Proem Acquisition Corp. I - Ordinary Shares, par value $0.0001 per share (PAACU)

Q: What does CUSIP G7341A129 represent in this 13F holders report?

CUSIP G7341A129 is the security identifier for PAACU - Proem Acquisition Corp. I - Ordinary Shares, par value $0.0001 per share used to aggregate holder disclosures.

Q: How many institutions held PAACU - Proem Acquisition Corp. I - Ordinary Shares, par value $0.0001 per share in Q1 2026?

43 institutional investors reported PAACU - Proem Acquisition Corp. I - Ordinary Shares, par value $0.0001 per share for Q1 2026. Use the holders table for investor-level position and value details.

CUSIP: G7341A129

Q1 2026 13F Holders as of 31 Mar 2026

Type / Class: Equity / Ordinary Shares, par value $0.0001 per share
Shares outstanding: 18,353,659
Total 13F shares: 12,641,104
Share change: +11,887,410
Total reported value: $126,378,788
Price per share: $10.00
Number of holders: 43
Value change: +$118,840,609
Number of buys: 40

Security key

G7341A129

Report period

Q1 2026

Institutions

Top holders

PAACU full security history Ownership snapshot Full 13F holder table Proem Acquisition Corp. I SEC filings Proem Acquisition Corp. I company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP G7341A129

Recent filing periods:

Q1 2026

Ownership snapshot

Top shareholders of PAACU - Proem Acquisition Corp. I - Ordinary Shares, par value $0.0001 per share (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.

Lead holder

Proem SPAC Partners I LLC

13D/G signal

Proem SPAC Partners I LLC

Evidence rows

Latest as of

31 Mar 2026

3/4/5 13D/G Lead comparable stake: 26% 13D/G row: Proem SPAC Partners I LLC Showing first 8 of 10 holder rows. Open remaining rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
Proem SPAC Partners I LLC	3/4/5 13D/G 10%+ Owner 3/4/5 13D/G	26% from 13D/G	$46,212,071 4,772,406 shares mixed-class rows	—	13 Feb 2026
Linden Capital L.P.	13D/G Linden Advisors LP 13D/G	7.5%	— 1,000,000 shares	$0	17 Feb 2026
Polar Asset Management Partners Inc.	13D/G 13D/G	6.5%	$240,000 1,200,000 shares	$0	31 Mar 2026
Magnetar Financial LLC	13D/G 13D/G	5.4%	$200,000 1,000,000 shares	$0	31 Mar 2026
MILLENNIUM MANAGEMENT LLC	13D/G 13D/G	4.1%	— 752,500 shares	$0	12 Feb 2026
Andrey Kazakov	3/4/5 Director 3/4/5	0.14%	$249,750 25,000 shares	—	11 Feb 2026
David Eckstein	3/4/5 Director 3/4/5	0.14%	$249,750 25,000 shares	—	11 Feb 2026
Imran Khan	3/4/5 Chief Executive Officer, Director, 10%+ Owner 3/4/5	— mixed-class rows	$46,212,071 4,772,406 shares mixed-class rows	—	13 Feb 2026

Show 2 additional holder rows in the full holder list

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
Amarnath Thombre	3/4/5 Director 3/4/5	— class O/S missing	— 25,000 shares	—	11 Feb 2026
John Wu	3/4/5 Director 3/4/5	— class O/S missing	— 10,000 shares	—	11 Feb 2026

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

12,641,104

Rows loaded

Investor	Option	Weight %	Change %	Reported value	* Price	Shares	Share Change	Activity	Report Period

* 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. An asterisk next to the price means the price is likely invalid.

Compare Q1 2026 vs Q1 2026 Across Filers

Q1 2026 holders

Holder diff

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