DGX

QUEST DIAGNOSTICS INC

NYSE · Services-Medical Laboratories · Inc. DE · CIK 0001022079
$203.06 -0.38% $22.5B
Insider Selling Cluster (2 insiders)High Impact Filing (8/10)31 New Institutional Positions19 Institutional Exits
Vol
Market Cap$22.5B
Cap SizeLarge Cap
Analyst ConsensusBuy (54%)
Inst. Holders50 funds
Inst. Value$11.8B
Inst. Activity31 buys / 19 sells
Insider Activity0B / 11S
Insider Net $-$7.1M
Reddit Sentiment56° Neutral
SEC Reports5
Exchange NYSE·Sector Services-Medical Laboratories·Inc. DE·CIK 0001022079·Prev Close $203.83

Recent Activity

Jun 4, 2026 Insider
KUPPUSAMY KARTHIK sold 8,147 shares
SVP, Clinical Solutions @ $200.00 ($1.6M)
Jun 4, 2026 Insider
KUPPUSAMY KARTHIK acquired via exercise 3,320 shares
SVP, Clinical Solutions @ $127.73 ($424.0K)
Jun 1, 2026 Insider
Davis J. E. sold 10,000 shares
CEO and President @ $194.14 ($1.9M)
May 18, 2026 dark_pool
Dark Pool: DGX — 1.2M shares, 36,146 trades
Week starting 2026-05-18. Total ATS volume: 1,210,273 shares across 36,146 trades.
May 8, 2026 SEC
Quest Diagnostics issued $500M of 5.000% senior notes due 2036, a routine debt refinancing/capital raise. The notes are
8-K — Impact 2/10
Apr 21, 2026 SEC
Quest Diagnostics reported strong Q1 2026 results with revenue of $2.90 billion (up 9.2% YoY) and reported EPS of $2.24
8-K — Impact 8/10
Mar 11, 2026 SEC
Three Quest Diagnostics executives sold shares in a coordinated open-market transaction on March 5, 2026, totaling appro
CLUSTER — Impact 7/10
Inst.
EdgePoint Investment Group Inc. — ADD
2,243,869 shares ($439.8M)

Price Targets

$223.44 +10.0% upside Buy
Current $203.06 Low $184.00 Median $225.00 High $245.00 16 analysts
$184.00 $245.00

Analyst Ratings

Hold54% buy · 24 analysts
6Strong Buy
7Buy
11Hold
0Sell
0Strong Sell
Recent Analyst Actions
DateFirmActionRating
Apr 22, 2026 UBS MAINTAIN Neutral → Neutral
Apr 22, 2026 Baird MAINTAIN Neutral → Neutral
Apr 22, 2026 Barclays MAINTAIN Overweight → Overweight
Apr 22, 2026 Truist Securities MAINTAIN Hold → Hold
Apr 8, 2026 Evercore ISI Group MAINTAIN In-Line → In-Line

Earnings Estimates

PeriodEPS Est.RangeGrowth#
Current Q $2.82 ▼ -1.5% $2.75 — $2.91 8% YoY 14
Next Q $2.80 $2.74 — $2.92 8% YoY 14
Current FY $10.77 ▲ +1.3% $10.55 — $11.11 9% YoY 17
Next FY $11.67 ▲ +1.6% $11.33 — $12.30 8% YoY 17

Top Institutional Holders

FundValueMove
Erste Asset Management GmbH
BlackRock, Inc.$1.8B
VANGUARD CAPITAL MANAGEMENT LLC$1.4B
VANGUARD PORTFOLIO MANAGEMENT LLC$1.2B
STATE STREET CORP$1.1B

Recent Insider Trades

DateInsiderTypeValue
Jun 4, 2026KUPPUSAMY KARTHIKSELL$1.6M
Jun 4, 2026KUPPUSAMY KARTHIKM$424.0K
Jun 1, 2026Davis J.SELL$1.9M
May 20, 2026PFEIFFER GARYA$0.00
May 20, 2026Lassiter WrightA$0.00

Reddit Sentiment

56°
Neutral
Bearish Neutral Bullish
5 mentions 1 bullish 0 bearish
50 institutional holders with $11.8B total value (60,291,777 shares) as of 2026-Q1. Top holders: Erste, BlackRock,, VANGUARD. Net buying activity: 31 institutions added/increased vs 19 reduced.

Top Institutional Holders — 2026-Q1

#FundSharesValue% of TrackedLast Move
1Erste Asset Management GmbH$0.000.0%
2BlackRock, Inc.9,172,292$1.8B15.2%
3VANGUARD CAPITAL MANAGEMENT LLC7,145,672$1.4B11.9%
4VANGUARD PORTFOLIO MANAGEMENT LLC6,081,400$1.2B10.1%
5STATE STREET CORP5,380,821$1.1B8.9%
6MORGAN STANLEY2,479,720$486.0M4.1%
7EdgePoint Investment Group Inc.2,243,869$439.8M3.7%ADD +35.1%
8DIMENSIONAL FUND ADVISORS LP1,949,535$382.1M3.2%
9Grantham, Mayo, Van Otterloo & Co. LLC1,883,024$369.0M3.1%
10VICTORY CAPITAL MANAGEMENT INC1,846,336$361.8M3.1%
11WELLS FARGO & COMPANY/MN1,762,769$345.5M2.9%
12BANK OF AMERICA CORP /DE/1,752,902$343.5M2.9%
13Invesco Ltd.1,638,487$321.1M2.7%
14DAVIS SELECTED ADVISERS1,617,813$317.1M2.7%
15GOLDMAN SACHS GROUP INC1,348,694$264.3M2.2%
16FMR LLC942,218$184.7M1.6%
17AMERIPRISE FINANCIAL INC807,477$158.3M1.3%
18M&G Plc805,341$157.8M1.3%
19CHARLES SCHWAB INVESTMENT MANAGEMENT INC760,790$149.1M1.3%
20Legal & General Group Plc736,625$144.4M1.2%

Recent Position Changes

FundActionPrev SharesCurr SharesChange %ValueQuarter
EdgePoint Investment Group Inc.ADD1,661,0722,243,869+35.1%$439.8M2026-Q1
Woodline Partners LPADD341,372593,744+73.9%$116.4M2026-Q1
Nuveen, LLCADD334,034465,425+39.3%$91.2M2026-Q1
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEMTRIM350,249237,792-32.1%$46.6M2026-Q1
Clark Capital Management Group, Inc.NEW235,422$46.1M2026-Q1
MARSHALL WACE, LLPDOUBLED93,217200,278+114.9%$39.3M2026-Q1
VOYA INVESTMENT MANAGEMENT LLCADD101,628186,175+83.2%$36.5M2026-Q1
Gotham Asset Management, LLCADD79,395130,777+64.7%$25.6M2026-Q1
FRANKLIN RESOURCES INCDOUBLED46,268121,667+163.0%$23.8M2026-Q1
Pictet Asset Management Holding SATRIM162,253102,338-36.9%$20.1M2026-Q1
CAPTRUST FINANCIAL ADVISORSDOUBLED25,31793,277+268.4%$18.3M2026-Q1
FIL LtdDOUBLED30,97186,569+179.5%$17.0M2026-Q1
FJARDE AP-FONDEN /FOURTH SWEDISH NATIONAL PENSION FUNDADD50,32079,920+58.8%$15.7M2026-Q1
HighTower Advisors, LLCADD41,34760,014+45.1%$11.8M2026-Q1
CANADA PENSION PLAN INVESTMENT BOARDTRIM90,70055,300-39.0%$10.8M2026-Q1
NATIONAL BANK OF CANADA /FI/TRIM99,79248,962-50.9%$9.6M2026-Q1
LAZARD ASSET MANAGEMENT LLCTRIM75,83448,586-35.9%$9.5M2026-Q1
Tredje AP-fondenDOUBLED13,21746,589+252.5%$9.1M2026-Q1
COMMERCE BANKDOUBLED13,92839,748+185.4%$7.8M2026-Q1
Allianz Asset Management GmbHTRIM64,70636,990-42.8%$7.2M2026-Q1
FIFTH THIRD BANCORPDOUBLED8,86335,096+296.0%$6.9M2026-Q1
TORONTO DOMINION BANKTRIM49,69932,946-33.7%$6.5M2026-Q1
Mariner, LLCTRIM45,64226,842-41.2%$5.3M2026-Q1
FULLER & THALER ASSET MANAGEMENT, INC.ADD19,56224,922+27.4%$4.9M2026-Q1
Vestmark Advisory Solutions, Inc.ADD16,87622,364+32.5%$4.4M2026-Q1
18 unique insiders with 50 transactions. Net insider value: -$7.1M ($0.00 bought, $7.1M sold).

