The cluster shows active managers adding exposure despite a net dollar outflow from two large sellers. Watch for Q4 2026 13F filings to see if the buying trend continues or if the sellers' exit was a leading indicator.
Executive Summary
Six institutional investors increased their ASTS positions in Q3 2026, with two doubling their stakes, while two others nearly exited. Aggregate net buying was modest at $1.8M, but the directional conviction is positive. The cluster is dominated by asset managers, not passive funds, lending weight to the signal.
Key Financial Metrics
Institutional Positions
Net institutional flow: -$1.4M
▲ Buyers (6)
| Institution | Action | Change | Position Value | Value Δ |
|---|---|---|---|---|
| Concurrent Investment Advisors | DOUBLED | +329.5% | $2.9M | $1.9M |
| Robeco Institutional Asset Management B.v. | DOUBLED | +198% | $953.0K | $470.0K |
| Fjarde Ap-Fonden /Fourth Swedish National | ADD | +35.9% | $5.0M | -$550.0K |
▼ Sellers (2)
| Institution | Action | Change | Prev Value | Value Δ |
|---|---|---|---|---|
| Pensiondanmark Pensionsforsikringsaktieselskab | NEAR_EXIT | -85% | $3.0M | -$2.7M |
| Prime Capital Investment Advisors | NEAR_EXIT | -75.5% | $1.4M | -$1.2M |
Key Facts
- 6 institutional buyers added $1.8M net, with Concurrent Investment Advisors and Robeco both doubling their positions.
- 2 sellers reduced holdings by $3.8M, including Pensiondanmark cutting 85% of its stake.
- Net aggregate institutional activity was positive at $1.8M, but total buying ($2.4M) was less than total selling ($3.8M) in absolute terms.
- All participants are active asset managers; no passive/index funds in the cluster.
Financial Impact
6 institutions accumulated $2.4M in new positions while 2 reduced holdings by $3.8M, for a net negative $1.4M. However, the buyer count and conviction (two doublings) suggest a bullish thesis.
Risk Factors
- 13F data is 45+ days stale; positions may have been unwound since quarter-end.
- Net dollar flow is negative ($1.4M outflow) despite more buyers — the two sellers' exits were larger in dollar terms.
- ASTS is a high-volatility pre-revenue space stock; institutional moves may be tactical, not fundamental.
Investment Themes
Documents Analyzed
This report is based on 1 institutional 13F filing from SEC EDGAR.
| Document | Accession Number |
|---|---|
| INST-CLUSTER Data (Synthetic) | inst-cluster-ASTS-2026-Q3 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 21, 2026 5d ago | Institutional Cluster | $38.77 | awaiting T+60 | — | — |
Oct 20, 2026 6d ago | 8-K | $40.90 | awaiting T+60 | — | — |
Sep 17, 2026 5w ago | Insider Cluster | $58.52 | awaiting T+60 | — | — |
Aug 15, 2026 10w ago | Institutional Cluster | $71.14 | awaiting T+60 | — | — |
Jun 22, 2026 18w ago | 144 | $72.87 $59.27 | ▲ +18.66% | ▲ +21.91% | — |
Jun 12, 2026 19w ago | Insider Cluster | $87.57 $62.42 | ▼ −28.72% | ▼ −29.72% | — |
Jun 12, 2026 19w ago | Insider Cluster | $87.57 $62.42 | ▼ −28.72% | ▼ −29.72% | — |
Jun 12, 2026 19w ago | Institutional Cluster | $82.41 $66.12 | ▼ −19.77% | ▼ −23.03% | — |
May 20, 2026 22w ago | 144 | $96.23 $71.14 | ▼ −26.07% | ▼ −30.37% | — |
May 13, 2026 23w ago | 144 | $83.01 $68.76 | ▼ −17.17% | ▼ −20.76% | — |
US Market Status
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