Q2 2026 13F · SEC CIK 1948391
Japan Science & Technology Agency
Investment managerFiled 2026-07-31 for Q2 2026. Open the filing ↗ · All SEC filings ↗
- Reported 13F value
- $5.3B
- Reported positions
- 12
- Top holdings a year, 3 yrs
- +4.2%
- Average holding period
- 2.6 yrs
Japan Science & Technology Agency is an investment manager that reported 12 positions worth $5.3B in its Q2 2026 13F, filed 2026-07-31. Its largest holdings were Ishares Trust (HYG, 17.6%), Ishares Tr (LQD, 17.5%), Ishares Core S&p 500 ETF (IVV, 12.0%). A portfolio copying its top holdings returned 4.2% a year over the last 3 years, against 20.4% for the S&P 500.
Japan Science & Technology Agency holdings all 12 positions.
Weights are shares of the filer's total reported 13F value, compared with Q1 2026. Share changes may reflect splits; weight changes also reflect price moves. A 13F shows long US-listed positions only, up to 135 days after the fact.
| Stock | % of 13F value | Share change | Reported value |
|---|---|---|---|
| HYGIshares Trust | 17.6% | +12.0% | $930.9M |
| LQDIshares Tr | 17.5% | +0.0% | $927.8M |
| IVVIshares Core S&p 500 ETF | 12.0% | +0.0% | $634.9M |
| RSPInvesco S&p 500 Equal Weight ETF | 10.2% | -10.6% | $540.8M |
| USHYIshares Tr | 10.0% | +0.0% | $530.1M |
| IEMGIshares | 9.8% | +35.7% | $519.5M |
| JNKState Street Spdr Bloomberg High Yield B | 5.3% | +0.0% | $279.5M |
| EMBIshares Tr | 4.6% | +0.0% | $241.1M |
| QQQInvesco Qqq Tr | 4.4% | +0.0% | $235.0M |
| SHYGIshares Tr | 3.6% | +0.0% | $188.7M |
| VUGVanguard Indx Fd | 3.4% | +500.0% | $181.4M |
| VTVVanguard Value ETF | 1.5% | +0.0% | $77.9M |
What Japan Science & Technology Agency bought and sold in Q2 2026, against Q1 2026.
New positions
No new positions among the largest holdings.
Added to
- VUG Vanguard Indx Fd+500.0% shares
- IEMG Ishares+35.7% shares
- HYG Ishares Trust+12.0% shares
Reduced
- RSP Invesco S&p 500 Equal Weight ETF-10.6% shares
Sold out
Nothing sold out.
Share counts compared with the Q1 2026 13F; a split also changes share counts.
How the holdings did against the S&P 500.
- 1 year
- +6.0% /yr
- S&P 500 +20.1%
- 3 years
- +4.2% /yr
- S&P 500 +20.4%
- 5 years
- —
A portfolio of the filer's 20 largest 13F positions, weighted by value and rebuilt each quarter on the day the filing became public. 13Fs show long US-listed positions only, so this is an estimate of the stock picks, not the fund's reported returns.
Reported 13F value by quarter.
| Quarter | 13F value | Positions |
|---|---|---|
| Q2 2026 | $5.3B | 12 |
| Q1 2026 | $4.8B | 12 |
| Q4 2025 | $5.4B | 12 |
| Q3 2025 | $5.6B | 13 |
| Q2 2025 | $6.3B | 13 |
| Q1 2025 | $6.5B | 13 |
| Q4 2024 | $5.8B | 11 |
| Q3 2024 | $7.6B | 13 |
| Q2 2024 | $7.2B | 12 |
| Q1 2024 | $8.1B | 12 |
| Q4 2023 | $9.2B | 12 |
| Q3 2023 | $8.8B | 11 |
Questions about Japan Science & Technology Agency's portfolio
What stocks does Japan Science & Technology Agency own?
Japan Science & Technology Agency's latest 13F, for Q2 2026 and filed Jul 31, 2026, lists 12 positions worth $5.3B. The largest are Ishares Trust (HYG) at 17.6%, Ishares Tr (LQD) at 17.5%, Ishares Core S&p 500 ETF (IVV) at 12.0%, Invesco S&p 500 Equal Weight ETF (RSP) at 10.2% and Ishares Tr (USHY) at 10.0%.
What did Japan Science & Technology Agency buy last quarter?
In Q2 2026, Japan Science & Technology Agency added Vanguard Indx Fd (VUG) (+500.0% shares), Ishares (IEMG) (+35.7% shares) and Ishares Trust (HYG) (+12.0% shares), compared with its Q1 2026 filing.
What did Japan Science & Technology Agency sell last quarter?
In Q2 2026, Japan Science & Technology Agency Invesco S&p 500 Equal Weight ETF (RSP) (-10.6% shares), compared with its Q1 2026 filing.
How has Japan Science & Technology Agency's portfolio performed?
A portfolio copying Japan Science & Technology Agency's 20 largest 13F holdings each quarter, from the day each filing was public, returned +4.2% a year over the last 3 years, against +20.4% for the S&P 500. Over 1 year: +6.0% against +20.1%.
When is Japan Science & Technology Agency's next 13F filing due?
13F filings are due 45 days after each quarter ends. Japan Science & Technology Agency's filing for the quarter ending Sep 30, 2026 is due by Nov 14, 2026; this page updates the day after it is published.