Security key
032037103
- Security type / class
- Equity / Common
- Total 13F shares
- 8,242,372
- Total 13F value
- $96,837,000
- Share change
- +814,868
- Put/Call ratio
- 118%
- SEC-reported price per share
- $6.75
- Number of holders
- 37
- Value change
- +$29,224,529
- Number of buys
- 26
- Number of sells
- 13
- Shares outstanding
- 20,350,674
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
37
Top holders
10
AP full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2021
Previous quarter: Q4 2020
AMPCO PITTSBURGH CORP SEC filings
AMPCO PITTSBURGH CORP company facts
Broader feeds
Reporting periods
Holder history for CUSIP 032037103
Recent filing periods:
Ownership snapshot
Top reported holders of AP - AMPCO PITTSBURGH CORP - Common (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
GAMCO INVESTORS, INC. ET AL
Disclosed value leader
GAMCO INVESTORS, INC. ET AL
Comparable rows
15/15
Latest evidence
31 Dec 2020
13F
Lead comparable stake: 11%
Showing 1-6 of 15 holder rows.
Quick read
GAMCO INVESTORS, INC. ET AL leads the comparable SEC ownership view at 11%.
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 GAMCO INVESTORS, INC. ET AL's linked filing trail.
Comparable ownership
Top 5
GAMCO INVESTORS, INC. ET AL
11%
AMERIPRISE FINANCIAL INC
5.9%
GABELLI FUNDS LLC
4%
RENAISSANCE TECHNOLOGIES LLC
3.6%
DIMENSIONAL FUND ADVISORS LP
3.2%
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 |
|---|---|---|---|---|---|
| GAMCO INVESTORS, INC. ET AL |
13F
Company
|
11%
|
$11,972,000
2,184,608 shares
|
— | 31 Dec 2020 |
| AMERIPRISE FINANCIAL INC |
13F
Company
|
5.9%
|
$6,612,000
1,206,593 shares
|
— | 31 Dec 2020 |
| GABELLI FUNDS LLC |
13F
Company
|
4%
|
$4,488,000
818,943 shares
|
— | 31 Dec 2020 |
| RENAISSANCE TECHNOLOGIES LLC |
13F
Company
|
3.6%
|
$3,991,000
728,201 shares
|
— | 31 Dec 2020 |
| DIMENSIONAL FUND ADVISORS LP |
13F
Company
|
3.2%
|
$3,553,000
648,353 shares
|
— | 31 Dec 2020 |
| VANGUARD GROUP INC |
13F
Company
|
2.6%
|
$2,932,000
535,136 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
37
Shares
8,242,372
Rows available
37
| 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
35
Q1 2021 holders
37
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