The cluster shows a clear divergence: mega-passive funds are heavily accumulating while a prominent quant (Point72) is exiting. This suggests the stock may be entering a phase of broader institutional recognition, but the lack of active manager buying and the 45-day reporting lag warrant caution. Monitor upcoming earnings and any pipeline catalysts for confirmation.
Executive Summary
A strong institutional cluster emerged in CLDX during Q2 2026, with 31 buyers accumulating $175.2M in net new positions versus 11 sellers reducing by $107.6M. The buying was dominated by mega-passive funds (T. Rowe Price, Goldman Sachs, Vanguard) adding significant positions, while the selling was concentrated in a near-full exit by quant fund Point72 ($98.1M sold) and trims by D.E. Shaw and Balyasny. The net $67.6M inflow suggests broad institutional interest, but the 45-day reporting lag and heavy passive fund participation temper the signal.
Key Financial Metrics
Institutional Positions
Net institutional flow: $67.6M
▲ Buyers (31)
| Institution | Action | Change | Position Value | Value Δ |
|---|---|---|---|---|
| T. Rowe Price | DOUBLED | +124.6% | $174.3M | $108.2M |
| Goldman Sachs | ADD | +63.4% | $60.1M | $28.8M |
| Vanguard | ADD | +33.8% | $52.7M | $19.1M |
| Citigroup | ADD | +86.2% | $15.1M | $8.2M |
| UBS | ADD | +62.3% | $17.9M | $8.5M |
▼ Sellers (11)
| Institution | Action | Change | Prev Value | Value Δ |
|---|---|---|---|---|
| Point72 | NEAR_EXIT | -96.4% | $102.5M | -$98.1M |
| D.E. Shaw | TRIM | -66.3% | $1.7M | -$1.0M |
| Balyasny Asset Management | TRIM | -69.1% | $2.7M | -$1.7M |
| Connor, Clark & Lunn Investment Management | TRIM | -34.6% | $5.8M | -$1.4M |
| BNP Paribas Financial Markets | NEAR_EXIT | -82.3% | $5.6M | -$4.4M |
Key Facts
- 31 institutional buyers added $175.2M in net new positions; 11 sellers reduced by $107.6M
- T. Rowe Price doubled its stake, adding $108.2M to reach $174.3M — the largest single buyer
- Goldman Sachs added 63.4% ($28.8M increase) and Vanguard added 33.8% ($19.1M increase)
- Point72 nearly exited, selling 96.4% of its position worth $98.1M — the largest seller
- Other notable sellers: D.E. Shaw trimmed 66.3% ($1.0M), Balyasny trimmed 69.1% ($1.7M)
- Net institutional inflow of ~$67.6M across the cluster
- 13F data is as of June 30, 2026 — positions may have changed since
Financial Impact
31 institutions accumulated $325.1M in current holdings (net +$175.2M) while 11 sellers reduced by $107.6M, resulting in a net institutional inflow of approximately $67.6M
Risk Factors
- 13F data is 45+ days stale — the cluster may have already been unwound
- Heavy passive fund buying (T. Rowe, Vanguard, Goldman) may reflect index rebalancing rather than fundamental conviction
- Point72's near-full exit ($98.1M sold) is a significant contrarian signal from a sophisticated quant fund
- No insider buying corroboration was provided to strengthen the institutional signal
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-CLDX-2026-Q2 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 7, 2026 19d ago | SC 13G/A | $30.43 | awaiting T+60 | — | — |
Sep 22, 2026 4w ago | Institutional Cluster | $33.51 | awaiting T+60 | — | — |
Sep 22, 2026 5w ago | 8-K | $33.51 | awaiting T+60 | — | — |
Sep 22, 2026 5w ago | Press Release | $33.51 | awaiting T+60 | — | — |
Jun 14, 2026 19w ago | Press Release | $32.12 $38.10 | ▼ −18.62% | ▼ −18.22% | — |
Jun 14, 2026 19w ago | Press Release | $32.12 $38.10 | ▲ +18.62% | ▲ +18.22% | — |
Jun 11, 2026 19w ago | Institutional Cluster | $29.96 $39.12 | ▲ +30.57% | ▲ +26.75% | — |
Jun 10, 2026 19w ago | Press Release | $29.96 $39.12 | ▲ +30.57% | ▲ +26.75% | — |
May 7, 2026 24w ago | 8-K | $33.97 $39.05 | ▲ +14.95% | ▲ +10.11% | — |
May 7, 2026 24w ago | Press Release | $33.97 $39.05 | ▲ +14.95% | ▲ +10.11% | — |
US Market Status
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