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WHITEBOX ADVISORS LLC

Position in ONCH — 1RT Acquisition Corp.

CIK 1257391 MINNEAPOLIS, MN

Position in ONCH

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$2,665,000
+$28,600 QoQ
Shares Held
325,000
0.0% QoQ
Ownership
1.51%
of shares outstanding
% of Portfolio
0.14%
of 13F equity value
Holder Rank
#15
of 71 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ONCH Over Time

Shares Held

Position Value (USD)

Position in Shell Companies

Financial Services · as of Jun 30, 2026

WHITEBOX ADVISORS LLC holds $576,080,050 across 224 Shell Companies names. ONCH ranks #102 (0.5% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ONCH

Export CSV
8 filing rows on record
Report Date Value (USD) Shares
2026-06-30 ONCHW 65,000
2026-06-30 $2,665,000 260,000
2026-03-31 ONCHW 65,000
2026-03-31 $2,636,400 260,000
2025-12-31 ONCHW 65,000
2025-12-31 $2,652,000 260,000
2025-09-30 ONCHW 65,000
2025-09-30 $2,717,000 260,000