As of the latest SEC filings, COSTAR GROUP, INC. (CSGP) is held by 678 institutional funds. The largest fund shareholder is VANGUARD REAL ESTATE INDEX FUND (VGSLX), holding an estimated $541,994,261.28 in market value, representing 0.77% of its portfolio.
Funds holding COSTAR GROUP, INC. (CSGP)
Source: SEC Form N-PORT institutional portfolio disclosures
- Ticker:
- CSGP
- CIK:
- 0001057352
| Fund | Type | Manager | Weight | Market Value | Shares |
Report Date
|
Filing Date
|
|---|---|---|---|---|---|---|---|
|
VGSLX
VANGUARD REAL ESTATE INDEX FUND
|
ETF | Vanguard | 0.77% | $541,994,261.28 | 15,660,048 | Apr 30, 2026 | Jun 26, 2026 |
|
VTI
VANGUARD TOTAL STOCK MARKET INDEX FUND
|
ETF | Vanguard | 0.03% | $538,094,372.52 | 13,338,978 | Mar 31, 2026 | May 28, 2026 |
|
VFIAX
VANGUARD 500 INDEX FUND
|
ETF | Vanguard | 0.03% | $434,443,687.34 | 10,769,551 | Mar 31, 2026 | May 28, 2026 |
|
VO
VANGUARD MID-CAP INDEX FUND
|
ETF | Vanguard | 0.18% | $365,729,055.76 | 9,066,164 | Mar 31, 2026 | May 28, 2026 |
|
QQQ
Invesco QQQ Trust Series 1
|
ETF | Invesco | 0.10% | $356,742,877.02 | 8,843,403 | Mar 31, 2026 | May 28, 2026 |
|
PMAQX
MidCap Fund
|
MF | Independent / Boutique | 1.39% | $349,188,354.13 | 10,089,233 | Apr 30, 2026 | Jun 25, 2026 |
|
BPTRX
Baron Partners Fund
|
MF | Independent / Boutique | 2.82% | $292,465,000.00 | 7,250,000 | Mar 31, 2026 | May 22, 2026 |
|
FXAIX
Fidelity 500 Index Fund
|
MF | Fidelity | 0.03% | $240,720,607.85 | 5,393,695 | Feb 28, 2026 | Apr 24, 2026 |
|
AKRE
Akre Focus ETF
|
ETF | Independent / Boutique | 3.69% | $236,587,764.81 | 6,835,821 | Apr 30, 2026 | Jun 29, 2026 |
|
VIGRX
VANGUARD GROWTH INDEX FUND
|
ETF | Vanguard | 0.07% | $223,977,200.24 | 5,552,236 | Mar 31, 2026 | May 28, 2026 |
|
JAENX
Janus Henderson Enterprise Fund
|
MF | Independent / Boutique | 1.09% | $223,171,691.12 | 5,532,268 | Mar 31, 2026 | May 29, 2026 |
|
CFNAX
American Funds Fundamental Investors
|
MF | Capital Group / American Funds | 0.14% | $220,945,770.26 | 5,477,089 | Mar 31, 2026 | May 28, 2026 |
|
IVV
iShares Core S&P 500 ETF
|
ETF | BlackRock / iShares | 0.03% | $219,881,480.04 | 5,450,706 | Mar 31, 2026 | May 28, 2026 |
|
AGTHX
Growth Fund of America
|
MF | Capital Group / American Funds | 0.07% | $215,251,962.79 | 4,823,033 | Feb 28, 2026 | Apr 27, 2026 |
|
SPY
SPDR S&P 500 ETF Trust
|
ETF | State Street (SPDR) | 0.03% | $200,137,994.86 | 4,961,279 | Mar 31, 2026 | May 28, 2026 |
|
VWUAX
VANGUARD U.S. GROWTH FUND
|
MF | Vanguard | 0.42% | $185,606,440.66 | 4,158,782 | Feb 28, 2026 | Apr 28, 2026 |
|
CAFAX
AMCAP Fund
|
MF | Independent / Boutique | 0.20% | $183,743,986.13 | 4,117,051 | Feb 28, 2026 | Apr 27, 2026 |
|
XLRE
State Street(R) Real Estate Select Sector SPDR(R) ETF
|
ETF | State Street (SPDR) | 1.94% | $141,577,264.00 | 3,509,600 | Mar 31, 2026 | May 28, 2026 |
|
MOAT
VanEck Morningstar Wide Moat ETF
|
ETF | Independent / Boutique | 1.12% | $129,906,417.92 | 3,220,288 | Mar 31, 2026 | May 28, 2026 |
|
VMGIX
VANGUARD MID-CAP GROWTH INDEX FUND
|
ETF | Vanguard | 0.44% | $128,805,135.92 | 3,192,988 | Mar 31, 2026 | May 28, 2026 |
|
RSP
Invesco S&P 500 Equal Weight ETF
|
ETF | Invesco | 0.15% | $128,801,530.32 | 3,721,512 | Apr 30, 2026 | Jun 29, 2026 |
|
-
Growth Fund
|
ETF | Capital Group / American Funds | 0.23% | $115,298,497.12 | 2,858,168 | Mar 31, 2026 | May 28, 2026 |
|
BGRFX
BARON GROWTH FUND
|
MF | Independent / Boutique | 4.09% | $106,901,000.00 | 2,650,000 | Mar 31, 2026 | May 22, 2026 |
|
VRTPX
VANGUARD REAL ESTATE II INDEX FUND
|
MF | Vanguard | 0.91% | $96,550,201.82 | 2,789,662 | Apr 30, 2026 | Jun 26, 2026 |
|
VIIIX
VANGUARD INSTITUTIONAL INDEX FUND
|
MF | Vanguard | 0.03% | $96,289,805.04 | 2,386,956 | Mar 31, 2026 | May 28, 2026 |
Advertisement (320x50)