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 | $18.0M |
| 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 | $84.8M |
| Q2 2022 | 88 | $109.8M |
| Q1 2022 | 99 | $164.8M |
| Q4 2021 | 101 | $185.0M |
| 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 |
|---|---|---|---|---|---|
| Advisor Group Holdings, Inc. | 1 | $7 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 1 | $7 | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 10 | $69 | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 35 | $243 | 0.00% | +25+250.0% | Added |
| Rhumbline Advisers | 65 | $451 | 0.00% | 00.0% | Unchanged |
| Activest Wealth Management | 100 | $694 | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 106 | $736 | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 638 | $4.43K | 0.00% | −1,000−61.1% | Reduced |
| UBS Group AG | 1,159 | $8.04K | 0.00% | +724+166.4% | Added |
| Tower Research Capital LLC (TRC) | 1,518 | $10.5K | 0.00% | +1,365+892.2% | Added |
| Vanguard Global Advisers, LLC | 1,581 | $11.0K | 0.00% | +1,581 | New |
| Covestor Ltd | 10,376 | $72.0K | 0.05% | 00.0% | Unchanged |
| State Street Corp | 13,304 | $92.3K | 0.00% | 00.0% | Unchanged |
| Byrne Asset Management LLC | 18,680 | $129.6K | 0.08% | −1,420−7.1% | Reduced |
| Vanguard Fiduciary Trust Co | 19,077 | $132.4K | 0.00% | +19,077 | New |
| Susquehanna International Group, LLP | 20,702 | $143.7K | 0.00% | +1,244+6.4% | Added |
| Millennium Management LLC | 36,928 | $256.3K | 0.00% | +36,928 | New |
| BlackRock, Inc. | 38,972 | $270.5K | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 40,921 | $284.0K | 0.00% | −800−1.9% | Reduced |
| Geode Capital Management, LLC | 63,723 | $442.3K | 0.00% | +10,794+20.4% | Added |
| Acadian Asset Management LLC | 84,079 | $582.0K | 0.00% | 00.0% | Unchanged |
| Beartown Capital Management, LLC | 126,207 | $875.9K | 0.69% | 00.0% | Unchanged |
| Clune & Associates, Ltd. | 126,656 | $879.0K | 0.17% | 00.0% | Unchanged |
| Vanguard Capital Management LLC | 187,259 | $1.30M | 0.00% | +187,259 | New |
| Westerly Capital Management, LLC | 897,000 | $6.23M | 1.92% | +427,000+90.9% | Added |
| Cerberus Capital Management, L.P. | 3,396,479 | $23.6M | 0.90% | 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 |