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TEXAS TREASURY SAFEKEEPING TRUST CO

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13F filer, CIK 1176347, AUSTIN, TX

TEXAS TREASURY SAFEKEEPING TRUST CO reported $767,789,000 across 3 holdings for the quarter ended 2025-12-31, in a 13F-HR/A filed 2026-07-24.

Filed (acceptance time not in the bulk data set), ingested 13F-HR/A 0001176347-26-000007

A NEW HOLDINGS amendment repeated most of the original and was read as a restatement (H3).

Period
2025-12-31
Reported value
$768M
Holdings
3
Top 10 weight
100%
New
1
Sold out
0

Largest buys vs the previous quarter

SecurityShares changeApprox. value
SPYadded+59,839$40.8M
IBITnew+197,844$9.82M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

None.

Holdings, Q4 2025

Share positions as resolved from 13F-HR/A 0001176347-26-000007, largest first. % of portfolio is the value over $767,789,000, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
SPYSTATE STR SPDR S&P 500 ETF TQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 778,789 shares; 2024Q4: 794,302 shares; 2025Q1: 940,588 shares; 2025Q2: 940,588 shares; 2025Q3: 1,002,174 shares; 2025Q4: 1,062,013 shares 1,062,013$724M94.32%+59,839Timeline
VNLAJANUS DETROIT STR TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,299,203 shares; 2024Q4: 1,299,203 shares; 2025Q1: 1,299,203 shares; 2025Q2: 686,991 shares; 2025Q3: 686,991 shares; 2025Q4: 686,991 shares 686,991$33.8M4.4%0Timeline
IBITISHARES BITCOIN TRUST ETFQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 197,844 shares 197,844$9.82M1.28%newTimeline

How Q4 2025 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001176347-26-000001 superseded2026-02-13acceptance time not in the bulk data set
13F-HR/A 0001176347-26-000007 basenew holdings2026-07-24acceptance time not in the bulk data set