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GROUP ONE TRADING LLC

Position in DMRC — Digimarc Corp

CIK 932540 CHICAGO, IL

Position in DMRC

as of Mar 31, 2026 · filed May 13, 2026
Position Value
$1,271
-$428 QoQ
Shares Held
259
0.0% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
23 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in DMRC Over Time

Shares Held

Position Value (USD)

Position in Software - Application

Technology · as of Mar 31, 2026

GROUP ONE TRADING LLC holds $59,639,662 across 72 Software - Application names. DMRC ranks #66 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in DMRC

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23 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $1,271 259
2025-12-31 $1,699 259
2025-09-30 $15,973 1,635
2025-06-30 $35,653 2,699
2025-03-31 $99,072 7,728
2024-12-31 $182,606 4,876
2024-09-30 $101,391 3,772
2024-06-30 $3,101 100
2023-12-31 $420,111 11,631
2023-09-30 $184,120 5,667
2023-06-30 $28,556 970
2023-03-31 $9,982 508
2022-12-31 $365,547 19,770
2022-09-30 $20,487 1,512
2022-03-31 $18,459 700
2021-12-31 $160,565 4,067
2021-09-30 $53,933 1,566
2021-06-30 $89,043 2,658
2021-03-31 $90,700 3,058
2020-12-31 $32,548 689
2020-09-30 $11,589 519
2020-06-30 $57,532 3,598
2020-03-31 $36,031 2,761