Insider Transactions

DateInsiderTitleTypeSharesPriceValue
Jun 4, 2026KUPPUSAMY KARTHIKSVP, Clinical SolutionsSELL8,147$200.00$1.6M
Jun 4, 2026KUPPUSAMY KARTHIKSVP, Clinical SolutionsEXERCISE3,320$127.73$424.0K
Jun 1, 2026Davis J. E.CEO and PresidentSELL10,000$194.14$1.9M
May 20, 2026PFEIFFER GARY MDirectorAWARD1,142
May 20, 2026Lassiter Wright IIIDirectorAWARD1,142
May 20, 2026MORRISON DENISE MDirectorAWARD1,142
May 20, 2026RING TIMOTHY MDirectorAWARD1,142
May 20, 2026MAIN TIMOTHY LDirectorAWARD1,142
May 20, 2026Doi TraceyDirectorAWARD1,142
May 20, 2026WENTWORTH TIMOTHY CDirectorAWARD1,142
May 20, 2026Diaz LuisDirectorAWARD1,142
May 20, 2026Gregg Vicky BDirectorAWARD1,142
May 20, 2026CARTER ROBERT BDirectorAWARD1,142
Apr 20, 2026CARTER ROBERT BDirectorL7$194.70$1.4K
Apr 20, 2026DELANEY MARK ESVP & Chief Commercial OfficerL37$194.70$7.2K
Apr 20, 2026KUPPUSAMY KARTHIKSVP, Clinical SolutionsL39$194.70$7.6K
Apr 20, 2026Lassiter Wright IIIDirectorL6$194.70$1.2K
Apr 20, 2026Gregg Vicky BDirectorAWARD68$194.70$13.2K
Apr 20, 2026Plewman PatrickSVP for Diagnostic ServicesL49$194.70$9.5K
Apr 20, 2026SAMAD SAMExecutive Vice President & CFOAWARD108$194.70$21.0K
Apr 1, 2026WENTWORTH TIMOTHY CDirectorAWARD198
Mar 9, 2026WENTWORTH TIMOTHY CDirectorAWARD215
Mar 5, 2026Plewman PatrickSVP for Diagnostic ServicesSELL2,855$206.21$588.7K
Mar 5, 2026Doherty Catherine T.EVP, Regional BusinessesSELL5,558$206.21$1.1M
Mar 5, 2026PREVOZNIK MICHAEL ESVP & General CounselSELL3,878$206.21$799.7K
Mar 4, 2026Deppe Michael JSVP, Corp. Controller & CAOAWARD1,473$204.86$301.8K
Mar 4, 2026Davis J. E.CEO and PresidentAWARD51,652$204.86$10.6M
Mar 4, 2026Plewman PatrickSVP for Diagnostic ServicesAWARD5,682$204.86$1.2M
Mar 4, 2026SAMAD SAMExecutive Vice President & CFOAWARD13,947$204.86$2.9M
Mar 4, 2026Doherty Catherine T.EVP, Regional BusinessesAWARD11,364$204.86$2.3M
Mar 4, 2026DELANEY MARK ESVP & Chief Commercial OfficerAWARD5,682$204.86$1.2M
Mar 4, 2026PREVOZNIK MICHAEL ESVP & General CounselAWARD7,232$204.86$1.5M
Mar 4, 2026KUPPUSAMY KARTHIKSVP, Clinical SolutionsAWARD6,200$204.86$1.3M
Mar 3, 2026PREVOZNIK MICHAEL ESVP & General CounselSELL526$207.73$109.3K
Mar 3, 2026Doherty Catherine T.EVP, Regional BusinessesSELL632$207.73$131.3K
Mar 3, 2026Plewman PatrickSVP for Diagnostic ServicesSELL410$207.73$85.2K
Mar 2, 2026Plewman PatrickSVP for Diagnostic ServicesTAX W/H230$204.86$47.1K
Mar 2, 2026DELANEY MARK ESVP & Chief Commercial OfficerTAX W/H188$204.86$38.5K
Mar 2, 2026Doherty Catherine T.EVP, Regional BusinessesTAX W/H648$204.86$132.7K
Mar 2, 2026Davis J. E.CEO and PresidentTAX W/H2,968$204.86$608.0K
Mar 2, 2026PREVOZNIK MICHAEL ESVP & General CounselTAX W/H288$204.86$59.0K
Mar 2, 2026SAMAD SAMExecutive Vice President & CFOTAX W/H869$204.86$178.0K
Mar 2, 2026KUPPUSAMY KARTHIKSVP, Clinical SolutionsTAX W/H205$204.86$42.0K
Mar 2, 2026Deppe Michael JSVP, Corp. Controller & CAOTAX W/H88$204.86$18.0K
Feb 19, 2026Plewman PatrickSVP for Diagnostic ServicesSELL958$204.83$196.2K
Feb 19, 2026PREVOZNIK MICHAEL ESVP & General CounselSELL1,111$204.83$227.6K
Feb 19, 2026Doherty Catherine T.EVP, Regional BusinessesSELL1,433$204.83$293.5K
Feb 18, 2026Plewman PatrickSVP for Diagnostic ServicesAWARD1,952
Feb 18, 2026Plewman PatrickSVP for Diagnostic ServicesTAX W/H244$210.01$51.2K
Feb 18, 2026Plewman PatrickSVP for Diagnostic ServicesAWARD9,009

