DGXQuest Diagnostics

$231.15+28% 1Y

Who owns DGX

1,084 institutions reported holding DGX for 2026Q2, together 93% of the company, more than the 1,043 a quarter earlier.

1,084

Institutions reporting a position · as of 2026Q2 · up from 1,043 the quarter before

Shares held by institutions
104.3M

Shares held by institutions · 93% of the company · long US equity positions only, as reported on Form 13F

Reported value
$22.1B

Reported value · at Jun 30, 2026 prices, not today's

Top 5 holders
35%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
53
New positions
119
Positions exited
76
Added to
373
Reduced
300
Top 10 holdersof the company
47%
Shares sold shortsettled Sep 15, 2026
3.6M
Short interestof shares outstanding
3.2%
Days to coverat the average daily volume
3.7
Change in the short positionsince the Aug 31, 2026 count
+4.5%
Institutional ownership by quarter, 2013Q2 to 2026Q2
QuarterFilersSharesReported value
2026Q21,084104.3M$22.1B
2026Q11,043102.1M$20.0B
2025Q41,031106.1M$18.4B
2025Q3986104.0M$19.8B
2025Q2970106.5M$19.1B
2025Q1950102.4M$17.3B
2024Q488299.0M$14.9B
2024Q383697.9M$15.1B
2024Q282997.2M$13.3B
2024Q180699.0M$13.2B
2023Q481397.5M$13.4B
2023Q378198.4M$12.0B
2023Q280599.5M$14.0B
2023Q182299.8M$14.1B
2022Q487098.9M$15.5B
2022Q3799102.5M$12.6B
Largest reported holders, 2026Q2
HolderShares% of companyValue
VANGUARD GROUP INC14.6M13%$3.08B
BlackRock Inc.9.3M8.3%$1.97B
STATE STREET CORP5.5M4.9%$1.17B
PRICE T ROWE ASSOCIATES INC /MD/5.4M4.9%$1.15B
Robeco Investment Management, Inc.4.7M4.2%$1.00B
JPMORGAN CHASE & CO3.5M3.1%$749M
GEODE CAPITAL MANAGEMENT LLC3.1M2.8%$663M
MORGAN STANLEY2.5M2.2%$522M
EdgePoint Investment Group Inc.2.2M2.0%$476M
DIMENSIONAL FUND ADVISORS LP2.0M1.8%$421M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 20263.6M3.2%3.7
Aug 31, 20263.4M3.1%3.9
Aug 14, 20263.3M3.0%4.7
Jul 31, 20263.7M3.3%2.7
Jul 15, 20263.5M3.1%4.3
Jun 30, 20263.7M3.3%3.8
Jun 15, 20263.4M3.1%4.3
May 29, 20263.4M3.1%4.2
May 15, 20263.7M3.3%5.0
Apr 30, 20263.4M3.0%2.6
Apr 15, 20263.6M3.2%4.6
Mar 31, 20264.2M3.7%4.5

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

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