Security key
20564W105
COMSCORE, INC. - Common Stock, par value $0.001 per share (SCOR)
CUSIP: 20564W105
Q4 2023 13F Holders as of 31 Dec 2023
- Security type / class
- Equity / Common Stock, par value $0.001 per share
- Total 13F shares
- 109,654
- Total 13F value
- $1,831,222
- Share change
- -35,879,994
- SEC-reported price per share
- $16.70
- Number of holders
- 1
- Value change
- -$55,538,033
- Number of sells
- 59
- Shares outstanding
- 14,893,895
Holder snapshot
5 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2023
Institutions
1
Top holders
1
SCOR full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2025
COMSCORE, INC. SEC filings
COMSCORE, INC. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 20564W105
Recent filing periods:
Ownership snapshot
Top reported holders of SCOR - COMSCORE, INC. - Common Stock, par value $0.001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Weiss Multi-Strategy Advi...
Disclosed value leader
Weiss Multi-Strategy Advi...
Comparable rows
15/15
Latest evidence
30 Sep 2023
13F
Lead comparable stake: 60%
Showing 1-6 of 15 holder rows.
Quick read
Weiss Multi-Strategy Advisers LLC leads the comparable SEC ownership view at 60%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Weiss Multi-Strategy Advisers LLC's linked filing trail.
Comparable ownership
Top 5
Weiss Multi-Strategy Advisers LLC
60%
WESTERLY CAPITAL MANAGEMENT, LLC
42%
VANGUARD GROUP INC
24%
Cerberus Capital Management, L.P.
15%
ROYCE & ASSOCIATES LP
13%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Weiss Multi-Strategy Advisers LLC |
13F
Company
|
60%
|
$5,529,000
9,007,000 shares
|
— | 30 Sep 2023 |
| WESTERLY CAPITAL MANAGEMENT, LLC |
13F
Company
|
42%
|
$3,836,875
6,250,000 shares
|
— | 30 Sep 2023 |
| VANGUARD GROUP INC |
13F
Company
|
24%
|
$2,159,030
3,516,909 shares
|
— | 30 Sep 2023 |
| Cerberus Capital Management, L.P. |
13F
Company
|
15%
|
$1,346,337
2,193,088 shares
|
— | 30 Sep 2023 |
| ROYCE & ASSOCIATES LP |
13F
Company
|
13%
|
$1,213,391
1,976,528 shares
|
— | 30 Sep 2023 |
| Roumell Asset Management, LLC |
13F
Company
|
12%
|
$1,129,394
1,839,704 shares
|
— | 30 Sep 2023 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2023
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
1
Shares
109,654
Rows available
1
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2023 vs Q1 2026 Across Filers
Q1 2026 holders
1
Q4 2023 holders
1
Holder diff
0
| Investor | Q1 2026 Shares | Q4 2023 Shares | Share Diff | Share Chg % | Q1 2026 value | Q4 2023 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend