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GROUP ONE TRADING LLC

Position in CDNA — CareDx, Inc.

CIK 932540 CHICAGO, IL

Position in CDNA

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$2,850
+$1,375 QoQ
Shares Held
100
+17.6% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#207
of 225 holders
Holding Since
Mar 2020
11 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CDNA Over Time

Shares Held

Position Value (USD)

Position in Diagnostics & Research

Healthcare · as of Jun 30, 2026

GROUP ONE TRADING LLC holds $17,681,744 across 13 Diagnostics & Research names. CDNA ranks #13 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in CDNA

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11 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $2,850 100
2026-03-31 $1,475 85
2025-09-30 $159,372 10,961
2025-03-31 $38,588 2,174
2023-03-31 $39,667 4,340
2022-09-30 $20,730 1,218
2022-06-30 $13,274 618
2022-03-31 $94,213 2,547
2021-12-31 $286,387 6,297
2020-12-31 $3,347,045 46,198
2020-03-31 $41,498 1,901