Security key
50060P106
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 18,931,223
- Total 13F value
- $657,625,654
- Share change
- +770,151
- Put/Call ratio
- 199%
- SEC-reported price per share
- $34.76
- Number of holders
- 144
- Value change
- +$28,699,698
- Number of buys
- 69
- Number of sells
- 79
- Shares outstanding
- 19,271,500
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2021
Institutions
144
Top holders
10
KOP full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2021
Previous quarter: Q4 2020
Koppers Holdings Inc. SEC filings
Koppers Holdings Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 50060P106
Recent filing periods:
Ownership snapshot
Top reported holders of KOP - Koppers Holdings Inc. - Common Stock (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
BlackRock Finance, Inc.
Disclosed value leader
BlackRock Finance, Inc.
Comparable rows
15/15
Latest evidence
31 Dec 2020
13F
Lead comparable stake: 17%
Showing 1-6 of 15 holder rows.
Quick read
BlackRock Finance, Inc. leads the comparable SEC ownership view at 17%.
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 BlackRock Finance, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock Finance, Inc.
17%
VANGUARD GROUP INC
11%
FULLER & THALER ASSET MANAGEMENT,...
8.9%
JPMORGAN CHASE & CO
3.8%
DIMENSIONAL FUND ADVISORS LP
3.5%
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 |
|---|---|---|---|---|---|
| BlackRock Finance, Inc. |
13F
Company
|
17%
|
$99,939,000
3,207,259 shares
|
— | 31 Dec 2020 |
| VANGUARD GROUP INC |
13F
Company
|
11%
|
$68,971,000
2,213,476 shares
|
— | 31 Dec 2020 |
| FULLER & THALER ASSET MANAGEMENT, INC. |
13F
Company
|
8.9%
|
$53,297,000
1,710,415 shares
|
— | 31 Dec 2020 |
| JPMORGAN CHASE & CO |
13F
Company
|
3.8%
|
$22,583,000
724,764 shares
|
— | 31 Dec 2020 |
| DIMENSIONAL FUND ADVISORS LP |
13F
Company
|
3.5%
|
$21,212,000
680,766 shares
|
— | 31 Dec 2020 |
| STATE STREET CORP |
13F
Company
|
3.3%
|
$19,622,000
629,715 shares
|
— | 31 Dec 2020 |
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 Q1 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
144
Shares
18,931,223
Rows available
144
| 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 Q1 2021 vs Q4 2020 Across Filers
Q4 2020 holders
146
Q1 2021 holders
144
Holder diff
-2
| Investor | Q4 2020 Shares | Q1 2021 Shares | Share Diff | Share Chg % | Q4 2020 value | Q1 2021 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend