Joan Elizabeth Miller

Insider

First SEC filing: April 1, 2008 · Latest: April 1, 2008

On this page

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.
Initial holdings The stakes this person held when they first started reporting.

Insider at

DGX selling Feb. 24, 2012

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 59 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

59 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 29, 2012	DGX	F	5,077	$58.24	$295,684	89,232 Direct	-5.38%	Disposed	313.0% (price as of 2026-08-21)
Feb. 29, 2012	DGX	A	13,839	—	—	94,309 Direct	+17.20%	Acquired	(price as of 2026-08-21)
Feb. 27, 2012	DGX	A	44,000	—	—	44,000 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 27, 2012	DGX	A	7,097	—	—	80,470 Direct	+9.67%	Acquired	(price as of 2026-08-21)
Feb. 24, 2012	DGX	M	12,666	—	—	25,334 Direct	-33.33%	Disposed	(price as of 2026-08-21)
Feb. 24, 2012	DGX	M	2,895	—	—	23,772 Direct	-10.86%	Disposed	(price as of 2026-08-21)
Feb. 24, 2012	DGX	S	15,561	$57.45	$893,979	73,373 Direct	-17.50%	Disposed	318.7% (price as of 2026-08-21)
Feb. 24, 2012	DGX	M	12,666	$56.82	$719,682	88,934 Direct	+16.61%	Acquired	323.4% (price as of 2026-08-21)
Feb. 24, 2012	DGX	M	2,895	$55.65	$161,107	76,268 Direct	+3.95%	Acquired	332.3% (price as of 2026-08-21)
Feb. 15, 2012	DGX	F	1,124	$56.80	$63,843	73,373 Direct	-1.51%	Disposed	323.5% (price as of 2026-08-21)
Feb. 13, 2012	DGX	F	2,177	$57.12	$124,350	74,497 Direct	-2.84%	Disposed	321.1% (price as of 2026-08-21)
Feb. 10, 2012	DGX	F	1,191	$57.12	$68,030	76,674 Direct	-1.53%	Disposed	321.1% (price as of 2026-08-21)
Feb. 3, 2012	DGX	M	13,333	—	—	26,667 Direct	-33.33%	Disposed	(price as of 2026-08-21)
Feb. 3, 2012	DGX	S	13,333	$58.50	$779,980	77,865 Direct	-14.62%	Disposed	311.2% (price as of 2026-08-21)
Feb. 3, 2012	DGX	M	13,333	$55.65	$741,981	91,072 Direct	+17.15%	Acquired	332.3% (price as of 2026-08-21)
Oct. 28, 2011	DGX	M	19,259	—	—	14,075 Direct	-57.78%	Disposed	(price as of 2026-08-21)
Oct. 28, 2011	DGX	S	19,259	$57.50	$1,107,392	77,739 Direct	-19.86%	Disposed	318.4% (price as of 2026-08-21)
Oct. 28, 2011	DGX	M	19,259	$52.24	$1,006,090	96,842 Direct	+24.82%	Acquired	360.5% (price as of 2026-08-21)
June 16, 2011	DGX	S 10b5-1	3,815	$60.20	$229,663	77,583 Direct	-4.69%	Disposed	299.6% (price as of 2026-08-21)
June 14, 2011	DGX	S 10b5-1	4,668	$59.70	$278,680	81,398 Direct	-5.42%	Disposed	302.9% (price as of 2026-08-21)
June 13, 2011	DGX	S 10b5-1	10,615	$59.20	$628,408	86,066 Direct	-10.98%	Disposed	306.3% (price as of 2026-08-21)
May 18, 2011	DGX	M	21,112	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 18, 2011	DGX	S	10,000	$58.20	$582,000	96,661 Direct	-9.38%	Disposed	313.3% (price as of 2026-08-21)
May 18, 2011	DGX	S	11,112	$58.00	$644,496	106,661 Direct	-9.44%	Disposed	314.8% (price as of 2026-08-21)
May 18, 2011	DGX	M	21,112	$47.49	$1,002,609	117,773 Direct	+21.84%	Acquired	406.5% (price as of 2026-08-21)
May 17, 2011	DGX	S	1,809	$57.93	$104,795	1,039 Indirect	-63.52%	Disposed	315.3% (price as of 2026-08-21)
May 12, 2011	DGX	M	40,555	—	—	21,112 Direct	-65.76%	Disposed	(price as of 2026-08-21)
May 12, 2011	DGX	S	1,810	$57.74	$104,509	2,850 Indirect	-38.84%	Disposed	316.6% (price as of 2026-08-21)
May 12, 2011	DGX	S	10,000	$57.60	$576,000	96,661 Direct	-9.38%	Disposed	317.6% (price as of 2026-08-21)
May 12, 2011	DGX	S	10,000	$57.50	$575,000	106,582 Direct	-8.58%	Disposed	318.4% (price as of 2026-08-21)
May 12, 2011	DGX	S	20,555	$57.25	$1,176,774	116,582 Direct	-14.99%	Disposed	320.2% (price as of 2026-08-21)
May 12, 2011	DGX	M	40,555	$47.49	$1,925,957	137,137 Direct	+41.99%	Acquired	406.5% (price as of 2026-08-21)
March 4, 2011	DGX	D	2,742	$56.50	$154,923	96,582 Direct	-2.76%	Disposed	325.8% (price as of 2026-08-21)
Feb. 16, 2011	DGX	M	26,666	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Feb. 16, 2011	DGX	S	26,666	$57.40	$1,530,628	99,304 Direct	-21.17%	Disposed	319.1% (price as of 2026-08-21)
Feb. 16, 2011	DGX	M	26,666	$48.74	$1,299,701	125,899 Direct	+26.87%	Acquired	393.5% (price as of 2026-08-21)
Feb. 15, 2011	DGX	A	38,000	—	—	38,000 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 15, 2011	DGX	A	12,259	—	—	99,233 Direct	+14.10%	Acquired	(price as of 2026-08-21)
Feb. 15, 2011	DGX	D	6,063	$56.82	$344,500	86,974 Direct	-6.52%	Disposed	323.4% (price as of 2026-08-21)
Feb. 15, 2011	DGX	A	16,678	—	—	93,037 Direct	+21.84%	Acquired	(price as of 2026-08-21)
