Jane Street’s Comtech Telecommunications CMTL Stock Holding History

Jane Street’s Portfolio CMTL Stock Details CMTL Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$28.4K	Buy	+13,500	New	+$51.9K	﹤0.01%	11117
2021 Q4	–	Sell	-11,100	Closed	-$284K	–	10133
2021 Q3	$284K	Buy	+11,100	New	+$279K	﹤0.01%	8296
2021 Q2	–	Sell	-11,900	Closed	-$296K	–	9829
2021 Q1	$296K	Sell	11,900 -19,700	-62%	-$501K	﹤0.01%	7726
2020 Q4	$654K	Buy	+31,600	New	+$553K	﹤0.01%	5328

Other funds holding CMTL

QVT Financial New York $1.7B AUM 173.77% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

BPA

Beacon Pointe Advisors Newport Beach, California $21.5B AUM 23.65% 1-Year Est. Return

TCW Group Los Angeles, California $14.9B AUM 46.29% 1-Year Est. Return

NIM

Needham Investment Management New York $3.33B AUM 163.16% 1-Year Est. Return

MML Investors Services Springfield, Massachusetts $49B AUM 25.55% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

PRCP

Pacific Ridge Capital Partners Lake Oswego, Oregon $551M AUM 49.99% 1-Year Est. Return

Jane Street's CMTL Position: Q2 2026 in Review

Jane Street increased its Comtech Telecommunications (CMTL) stake by 63% in Q2 2026, buying an estimated $713K and bringing the position to 479,922 shares worth $1.01M. The position accounts for ﹤0.01% of the portfolio, ranked #6532.

Jane Street first reported a position in CMTL in Q2 2017 and has held it in 18 quarters since. The position peaked at $1.96M in Q2 2023. 77 funds tracked by Wall St. Rank hold CMTL as of Q2 2026.

Jane Street held 479,922 shares of Comtech Telecommunications worth $1.01M as of Q2 2026.
Jane Street bought 185,407 Comtech Telecommunications shares in Q2 2026, an estimated $713K.
Comtech Telecommunications made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #6532 holding.
Jane Street first reported a position in Comtech Telecommunications in Q2 2017 and has held it in 18 quarters since.
Jane Street's Comtech Telecommunications position peaked at $1.96M in Q2 2023.
77 funds tracked by Wall St. Rank held Comtech Telecommunications as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.