Sirius XM Holdings Inc.
US ˙ NasdaqGS ˙ US82968B1035

SecuritySIRI / Sirius XM Holdings Inc.
InstitutionSquarepoint Ops LLC
Latest Disclosed Ownership44,994 shares
Latest Disclosed Value $ 1,038,462
Squarepoint Ops LLC ownership in SIRI / Sirius XM Holdings Inc.

On May 15, 2026 - Squarepoint Ops LLC filed a 13F-HR form disclosing ownership of 44,994 shares of Sirius XM Holdings Inc. (US:SIRI) valued at $1,038,462 USD as of March 31, 2026. The entity filed a previous 13F-HR on November 14, 2025 disclosing 0 shares of Sirius XM Holdings Inc.. The current value of the position is $1,263,432 USD.

Squarepoint Ops LLC has a history of taking positions in derivatives of the underlying security (SIRI) in the form of stock options. The firm currently holds call options representing 0 of underlying shares valued at $0 USD and put options representing 0 of underlying shares valued at $0 USD .

Note: prior versions of this page mistakenly stated that the share values represented the number of options, not the number of underlying shares. For more information on the data backing these reports, please see the SEC document Frequently Asked Questions About Form 13F.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Institutional Put/Call Ratios
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In addition to reporting standard equity and debt issues, institutions with more than 100MM assets under management must also disclose their put and call option holdings. Since put options generally indicate negative sentiment, and call options indicate positive sentiment, we can get a sense of the overall institutional sentiment by plotting the ratio of puts to calls. The chart to the right plots the historical put/call ratio for this instrument.

Using Put/Call Ratio as an indicator of investor sentiment overcomes one of the key deficiencies of using total institutional ownership, which is that a significant amount of assets under management are invested passively to track indices. Passively-managed funds do not typically buy options, so the put/call ratio indicator more closely tracks the sentiment of actively-managed funds.

SIRI / Sirius XM Holdings Inc. Historical Put/Call Ratio
Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-15 2026-03-31 13F SIRIUSXM HOLDINGS COMMON STOCK 829933100 44,994 44,994 1,038 0.0012
2025-11-14 2025-09-30 13F SIRIUSXM HOLDINGS COMMON STOCK 829933100 0 -48,674 -100.00 0 -100.00
2025-08-27 2025-06-30 13F/A-1 SIRIUSXM HOLDINGS COMMON STOCK 829933100 48,674 -51,173 -51.25 1,118 -50.33 0.0012
2025-08-14 2025-06-30 13F SIRIUSXM HOLDINGS COMMON STOCK 829933100 48,674 -51,173 1,118 0.0012
2025-08-27 2025-03-31 13F/A-1 SIRIUSXM HOLDINGS COMMON STOCK 829933100 99,847 -127,747 -56.13 2,251 -56.62 0.0027
2025-05-15 2025-03-31 13F SIRIUSXM HOLDINGS COMMON STOCK 829933100 99,847 -127,747 2,251 0.0027
2025-02-14 2024-12-31 13F SIRIUSXM HOLDINGS COMMON STOCK 829933100 227,594 192,221 543.41 5,189 520.69 0.0051
2024-11-14 2024-09-30 13F SIRIUSXM HOLDINGS COMMON STOCK 829933100 35,373 35,373 837 0.0013
Disclosed Call Options
File
Date
Effective
Date
Form Security Class ID Opt Avg Share
Price
Shares ΔShares
(%)
Value
(x1000)
ΔValue
(%)
Prior Allocation
(%)
Allocation
(%)
ΔAllocation
(%)
Cost Basis
(x1000)
Profit
(x1000)
Return
(%)
2026-02-13 2025-12-31 13F SIRIUSXM HOLDINGS COMMON STOCK Call 0 -100.00 0 -100.00 n/a n/a n/a
2025-11-14 2025-09-30 13F SIRIUSXM HOLDINGS COMMON STOCK Call 8,800 205 n/a n/a n/a
2025-08-27 2025-06-30 13F/A SIRIUSXM HOLDINGS COMMON STOCK Call 0 -100.00 0 -100.00 n/a n/a n/a
2025-08-14 2025-06-30 13F SIRIUSXM HOLDINGS COMMON STOCK Call 0 0 n/a n/a n/a
2025-08-27 2025-03-31 13F/A SIRIUSXM HOLDINGS COMMON STOCK Call 28,300 -4.07 638 -5.06 n/a n/a n/a
2025-05-15 2025-03-31 13F SIRIUSXM HOLDINGS COMMON STOCK Call 28,300 638 n/a n/a n/a
2025-02-14 2024-12-31 13F SIRIUSXM HOLDINGS COMMON STOCK Call 29,500 673 n/a n/a n/a
Disclosed Put Options
File
Date
Effective
Date
Form Security Class ID Opt Avg Share Price Shares ΔShares
(%)
Value
(x1000)
ΔValue
(%)
Prior Allocation
(%)
Allocation
(%)
ΔAllocation
(%)
Cost Basis
(x1000)
Profit
(x1000)
Return
(%)
2026-02-13 2025-12-31 13F SIRIUSXM HOLDINGS COMMON STOCK Put 0 -100.00 0 -100.00 n/a n/a n/a
2025-11-14 2025-09-30 13F SIRIUSXM HOLDINGS COMMON STOCK Put 14,100 328 n/a n/a n/a
2025-08-27 2025-06-30 13F/A SIRIUSXM HOLDINGS COMMON STOCK Put 0 -100.00 0 -100.00 n/a n/a n/a
2025-08-14 2025-06-30 13F SIRIUSXM HOLDINGS COMMON STOCK Put 0 0 n/a n/a n/a
2025-08-27 2025-03-31 13F/A SIRIUSXM HOLDINGS COMMON STOCK Put 32,100 -83.32 724 -83.52 n/a n/a n/a
2025-05-15 2025-03-31 13F SIRIUSXM HOLDINGS COMMON STOCK Put 32,100 724 n/a n/a n/a
2025-02-14 2024-12-31 13F SIRIUSXM HOLDINGS COMMON STOCK Put 192,400 4,387 n/a n/a n/a
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.