CMTL · Comtech Telecommunications Corp /De/ · Holdings

$1.51 +0.05 (+3.42%) At close · Sep 11

Market Cap

$45.24M

29.96M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Use institutional holdings through the 13F API or MCP →

Quarter:

Holders: 77

Total Value: $27,759,398

Total Shares: 13,218,779

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 77 13F filers · Δ vs Mar 31, 2026

Top Holder

12.7%

+1.7 pts

Top 5

44.3%

−0.6 pts

Top 10

65.8%

+1.5 pts

HHI

574

Broadly held+25

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: -7

Institutional value: -46.5%

Shares held: -15.4%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Large MML INVESTORS SERVICES, LLC	+299,383	689,702
Mega JANE STREET GROUP, LLC	+198,907	493,422
Large ACADIAN ASSET MANAGEMENT LLC	+196,527	599,792
Mega VANGUARD CAPITAL MANAGEMENT LLC	+112,576	1,306,904
Large JACOBS LEVY EQUITY MANAGEMENT, INC	+111,116	163,046

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Large ROYCE & ASSOCIATES LP	−1,553,145	162,953
Large MARSHALL WACE, LLP	−313,889	553,248
Mid NEEDHAM INVESTMENT MANAGEMENT LLC	−267,940	906,360
Mega TWO SIGMA INVESTMENTS, LP	−220,032	156,059
Mega CITADEL ADVISORS LLC	−138,343	144,842

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Mid Virtu Financial LLC	56,078	$117,763
Mid ALGERT GLOBAL LLC	41,990	$88,179
Large Penserra Capital Management LLC	29,885	$62,758
Large Quadrature Capital Ltd	25,455	$53,455
Mid IMC-Chicago, LLC	10,907	$22,904

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Small Beartown Capital Management, LLC	251,881	$836,244
Mega GOLDMAN SACHS GROUP INC	128,793	$427,592
Mid Hillsdale Investment Management Inc.	71,200	$236,384
Mid Jump Financial, LLC	55,590	$184,558
Large OMERS ADMINISTRATION Corp	31,800	$105,576

Filter: New 9 Increased 21 Reduced 31 Sold out 16 Unchanged 16

Showing 82 of 82

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

QVT Financial LP

$3,519,665

12.68%

1,676,031

VANGUARD CAPITAL MANAGEMENT LLC

$2,744,498

9.89%

1,306,904

Beacon Pointe Advisors, LLC

$2,616,692

9.43%

1,246,044

NEEDHAM INVESTMENT MANAGEMENT LLC

$1,903,354

6.86%

906,360

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
NEEDHAM EMERGING GROWTH PARTNERS LP	82,025	$172,252	9.0%	Defined
Needham Small Cap Growth Fund	39,185	$82,288	4.3%	Defined
Needham Aggressive Growth Fund	764,625	$1,605,712	84.4%	Defined
Held directly	20,525	$43,102	2.3%	Sole

TCW GROUP INC

$1,526,292

5.50%

726,806

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
TCW ASSET MANAGEMENT CO LLC	726,806	$1,526,292	100.0%	Defined

MML INVESTORS SERVICES, LLC

$1,448,374

5.22%

689,702

ACADIAN ASSET MANAGEMENT LLC

$1,259,563

4.54%

599,792

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Acadian Inc	599,792	$1,259,563	100.0%	Defined

MARSHALL WACE, LLP

$1,161,820

4.19%

553,248

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Marshall Wace North America L.P. joint	553,248	$1,161,820	100.0%	Other

BlackRock, Inc.

$1,062,506

3.83%

505,956

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BlackRock Investment Management, LLC	6,115	$12,841	1.2%	Sole
BlackRock Fund Advisors	90,847	$190,778	18.0%	Sole
BlackRock Institutional Trust Company, N.A.	408,994	$858,887	80.8%	Sole

JANE STREET GROUP, LLC

$1,007,835

3.63%

479,922

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jane Street Capital, LLC	313,137	$657,587	65.2%	Defined
Jane Street Global Trading, LLC	166,785	$350,248	34.8%	Defined

Pacific Ridge Capital Partners, LLC

$966,109

3.48%

460,052

DIMENSIONAL FUND ADVISORS LP

$927,242

3.34%

441,544

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Dimensional Fund Advisors Ltd.	2,200	$4,620	0.5%	Defined
DFA Australia Ltd.	7,200	$15,120	1.6%	Defined
Dimensional Ireland Ltd	23,981	$50,360	5.4%	Defined
Held directly	408,163	$857,142	92.4%	Sole

