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CITADEL ADVISORS LLC

Position in MCHX — Marchex Inc

CIK 1423053 MIAMI, FL

Position in MCHX

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$25,774
+$25,774 QoQ
Shares Held
16,629
Ownership
0.038%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#21
of 28 holders
Holding Since
Mar 2020
14 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in MCHX Over Time

Shares Held

Position Value (USD)

Derivatives in MCHX

reported options exposure · as of Dec 31, 2025
CallValue
$16,932
CallShares
10,200
PutValue
$0
PutShares
0

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 Advertising Agencies

Communication Services · as of Mar 31, 2026

CITADEL ADVISORS LLC holds $267,743,915 across 22 Advertising Agencies names. MCHX ranks #20 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in MCHX

Export CSV
26 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $25,774 16,629
2025-12-31 $16,932 10,200
2025-03-31 $11,084 6,800
2025-03-31 $38,780 23,792
2024-12-31 $43,977 25,130
2024-12-31 $350 200
2024-09-30 $15,908 8,507
2024-09-30 $3,740 2,000
2024-06-30 $72,892 47,333
2024-06-30 $154 100
2024-03-31 $21,920 16,000
2024-03-31 $40,662 29,681
2024-03-31 $822 600
2023-12-31 $39,321 28,913
2023-12-31 $8,296 6,100
2023-09-30 $24,795 17,100
2023-09-30 $32,217 22,219
2023-06-30 $52,115 24,583
2023-06-30 $5,300 2,500
2023-03-31 $45,318 24,900
2023-03-31 $182 100
2023-03-31 $9,456 5,196
2022-12-31 $30,880 19,300
2022-12-31 $10,529 6,581
2020-09-30 $47,237 22,282
2020-03-31 $37,708 26,006