CONSTELLATION SOFTWARE INC (CNSWF)
Institutional ownership reported to the SEC as of Q2 2026, across 31 quarters.
11
Reporting holders
$13.7M
Reported value
0.0%
Held as options
+1
Holder change
Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| O'Brien Greene & Co. Inc | $6.4M | 3,411 | 1.78% | 3q | +254.2%+$4.6M |
| Bretton Capital Management, LLC | $4.1M | 2,100 | 3.27% | new | NEW |
| DF DENT & CO INC | $1.1M | 573 | 0.02% | 31q | HELD |
| ATLAS CAPITAL ADVISORS INC. | $809.7K | 429 | 0.05% | 3q | +21350.0%+$805.9K |
| Ancora Advisors LLC | $604.1K | 321 | 0.01% | 27q | -2.4%-$15.1K |
| LOUNTZIS ASSET MANAGEMENT, LLC | $538.4K | 285 | 0.17% | 14q | HELD |
| Ascentis Wealth Management, LLC | $56.5K | 30 | 0.00% | 2q | +200.0%+$37.6K |
| KELLEHER FINANCIAL ADVISORS | $45.2K | 24 | 0.01% | 4q | +100.0%+$22.6K |
| GAMMA Investing LLC | $32.1K | 17 | 0.00% | 11q | -26.1%-$11.3K |
| Mn Services Vermogensbeheer B.V. | $11.0K | 5,867 | 0.08% | 13q | -24.5%-$3.6K |
| Sterling Capital Management LLC | $7.6K | 4 | 0.00% | new | NEW |
| PNC Financial Services Group, Inc. | $7.5K | 4 | 0.00% | 16q | HELD |
| APPLETON PARTNERS INC/MA | $6.0K | 3,159 | 0.37% | 15q | +38.8%+$1.7K |
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 11 | $13.7M | 7,198 | 2 | 4 | 2 | 0.0% |
| Q1 2026 | 10 | $4.7M | 2,684 | 2 | 1 | 4 | 0.0% |
| Q4 2025 | 16 | $12.9M | 5,351 | 4 | 2 | 6 | 0.0% |
| Q3 2025 | 14 | $13.2M | 4,870 | 1 | 3 | 6 | 0.0% |
| Q2 2025 | 17 | $19.1M | 5,198 | 3 | 1 | 3 | 1.3% |
| Q1 2025 | 14 | $16.7M | 5,148 | 2 | 2 | 2 | 1.3% |
| Q4 2024 | 14 | $15.6M | 4,989 | 0 | 3 | 3 | 0.0% |
| Q3 2024 | 15 | $33.2M | 10,260 | 2 | 4 | 3 | 0.0% |
| Q2 2024 | 14 | $34.8M | 12,093 | 2 | 5 | 1 | 0.0% |
| Q1 2024 | 13 | $31.8M | 11,618 | 1 | 2 | 2 | 0.0% |
| Q4 2023 | 14 | $31.0M | 12,425 | 3 | 4 | 1 | 0.0% |
| Q3 2023 | 9 | $51.1M | 24,698 | 1 | 4 | 3 | 57.2% |
| Q2 2023 | 9 | $50.4M | 24,277 | 4 | 1 | 3 | 57.2% |
| Q1 2023 | 8 | $19.5M | 10,364 | 0 | 1 | 3 | 0.0% |
| Q4 2022 | 5 | $15.3M | 9,850 | 0 | 0 | 4 | 0.0% |
| Q3 2022 | 6 | $14.6M | 10,456 | 1 | 0 | 2 | 0.0% |
| Q2 2022 | 7 | $16.9M | 11,417 | 1 | 0 | 2 | 0.0% |
| Q1 2022 | 7 | $46.7M | 27,220 | 1 | 0 | 2 | 58.0% |
| Q4 2021 | 13 | $34.9M | 18,637 | 2 | 1 | 3 | 0.0% |
| Q3 2021 | 13 | $34.1M | 20,514 | 3 | 3 | 2 | 0.0% |
| Q2 2021 | 12 | $27.5M | 18,163 | 2 | 1 | 1 | 0.0% |
| Q1 2021 | 12 | $26.0M | 18,398 | 4 | 2 | 4 | 0.0% |
| Q4 2020 | 8 | $18.8M | 14,433 | 1 | 1 | 1 | 0.0% |
| Q3 2020 | 7 | $15.9M | 14,266 | 0 | 2 | 3 | 0.0% |
| Q2 2020 | 8 | $17.5M | 15,512 | 2 | 2 | 1 | 0.0% |
| Q1 2020 | 7 | $9.2M | 10,141 | 1 | 3 | 1 | 0.0% |
| Q4 2019 | 7 | $10.1M | 10,373 | 2 | 0 | 2 | 0.0% |
| Q3 2019 | 7 | $53.3M | 53,316 | 1 | 2 | 1 | 29.7% |
| Q2 2019 | 7 | $45.2M | 47,935 | 1 | 0 | 1 | 21.5% |
| Q1 2019 | 7 | $40.7M | 48,029 | 2 | 2 | 2 | 21.5% |
| Q4 2018 | 5 | $29.8M | 46,627 | 0 | 0 | 0 | 20.2% |