Costar Group Inc
Top 10 Superinvestors by Shares Owned
This chart shows the top 10 superinvestors based on the number of shares they owned in 2025-Q4 and 2026-Q1. According to the most recent SEC 13F filing, 7 superinvestors own shares of Costar Group Inc (ur-31174), although recent data may remain incomplete due to pending filings.
Quarter-over-Quarter Change (%)
This chart highlights the quarter-over-quarter change (%) in the number of superinvestors holding Costar Group Inc (ur-31174), the total shares they held, and the total reported dollar value. It gives a clear view of whether there is ongoing momentum. The dotted lines at the top and bottom adjust longer bars to keep smaller data points visible for better comparison.
Superinvestors' Activity (%) Over the Last 4 Quarters
This chart shows superinvestors' activity with Costar Group Inc (ur-31174) over the last four quarters, highlighting the percentage of investors who added, increased, decreased, held, or exited their positions, revealing shifts in sentiment over time.
Superinvestors' Past Actions
This chart displays superinvestors' past actions with Costar Group Inc (ur-31174) over the last 10 years (40 quarters), helping to visualize the collective momentum and investment trends over time.
Superinvestors ownership
| Superinvestor | Portfolio % | Reported Value | Recent Activity |
|---|---|---|---|
Kyle Tondo-Kramer@Group One Trading Llc
| 0.03% | $10.892M↑ Call 270,000 shares@ 40.34 avg price | Decreased -26.84% |
Laura Taylor@Imc-chicago, Llc
| 0.01% | $7.205M↑ Call 178,600 shares@ 40.34 avg price | Increased 76.14% |
Dennis Kerlin@Simplex Trading, Llc
| 0.01% | $3.869M↑ Call 95,900 shares@ 40.34 avg price | Decreased -46% |
Michael T. Lees@Jpmorgan Chase & Co
| 0.01% | $339,304↑ Call 8,300 shares@ 40.88 avg price | New Position |
Phil Giovannetti@Landmark Investment Partners, L.p.
| 8.8% | $12.251M↑ Call 3,037 shares@ 4034.0 avg price | New Position |
Aryn Sands@Baer Investment Advisory Llc
| 1.2% | $1.194M↑ Call 1,421 shares@ 840.57 avg price | New Position |
Tatiana Grecco@Itau Unibanco Holding S.a.
| 0.01% | $49,471↑ Call 364 shares@ 135.91 avg price | New Position |
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