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JANE STREET GROUP, LLC

Position in DGX — Quest Diagnostics Inc

CIK 1595888 NEW YORK, NY

Position in DGX

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$1,722,305
+$462,350 QoQ
Shares Held
8,126
+26.4% QoQ
Ownership
0.007%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#408
of 1,095 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in DGX Over Time

Shares Held

Position Value (USD)

Derivatives in DGX

reported options exposure · as of Jun 30, 2026
CallValue
$25,942,680
CallShares
122,400
PutValue
$3,285,225
PutShares
15,500

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 Jun 30, 2026

JANE STREET GROUP, LLC holds $950,850,693 across 33 Diagnostics & Research names. DGX ranks #18 (0.2% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in DGX

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,722,305 8,126
2026-06-30 $3,285,225 15,500
2026-06-30 $25,942,680 122,400
2026-03-31 $1,259,955 6,429
2026-03-31 $11,876,388 60,600
2026-03-31 $2,077,388 10,600
2025-12-31 $14,715,344 84,800
2025-12-31 $4,251,485 24,500
2025-12-31 $50,798,130 292,734
2025-09-30 $13,942,260 73,157
2025-09-30 $1,353,118 7,100
2025-09-30 $16,142,126 84,700
2025-06-30 $1,403,089 7,811
2025-06-30 $6,269,087 34,900
2025-06-30 $13,059,101 72,700
2025-03-31 $7,783,200 46,000
2025-03-31 $14,533,263 85,894
2025-03-31 $17,393,760 102,800
2024-12-31 $558,182 3,700
2024-12-31 $2,847,330 18,874
2024-12-31 $2,443,932 16,200
2024-09-30 $2,763,450 17,800
2024-09-30 $8,498,384 54,740
2024-09-30 $1,102,275 7,100
2024-06-30 $26,110,544 190,755
2024-03-31 $4,080,353 30,654
2023-12-31 $6,950,529 50,410
2023-09-30 $7,021,815 57,622
2023-06-30 $10,533,143 74,937
2023-03-31 $7,414,965 52,410
2022-12-31 $3,752,526 23,987
2022-09-30 $6,860,947 55,921
2022-06-30 $7,311,240 54,980
2022-03-31 $13,686,000 100,000
2022-03-31 $7,442,857 54,383
2022-03-31 $14,370,300 105,000
2021-12-31 $6,747,390 39,000
2021-12-31 $22,214,484 128,400
2021-12-31 $739,790 4,276
2021-09-30 $13,877,105 95,500
2021-09-30 $11,790,016 81,137
2021-09-30 $14,778,027 101,700
2021-06-30 $9,391,776 71,166
2021-06-30 $1,953,156 14,800
2021-06-30 $6,954,819 52,700
2021-03-31 $3,875,097 30,194
2021-03-31 $4,556,070 35,500
2021-03-31 $2,541,132 19,800
2020-12-31 $10,682,756 89,643
2020-12-31 $13,215,953 110,900