DGX

QUEST DIAGNOSTICS INC

DGX·74834L100·US·Common Stock·Healthcare - Diagnostics & Research-13D/G

DGX (QUEST DIAGNOSTICS INC) is held by 284 institutional investors as of Q2 2026. Largest holders: BlackRock, Inc. ($2B), VANGUARD CAPITAL MANAGEMENT LLC ($1.5B), VANGUARD PORTFOLIO MANAGEMENT LLC ($1.3B). Net institutional sentiment: Mixed. In Q2 2026, 3 members of Congress and 168 funds bought DGX.

284
Holders
(22 Elite)
$18.7B
Total Value
58% (290)
Consensus
168 buying - 122 selling
13F: Insider & Congress: Updated regularly
DGX

Smart Money Verdict

View all
Loading verdict
Held by 284 funds
22 elite

Who's Trading

Source dates: Price Aug 31, 2026 · Insiders Aug 31, 2026 · Activists Aug 14, 2026 · Congress Aug 13, 2026

InsiderPEPREVOZNIK MICHAEL ESell $3.9MAug 28, 2026
InsiderPEPREVOZNIK MICHAEL ESell $105KAug 28, 2026
InsiderPEPREVOZNIK MICHAEL ESell $1.5MAug 28, 2026
Checking access…

Top Holders

Checking access…
Fund
Action
Shares
Value
Weight
Est. P&L
Conviction
Increased
9.3M(+1.1%)$2B0.0%+63.16%
32
Increased
7.2M(+1.2%)$1.5B0.0%+16.49%
32
Increased
6.1M(+0.8%)$1.3B0.1%+16.50%
32
Increased
5.5M(+2.5%)$1.2B0.0%+78.84%
33
Increased
4.7M(+18.3%)$1B0.9%+35.79%
53
Decreased
3.5M(-8.5%)$748.6M0.0%+41.41%
0
Increased
3.1M(+1.7%)$662.6M0.0%+122.51%
32
Decreased
2.5M(-0.8%)$521.5M0.0%+62.82%
0
Increased
2.2M(+0.2%)$476.4M3.6%+29.00%
58
Increased
2M(+2.0%)$421.4M0.1%+80.99%
32
Increased
1.9M(+10.4%)$410.2M0.0%+44.21%
34
Increased
1.9M(+0.3%)$400.2M0.9%+124.70%
44
Decreased
1.8M(-0.7%)$371.2M0.1%+90.46%
0
Decreased
1.6M(-3.8%)$329.8M1.4%+112.68%
0
Decreased
1.6M(-16.0%)$328.6M0.2%+142.35%
0
Increased
1.4M(+48.5%)$296.5M0.0%+41.04%
42
Decreased
1.4M(-15.8%)$292.3M0.0%+77.11%
0
Increased
1.1M(+1.2%)$239M0.0%+140.97%
31
Decreased
982,694(-27.1%)$208.3M0.0%+44.96%
0
Increased
942,407(+11.3%)$199.7M0.0%+84.03%
34

Showing 1-20 of 306

1 / 16
DGXDGXQUEST DIAGNOSTICS INC

Other Healthcare stocks held by institutions

Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer

Analytics tracking helps us improve the product. Essential functions stay on either way. How analytics data is used