CMTL

Comtech Telecommunications$1.66 5.14%
Communication ServicesUSCUSIP 205826209· EOD Jul 16, 2026◍ Confluence graph
Tracked 13F Holders
68
+8 QoQ
13F Value (tracked)
$40.1M
Insider Net · 180d
-$520
0↑ 1↓
Recent Filings
15
Smart-money sentimentMixed
BearishBullish
13F funds (latest Q)18 adding · 5 trimming
Insider net (180d)-$520

Price & smart-money activity

$1.66 5.14%5Y -92.9%
$1.20$8.21$15.23$22.25$29.272021202220232024202520261323151416152116726171130162014839131928252620291725721911513681071212189
Hover for who · click for detailEnd-of-day closing prices52w $1.66 – $5.98

Top institutional holders

68 tracked 13F filers
All quarters use one ordinary-share-equivalent series. Historical ADS are converted at 2 ADS = 1 ordinary share. Expand a row for the exact calculation; the residual is not classified as a trade.
#FundPosition valueSharesLast moveAs ofHistory
1QVT Financial LP
$5.3M
1.7M
+22%
Added · +302K sh
Q1 2026
2Beacon Pointe Advisors, LLC
$4.1M
1.2M
−5.4%
Reduced · −71K sh
Q1 2026
3VANGUARD CAPITAL MANAGEMENT LLC
$4.0M
1.2M
First observed position
No prior filed position
Q1 2026
4NEEDHAM INVESTMENT MANAGEMENT LLC
$3.9M
1.2M
Held
Q1 2026
5MARSHALL WACE, LLP
$2.9M
867K
+18%
Added · +131K sh
Q1 2026
6TCW GROUP INC
$2.4M
727K
Held
Q1 2026
7DIMENSIONAL FUND ADVISORS LP
$1.6M
493K
−8.3%
Reduced · −45K sh
Q1 2026
8BlackRock, Inc.
$1.6M
484K
+8.6%
Added · +38K sh
Q1 2026
9MML INVESTORS SERVICES, LLC
$1.3M
390K
−4.9%
Reduced · −20K sh
Q1 2026
10TWO SIGMA INVESTMENTS, LP
$1.2M
376K
−1.5%
Reduced · −6K sh
Q1 2026
11GEODE CAPITAL MANAGEMENT, LLC
$1.2M
352K
+3.9%
Added · +13K sh
Q1 2026
12JANE STREET GROUP, LLC
$978K
295K
+3.8%
Added · +11K sh
Q1 2026
13CITADEL ADVISORS LLC
$907K
273K
+183%
Added · +177K sh
Q1 2026
14SUSQUEHANNA INTERNATIONAL GROUP, LLP
$836K
252K
+92%
Added · +120K sh
Q1 2026
15RENAISSANCE TECHNOLOGIES LLC
$782K
236K
+154%
Added · +143K sh
Q1 2026
16MILLENNIUM MANAGEMENT LLC
$693K
209K
14×
Added · +194K sh
Q1 2026
17UBS Group AG
$578K
174K
−13%
Reduced · −25K sh
Q1 2026
18VANGUARD FIDUCIARY TRUST CO
$577K
174K
First observed position
No prior filed position
Q1 2026
19BRIDGEWAY CAPITAL MANAGEMENT, LLC
$548K
165K
+371%
Added · +130K sh
Q1 2026
20STATE STREET CORP
$462K
139K
+8.0%
Added · +10K sh
Q1 2026
21GOLDMAN SACHS GROUP INC
$428K
129K
+67%
Added · +52K sh
Q1 2026
22Engineers Gate Manager LP
$322K
97K
New
+97K sh
Q1 2026
23NORTHERN TRUST CORP
$272K
82K
−0.6%
Reduced · −519 sh
Q1 2026
24Hillsdale Investment Management Inc.
$236K
71K
New
+71K sh
Q1 2026
25XTX Topco Ltd
$236K
71K
+255%
Added · +51K sh
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Fund activity: latest quarter

Opened (NEW)
6
funds
Added
12
funds
Reduced
5
funds
Exited
0
funds

Funds that own CMTL also own

CompanyCo-held byCombined value
LAM RESEARCH CORPLRCX19 funds$823.2M
AMAZON.COM INCAMZN18 funds$5.7B
MICROSOFT CORPMSFT18 funds$5.1B
ALPHABET INC-CL AGOOGL18 funds$3.7B
META PLATFORMS INC-CLASS AMETA18 funds$3.6B
COSTCO WHOLESALE CORPCOST18 funds$1.8B
CHEVRON CORPCVX18 funds$1.7B
ELI LILLY & COLLY18 funds$1.5B
APPLIED MATERIALS INCAMAT18 funds$1.4B
LOCKHEED MARTIN CORPLMT18 funds$1.3B
RTX CORPRTX18 funds$1.3B
PALANTIR TECHNOLOGIES INC-APLTR18 funds$1.0B

Ranked by how many of CMTL's institutional holders also hold each name, a cross-fund conviction signal.

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$520
1 insiders
Net
-$520
1 P/S txns
Signal
Net Selling
open-market
DateInsiderRoleActionSharesValue
Jun 18, 2026Gizinski DanielPresident, S&S Comm. SegmentSell (S)200$520
Jun 26, 2023Carpenter Wendi B.DirectorBuy (P)1K$10K
Jun 21, 2023Quinlan Mark R.DirectorBuy (P)100K$889K
Jun 15, 2023Carpenter Wendi B.DirectorBuy (P)1K$9K
Jun 14, 2023Walther Donald E.Chief Legal OfficerBuy (P)500$4K
Jun 14, 2023HEDDEN MARIAChief Operating OfficerBuy (P)2K$20K
Jun 13, 2023Walther Donald E.Chief Legal OfficerBuy (P)500$5K
Jun 13, 2023Peterman Ken AllenChairman, President and CEO, DirectorBuy (P)5K$50K
Jun 13, 2023BONDI MICHAELChief Financial OfficerBuy (P)5K$46K
Apr 19, 2023Carpenter Wendi B.DirectorBuy (P)500$5K
Mar 14, 2023Carpenter Wendi B.DirectorBuy (P)1K$13K
Jan 11, 2023Peterman Ken AllenChairman, President and CEO, DirectorBuy (P)909$12K

Institutional ownership over time

68 funds+18 since Q3 2024
03468Q3 2024Q1 2025Q3 2025Q1 2026
funds holding aggregate valuelatest $40.1M

Recent filings

15 shown

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Ask your agent what changed in CMTL

This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/CMTL/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for CMTL.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for CMTL. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.