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Walleye Trading LLC

Position in DGX — Quest Diagnostics Inc

CIK 1388391 NEW YORK, NY

Position in DGX

as of Mar 31, 2026 · filed May 11, 2026
Position Value
$107,593
-$350,699 QoQ
Shares Held
549
-79.2% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in DGX Over Time

Shares Held

Position Value (USD)

Derivatives in DGX

reported options exposure · as of Mar 31, 2026
CallValue
$254,774
CallShares
1,300
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Diagnostics & Research

Healthcare · as of Mar 31, 2026

Walleye Trading LLC holds $9,391,151 across 9 Diagnostics & Research names. DGX ranks #7 (1.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 DGX
Quest Diagnostics Inc
This page
549 $107,593

All Filings in DGX

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $107,593 549
2026-03-31 $254,774 1,300
2025-12-31 $902,356 5,200
2025-12-31 $295,001 1,700
2025-12-31 $458,292 2,641
2025-09-30 $438,334 2,300
2025-09-30 $563,735 2,958
2025-09-30 $800,436 4,200
2025-06-30 $808,335 4,500
2025-06-30 $1,634,633 9,100
2025-03-31 $1,285,920 7,600
2025-03-31 $1,945,800 11,500
2025-03-31 $676,461 3,998
2024-12-31 $11,042,952 73,200
2024-12-31 $2,036,610 13,500
2024-09-30 $419,175 2,700
2024-09-30 $11,659,275 75,100
2024-06-30 $1,286,672 9,400
2024-06-30 $854,952 6,246
2024-06-30 $54,752 400
2024-03-31 $1,610,631 12,100
2024-03-31 $1,424,277 10,700
2024-03-31 $35,540 267
2023-12-31 $272,175 1,974
2023-12-31 $5,280,804 38,300
2023-12-31 $8,176,284 59,300
2023-09-30 $5,917,156 48,557
2023-09-30 $13,173,066 108,100
2023-09-30 $12,186,000 100,000
2023-06-30 $11,792,984 83,900
2023-06-30 $1,250,984 8,900
2023-03-31 $2,433,456 17,200
2023-03-31 $3,013,524 21,300
2023-03-31 $1,868,526 13,207
2022-12-31 $1,378,549 8,812
2022-12-31 $735,268 4,700
2022-12-31 $9,996,516 63,900
2022-09-30 $2,834,139 23,100
2022-09-30 $4,232,805 34,500
2022-06-30 $2,447,230 18,403
2022-06-30 $16,476,222 123,900
2022-06-30 $7,074,536 53,200
2022-03-31 $1,190,134 8,696
2022-03-31 $17,121,186 125,100
2022-03-31 $6,747,198 49,300
2021-12-31 $5,813,136 33,600
2021-12-31 $4,100,337 23,700
2021-12-31 $1,116,433 6,453
2021-09-30 $5,216,629 35,900
2021-09-30 $4,649,920 32,000