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GROUP ONE TRADING LLC

Position in LENZ — LENZ Therapeutics, Inc.

CIK 932540 CHICAGO, IL

Position in LENZ

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$24,378
-$16,934 QoQ
Shares Held
4,292
-4.9% QoQ
Ownership
0.014%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#104
of 143 holders
Holding Since
Dec 2023
5 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in LENZ Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

GROUP ONE TRADING LLC holds $113,693,049 across 200 Biotechnology names. LENZ ranks #105 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in LENZ

Export CSV
5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $24,378 4,292
2026-03-31 $41,312 4,515
2025-09-30 $4,704 101
2024-03-31 $12,750 571
2023-12-31 GRPH 4,000