OTG Acquisition Corp. I - Units, each consisting of one Class A ordinary share, $0.0001 par value per share, and one-half of one redeemable warrant (OTGAU)

Q: What does CUSIP G6791A126 represent in this 13F holders report?

CUSIP G6791A126 is the security identifier for OTGAU - OTG Acquisition Corp. I - Units, each consisting of one Class A ordinary share, $0.0001 par value per share, and one-half of one redeemable warrant used to aggregate holder disclosures.

Q: How many institutions held OTGAU - OTG Acquisition Corp. I - Units, each consisting of one Class A ordinary share, $0.0001 par value per share, and one-half of one redeemable warrant in Q4 2025?

23 institutional investors reported OTGAU - OTG Acquisition Corp. I - Units, each consisting of one Class A ordinary share, $0.0001 par value per share, and one-half of one redeemable warrant for Q4 2025. Use the holders table for investor-level position and value details.

CUSIP: G6791A126

Q4 2025 13F Holders as of 31 Dec 2025

Security type / class: Equity / Units, each consisting of one Class A ordinary share, $0.0001 par value per share, and one-half of one redeemable warrant
Total 13F shares: 4,763,255
Total 13F value: $47,600,367
Share change: -17,501,258
SEC-reported price per share: $10.19
Number of holders: 23
Value change: -$176,348,762
Number of buys: 3
Number of sells: 46
Shares outstanding: 23,786,408

Security key

G6791A126

Report period

Q4 2025

Institutions

Top holders

OTGAU full security history Ownership snapshot Full 13F holder table Newer quarter: Q1 2026 Previous quarter: Q3 2025 OTG Acquisition Corp. I SEC filings OTG Acquisition Corp. I company facts

Broader feeds

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

Reporting periods

Holder history for CUSIP G6791A126

Newer quarter: Q1 2026 Previous quarter: Q3 2025

Recent filing periods:

Q2 2026 Q1 2026 Q4 2025 Q3 2025

Ownership snapshot

Top reported holders of OTGAU - OTG Acquisition Corp. I - Units, each consisting of one Class A ordinary share, $0.0001 par value per share, and one-half of one redeemable warrant (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

Adage Capital Management,...

Disclosed value leader

Adage Capital Management,...

Comparable rows

15/15

Latest evidence

30 Sep 2025

13D/G 13F Lead comparable stake: 7.6% 13D/G row: Adage Capital Management, L.P. Showing 1-6 of 15 holder rows.

Quick read

Adage Capital Management, L.P. leads the comparable SEC ownership view at 7.6%.

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 Adage Capital Management, L.P.'s linked filing trail.

Comparable ownership Top 5

Adage Capital Management, L.P. 7.6%

Linden Capital L.P. 5.3%

ARISTEIA CAPITAL, L.L.C. 5.2%

ADAGE CAPITAL PARTNERS GP, L.L.C. 7.6%

LINDEN ADVISORS LP 5.3%

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
Adage Capital Management, L.P.	13D/G 13D/G	7.6%	$18,126,000 1,800,000 shares	$0	30 Sep 2025
Linden Capital L.P.	13D/G Linden Advisors LP 13D/G	5.3%	— 1,250,000 shares	$0	15 Sep 2025
ARISTEIA CAPITAL, L.L.C.	13D/G 13F Company 13D/G 13F	5.2%	$12,335,750 1,225,000 shares	$0	30 Sep 2025
ADAGE CAPITAL PARTNERS GP, L.L.C.	13F Company 13F	7.6%	$18,126,000 1,800,000 shares	—	30 Sep 2025
LINDEN ADVISORS LP	13F Company 13F	5.3%	$12,587,500 1,250,000 shares	—	30 Sep 2025
Shaolin Capital Management LLC	13F Company 13F	4.8%	$11,606,000 1,150,000 shares	—	30 Sep 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 Q4 2025

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

4,763,255

Rows available

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 Q4 2025 vs Q3 2025 Across Filers

Q3 2025 holders

Q4 2025 holders

Holder diff

-35

Investor	Q3 2025 Shares	Q4 2025 Shares	Share Diff	Share Chg %	Q3 2025 value	Q4 2025 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend