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CastleKnight Management LP

Position in SIRI — Sirius Xm Holdings Inc.

CIK 1835751 New York, NY

Position in SIRI

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$9,548,196
+$6,768,196 QoQ
Shares Held
413,700
+197.6% QoQ
Ownership
0.123%
of shares outstanding
% of Portfolio
0.43%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2025
3 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in SIRI Over Time

Shares Held

Position Value (USD)

Position in Entertainment

Communication Services · as of Mar 31, 2026

CastleKnight Management LP holds $85,639,636 across 8 Entertainment names. SIRI ranks #3 (11.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 SIRI
Sirius Xm Holdings Inc.
This page
413,700 $9,548,196

All Filings in SIRI

Export CSV
3 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $9,548,196 413,700
2025-12-31 $2,780,000 139,000
2025-09-30 $1,201,248 51,600