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Walleye Trading LLC

Position in PUBM — PubMatic, Inc.

CIK 1388391 NEW YORK, NY

Position in PUBM

as of Mar 31, 2026 · filed May 11, 2026
Position Value
$107,018
-$164,226 QoQ
Shares Held
13,083
-57.2% QoQ
Ownership
0.028%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2021
18 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in PUBM Over Time

Shares Held

Position Value (USD)

Derivatives in PUBM

reported options exposure · as of Mar 31, 2026
CallValue
$4,671,598
CallShares
571,100
PutValue
$1,063,400
PutShares
130,000

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 Software - Application

Technology · as of Mar 31, 2026

Walleye Trading LLC holds $166,977,442 across 45 Software - Application names. PUBM ranks #39 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in PUBM

Export CSV
48 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $4,671,598 571,100
2026-03-31 $107,018 13,083
2026-03-31 $1,063,400 130,000
2025-12-31 $271,244 30,580
2025-12-31 $141,920 16,000
2025-12-31 $56,768 6,400
2025-09-30 $83,628 10,100
2025-09-30 $584,294 70,567
2025-09-30 $41,400 5,000
2025-06-30 $131,864 10,600
2025-06-30 $539,050 43,332
2025-06-30 $65,932 5,300
2024-12-31 $202,722 13,800
2024-12-31 $186,695 12,709
2024-12-31 $674,271 45,900
2024-09-30 $181,414 12,200
2024-09-30 $10,409 700
2024-09-30 $10,944 736
2024-06-30 $339,177 16,700
2024-06-30 $800,214 39,400
2024-03-31 $1,207,348 50,900
2024-03-31 $415,100 17,500
2024-03-31 $1,327,394 55,961
2023-12-31 $269,115 16,500
2023-12-31 $252,805 15,500
2023-12-31 $704,445 43,191
2023-09-30 $63,706 5,265
2023-09-30 $100,430 8,300
2023-09-30 $24,200 2,000
2023-06-30 $162,692 8,900
2023-06-30 $804,320 44,000
2023-03-31 $16,584 1,200
2023-03-31 $152,020 11,000
2022-12-31 $69,174 5,400
2022-12-31 $97,356 7,600
2022-12-31 $1,972 154
2022-09-30 $154,542 9,293
2022-09-30 $242,798 14,600
2022-09-30 $164,637 9,900
2022-06-30 $166,845 10,500
2022-03-31 $2,612 100
2022-03-31 $308,216 11,800
2021-12-31 $70,824 2,080
2021-12-31 $200,895 5,900
2021-12-31 $13,620 400
2021-09-30 $129,115 4,900
2021-09-30 $30,355 1,152
2021-09-30 $308,295 11,700