Plum Acquisition Corp. IV Class A Ordinary Shares
PLMK • NASDAQ
Plum Acquisition Corp. IV Class A Ordinary Shares is a publicly traded company on NASDAQ, with a market cap of $252.6M. As of Q3 2025, 67% of shares are held by 40 institutional investors, with Westchester Capital Management, LLC as the largest holder at 5.05%.
Market Cap$252.6M
Overview
Overview of institutional ownership in PLMK as of Q3 2025 with a market cap of $250.2M
All Institutions
- Institutions
- 40
- Value Held
- $167.2M
- Shares Held
- 16.2M
- Avg Position
- $4.2M
- Median Position
- $3.8M
Hedge Funds
- Hedge Funds
- 25
- Value Held
- $112.8M
- Shares Held
- 10.9M
- Avg Position
- $4.5M
- Median Position
- $4.1M
Ownership Breakdown
Based on market cap of $250.2M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.
Biggest Investors
Institutions with the largest positions in PLMK as of Q3 2025
| Institution | Position Value |
|---|---|
 Westchester Capital Management, LLC Hedge Fund•Merger Arb | $12.7M 0.70% of portfolio |
 CNH PARTNERS LLC Hedge Fund•Multi-Strategy | $9.9M 0.37% of portfolio |
 Hudson Bay Capital Management LP Hedge Fund•Multi-Strategy | $8.8M 0.06% of portfolio |
 GLAZER CAPITAL, LLC Hedge Fund•Multi-Strategy | $7.9M 0.36% of portfolio |
 BERKLEY W R CORP Institution | $7.9M 0.53% of portfolio |
 Context Capital Management, LLC Hedge Fund•Convert Bond Arb | $7.2M 3.85% of portfolio |
 LINDEN ADVISORS LP Hedge Fund•Multi-Strategy | $7.2M 0.74% of portfolio |
D D. E. Shaw & Co., Inc. Institution | $7.2M 0.01% of portfolio |
T TENOR CAPITAL MANAGEMENT Co., L.P. Hedge Fund•Multi-Strategy | $7.2M 0.90% of portfolio |
K Karpus Management, Inc. Institution | $7.0M 0.22% of portfolio |
Net Capital Flow
Institutional buying and selling activity for PLMK in Q3 2025
- Traded
- +$3.1M
- Buyers
- 8
- Sellers
- 9
- Total Bought
- +$5.6M
- Total Sold
- −$2.5M
- Avg Position
- $4.0M
Biggest Buyers
| Institution | Net Bought |
|---|---|
 RIVERNORTH CAPITAL MANAGEMENT, LLC Hedge Fund•Multi-Strategy | +$2.6M +253.8K shares |
 Radcliffe Capital Management, L.P. Hedge Fund•Multi-Strategy | +$1.2M +114.0K shares |
 PERISCOPE CAPITAL INC. Institution | +$727.9K +70.5K shares |
 Governors Lane LP Hedge Fund•Event Driven | +$517.0K +50.1K shares |
D D. E. Shaw & Co., Inc. Institution | +$516.0K +50.0K shares |
B BCK CAPITAL MANAGEMENT LP Hedge Fund•Event Driven | +$34.2K +3.3K shares |
 LONGFELLOW INVESTMENT MANAGEMENT CO LLC Long Only Manager | +$4.9K +474.0 shares |
 Jain Global LLC Hedge Fund•Multi-Strategy | +$1.0K +100.0 shares |
Biggest Sellers
| Institution | Net Sold |
|---|---|
C Crossingbridge Advisors, LLC Long Only Manager | −$1.0M −100.0K shares |
 TORONTO DOMINION BANK Institution | −$787.5K −76.3K shares |
 Schonfeld Strategic Advisors LLC Hedge Fund•Multi-Strategy | −$327.7K −31.8K shares |
 CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | −$138.1K −13.4K shares |
 Wealthspring Capital LLC Hedge Fund•Event Driven | −$92.9K −9.0K shares |
K Karpus Management, Inc. Institution | −$77.7K −7.5K shares |
 WOLVERINE ASSET MANAGEMENT LLC Hedge Fund•Multi-Strategy | −$44.8K −4.3K shares |
 Verition Fund Management LLC Hedge Fund•Multi-Strategy | −$4.1K −400.0 shares |
 MORGAN STANLEY RIA/Wealth | −$534.9 −52.0 shares |
Entry and Exit Activity
Institutions that initiated new positions or completely exited PLMK in Q3 2025
- New Positions
- 2
- New Value
- $2.6M
- Exited Positions
- 2
- Exited Value
- $1.2M
New Positions
| Institution | Position Value |
|---|---|
RIVERNORTH CAPITAL MANAGEMENT, LLC Hedge Fund•Multi-Strategy | $2.6M 253.8K shares |
LONGFELLOW INVESTMENT MANAGEMENT CO LLC Long Only Manager | $4.9K 474.0 shares |
Exited Positions
| Institution | Previous Position |
|---|---|
C Crossingbridge Advisors, LLC Long Only Manager | $1.0M 100.0K shares |
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | $138.1K 13.4K shares |
Options Activity
Institutions with the largest Call and Put options positions in PLMK as of Q3 2025
- Call Positions
- 1
- Call Value
- $39.8K
- Put Positions
- 0
- Put Value
- -
Call Positions
| Institution | Position Value |
|---|---|
 DLD Asset Management, LP Hedge Fund•Multi-Strategy | $39.8K 1.5K contracts |
Put Positions
| Institution | Position Value |
|---|---|
| No put positions found | |
Most Committed Institutions
Institutions with PLMK as the highest % of their portfolio as of Q3 2025
| Institution | Portfolio Weight |
|---|---|
Context Capital Management, LLC Hedge Fund•Convert Bond Arb | 3.85% $7.2M |
 Kepos Capital LP Hedge Fund•Global Macro | 3.03% $516.0K |
PERISCOPE CAPITAL INC. Institution | 1.27% $4.6M |
B BCK CAPITAL MANAGEMENT LP Hedge Fund•Event Driven | 1.23% $1.1M |
Radcliffe Capital Management, L.P. Hedge Fund•Multi-Strategy | 0.97% $4.4M |
H HEIGHTS CAPITAL MANAGEMENT, INC Institution | 0.91% $2.6M |
T TENOR CAPITAL MANAGEMENT Co., L.P. Hedge Fund•Multi-Strategy | 0.90% $7.2M |
LINDEN ADVISORS LP Hedge Fund•Multi-Strategy | 0.74% $7.2M |
Westchester Capital Management, LLC Hedge Fund•Merger Arb | 0.70% $12.7M |
Wealthspring Capital LLC Hedge Fund•Event Driven | 0.63% $2.2M |
Hedge Fund Spotlight
Discover hedge funds investing in PLMK
Wealthspring Capital LLC
Hedge Fund • Event Driven
Portfolio ManagerMatthew Simpson
- Portfolio Value
- $355.5M
- Positions
- 101
- Last Reported
- Q3 2025
Sector Allocation
Position in Plum Acquisition Corp. IV Class A Ordinary Shares
- Market Value
- $2.2M
- Shares Held
- 216.3K
- Portfolio Weight
- 0.63%
- Owned Since
- 2025-Q2
| Top Holding | Sector | Market Value | Weight |
|---|---|---|---|
Shell Companies Financial Services | $19.0M | 5.35% | |
Unknown Unknown | $15.8M | 4.45% | |
Shell Companies Financial Services | $15.7M | 4.42% |
