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  • CMTL Comtech Telecommunications Corp /De/

CMTL

Comtech Telecommunications Corp /De/

Company with tickers: CMTL

CIK
23197
CUSIP
205826209
Shares Outstanding
29,734,119
13F Activity (30d)
79 filings 79 filers
Holders: 83
Total Value: $51,870,035
Total Shares: 15,623,518

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 83 13F filers · Δ vs Dec 31, 2025
Top Holder
11.0%
Jun 2023 → Mar 2026 · range 8.7% – 14.3%
−0.8 pts
Top 5
45.0%
Jun 2023 → Mar 2026 · range 36.1% – 54.6%
−4.8 pts
Top 10
64.4%
Jun 2023 → Mar 2026 · range 52.8% – 77.8%
−6.5 pts
HHI
549
Jun 2023 → Mar 2026 · range 376 – 775
Broadly held −91

Quarterly Activity

vs Dec 31, 2025
New
22
Increased
29
Decreased
16
Sold Out
9
Unchanged
16
Holder count: +13
Institutional value: -29.0%
Shares held: +13.1%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Mid QVT Financial LP +302,115 1,694,467
Mega MILLENNIUM MANAGEMENT LLC +194,061 208,842
Large RENAISSANCE TECHNOLOGIES LLC +142,849 235,649
Mega CITADEL ADVISORS LLC +134,301 283,185
Large MARSHALL WACE, LLP +131,362 867,137

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Large Squarepoint Ops LLC −101,295 39,354
Mid Beacon Pointe Advisors, LLC −71,486 1,246,044
Mega BANK OF AMERICA CORP /DE/ −61,542 36,057
Mega DIMENSIONAL FUND ADVISORS LP −44,512 493,103
Mega JANE STREET GROUP, LLC −32,078 294,515

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mega VANGUARD CAPITAL MANAGEMENT LLC 1,194,328 $3,965,168
Large ACADIAN ASSET MANAGEMENT LLC 403,265 $1,338,839
Small GLOBEFLEX CAPITAL L P 197,120 $654,438
Mega VANGUARD FIDUCIARY TRUST CO 173,902 $577,354
Mid Engineers Gate Manager LP 97,053 $322,215