GEODE CAPITAL MANAGEMENT, LLC

$724,907

2.61%

345,194

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GEODE CAPITAL MANAGEMENT TRUST COMPANY, LLC	67,012	$140,725	19.4%	Defined
Held directly	278,182	$584,182	80.6%	Defined

RENAISSANCE TECHNOLOGIES LLC

$698,250

2.52%

332,500

VANGUARD FIDUCIARY TRUST CO

$389,451

1.40%

185,453

BRIDGEWAY CAPITAL MANAGEMENT, LLC

$359,076

1.29%

170,989

JACOBS LEVY EQUITY MANAGEMENT, INC

$342,396

1.23%

163,046

ROYCE & ASSOCIATES LP

$342,201

1.23%

162,953

TWO SIGMA INVESTMENTS, LP

$327,723

1.18%

156,059

XTX Topco Ltd

$316,327

1.14%

150,632

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
XTX EXECUTION SERVICES LLC joint	150,632	$316,327	100.0%	Defined

Mount Lucas Management LP

$304,500

1.10%

145,000

STATE STREET CORP

$291,347

1.05%

138,737

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
STATE STREET GLOBAL ADVISORS TRUST COMPANY	138,737	$291,347	100.0%	Defined

GLOBEFLEX CAPITAL L P

$268,839

0.97%

128,019

MILLENNIUM MANAGEMENT LLC

$213,578

0.77%

101,704

Graham Capital Management, L.P.

$192,318

0.69%

91,580

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$169,470

0.61%

80,700

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	80,700	$169,470	100.0%	Other

UBS Group AG

$160,310

0.58%

76,339

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS Financial Services Inc	74,856	$157,197	98.1%	Defined
UBS AG	454	$953	0.6%	Defined
UBS Securities LLC	1,029	$2,160	1.3%	Defined

NORTHERN TRUST CORP

$141,411

0.51%

67,339

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
NORTHERN TRUST CO joint	67,339	$141,411	100.0%	Defined

CITADEL ADVISORS LLC

$137,340

0.49%

65,400

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	65,400	$137,340	100.0%	Defined

Squarepoint Ops LLC

$133,662

0.48%

63,649

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Squarepoint Capital LLP	63,649	$133,662	100.0%	Defined

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$125,800

0.45%

59,905

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	59,905	$125,800	100.0%	Other

Integrated Quantitative Investments LLC

$124,975

0.45%

59,512

Virtu Financial LLC

$117,763

0.42%

56,078

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Virtu Americas LLC	56,078	$117,763	100.0%	Defined

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$111,090

0.40%

52,900

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	52,900	$111,090	100.0%	Other

CITADEL ADVISORS LLC

$108,867

0.39%

51,842

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	30,397	$63,833	58.6%	Defined
Held directly	21,445	$45,034	41.4%	Defined

Connor, Clark & Lunn Investment Management Ltd.

$94,025

0.34%

44,774

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Manager 1	44,774	$94,025	100.0%	Sole

ALGERT GLOBAL LLC

$88,179

0.32%

41,990

PRICE T ROWE ASSOCIATES INC /MD/

$87,158

0.31%

41,504

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
T. Rowe Price International Ltd	41,504	$87,158	100.0%	Defined

Schonfeld Strategic Advisors LLC

$86,826

0.31%

41,346

Cetera Investment Advisers

$81,190

0.29%

38,662

LPL Financial LLC

$73,605

0.27%

35,050

MORGAN STANLEY

$70,680

0.25%

33,658

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY & CO INTERNATIONAL PLC	9,678	$20,323	28.8%	Defined
MORGAN STANLEY CAPITAL SERVICES, LLC	7,369	$15,474	21.9%	Defined
MORGAN STANLEY SMITH BARNEY LLC	16,541	$34,736	49.1%	Defined
PARAMETRIC PORTFOLIO ASSOCIATES LLC	70	$147	0.2%	Defined

Engineers Gate Manager LP

$70,423

0.25%

33,535

Invesco Ltd.

