Jane Street’s Marchex MCHX Stock Holding History

Jane Street’s Portfolio MCHX Stock Details MCHX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q3	$77.5K	Buy	+60,072	New	+$100K	﹤0.01%	10752
2025 Q2	–	Sell	-18,657	Closed	-$30.4K	–	10386
2025 Q1	$30.4K	Buy	+18,657	New	+$36.2K	﹤0.01%	9088
2021 Q3	–	Sell	-18,220	Closed	-$56K	–	10401
2021 Q2	$56K	Buy	+18,220	New	+$50.8K	﹤0.01%	9479
2020 Q4	–	Sell	-27,471	Closed	-$58K	–	7848
2020 Q3	$58K	Sell	27,471 -160,584	-85%	-$283K	﹤0.01%	6887
2020 Q2	$297K	Buy	+188,055	New	+$285K	﹤0.01%	5847
2019 Q3	–	Sell	-57,701	Closed	-$271K	–	5495
2019 Q2	$271K	Buy	+57,701	New	+$276K	﹤0.01%	4334
2014 Q3	–	Sell	-24,342	Closed	-$293K	–	2860
2014 Q2	$293K	Buy	+24,342	New	+$256K	﹤0.01%	1853

Other funds holding MCHX

Renaissance Technologies New York $73.4B AUM 32.8% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $85.7B AUM 51.02% 1-Year Est. Return

Arax Advisory Partners Denver, Colorado $17.7B AUM 20.22% 1-Year Est. Return

State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return

Acuitas Investments Seattle, Washington $2.55M AUM 13.42% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return

Marathon Capital Management Hunt Valley, Maryland $488M AUM 28.5% 1-Year Est. Return

LPL Financial San Diego, California $468B AUM 17.69% 1-Year Est. Return

Independent Advisor Alliance Charlotte, North Carolina $4.22B AUM 35.98% 1-Year Est. Return

Jane Street's MCHX Position: Q3 2026 in Review

Jane Street opened a new position in Marchex (MCHX) in Q3 2026: 60,072 shares worth $77.5K. The stake represents ﹤0.01% of the portfolio and ranks #10752 among its holdings. This is a return to the name: Jane Street previously reported a position in MCHX as recently as Q1 2025.

Jane Street first reported a position in MCHX in Q2 2014 and has held it in 7 quarters since. The position peaked at $297K in Q2 2020. 17 funds tracked by Wall St. Rank hold MCHX as of Q3 2026.

Jane Street held 60,072 shares of Marchex worth $77.5K as of Q3 2026.
Marchex was a new Jane Street position in Q3 2026.
Marchex made up ﹤0.01% of Jane Street's portfolio in Q3 2026, its #10752 holding.
Jane Street first reported a position in Marchex in Q2 2014 and has held it in 7 quarters since.
Jane Street's Marchex position peaked at $297K in Q2 2020.
17 funds tracked by Wall St. Rank held Marchex as of Q3 2026.

Based on Jane Street's 13F filing for Q3 2026, filed 12 Nov 2026.