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mega VANGUARD GROUP INC 1,361,350 $7,201,540
Large TWO SIGMA ADVISERS, LP 168,693 $892,385
Small Potomac Capital Management, Inc. 160,912 $851,224
Large Walleye Capital LLC 98,380 $520,430
Mid NewEdge Advisors, LLC 26,396 $139,634
Filter: New 22 Increased 29 Reduced 16 Sold out 9 Unchanged 16
86 of 86 shown
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Mid ROYCE & ASSOCIATES LP $5,697,445 10.98% 1,716,098
Mid QVT Financial LP $5,625,630 10.85% 1,694,467
Mid Beacon Pointe Advisors, LLC $4,136,866 7.98% 1,246,044
Mega VANGUARD CAPITAL MANAGEMENT LLC $3,965,168 7.64% 1,194,328
Mid NEEDHAM INVESTMENT MANAGEMENT LLC $3,898,676 7.52% 1,174,300
Large MARSHALL WACE, LLP $2,878,894 5.55% 867,137
Large TCW GROUP INC $2,412,995 4.65% 726,806
Mega DIMENSIONAL FUND ADVISORS LP $1,637,101 3.16% 493,103
Mega BlackRock, Inc. $1,606,497 3.10% 483,885
Small Pacific Ridge Capital Partners, LLC $1,539,762 2.97% 463,784
Large ACADIAN ASSET MANAGEMENT LLC $1,338,839 2.58% 403,265
Large MML INVESTORS SERVICES, LLC $1,295,859 2.50% 390,319
Mega TWO SIGMA INVESTMENTS, LP $1,248,622 2.41% 376,091
Mega GEODE CAPITAL MANAGEMENT, LLC $1,167,862 2.25% 351,766
Mega JANE STREET GROUP, LLC $977,788 1.89% 294,515
Mega CITADEL ADVISORS LLC $906,642 1.75% 273,085
Small Beartown Capital Management, LLC $836,244 1.61% 251,881
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $835,730 1.61% 251,726
Large RENAISSANCE TECHNOLOGIES LLC $782,354 1.51% 235,649
Mega MILLENNIUM MANAGEMENT LLC $693,355 1.34% 208,842
Small GLOBEFLEX CAPITAL L P $654,438 1.26% 197,120
Mega UBS Group AG $578,463 1.12% 174,236
Mega VANGUARD FIDUCIARY TRUST CO Bank $577,354 1.11% 173,902
Mid BRIDGEWAY CAPITAL MANAGEMENT, LLC $547,763 1.06% 164,989
Small Mount Lucas Management LP $531,200 1.02% 160,000
Mega STATE STREET CORP $462,266 0.89% 139,237
Mega GOLDMAN SACHS GROUP INC $427,592 0.82% 128,793
Mid Engineers Gate Manager LP $322,215 0.62% 97,053
Mega NORTHERN TRUST CORP Bank $272,122 0.52% 81,965
Mid Hillsdale Investment Management Inc. $236,384 0.46% 71,200
Mid XTX Topco Ltd $236,317 0.46% 71,180
Mega MORGAN STANLEY $231,907 0.45% 69,852
Large Connor, Clark & Lunn Investment Management Ltd. $190,070 0.37% 57,250
Mid Jump Financial, LLC $184,558 0.36% 55,590
Small Integrated Quantitative Investments LLC $178,051 0.34% 53,630
Large JACOBS LEVY EQUITY MANAGEMENT, INC $172,407 0.33% 51,930
Large Cetera Investment Advisers $135,993 0.26% 40,962
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $132,468 0.26% 39,900
Large Squarepoint Ops LLC $130,655 0.25% 39,354
Mega BANK OF AMERICA CORP /DE/ Bank $119,709 0.23% 36,057
Mid Graham Capital Management, L.P. $114,065 0.22% 34,357
Large Point72 Asset Management, L.P. $111,917 0.22% 33,710
Mega LPL Financial LLC $109,467 0.21% 32,972
Mega FRANKLIN RESOURCES INC $108,358 0.21% 32,638
Mega PRICE T ROWE ASSOCIATES INC /MD/ $105,788 0.20% 31,864
Large OMERS ADMINISTRATION Corp $105,576 0.20% 31,800
Mega BARCLAYS PLC $98,238 0.19% 29,590
Large Schonfeld Strategic Advisors LLC $95,934 0.18% 28,896
Mid OCCUDO QUANTITATIVE STRATEGIES LP $92,452 0.18% 27,847
Small Dynamic Technology Lab Private Ltd $92,030 0.18% 27,720
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $77,356 0.15% 23,300
Mega HSBC HOLDINGS PLC $75,061 0.14% 22,609
Large STIFEL FINANCIAL CORP $74,912 0.14% 22,564
Large OSAIC HOLDINGS, INC. $69,487 0.13% 20,930
Small Covestor Ltd $68,770 0.13% 20,714
Micro Verdad Advisers, LP $63,408 0.12% 19,099
Large ADAGE CAPITAL PARTNERS GP, L.L.C. $61,416 0.12% 18,499
Mid Brevan Howard Capital Management LP $51,974 0.10% 15,655
Large Cresset Asset Management, LLC $49,800 0.10% 15,000
Mid GROUP ONE TRADING LLC $48,226 0.09% 14,526
Large Qube Research & Technologies Ltd $47,207 0.09% 14,219
Large Centiva Capital, LP $47,024 0.09% 14,164
Mega Invesco Ltd. $43,661 0.08% 13,151
Small AXQ CAPITAL, LP $39,006 0.08% 11,749
Small Catalyst Funds Management Pty Ltd $36,699 0.07% 11,054
Mega Vanguard Global Advisers, LLC $35,610 0.07% 10,726
Mega CITADEL ADVISORS LLC $33,532 0.06% 10,100
Mega BNP PARIBAS ARBITRAGE, SA $31,251 0.06% 9,413
Mid SIMPLEX TRADING, LLC $22,874 0.04% 6,890
Large US BANCORP \DE\ Bank $19,920 0.04% 6,000
Large NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO $14,149 0.03% 4,262
Mega ROYAL BANK OF CANADA Bank $7,393 0.01% 2,227
Large NATIONAL BANK OF CANADA /FI/ Bank $3,017 0.01% 909
Large FEDERATED HERMES, INC. $2,586 0.00% 779
Mega CITIGROUP INC $2,231 0.00% 672
Micro Torren Management, LLC $1,162 0.00% 350
Mid SBI Securities Co., Ltd. Broker-Dealer $926 0.00% 279
Mid Farther Finance Advisors, LLC $713 0.00% 215
Small Investors Research Corp $664 0.00% 200
Mega WELLS FARGO & COMPANY/MN $577 0.00% 174
Mega JPMORGAN CHASE & CO $517 0.00% 156
Micro Scarborough Advisors, LLC $358 0.00% 108
Mega FMR LLC $348 0.00% 105
Small Physician Wealth Advisors, Inc. $102 0.00% 31
Mid Atlantic Union Bankshares Corp $9 0.00% 3
Large HUNTINGTON NATIONAL BANK Bank $3 0.00% 1

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