No press releases analyzed yet. Press releases are collected from GlobeNewsWire and analyzed by the LLM pipeline.

Current analyst consensus: Hold (54% buy). Based on 24 analysts: 6 strong buy, 7 buy, 11 hold, 0 sell, 0 strong sell.

Analyst Price Targets

$223.44 mean target +10.0% upside Buy (2.11)
$184.00 Low $245.00 High
MetricValue
Current Price$203.06
Target Low$184.00
Target Mean$223.44
Target Median$225.00
Target High$245.00
# Analysts16
RecommendationBuy (2.11)

Earnings Estimates & Revisions

PeriodEPS AvgEPS LowEPS HighEPS Growth30d Rev.Up/DownRev. AvgRev. GrowthAnalysts
Current Q
2026-06-30
$2.82 $2.75 $2.91 7.7% -1.5% 2↑ 10↓ $3.0B 7.7% 14
Next Q
2026-09-30
$2.80 $2.74 $2.92 7.8% +0.2% 4↑ 7↓ $3.0B 6.9% 14
Current FY
2026-12-31
$10.77 $10.55 $11.11 9.3% +1.3% 16↑ 0↓ $11.9B 7.4% 17
Next FY
2027-12-31
$11.67 $11.33 $12.30 8.4% +1.6% 17↑ 0↓ $12.4B 4.4% 17

Current Quarter EPS Revision History

TimepointEPS EstimateChange
Current$2.823
7d ago$2.823-0.000
30d ago$2.866-0.043
60d ago$2.863-0.041
90d ago$2.850-0.027
8 analyst firms have rated this stock: 0 upgrades, 0 downgrades, 0 initiations.

Individual Analyst Actions

DateAnalyst FirmActionPrevious RatingNew Rating
Apr 22, 2026 UBS MAINTAIN Neutral Neutral
Apr 22, 2026 Baird MAINTAIN Neutral Neutral
Apr 22, 2026 Barclays MAINTAIN Overweight Overweight
Apr 22, 2026 Truist Securities MAINTAIN Hold Hold
Apr 8, 2026 Evercore ISI Group MAINTAIN In-Line In-Line
Feb 12, 2026 Mizuho MAINTAIN Outperform Outperform
Feb 11, 2026 Truist Securities MAINTAIN Hold Hold
Feb 11, 2026 UBS MAINTAIN Neutral Neutral
Feb 11, 2026 Evercore ISI Group MAINTAIN In-Line In-Line
Feb 11, 2026 Barclays MAINTAIN Overweight Overweight
Feb 11, 2026 Jefferies MAINTAIN Buy Buy
Feb 10, 2026 Citigroup MAINTAIN Neutral Neutral

Monthly Consensus History

PeriodStrong BuyBuyHoldSellStrong SellBuy %Distribution
Jun 1, 202667110054%
May 1, 202667110054%
Apr 1, 202667110054%
Mar 1, 202667110054%
Feb 1, 202667110054%
Jan 1, 202666120050%
Strong BuyBuyHoldSellStrong Sell

No congressional trading data available for this ticker. Data is sourced from Senate and House financial disclosure filings.

