SEC ownership of ITHAX Acquisition Corp III

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002080985.

Comparable stake leader

Magnetar Financial LLC

Disclosed value leader

TENOR CAPITAL MANAGEMENT Co., L.P.

Comparable rows

23/50

Latest evidence

31 Mar 2026

Top shareholders Insider holders Latest transactions

Public ticker: ITHA, ITHAU, ITHAW on Nasdaq
Parsed ownership sources: 13F and 13D/G
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
Largest SEC-reported holder: Magnetar Financial LLC
Ranking: Comparable ownership first, then disclosed value
Comparable ownership rows: 23 of 50
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder: Magnetar Financial LLC
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date: 31 Mar 2026
Freshness: Most recent filing date in this holder set
Issuer CIK: 0002080985
Issuer location: Miami, FL

Ownership snapshot

Top shareholders of ITHAX Acquisition Corp III (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

Magnetar Financial LLC

Disclosed value leader

TENOR CAPITAL MANAGEMENT ...

Comparable rows

23/50

Latest evidence

31 Mar 2026

13F 13D/G Lead comparable stake: 5.4% 27 rows are not safely comparable across share classes. 13D/G row: Magnetar Financial LLC Showing 1-8 of 50 holder rows.

Quick read

Magnetar Financial LLC leads the comparable SEC ownership view at 5.4%.

23 of 50 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 Magnetar Financial LLC's linked filing trail.

Comparable ownership Top 5

Magnetar Financial LLC 5.4%

ARISTEIA CAPITAL, L.L.C. 5.4%

TENOR CAPITAL MANAGEMENT Co., L.P. 5.4%

MILLENNIUM MANAGEMENT LLC 4.3%

Wealthspring Capital LLC 3.7%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-8 of 50 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
Magnetar Financial LLC	13F 13D/G Company 13F 13D/G	5.4% from 13D/G	$12,519,688 1,875,000 shares mixed-class rows	—	31 Mar 2026
ARISTEIA CAPITAL, L.L.C.	13D/G 13F Company 13D/G 13F	5.4%	$12,512,500 1,250,000 shares	$0	31 Dec 2025
TENOR CAPITAL MANAGEMENT Co., L.P.	13F 13D/G Company · Tenor Capital Management Company, L.P. 13F 13D/G	5.4% from 13D/G	$12,525,000 1,875,000 shares mixed-class rows	—	31 Mar 2026
MILLENNIUM MANAGEMENT LLC	13F 13D/G Company 13F 13D/G	4.3% from 13D/G	$9,960,000 1,000,000 shares	—	31 Mar 2026
Wealthspring Capital LLC	13F Company 13F	3.7%	$8,585,819 862,030 shares	—	31 Mar 2026
MMCAP International Inc. SPC	13F Company 13F	3.5%	$7,968,000 800,000 shares	—	31 Mar 2026
HGC Investment Management Inc.	13F Company 13F	2.4%	$5,478,000 550,000 shares	—	31 Mar 2026
OMERS ADMINISTRATION Corp	13F Company 13F	1.7%	$3,984,000 400,000 shares	—	31 Mar 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.

Forms 3/4/5 flow

Insider trading overview

Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 05 Jul 2025.

Buys

Insiders: 0

Sells

Insiders: 0

Net

Shares: 0

Window

Last 12 months

4 rolling buckets

Buy value Sell value

Shares: 0 Shares: 0

Window (months)	Buy value	Sell value	Net value
0-3	$0	$0	$0
3-6	$0	$0	$0
6-9	$0	$0	$0
9-12	$0	$0	$0

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-3 of 3 reporting-owner rows connected to ITHAX Acquisition Corp III. Open a relationship link for the CIK-to-CIK filing trail.

Rows

Largest Forms 3/4/5 holder

ITHAX Acquisition Sponsor III LLC

Net 12M change

Latest report

11 Dec 2025

Name	Relationship	Valuation	Report Date
ITHAX Acquisition Sponsor III LLC	Director, 10%+ Owner	Mixed	11 Dec 2025
Rahul Vir	Director	Mixed	11 Dec 2025
Ioannis Tsoutsias	Director	Mixed	11 Dec 2025

Recent insider transactions for ITHAX Acquisition Corp III

Showing up to 300 recent insider transactions from the last 12 months.

Insider	Symbol	Class	Transaction	%	SEC-reported value	SEC-reported price	Shares	Shares owned	Date	Ownership
No insider transactions were found in the last 12 months for this issuer.

^* marks a reported price that did not pass the local price check.