$64,671

0.23%

30,796

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Invesco Capital Management LLC	30,796	$64,671	100.0%	Defined

Penserra Capital Management LLC

$62,758

0.23%

29,885

BARCLAYS PLC

$61,118

0.22%

29,104

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BARCLAYS BANK PLC	29,104	$61,118	100.0%	Defined

CITADEL ADVISORS LLC

$57,960

0.21%

27,600

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	27,600	$57,960	100.0%	Defined

OCCUDO QUANTITATIVE STRATEGIES LP

$55,070

0.20%

26,224

BANK OF AMERICA CORP /DE/

$54,631

0.20%

26,015

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
BANK OF AMERICA NA	26,015	$54,631	100.0%	Defined

Quadrature Capital Ltd

$53,455

0.19%

25,455

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Quadrature US Inc.	25,455	$53,455	100.0%	Other

SIMPLEX TRADING, LLC

$50,794

0.18%

24,188

STIFEL FINANCIAL CORP

$47,384

0.17%

22,564

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
STIFEL NICOLAUS & CO INC \MO\	22,564	$47,384	100.0%	Defined

HSBC HOLDINGS PLC

$40,595

0.15%

19,331

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
HSBC BANK PLC	19,331	$40,595	100.0%	Defined

ADAGE CAPITAL PARTNERS GP, L.L.C.

$38,847

0.14%

18,499

Point72 Asset Management, L.P.

$38,495

0.14%

18,331

OSAIC HOLDINGS, INC.

$35,122

0.13%

16,725

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
OSAIC WEALTH, INC.	16,725	$35,122	100.0%	Defined

Cresset Asset Management, LLC

$31,500

0.11%

15,000

JANE STREET GROUP, LLC

$28,350

0.10%

13,500

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jane Street Capital, LLC	13,500	$28,350	100.0%	Defined

FRANKLIN RESOURCES INC

$24,910

0.09%

11,862

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
FRANKLIN ADVISERS INC	11,862	$24,910	100.0%	Defined

IMC-Chicago, LLC

$22,904

0.08%

10,907

Vanguard Global Advisers, LLC

$22,524

0.08%

10,726

Legato Capital Management LLC

$21,722

0.08%

10,344

JPMORGAN CHASE & CO

$13,103

0.05%

6,240

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
JPMorgan Chase Bank, N.A.	3,304	$6,938	52.9%	Defined
J.P. Morgan Securities LLC	2,780	$5,838	44.6%	Defined
J.P. Morgan Securities plc	156	$327	2.5%	Defined

US BANCORP \DE\

$12,600

0.05%

6,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
US BANK NATIONAL ASSOCIATION	6,000	$12,600	100.0%	Defined

NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO

$8,950

0.03%

4,262

ROYAL BANK OF CANADA

$3,238

0.01%

1,542

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
RBC Rochdale, LLC	1,500	$3,150	97.3%	Defined
Held directly	42	$88	2.7%	Sole

FEDERATED HERMES, INC.

$3,152

0.01%

1,501

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
FEDERATED MDTA LLC	1,501	$3,152	100.0%	Defined

NATIONAL BANK OF CANADA /FI/

$1,908

0.01%

909

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
National Bank Financial Inc.	909	$1,908	100.0%	Defined

BNP PARIBAS ARBITRAGE, SA

$1,428

0.01%

680

Crewe Advisors LLC

$1,050

0.00%

500

Torren Management, LLC

$735

0.00%

350

SBI Securities Co., Ltd.

$634

0.00%

302

Rialto Wealth Management, LLC

$514

0.00%

245

Farther Finance Advisors, LLC

$451

0.00%

215

Investors Research Corp

$420

0.00%

200

Elequin Capital, LP

$270

0.00%

129

FMR LLC

$210

0.00%

100

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Fidelity Management & Research Co LLC	50	$105	50.0%	Defined
STRATEGIC ADVISERS LLC	50	$105	50.0%	Defined

WELLS FARGO & COMPANY/MN

$184

0.00%

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
WELLS FARGO BANK N A	87	$182	98.9%	Defined
WELLS FARGO CLEARING SERVICES, LLC	1	$2	1.1%	Defined

Physician Wealth Advisors, Inc.

$65

0.00%

NewEdge Advisors, LLC

$31

0.00%

Atlantic Union Bankshares Corp

0.00%

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SSB Wealth Management, Inc.	3	$6	100.0%	Sole

HUNTINGTON NATIONAL BANK

0.00%

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
GOLDMAN SACHS & CO. LLC	128,793	$427,592	100.0%	Defined

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Jump Trading Holdings, LLC joint	790	$2,622	1.4%	Defined
Leap GP LLC joint	54,800	$181,936	98.6%	Defined

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Brevan Howard US Investment Management, LP	15,655	$51,974	100.0%	Defined

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citigroup Financial Products Inc. joint	672	$2,231	100.0%	Defined

Key facts CIK 23197 CUSIP 205826209 13F (30d) 28 filings 28 filers Visit website Investor relations