CSGP
CoStar Group Inc
CoStar Group Inc historical holders
total: 11
ShawSpring Partners CoStar Group Inc transactions over time
- Total transactions:
- 6
- New positions:
- 1
- Added:
- 3
- Reduced:
- 2
- Held since:
- 2024 Q4
- Held for:
- 6 quarters
- Latest activity:
- 2026 Q1
Dennis Hong has been an institutional investor in CoStar Group Inc (CSGP) since 2024 Q4. According to 2026 Q1 report, Dennis Hong holds 339,081 shares with a market value of roughly $13.68M representing 5.11% of their equity portfolio. The fund/company first acquired CSGP in 2024 Q4, initially purchasing 909,803 shares. Since the initial investment, ShawSpring Partners has made 5 more transactions in this position.
Does Dennis Hong still hold CSGP?
Yes, Dennis Hong continues to hold CoStar Group Inc (CSGP). According to their 2026 Q1 report, they maintain a position of 339,081 shares valued at approximately $13.68M, representing 5.11% of their equity portfolio.
When did Dennis Hong first invest in CSGP?
Dennis Hong first invested in CoStar Group Inc (CSGP) in 2024 Q4 at the reported quarter-end price of $71.59 per share, acquiring 909,803 shares in their initial purchase.
What is Dennis Hong's average cost basis for CSGP?
Based on historical transaction data, Dennis Hong's estimated cost basis for CoStar Group Inc (CSGP) is approximately $73.98 per share. This represents their average reported price* across all buy transactions.
Estimated cost basis*
- Weighted AVG buy price:
- $73.98
- Weighted AVG sell price:
- $59.12
CSGP transactions history by ShawSpring Partners
6 results
| Period |
% of portfolio |
Shares held after* |
Reported price* |
Value* |
% (shares) of activity |
% change to portfolio |
|---|---|---|---|---|---|---|
|
2026 Q1
|
5.11%
|
339,081
|
$40.34
|
$13,678,528
|
-64.59% (-618,476)
|
-4.7%
|
|
2025 Q4
|
12.12%
|
957,557
|
$67.24
|
$64,386,133
|
+6.87% (+61,523)
|
+0.78%
|
|
2025 Q3
|
11.24%
|
896,034
|
$84.37
|
$75,598,389
|
-33.92% (-460,026)
|
-4.9%
|
|
2025 Q2
|
13.76%
|
1,356,060
|
$80.40
|
$109,027,224
|
+18.09% (+207,758)
|
+2.11%
|
|
2025 Q1
|
12.50%
|
1,148,302
|
$79.23
|
$90,979,967
|
+26.21% (+238,499)
|
+2.6%
|
|
2024 Q4
|
8.63%
|
909,803
|
$71.59
|
$65,132,797
|
new
|
+8.63%
|
* Shares, change to shares, sold shares, shares held after: split-adjusted.
* Reported price: this doesn't represent the actual buy or sell price. It is the split-adjusted price of the security as of the last day of the reported period.
If the security is completely sold out, we show the reported split-adjusted price prior to the actual period.
If the security is completely sold out, we show the reported split-adjusted price prior to the actual period.
* Estimated cost basis: based on "Reported price*" (not earlier than 2013 Q2). Calculation starts from the latest "new buy" activity to the latest "close out" activity (if any).
* Value or Price: If the security is completely sold out, we show the reported value (or price) prior to the actual period.
* New buy or own: this means there is no earlier reporting (for us or in general). So we can't know if the actual purchase of the security happened at the reported period or earlier.