56°
Neutral
Bearish Neutral Bullish
5 mentions 1 bullish 0 bearish 5 time periods

Reddit Sentiment History

DateMentionsSentimentBullishBearishThreads
Jun 2, 2026150° Neutral001
Jun 2, 2026150° Neutral001
May 28, 2026160° Warm101
Mar 16, 2026150° Neutral001
Mar 16, 2026150° Neutral001
May 18, 2026
dark_pool
Dark Pool: DGX — 1.2M shares, 36,146 trades
Week starting 2026-05-18. Total ATS volume: 1,210,273 shares across 36,146 trades.
May 11, 2026
dark_pool
Dark Pool: DGX — 1.1M shares, 38,201 trades
Week starting 2026-05-11. Total ATS volume: 1,057,435 shares across 38,201 trades.
May 8, 2026
short_interest
FTD: DGX — 2,927 shares ($0.6M) failed to deliver
Settlement: 20260508, Price: $190.84, FTD Value: $558,588.68, QUEST DIAGNOSTICS INC.
May 4, 2026
dark_pool
Dark Pool: DGX — 1.0M shares, 39,436 trades
Week starting 2026-05-04. Total ATS volume: 1,046,653 shares across 39,436 trades.
Apr 27, 2026
dark_pool
Dark Pool: DGX — 1.5M shares, 46,440 trades
Week starting 2026-04-27. Total ATS volume: 1,489,012 shares across 46,440 trades.
Apr 22, 2026
short_volume
Short Volume: DGX — 67.1% short (0.4M / 0.6M)
Short: 412,533 | Exempt: 0 | TRF Vol: 614,531 | Short Ratio: 67.1% | Off-exchange volume (dark pool + OTC)
Apr 21, 2026
earnings_calendar
DGX Q1 2026 Earnings Before Market Open — 2026-04-21
Apr 20, 2026
dark_pool
Dark Pool: DGX — 2.9M shares, 64,249 trades
Week starting 2026-04-20. Total ATS volume: 2,906,866 shares across 64,249 trades.
Apr 20, 2026
short_volume
Short Volume: DGX — 68.5% short (0.6M / 0.8M)
Short: 570,352 | Exempt: 0 | TRF Vol: 832,866 | Short Ratio: 68.5% | Off-exchange volume (dark pool + OTC)
Apr 13, 2026
dark_pool
Dark Pool: DGX — 1.3M shares, 42,485 trades
Week starting 2026-04-13. Total ATS volume: 1,270,659 shares across 42,485 trades.
Apr 6, 2026
dark_pool
Dark Pool: DGX — 1.2M shares, 35,214 trades
Week starting 2026-04-06. Total ATS volume: 1,245,502 shares across 35,214 trades.
Mar 30, 2026
dark_pool
Dark Pool: DGX — 0.8M shares, 26,170 trades
Week starting 2026-03-30. Total ATS volume: 815,434 shares across 26,170 trades.
Mar 26, 2026
short_interest
FTD: DGX — 2,598 shares ($0.5M) failed to deliver
Settlement: 20260326, Price: $196.46, FTD Value: $510,403.08, QUEST DIAGNOSTICS INC.
Mar 23, 2026
short_interest
FTD: DGX — 16,937 shares ($3.3M) failed to deliver
Settlement: 20260323, Price: $195.26, FTD Value: $3,307,118.62, QUEST DIAGNOSTICS INC.
Mar 23, 2026
dark_pool
Dark Pool: DGX — 1.1M shares, 34,780 trades
Week starting 2026-03-23. Total ATS volume: 1,145,747 shares across 34,780 trades.