The cluster is mixed but dollar-weighted toward accumulation, with Bank Of New York Mellon's doubling (+$41.6M) as the standout signal. However, the presence of two near-exits (Walleye Capital, Mitsubishi UFJ) and Citigroup's large trim tempers conviction. Monitor for a follow-up 13F filing next quarter to see if the buying was sustained or reversed — the 45-day reporting lag means these positions may already be unwound. The insider buy ($613K) provides modest corroboration but is not decisive given the mixed institutional picture.
Executive Summary
A mixed institutional cluster in LUMN for 2026-Q2 shows 7 buyers accumulating $52.5M net (led by Bank Of New York Mellon adding $41.6M) against 6 sellers trimming $15.2M (led by Citigroup cutting $6.9M). The buying is dominated by large active asset managers, but the selling includes notable near-exits from Walleye Capital and Mitsubishi UFJ. The cluster's mixed net direction, combined with a 63% historical win rate on LUMN reports and a score calibration showing poor bullish outcomes at high impact scores, suggests cautious interpretation despite the strong dollar-weighted buying.
Key Financial Metrics
Institutional Positions
Net institutional flow: $52.5M
▲ Buyers (7)
| Institution | Action | Change | Position Value | Value Δ |
|---|---|---|---|---|
| Bank Of New York Mellon | ADD | +87.2% | $80.6M | $41.6M |
| Russell Investments Group | ADD | +50.1% | $10.0M | $4.0M |
| Congress Asset Management | DOUBLED | +131.3% | $7.5M | $4.6M |
| Gateway Investment Advisers | DOUBLED | +810.5% | $1.2M | $1.1M |
| Strs Ohio | ADD | +48.9% | $1.3M | $507.0K |
▼ Sellers (6)
| Institution | Action | Change | Prev Value | Value Δ |
|---|---|---|---|---|
| Citigroup | TRIM | -40.2% | $20.4M | -$6.9M |
| Mitsubishi Ufj Trust & Banking | NEAR_EXIT | -81.6% | $5.2M | -$4.1M |
| Walleye Capital | NEAR_EXIT | -95.1% | $3.0M | -$2.9M |
| Walleye Trading | TRIM | -41.9% | $1.3M | -$475.1K |
| Commonwealth Equity Services | TRIM | -47% | $1.1M | -$438.7K |
Key Facts
- 7 buyers added $52.5M net in LUMN during 2026-Q2, led by Bank Of New York Mellon doubling its stake (+$41.6M to $80.6M)
- 6 sellers trimmed $15.2M, with Citigroup cutting $6.9M (-40.2%) and Walleye Capital nearly exiting (-95.1%)
- Top holder State Street ($369M) and Vaughan Nelson ($42M) had no disclosed changes in this cluster
- Insider confluence score 77/100 with 1 open-market C-suite buy of $613K in the prior 30 days
- Historical win rate on LUMN reports is 63% at T+20, but score calibration shows score-8+ bullish calls have <40% observed up-move probability
Financial Impact
7 institutional buyers accumulated $52.5M net in LUMN during Q2 2026, while 6 sellers reduced holdings by $15.2M
Risk Factors
- 13F data is 45+ days stale — the cluster may have already been unwound
- Mixed net direction with significant selling from Citigroup and near-exits from two funds
- Score calibration shows poor historical outcomes for high-score bullish calls on this filing type (score-8 observed up-move probability only 38%)
- LUMN has 12 Hold, 3 Sell, 2 Strong Sell analyst ratings — only 6% bullish consensus
Market Snapshot
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-LUMN-2026-Q2 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 8, 2026 7w ago | Institutional Cluster | $6.64 $6.64 | · 0.00% | ▲ +0.91% | — |
Aug 6, 2026 8w ago | Insider Buy | $6.24 $6.77 | ▲ +8.49% | ▲ +8.89% | — |
May 27, 2026 18w ago | 8-K | $10.87 $8.32 | ▼ −23.46% | ▼ −21.56% | — |
May 20, 2026 19w ago | 8-K | $9.31 $8.20 | ▼ −11.92% | ▼ −12.66% | — |
May 14, 2026 20w ago | 8-K | $10.34 $8.49 | ▼ −17.89% | ▼ −17.03% | — |
Apr 16, 2026 24w ago | 8-K | $8.51 $9.40 | ▲ +10.46% | ▲ +4.64% | — |
Apr 16, 2026 24w ago | 8-K | $8.51 $9.40 | ▲ +10.46% | ▲ +4.64% | — |
US Market Status
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