ComscoreSCOR
13F holders, Q1 2026 (March 31)At the end of Q1 2026, 25 institutions reported holding Comscore Inc. (SCOR) in their 13F filings, up 1 from Q4 2025. 1 opened new positions and 2 sold out. The largest holders were Cerberus Capital Management, L.P. ($23.6M), Westerly Capital Management, LLC ($6.2M) and Vanguard Capital Management LLC ($1.3M). 2 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- Comscore Inc.
- CUSIP
- 20564W204
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 1 | $256K |
| Exits | 2 | $181K |
All 13F filers, Q4 2025 → Q1 2026: 478,080 shares bought and 29,663 shares sold, net +448,417 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 25 holders
| Cerberus Capital Management, L.P. | 0.90% | No change | 3,396,479 | $23.6M |
| Westerly Capital Management, LLC | 1.92% | Add +90.8% | 897,000 | $6.2M |
| Vanguard Capital Management LLC | 0.00% | — | 187,259 | $1.3M |
| Factor Wealth Management LTD | 0.17% | No change | 126,656 | $879K |
| Beartown Capital Management, LLC | 0.69% | No change | 126,207 | $876K |
| Acadian Asset Management LLC | 0.00% | No change | 84,079 | $582K |
| Geode Capital Management, LLC | 0.00% | Add +20.4% | 63,723 | $442K |
| Renaissance Technologies | 0.00% | Reduce -1.9% | 40,921 | $284K |
| BlackRock, Inc. | 0.00% | No change | 38,972 | $270K |
| Millennium Management | 0.00% | New | 36,928 | $256K |
| Susquehanna International Group, LLP | 0.00% | Add +6.4% | 20,702 | $144K |
| Vanguard Fiduciary Trust Co. | 0.00% | — | 19,077 | $132K |
| State Street Corp. | 0.00% | No change | 13,304 | $92K |
| Covestor Ltd | 0.05% | No change | 10,376 | $72K |
| Vanguard Global Advisers, LLC | 0.00% | — | 1,581 | $11K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +892.2% | 1,518 | $11K |
| UBS Group AG | 0.00% | Add +166.4% | 1,159 | $8K |
| PNC Financial Services Group, Inc. | 0.00% | Reduce -61.0% | 638 | $4K |
| Morgan Stanley | 0.00% | No change | 106 | $736 |
| Activest Wealth Management | 0.00% | No change | 100 | $694 |
| Rhumbline Advisers | 0.00% | No change | 65 | $451 |
| BNP Paribas Financial Markets | 0.00% | Add +250.0% | 35 | $243 |
| Wells Fargo & Company | 0.00% | No change | 10 | $69 |
| Osaic Holdings, Inc. | 0.00% | No change | 1 | $7 |
| SBI Securities Co., Ltd. | 0.00% | No change | 1 | $7 |
"% of holder's portfolio" is SCOR's weight in each manager's 13F, not the share of Comscore Inc. the manager owns.