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Magnetar Financial LLC

Position in ONCH — 1RT Acquisition Corp.

CIK 1352851 EVANSTON, IL

Position in ONCH

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$1,025,000
+$11,000 QoQ
Shares Held
125,000
0.0% QoQ
Ownership
0.580%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#38
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

Magnetar Financial LLC holds $1,947,232,949 across 223 Shell Companies names. ONCH ranks #194 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ONCH

Export CSV
7 filing rows on record
Report Date Value (USD) Shares
2026-06-30 ONCHW 25,000
2026-06-30 $1,025,000 100,000
2026-03-31 ONCHW 25,000
2026-03-31 $1,014,000 100,000
2025-12-31 ONCHW 25,000
2025-12-31 $1,020,000 100,000
2025-09-30 ONCHU $1,055,000 100,000