CSGP
COSTAR GROUP INCData as of 2026 Q2 (06-30) · 13F snapshot
Summary
COSTAR GROUP INC (CSGP) is held as common stock by 6 tracked hedge-fund managers, with a combined reported value of ~$82.34M; the largest are Izzy Englander, Ken Griffin, Joel Greenblatt. 4 tracked managers also disclosed PUT or CALL positions, reported separately below. This quarter: 2 new, 3 added, 1 trimmed, 1 closed. 20 public STOCK Act / OGE trade disclosures are on record. Data as of 2026 Q2, from public SEC 13F filings, delayed up to ~45 days.
Attention · MediumThis quarter · Heating up
Common-stock holders64 also report options
Congress trades20
Price$27.02vs quarter-end-4.59%
Sectors0
This quarter's moves
Top holderNew2
Added3
Trimmed / sold2
Izzy EnglanderCommon-stock positions
PUT and CALL disclosures are excluded from these holder counts and values.
| Investor | Value | % of portfolio | Action |
|---|
PUT / CALL disclosures
Reported separately: 13F option values are not common-stock ownership and do not reveal the full strategy or economic exposure.
Value $8.26M— of portfolio291,6002026 Q2
Value $5.79M— of portfolio204,4002026 Q2
Value $3.04M— of portfolio107,3002026 Q2
Value $2.08M— of portfolio73,6002026 Q2
Value $1.65M— of portfolio58,4002026 Q2
Value $574.9K— of portfolio20,3002026 Q2
Value $461.6K— of portfolio16,3002026 Q2
Value $11.3K— of portfolio4002026 Q2
| Investor | Value | % of portfolio | Action |
|---|---|---|---|
| Ken GriffinCALL | $8.26M | — | — |
| Ken GriffinPUT | $5.79M | — | — |
| Izzy EnglanderCALL | $3.04M | — | — |
| Paul Tudor JonesCALL | $2.08M | — | — |
| Paul Tudor JonesPUT | $1.65M | — | — |
| Steven CohenPUT | $574.9K | — | — |
| Izzy EnglanderPUT | $461.6K | — | — |
| Steven CohenCALL | $11.3K | — | — |
Public SEC 13F filings may appear up to 45 days after quarter-end; STOCK Act / OGE trade filings are generally due within 45 days but may be late. Partial data only — research, not investment advice.