)	Common Stock (2,422)	$36.56	July 27, 2011	2,422	Disposed
May 22, 2007	719739	Performance Shares	Common Stock (2,700)	$0.00	Dec. 31, 2009	2,700	Acquired
May 22, 2007	719739	Non-Qualified Stock Option (right to buy)	Common Stock (4,600)	$52.72	May 22, 2014	4,600	Acquired
May 1, 2007	719739	Non-Qualified Stock Option (right to buy)	Common Stock (222)	$36.56	July 27, 2011	222	Disposed
May 1, 2007	719739	Non-Qualified Stock Option (right to buy)	Common Stock (2,200)	$36.56	July 27, 2011	2,200	Disposed
April 2, 2007	719739	Non-Qualified Stock Option (right to buy)	Common Stock (3,633)	$36.56	July 27, 2011	3,633	Disposed
March 1, 2007	719739	Non-Qualified Stock Option (right to buy)	Common Stock (3,632)	$36.56	July 27, 2011	3,632	Disposed
Feb. 1, 2007	719739	Incentive Stock Option (right to buy)	Common Stock (300)	$36.56	July 27, 2011	300	Disposed
Feb. 1, 2007	719739	Incentive Stock Option (right to buy)	Common Stock (200)	$36.56	July 27, 2011	200	Disposed
Feb. 1, 2007	719739	Incentive Stock Option (right to buy)	Common Stock (100)	$36.56	July 27, 2011	100	Disposed
Feb. 1, 2007	719739	Incentive Stock Option (right to buy)	Common Stock (100)	$36.56	July 27, 2011	100	Disposed
Feb. 1, 2007	719739	Incentive Stock Option (right to buy)	Common Stock (200)	$36.56	July 27, 2011	200	Disposed
Feb. 1, 2007	719739	Incentive Stock Option (right to buy)	Common Stock (170)	$36.56	July 27, 2011	170	Disposed
Feb. 1, 2007	719739	Incentive Stock Option (right to buy)	Common Stock (100)	$36.56	July 27, 2011	100	Disposed
Feb. 1, 2007	719739	Incentive Stock Option (right to buy)	Common Stock (200)	$36.56	July 27, 2011	200	Disposed
Feb. 1, 2007	719739	Incentive Stock Option (right to buy)	Common Stock (1,365)	$36.56	July 27, 2011	1,365	Disposed
Jan. 24, 2007	719739	Restricted Stock Unit	Common Stock (3,250)	$0.00	Dec. 31, 2007	3,250	Disposed
Jan. 3, 2007	719739	Incentive Stock Option (right to buy)	Common Stock (2,735)	$36.56	July 27, 2011	2,735	Disposed
Dec. 1, 2006	719739	Restricted Stock Unit	Common Stock (5,250)	$0.00	Dec. 1, 2007	5,250	Disposed
Nov. 2, 2006	719739	Restricted Stock Unit	Common Stock (1,172)	$0.00	Nov. 3, 2008	1,172	Disposed
May 2, 2006	719739	Restricted Stock Unit	Common Stock (4,875)	$0.00	Dec. 31, 2007	4,875	Acquired
May 2, 2006	719739	Non-Qualified Stock Option (right to buy)	Common Stock (5,625)	$50.38	May 2, 2013	5,625	Acquired
May 2, 2006	719739	Incentive Stock Option (right to buy)	Common Stock (1,875)	$50.38	May 2, 2013	1,875	Acquired
Dec. 30, 2005	719739	Restricted Stock Unit	Common Stock (1,172)	$0.00	Nov. 3, 2008	1,172	Disposed
April 26, 2005	719739	Restricted Stock Unit	Common Stock (5,250)	$0.00	Dec. 1, 2007	5,250	Acquired
April 26, 2005	719739	Non-Qualified Stock Option (right to buy)	Common Stock (7,841)	$46.31	April 26, 2012	7,841	Acquired
April 26, 2005	719739	Incentive Stock Option (right to buy)	Common Stock (2,159)	$46.31	April 26, 2012	2,159	Acquired
Nov. 2, 2004	719739	Restricted Stock Unit	Common Stock (4,687)	$0.00	Nov. 3, 2008	4,687	Acquired
July 27, 2004	719739	Non-Qualified Stock Option (right to buy)	Common Stock (29,060)	$36.56	July 27, 2011	29,060	Acquired
July 27, 2004	719739	Incentive Stock Option (right to buy)	Common Stock (10,940)	$36.56	July 27, 2011	10,940	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

EFX

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2010	$409,904	$0	—	—	$326,172	$105,900	$845,683	$2,563,839

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.