Comscore, Inc.
SCOR- Exchange
- Nasdaq
- Industry
- Services-Business Services, NEC
- SEC CIK
- 0001158172
In the last 90 days, Comscore, Inc. insiders filed 4 open-market purchases and 0 sales; 28 institutions reported holding it in 13F filings for Q2 2026, worth $42.6M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Comscore, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 26
- +2 vs. Q4 2025
- Shares held
- 5.09M
- +654.9K (+14.8%) vs. Q4 2025
- Total value
- $35.3M
- +$6.50M (+22.6%) vs. Q4 2025
- New holders
- 4
- 6 more added
- Sold out
- 2
- 3 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SCOR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 28 | $42.6M |
| Q1 2026 | 26 | $35.3M |
| Q4 2025 | 25 | $29.9M |
| Q3 2025 | 30 | $10.3M |
| Q2 2025 | 27 | $5.56M |
| Q1 2025 | 30 | $8.06M |
| Q4 2024 | 27 | $6.43M |
| Q3 2024 | 25 | $6.30M |
| Q2 2024 | 28 | $15.8M |
| Q1 2024 | 31 | $18.1M |
| Q4 2023 | 32 | $26.5M |
| Q3 2023 | 63 | $23.1M |
| Q2 2023 | 70 | $33.6M |
| Q1 2023 | 82 | $53.1M |
| Q4 2022 | 77 | $53.8M |
| Q3 2022 | 80 | $84.9M |
| Q2 2022 | 88 | $109.8M |
| Q1 2022 | 99 | $166.3M |
| Q4 2021 | 101 | $185.8M |
| Q3 2021 | 104 | $213.6M |
| Q2 2021 | 113 | $280.9M |
| Q1 2021 | 101 | $195.2M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Comscore, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Cerberus Capital Management, L.P. | 3,396,479 | $23.6M | 0.90% | 00.0% | Unchanged |
| Westerly Capital Management, LLC | 897,000 | $6.23M | 1.92% | +427,000+90.9% | Added |
| Vanguard Capital Management LLC | 187,259 | $1.30M | 0.00% | +187,259 | New |
| Clune & Associates, Ltd. | 126,656 | $879.0K | 0.17% | 00.0% | Unchanged |
| Beartown Capital Management, LLC | 126,207 | $875.9K | 0.69% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 84,079 | $582.0K | 0.00% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 63,723 | $442.3K | 0.00% | +10,794+20.4% | Added |
| Renaissance Technologies LLC | 40,921 | $284.0K | 0.00% | −800−1.9% | Reduced |
| BlackRock, Inc. | 38,972 | $270.5K | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 36,928 | $256.3K | 0.00% | +36,928 | New |
| Susquehanna International Group, LLP | 20,702 | $143.7K | 0.00% | +1,244+6.4% | Added |
| Vanguard Fiduciary Trust Co | 19,077 | $132.4K | 0.00% | +19,077 | New |
| Byrne Asset Management LLC | 18,680 | $129.6K | 0.08% | −1,420−7.1% | Reduced |
| State Street Corp | 13,304 | $92.3K | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 10,376 | $72.0K | 0.05% | 00.0% | Unchanged |
| Vanguard Global Advisers, LLC | 1,581 | $11.0K | 0.00% | +1,581 | New |
| Tower Research Capital LLC (TRC) | 1,518 | $10.5K | 0.00% | +1,365+892.2% | Added |
| UBS Group AG | 1,159 | $8.04K | 0.00% | +724+166.4% | Added |
| The PNC Financial Services Group, Inc. | 638 | $4.43K | 0.00% | −1,000−61.1% | Reduced |
| Morgan Stanley | 106 | $736 | 0.00% | 00.0% | Unchanged |
| Activest Wealth Management | 100 | $694 | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 65 | $451 | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 35 | $243 | 0.00% | +25+250.0% | Added |
| Wells Fargo & Company | 10 | $69 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 1 | $7 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 1 | $7 | 0.00% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 0 | $0 | 0.00% | −27,772−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −91−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |