Q3 2026 13F · SEC CIK 1948391
Japan Science & Technology Agency
Investment managerFiled 2026-10-16 for Q3 2026. Open the filing ↗ · All SEC filings ↗
- Reported 13F value
- $5.5B
- Reported positions
- 13
- Top holdings a year, 3 yrs
- +4.2%
- Average holding period
- 2.8 yrs
Japan Science & Technology Agency is an investment manager that reported 13 positions worth $5.5B in its Q3 2026 13F, filed 2026-10-16. Its largest holdings were Ishares Tr (HYG, 18.1%), Ishares Tr (LQD, 15.8%), Ishares Tr (IVV, 14.7%). 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 13 positions.
Weights are shares of the filer's total reported 13F value, compared with Q2 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 Tr | 18.1% | +11.2% | $999.1M |
| LQDIshares Tr | 15.8% | +0.0% | $869.2M |
| IVVIshares Tr | 14.7% | +24.6% | $808.7M |
| IEMGIshares Inc | 10.9% | +18.3% | $602.3M |
| USHYiShares Broad USD High Yield Corporate B | 9.3% | +0.0% | $511.5M |
| RSPInvesco Exchange Traded Fd T | 7.4% | -22.7% | $408.7M |
| JNKSpdr Series Trust | 4.9% | +0.0% | $269.0M |
| QQQInvesco Qqq Tr | 4.3% | +0.0% | $236.0M |
| EMBIshares Tr | 4.1% | +0.0% | $227.1M |
| VUGVanguard Index Fds | 3.4% | +0.0% | $189.7M |
| SHYGIshares Tr | 3.3% | +0.0% | $183.6M |
| QQQMInvesco Exch Traded Fd Tr II | 2.4% | — | $130.0M |
| VTVVanguard Index Fds | 1.4% | +0.0% | $77.2M |
What Japan Science & Technology Agency bought and sold in Q3 2026, against Q2 2026.
New positions
- QQQM Invesco Exch Traded Fd Tr II2.4% of 13F
Added to
- IVV Ishares Tr+24.6% shares
- IEMG Ishares Inc+18.3% shares
- HYG Ishares Tr+11.2% shares
Reduced
- RSP Invesco Exchange Traded Fd T-22.7% shares
Sold out
Nothing sold out.
Share counts compared with the Q2 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, bought the trading day after each 13F was filed and held until the next one was: what copying this filer could have earned. 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 |
|---|---|---|
| Q3 2026 | $5.5B | 13 |
| 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 |
Questions about Japan Science & Technology Agency's portfolio
What stocks does Japan Science & Technology Agency own?
Japan Science & Technology Agency's latest 13F, for Q3 2026 and filed Oct 16, 2026, lists 13 positions worth $5.5B. The largest are Ishares Tr (HYG) at 18.1%, Ishares Tr (LQD) at 15.8%, Ishares Tr (IVV) at 14.7%, Ishares Inc (IEMG) at 10.9% and iShares Broad USD High Yield Corporate B (USHY) at 9.3%.
What did Japan Science & Technology Agency buy last quarter?
In Q3 2026, Japan Science & Technology Agency added a new position in Invesco Exch Traded Fd Tr II (QQQM), Ishares Tr (IVV) (+24.6% shares), Ishares Inc (IEMG) (+18.3% shares) and Ishares Tr (HYG) (+11.2% shares), compared with its Q2 2026 filing.
What did Japan Science & Technology Agency sell last quarter?
In Q3 2026, Japan Science & Technology Agency Invesco Exchange Traded Fd T (RSP) (-22.7% shares), compared with its Q2 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 Dec 31, 2026 is due by Feb 14, 2027; this page updates the day after it is published.