Feb. 11, 2011	DGX	F	1,075	$57.15	$61,436	76,359 Direct	-1.39%	Disposed	320.9% (price as of 2026-08-21)
Feb. 10, 2011	DGX	F	1,207	$57.28	$69,137	77,043 Direct	-1.54%	Disposed	320.0% (price as of 2026-08-21)
March 9, 2010	DGX	F	4,845	$55.76	$270,157	78,250 Direct	-5.83%	Disposed	331.4% (price as of 2026-08-21)
March 9, 2010	DGX	A	13,328	—	—	83,095 Direct	+19.10%	Acquired	(price as of 2026-08-21)
March 4, 2010	DGX	F	1,075	$55.88	$60,071	69,767 Direct	-1.52%	Disposed	330.5% (price as of 2026-08-21)
Feb. 11, 2010	DGX	F	1,132	$55.70	$63,052	70,821 Direct	-1.57%	Disposed	331.9% (price as of 2026-08-21)
Feb. 10, 2010	DGX	A	40,000	—	—	40,000 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 10, 2010	DGX	A	12,904	—	—	71,953 Direct	+21.85%	Acquired	(price as of 2026-08-21)
Nov. 6, 2009	DGX	M	16,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Nov. 6, 2009	DGX	M	5,800	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Nov. 6, 2009	DGX	S	21,800	$57.70	$1,257,860	58,961 Direct	-26.99%	Disposed	316.9% (price as of 2026-08-21)
Nov. 6, 2009	DGX	M	16,000	$40.43	$646,880	80,761 Direct	+24.71%	Acquired	495.0% (price as of 2026-08-21)
Nov. 6, 2009	DGX	M	5,800	$30.34	$175,972	64,761 Direct	+9.84%	Acquired	692.9% (price as of 2026-08-21)
Nov. 4, 2009	DGX	M	20,000	—	—	16,000 Direct	-55.56%	Disposed	(price as of 2026-08-21)
Nov. 4, 2009	DGX	S	20,000	$56.95	$1,139,000	58,961 Direct	-25.33%	Disposed	322.4% (price as of 2026-08-21)
Nov. 4, 2009	DGX	M	20,000	$40.43	$808,600	78,859 Direct	+33.98%	Acquired	495.0% (price as of 2026-08-21)
Aug. 21, 2009	DGX	M	4,100	$24.76	$101,516	62,959 Direct	+6.97%	Acquired	871.5% (price as of 2026-08-21)
Aug. 21, 2009	DGX	S	4,100	$55.00	$225,500	58,859 Direct	-6.51%	Disposed	337.4% (price as of 2026-08-21)
Aug. 21, 2009	DGX	M	4,100	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Aug. 20, 2009	DGX	M	15,000	$35.53	$532,950	73,859 Direct	+25.48%	Acquired	577.0% (price as of 2026-08-21)
Aug. 20, 2009	DGX	S	15,000	$54.50	$817,500	58,859 Direct	-20.31%	Disposed	341.4% (price as of 2026-08-21)
Aug. 20, 2009	DGX	M	3,400	$35.53	$120,802	62,259 Direct	+5.78%	Acquired	577.0% (price as of 2026-08-21)
Aug. 20, 2009	DGX	S	3,400	$54.60	$185,640	58,859 Direct	-5.46%	Disposed	340.6% (price as of 2026-08-21)
Aug. 20, 2009	DGX	S	12,717	$54.57	$693,967	4,473 Indirect	-73.98%	Disposed	340.8% (price as of 2026-08-21)
Aug. 20, 2009	DGX	M	15,000	—	—	3,400 Direct	-81.52%	Disposed	(price as of 2026-08-21)
Aug. 20, 2009	DGX	M	3,400	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Aug. 17, 2009	DGX	S	5,514	$54.80	$302,167	58,859 Direct	-8.57%	Disposed	339.0% (price as of 2026-08-21)
July 28, 2009	DGX	M	14,300	—	—	4,100 Direct	-77.72%	Disposed	(price as of 2026-08-21)
July 28, 2009	DGX	S	14,300	$56.20	$803,660	64,351 Direct	-18.18%	Disposed	328.0% (price as of 2026-08-21)
July 28, 2009	DGX	M	14,300	$24.76	$354,068	78,651 Direct	+22.22%	Acquired	871.5% (price as of 2026-08-21)
July 27, 2009	DGX	M	9,200	$26.08	$239,936	73,551 Direct	+14.30%	Acquired	822.4% (price as of 2026-08-21)
July 27, 2009	DGX	M	9,200	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
July 27, 2009	DGX	S	9,200	$56.20	$517,040	64,351 Direct	-12.51%	Disposed	328.0% (price as of 2026-08-21)
July 23, 2009	DGX	S	4,274	$56.00	$239,344	64,351 Direct	-6.23%	Disposed	329.6% (price as of 2026-08-21)
March 9, 2009	DGX	F	1,285	$43.71	$56,167	68,468 Direct	-1.84%	Disposed	450.3% (price as of 2026-08-21)
March 9, 2009	DGX	A	3,534	—	—	69,753 Direct	+5.34%	Acquired	(price as of 2026-08-21)
March 4, 2009	DGX	F	1,091	$46.24	$50,448	66,219 Direct	-1.62%	Disposed	420.2% (price as of 2026-08-21)
Feb. 24, 2009	DGX	S	5,000	$51.20	$256,000	67,284 Direct	-6.92%	Disposed	369.8% (price as of 2026-08-21)
Feb. 24, 2009	DGX	S	5,000	$51.00	$255,000	72,284 Direct	-6.47%	Disposed	371.7% (price as of 2026-08-21)
Feb. 11, 2009	DGX	A	36,667	—	—	36,667 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 11, 2009	DGX	A	11,828	—	—	77,284 Direct	+18.07%	Acquired	(price as of 2026-08-21)
Feb. 6, 2009	DGX	S	5,000	$52.25	$261,250	65,456 Direct	-7.10%	Disposed	360.4% (price as of 2026-08-21)
March 25, 2008	DGX	F	447	$45.54	$20,356	70,052 Direct	-0.63%	Disposed	428.2% (price as of 2026-08-21)
March 25, 2008	DGX	A	1,227	—	—	67,975 Direct	+1.84%	Acquired	(price as of 2026-08-21)
March 4, 2008	DGX	A	61,667	—	—	61,667 Direct	—	Acquired	(price as of 2026-08-21)
March 4, 2008	DGX	A	11,828	—	—	66,724 Direct	+21.55%	Acquired	(price as of 2026-08-21)

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. 27, 2012	DGX	Stock Options (Right to Buy)	Common Stock (44,000)	$57.60	Feb. 27, 2022	44,000	Acquired
Feb. 24, 2012	DGX	Stock Options (Right to Buy)	Common Stock (12,666)	$56.82	Feb. 15, 2021	12,666	Disposed
Feb. 24, 2012	DGX	Stock Options (Right to Buy)	Common Stock (2,895)	$55.65	Feb. 10, 2020	2,895	Disposed
Feb. 3, 2012	DGX	Stock Options (Right to Buy)	Common Stock (13,333)	$55.65	Feb. 10, 2020	13,333	Disposed
Oct. 28, 2011	DGX	Stock Options (Right to Buy)	Common Stock (19,259)	$52.24	Feb. 15, 2013	19,259	Disposed
May 18, 2011	DGX	Stock Options (Right to Buy)	Common Stock (21,112)	$47.49	March 4, 2015	21,112	Disposed
May 12, 2011	DGX	Stock Options (Right to Buy)	Common Stock (40,555)	$47.49	March 4, 2015	40,555	Disposed
Feb. 16, 2011	DGX	Stock Options (Right to Buy)	Common Stock (26,666)	$48.74	Feb. 22, 2012	26,666	Disposed
Feb. 15, 2011	DGX	Stock Options (Right to Buy)	Common Stock (38,000)	$56.82	Feb. 15, 2021	38,000	Acquired
Feb. 10, 2010	DGX	Stock Options (Right to Buy)	Common Stock (40,000)	$55.65	Feb. 10, 2020	40,000	Acquired
Nov. 6, 2009	DGX	Stock Options (Right to Buy)	Common Stock (16,000)	$40.43	Feb. 19, 2014	16,000	Disposed
Nov. 6, 2009	DGX	Stock Options (Right to Buy)	Common Stock (5,800)	$30.34	Oct. 14, 2013	5,800	Disposed
Nov. 4, 2009	DGX	Stock Options (Right to Buy)	Common Stock (20,000)	$40.43	Feb. 19, 2014	20,000	Disposed
Aug. 21, 2009	DGX	Stock Options (Right to Buy)	Common Stock (4,100)	$24.76	Feb. 13, 2013	4,100	Disposed
Aug. 20, 2009	DGX	Stock Options (Right to Buy)	Common Stock (15,000)	$35.53	Feb. 27, 2012	15,000	Disposed
Aug. 20, 2009	DGX	Stock Options (Right to Buy)	Common Stock (3,400)	$35.53	Feb. 27, 2012	3,400	Disposed
July 28, 2009	DGX	Stock Options (Right to Buy)	Common Stock (14,300)	$24.76	Feb. 13, 2013	14,300	Disposed
July 27, 2009	DGX	Stock Options (Right to Buy)	Common Stock (9,200)	$26.08	Feb. 21, 2011	9,200	Disposed
Feb. 11, 2009	DGX	Stock Options (Right to Buy)	Common Stock (36,667)	$51.20	Feb. 11, 2019	36,667	Acquired
March 4, 2008	DGX	Stock Options (Right to buy)	Common Stock (61,667)	$47.49	March 4, 2015	61,667	Acquired

