Quest Diagnostics Inc

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Quest Diagnostics Inc
TickerDGX
CIK #0001022079
CUSIP74834L100
SectorLife Sciences - Services-Medical Laboratories
Address3 Giralda Farms, Madison, NJ 07940
Source [EDGAR]
CIK Filing 2011 - 2025
[0001022079] 10-K
[0001022079] 10-Q
[0001022079] 3
[0001022079] 4
[0001022079] 5
[0001022079] 8-K
[0001022079] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Price T Rowe Associates Inc /MD/ Quest Diagnostics Inc [2025-05-14] 0.0
State Street Corp Quest Diagnostics Inc [2022-02-10] 5.11
Macquarie Group Ltd Quest Diagnostics Inc [2019-02-14] 5.68
Macquarie Group Ltd Quest Diagnostics Inc [2015-02-13] 5.82
FMR LLC Quest Diagnostics Inc [2014-02-14] 0.0
Vanguard Group Inc Quest Diagnostics Inc [2013-02-13] 5.82
Capital World Investors Quest Diagnostics Inc [2012-02-10] 5.6
Price T Rowe Associates Inc /MD/ Quest Diagnostics Inc [2012-02-10] 5.4
Barrow Hanley Mewhinney & Strauss LLC Quest Diagnostics Inc [2012-02-09] 12.0
BlackRock Inc Quest Diagnostics Inc [2012-02-09] 5.22
Aberdeen Asset Management Plc/Uk Quest Diagnostics Inc [2012-01-11] 5.91
Form 3/4/5 Filer 2011 - 2025
Plewman Patrick
Quest Diagnostics Inc
Kuppusamy Karthik
Lassiter Wright III
Gregg Vicky B
Delaney Mark E
Carter Robert B
Samad Sam
Ring Timothy M
Pfeiffer Gary M
Diaz Luis
Doi Tracey
Main Timothy L
Morrison Denise M
Davis J. E.
Prevoznik Michael E
Doherty Catherine T.
Deppe Michael J
Gardner Mark A
Wilensky Gail R
Rusckowski Stephen H
Guinan Mark
Eglinton Manner Carrie
Torley Helen
Mendez Manuel O.
Stanzione Daniel
Cunningham Everett
Klug Robert A
Britell Jenne K
Leiden Jeffrey M
Cohen Jon R
Ziegler John B
Baldwin John C MD
Bongiorno Thomas F
Haydon John B.
Buehler William F
Ordonez Kathy
Hagemann Robert
Mohapatra Surya N
Miller Joan Elizabeth
Form 13F Holdings
Firm Period DFND Voting Shares
Vanguard Group Inc [2025-06-30] SOLE 0 13,675,569
BlackRock, Inc. [2025-06-30] SOLE 9,431,770 10,312,614
State Street Corp [2025-06-30] DFND 3,108,708 5,184,999
JPMorgan Chase & Co [2025-06-30] DFND 4,020,804 4,322,550
Geode Capital Management LLC [2025-06-30] DFND 2,979,934 2,982,415
Boston Partners [2025-06-30] DFND 2,617,885 2,775,763
Victory Capital Management Inc [2025-06-30] SOLE 2,554,712 2,664,037
Morgan Stanley [2025-06-30] DFND 1,488,399 2,145,104
Wells Fargo & Company/MN [2025-06-30] DFND 40,293 1,836,947
Grantham Mayo van Otterloo & Co LLC [2025-06-30] SOLE 1,486,650 1,747,952
Dimensional Fund Advisors LP [2025-06-30] SOLE 1,602,564 1,666,447
Invesco Ltd. [2025-06-30] DFND 0 1,658,351
Bank of America Corp /DE/ [2025-06-30] DFND 60,234 1,599,602
Wellington Management Group LLP [2025-06-30] DFND 0 1,599,216
Davis Selected Advisers [2025-06-30] SOLE 1,272,888 1,354,420
Norges Bank [2025-06-30] SOLE 1,325,624 1,325,624
AllianceBernstein LP [2025-06-30] DFND 1,156,468 1,241,855
FMR LLC [2025-06-30] DFND 1,128,941 1,235,394
Fiduciary Management Inc /WI/ [2025-06-30] SOLE 882,438 1,185,318
Northern Trust Corp [2025-06-30] DFND 1,143,193 1,160,998
M&G Plc [2025-06-30] SOLE 285,187 1,072,721
UBS Group AG [2025-06-30] DFND 828,456 978,481
Royal Bank of Canada [2025-06-30] DFND 869,577 876,827
Squarepoint Ops LLC [2025-06-30] DFND 0 845,591
Ameriprise Financial Inc [2025-06-30] DFND 0 841,621
Bank of New York Mellon Corp [2025-06-30] DFND 669,590 814,461
American Century Companies Inc [2025-06-30] DFND 759,502 794,289
Charles Schwab Investment Management Inc [2025-06-30] SOLE 746,556 746,559
Legal & General Group Plc [2025-06-30] DFND 686,826 733,605
Neuberger Berman Group LLC [2025-06-30] DFND 588,007 703,162
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