The uniform buying in JPST likely reflects a tactical shift toward ultra-short-duration fixed income amid rate uncertainty. Monitor upcoming Fed decisions and money-market fund flows for confirmation of this thesis. The 45-day reporting lag means positions may have already been adjusted.
Executive Summary
Four asset managers increased their positions in JPST during Q3 2026, with aggregate holdings rising by $81.3M to $183.0M. The buying is concentrated in a single ultra-short-term bond ETF, suggesting a shared view on short-duration fixed income or cash management.
Key Financial Metrics
Institutional Positions
Net institutional flow: $81.3M
▲ Buyers (4)
| Institution | Action | Change | Position Value | Value Δ |
|---|---|---|---|---|
| Assetmark | ADD | +80.5% | $161.7M | $71.8M |
| Concurrent Investment Advisors | ADD | +85.4% | $15.9M | $7.3M |
| Td Waterhouse Canada | ADD | +73% | $5.3M | $2.2M |
| Mather Group | DOUBLED | +640% | $9.0K | $8.0K |
Key Facts
- 4 institutional buyers, 0 sellers in Q3 2026
- Aggregate holdings increased by $81.3M to $183.0M
- Largest buyer: Assetmark added $71.8M (+80.5%) to reach $161.7M
- Concurrent Investment Advisors added $7.3M (+85.4%) to $15.9M
- Td Waterhouse Canada added $2.2M (+73.0%) to $5.3M
- Mather Group doubled a tiny position (+$8K) to $9K
Financial Impact
4 institutions accumulated $81.3M in JPST during Q3 2026, bringing total disclosed holdings to $183.0M. No institutional selling was reported.
Risk Factors
- 13F data is stale by 45 days; positions may have been reversed since quarter-end
- All buyers are asset managers, not hedge funds or activists — signal is moderate conviction
- JPST is an ultra-short bond ETF; institutional flows here often reflect cash management, not a strong directional bet
Documents Analyzed
This report is based on 1 institutional 13F filing from SEC EDGAR.
| Document | Accession Number |
|---|---|
| INST-CLUSTER Data (Synthetic) | inst-cluster-JPST-2026-Q3 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 27, 2026 today | Institutional Cluster | $50.37 | awaiting T+1 | — | — |
Oct 21, 2026 6d ago | Institutional Cluster | $50.38 $50.36 | ▼ −0.04% | ▲ +0.48% | — |
US Market Status
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