Ampco-Pittsburgh Corp Series A Warrants
AP.WS
AP.WS was delisted on the 24th of July, 2025.
11 hedge funds and large institutions have $4.04M invested in Ampco-Pittsburgh Corp Series A Warrants in 2021 Q2 according to their latest regulatory filings, with 2 funds opening new positions, 1 increasing their positions, 2 reducing their positions, and 0 closing their positions.
22% more funds holding
Funds holding: 9 → 11 (+2)
0.49% less ownership
Funds ownership: 24.27% → 23.78% (-0.49%)
31% less capital invested
Capital invested by funds: $5.87M → $4.04M (-$1.83M)
50% less repeat investments, than reductions
Existing positions increased: 1 | Existing positions reduced: 2
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
OP
Osmium Partners
Greenbrae,
California
|
+$38.1K |
| 2 |
WAM
Wolverine Asset Management
Chicago,
Illinois
|
+$17.8K |
| 3 |
UBS Group
Zurich,
Switzerland
|
+$666 |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
GI
GAMCO Investors
Greenwich,
Connecticut
|
-$8.99K |
| 2 |
WAM
Warberg Asset Management
Winnetka,
Illinois
|
-$1.33K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
GI
1
GAMCO Investors
Greenwich,
Connecticut
| $1.75M | -$8.99K | -8,100 | -0.4% |
|
2
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
| $1.15M | – | – | – |
|
|
GF
3
Gabelli Funds
Rye,
New York
| $720K | – | – | – |
|
|
RC
4
RBF Capital
San Francisco,
California
| $190K | – | – | – |
|
|
WAM
5
Warberg Asset Management
Winnetka,
Illinois
| $79K | -$1.33K | -1,200 | -1% |
|
|
TA
6
Teton Advisors
Rye,
New York
| $42K | – | – | – |
|
|
WAM
7
Wolverine Asset Management
Chicago,
Illinois
| $34K | +$17.8K | +15,999 | +72% |
|
|
OP
8
Osmium Partners
Greenbrae,
California
| $31K | +$38.1K | +34,355 | New |
|
|
YCM
9
Yakira Capital Management
Westport,
Connecticut
| $27K | – | – | – |
|
|
PCM
10
Perritt Capital Management
Chicago,
Illinois
| $14K | – | – | – |
|
|
11
UBS Group
Zurich,
Switzerland
| $1K | +$666 | +600 | New |
|
AP.WS Hedge Fund Activity: Q2 2021 in Review
11 of the 5,746 institutional investors tracked by Wall St. Rank reported a position in Ampco-Pittsburgh Corp Series A Warrants (AP.WS) for Q2 2021, worth a combined $4.04M — down 31% from $5.87M a quarter earlier.
Buyers outnumbered sellers: 2 funds opened new AP.WS positions and 0 closed out — a net gain of 2 holders — while 1 added to existing stakes and 2 trimmed.
The largest buyer was Osmium Partners, opening a new position worth an estimated $38.1K. The largest seller was GAMCO Investors, cutting an estimated $8.99K.
- 11 institutional investors held Ampco-Pittsburgh Corp Series A Warrants (AP.WS) as of Q2 2021, up from 9 in Q1 2021.
- Funds reported $4.04M of Ampco-Pittsburgh Corp Series A Warrants stock for Q2 2021, down 31% quarter-over-quarter.
- 2 funds opened new Ampco-Pittsburgh Corp Series A Warrants positions in Q2 2021 and 0 closed out, a net change of +2 holders.
- The largest Ampco-Pittsburgh Corp Series A Warrants buyer in Q2 2021 was Osmium Partners, an estimated $38.1K added.
- The largest Ampco-Pittsburgh Corp Series A Warrants seller in Q2 2021 was GAMCO Investors, an estimated $8.99K sold.
Based on aggregated 13F filings for Q2 2021.