Security key
G7134A104
Plum Acquisition Corp, IV - Class A Common Stock (PLMK)
CUSIP: G7134A104
Q1 2026 13F Holders as of 31 Mar 2026
- Security type / class
- Equity / Class A Common Stock
- Total 13F shares
- 17,105,713
- Total 13F value
- $180,623,109
- Share change
- +419,286
- SEC-reported price per share
- $10.56
- Number of holders
- 43
- Value change
- +$4,567,903
- Number of buys
- 15
- Number of sells
- 17
- Shares outstanding
- 18,476,900
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2026
Institutions
43
Top holders
10
PLMK full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
Plum Acquisition Corp, IV SEC filings
Plum Acquisition Corp, IV company facts
Broader feeds
Reporting periods
Holder history for CUSIP G7134A104
Recent filing periods:
Ownership snapshot
Top reported holders of PLMK - Plum Acquisition Corp, IV - Class A 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
PLUM PARTNERS IV, LLC
Disclosed value leader
PLUM PARTNERS IV, LLC
Comparable rows
15/15
Latest evidence
31 Dec 2025
3/4/5
13D/G
13F
Lead comparable stake: 28%
13D/G row: PLUM PARTNERS IV, LLC
Showing 1-6 of 15 holder rows.
Quick read
PLUM PARTNERS IV, LLC leads the comparable SEC ownership view at 28%.
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 PLUM PARTNERS IV, LLC's linked filing trail.
Comparable ownership
Top 5
PLUM PARTNERS IV, LLC
28%
Westchester Capital Management, LLC
5%
BARCLAYS PLC
3.5%
GLAZER CAPITAL, LLC
4.2%
BERKLEY W R CORP
4.2%
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 |
|---|---|---|---|---|---|
| PLUM PARTNERS IV, LLC |
3/4/5
13D/G
10%+ Owner
|
28%
from 13D/G
|
$70,329,589
6,660,000 shares
mixed-class rows
|
— | 25 Apr 2025 |
| Westchester Capital Management, LLC |
13F
13D/G
Company
|
5%
from 13D/G
|
$12,776,750
1,225,000 shares
|
— | 31 Dec 2025 |
| BARCLAYS PLC |
13D/G
|
3.5%
|
$6,705,815
651,050 shares
|
-$5,123,086 | 30 Jun 2025 |
| GLAZER CAPITAL, LLC |
13F
Company
|
4.2%
|
$8,170,000
783,339 shares
|
— | 31 Dec 2025 |
| BERKLEY W R CORP |
13F
Company
|
4.2%
|
$8,019,502
768,888 shares
|
— | 31 Dec 2025 |
| Karpus Management, Inc. |
13F
Company
|
3.6%
|
$7,011,046
672,200 shares
|
— | 31 Dec 2025 |
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 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
43
Shares
17,105,713
Rows available
43
| 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 2026 vs Q1 2026 Across Filers
Q1 2026 holders
43
Q1 2026 holders
43
Holder diff
0
| Investor | Q1 2026 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q1 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend