Institutional Manager · CIK 0001176347
TEXAS TREASURY SAFEKEEPING TRUST CO
AUSTIN, TX · File #028-10253
Latest AUM
$757,966
Positions
2
Top-10 Concentration
100.0%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| ADD | SPDR | SPY | +59,839 | +$40,805 | +$15,775 |
| REDUCE | Janus Henderson | 47103U886 | 0 | $0 | -$103 |
Filing History
- 13F HOLDINGS REPORTQ/E Dec 20252 pos · $757,966
- 13F HOLDINGS REPORTQ/E Sep 20252 pos · $701,489
- 13F HOLDINGS REPORTQ/E Jun 20254 pos · $630,814
- 13F HOLDINGS REPORTQ/E Mar 20255 pos · $1.2M
- 13F HOLDINGS REPORTQ/E Dec 202410 pos · $3.0M
- 13F HOLDINGS REPORTQ/E Sep 202410 pos · $2.8M
- 13F HOLDINGS REPORTQ/E Jun 202410 pos · $2.5M
- 13F HOLDINGS REPORTQ/E Mar 202410 pos · $68.9M
- 13F HOLDINGS REPORTQ/E Dec 20239 pos · $439,921
Top 2 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | SPDR | SPY | 1,062,013 | $724,208 | 95.55% |
| 2 | Janus Henderson | 47103U886 | 686,991 | $33,758 | 4.45% |