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

Initial ownership (Form 3) 12 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
April 1, 2008	DGX	Common Stock	57,224	Direct
Aug. 21, 2007	DGX	Common Stock	54,700	Direct
Aug. 21, 2007	DGX	Common Stock	16,569	Indirect
Aug. 21, 2007	DGX	Stock Option (right to buy)→ Common Stock (9,200)	9,200	Direct
Aug. 21, 2007	DGX	Stock Option (right to buy)→ Common Stock (18,400)	18,400	Direct
Aug. 21, 2007	DGX	Stock Option (right to buy)→ Common Stock (18,400)	18,400	Direct
Aug. 21, 2007	DGX	Stock Option (right to buy)→ Common Stock (5,800)	5,800	Direct
Aug. 21, 2007	DGX	Stock Option (right to buy)→ Common Stock (36,000)	36,000	Direct
Aug. 21, 2007	DGX	Stock Option (right to buy)→ Common Stock (26,666)	26,666	Direct
Aug. 21, 2007	DGX	Stock Option (right to buy)→ Common Stock (33,334)	33,334	Direct
Aug. 21, 2007	DGX	Stock option (right to buy)→ Common Stock (36,667)	36,667	Direct
Aug. 21, 2007	DGX	Stock Option (right to buy)→ Common Stock (20,000)	20,000	Direct