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CSS LLC/IL

Position in SIRI — Sirius Xm Holdings Inc.

CIK 1103646 CHICAGO, IL

Position in SIRI

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$221,544
+$110,104 QoQ
Shares Held
9,599
+72.3% QoQ
Ownership
0.003%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2024
7 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)

Derivatives in SIRI

reported options exposure · as of Mar 31, 2026
CallValue
$230,800
CallShares
10,000
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Entertainment

Communication Services · as of Mar 31, 2026

CSS LLC/IL holds $7,548,788 across 8 Entertainment names. SIRI ranks #7 (2.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 SIRI
Sirius Xm Holdings Inc.
This page
9,599 $221,544

All Filings in SIRI

Export CSV
19 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $221,544 9,599
2026-03-31 $230,800 10,000
2025-12-31 $68,060 3,403
2025-12-31 $111,440 5,572
2025-12-31 $416,000 20,800
2025-09-30 $79,221 3,403
2025-09-30 $891,624 38,300
2025-09-30 $344,800 14,811
2025-06-30 $180,130 7,842
2025-06-30 $477,776 20,800
2025-06-30 $78,166 3,403
2025-03-31 $196,523 8,715
2025-03-31 $469,040 20,800
2024-12-31 $2,714,317 119,049
2024-12-31 $553,128 24,260
2024-12-31 $1,550,035 67,984
2024-09-30 $8,812,841 372,636
2024-09-30 $3,286,380 138,959
2024-09-30 $712,172 30,113