Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in CMTL held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | ROYCE & ASSOCIATES LP | 1.7M | $5.7M | +5.2% | 5.772% | 0.06% |
| 2 | QVT Financial LP | 1.7M | $5.3M | +21.7% | 5.699% | 0.40% |
| 3 | Beacon Pointe Advisors, LLC | 1.2M | $4.1M | -5.4% | 4.191% | 0.02% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 1.2M | $4.0M | — | 4.017% | 0.00% |
| 5 | NEEDHAM INVESTMENT MANAGEMENT LLC | 1.2M | $3.9M | 0.0% | 3.949% | 0.20% |
| 6 | MARSHALL WACE, LLP | 867K | $2.9M | +17.8% | 2.916% | 0.00% |
| 7 | TCW GROUP INC | 727K | $2.4M | 0.0% | 2.444% | 0.02% |
| 8 | DIMENSIONAL FUND ADVISORS LP | 493K | $1.6M | -8.3% | 1.658% | 0.00% |
| 9 | BlackRock, Inc. | 484K | $1.6M | +8.6% | 1.627% | 0.00% |
| 10 | Pacific Ridge Capital Partners, LLC | 464K | $1.5M | +1.0% | 1.560% | 0.33% |
| 11 | MML INVESTORS SERVICES, LLC | 390K | $1.3M | -4.9% | 1.313% | 0.00% |
| 12 | TWO SIGMA INVESTMENTS, LP | 376K | $1.2M | -1.5% | 1.265% | 0.00% |
| 13 | GEODE CAPITAL MANAGEMENT, LLC | 352K | $1.2M | +3.9% | 1.183% | 0.00% |
| 14 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 315K | $1.0M | +66.6% | 1.059% | 0.00% |
| 15 | JANE STREET GROUP, LLC | 295K | $978K | -9.8% | 0.991% | 0.01% |
| 16 | CITADEL ADVISORS LLC | 283K | $940K | +90.2% | 0.952% | 0.00% |
| 17 | Beartown Capital Management, LLC | 252K | $836K | 0.0% | 0.847% | 0.61% |
| 18 | RENAISSANCE TECHNOLOGIES LLC | 236K | $782K | +153.9% | 0.792% | 0.00% |
| 19 | MILLENNIUM MANAGEMENT LLC | 209K | $693K | +1312.9% | 0.702% | 0.00% |
| 20 | GLOBEFLEX CAPITAL L P | 197K | $654K | — | 0.663% | 0.10% |
| 21 | UBS Group AG | 174K | $578K | -12.6% | 0.586% | 0.00% |
| 22 | VANGUARD FIDUCIARY TRUST CO | 174K | $577K | — | 0.585% | 0.00% |
| 23 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 165K | $548K | +371.4% | 0.555% | 0.01% |
| 24 | Mount Lucas Management LP | 160K | $531K | +49.0% | 0.538% | 0.20% |
| 25 | STATE STREET CORP | 139K | $462K | +8.0% | 0.468% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in CMTL — a direct measure of their conviction.
Filings activity in CMTL during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 82 | +19% | 34.86% | 15.45 pp | $50M | 31% |
| Q4 2025 | 69 | +7.8% | 50.31% | +26.98 pp | $72M | +116% |
| Q3 2025 | 64 | +1.6% | 23.33% | +4.16 pp | $34M | +22% |
| Q2 2025 | 63 | 1.6% | 19.17% | +5.65 pp | $28M | +42% |
| Q1 2025 | 64 | 11% | 13.52% | 23.30 pp | $19M | 63% |
| Q4 2024 | 72 | +4.3% | 36.82% | 10.26 pp | $53M | 22% |
| Q3 2024 | 69 | 30% | 47.08% | 49.81 pp | $68M | 51% |
| Q2 2024 | 99 | — | 96.89% | — | $139M | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying CMTL stock.
Based on Q1 2026 13F filings, institutional ownership of Comtech Telecommunications Corp. stands at 34.9%, held across 82 reporting institutions.
ROYCE & ASSOCIATES LP is the largest reported institutional holder of CMTL, with approximately 1,716,098 shares worth $0.01B as of Q1 2026.
Yes — 6 widely-followed marquee investors appear among the top 25 institutional holders of CMTL, including TWO SIGMA INVESTMENTS, LP, SUSQUEHANNA INTERNATIONAL GROUP, LLP, JANE STREET GROUP, LLC, CITADEL ADVISORS LLC, RENAISSANCE TECHNOLOGIES LLC.
Our composite Smart Money Score for CMTL is 63 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
23 institutions opened new positions in CMTL during Q1 2026, while 10 fully exited. 15 added to existing positions and 44 trimmed.
CMTL institutional ownership fell by 15.45 percentage points quarter-over-quarter, with a net change of +13 holders.
The top 10 institutions account for 66.1% of all reported 13F value in CMTL, and the top 25 account for 90.8%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Comtech Telecommunications Corp. (CMTL) Institutional Ownership