Chatham Capital Group’s CoStar Group CSGP Stock Holding History

Chatham Capital Group’s Portfolio CSGP Stock Details CSGP Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-4,456	Closed	-$300K	–	201
2025 Q4	$300K	Sell	4,456 -100	-2%	-$7.08K	0.04%	184
2025 Q3	$384K	Hold	4,556	–	–	0.06%	169
2025 Q2	$366K	Sell	4,556 -375	-8%	-$29.2K	0.06%	171
2025 Q1	$391K	Hold	4,931	–	–	0.07%	165
2024 Q4	$353K	Hold	4,931	–	–	0.06%	168
2024 Q3	$372K	Hold	4,931	–	–	0.06%	164
2024 Q2	$366K	Buy	4,931 +131	+3%	+$11.1K	0.06%	161
2024 Q1	$464K	Hold	4,800	–	–	0.09%	151
2023 Q4	$419K	Hold	4,800	–	–	0.08%	152
2023 Q3	$369K	Hold	4,800	–	–	0.08%	152
2023 Q2	$427K	Hold	4,800	–	–	0.09%	149
2023 Q1	$330K	Hold	4,800	–	–	0.07%	161
2022 Q4	$371K	Hold	4,800	–	–	0.09%	156
2022 Q3	$334K	Hold	4,800	–	–	0.08%	153
2022 Q2	$290K	Hold	4,800	–	–	0.07%	161
2022 Q1	$320K	Sell	4,800 -1,800	-27%	-$120K	0.06%	158
2021 Q4	$522K	Hold	6,600	–	–	0.09%	144
2021 Q3	$568K	Hold	6,600	–	–	0.11%	140
2021 Q2	$547K	Hold	6,600	–	–	0.11%	139
2021 Q1	$542K	Sell	6,600 -200	-3%	-$17.3K	0.11%	135
2020 Q4	$629K	Hold	6,800	–	–	0.14%	125
2020 Q3	$577K	Hold	6,800	–	–	0.14%	116
2020 Q2	$483K	Sell	6,800 -1,200	-15%	-$77.6K	0.13%	117
2020 Q1	$470K	Hold	8,000	–	–	0.14%	121
2019 Q4	$479K	Hold	8,000	–	–	0.12%	124
2019 Q3	$475K	Hold	8,000	–	–	0.12%	120
2019 Q2	$443K	Hold	8,000	–	–	0.11%	128
2019 Q1	$373K	Hold	8,000	–	–	0.1%	131
2018 Q4	$270K	Hold	8,000	–	–	0.08%	138
2018 Q3	$337K	Hold	8,000	–	–	0.09%	128
2018 Q2	$330K	Hold	8,000	–	–	0.09%	121
2018 Q1	$290K	Sell	8,000 -51,450	-87%	-$1.77M	0.08%	121
2017 Q4	$1.76M	Buy	59,450 +500	+0.8%	+$14.6K	0.49%	47
2017 Q3	$1.58M	Hold	58,950	–	–	0.45%	54
2017 Q2	$1.55M	Buy	58,950 +4,200	+8%	+$102K	0.43%	53
2017 Q1	$1.14M	Sell	54,750 -4,200	-7%	-$85.3K	0.32%	69
2016 Q4	$1.11M	Buy	58,950 +12,000	+26%	+$236K	0.32%	71
2016 Q3	$1.02M	Sell	46,950 -3,000	-6%	-$63.9K	0.32%	65
2016 Q2	$1.09M	Hold	49,950	–	–	0.34%	57
2016 Q1	$940K	Buy	49,950 +1,100	+2%	+$19.5K	0.3%	71
2015 Q4	$1.01M	Buy	48,850 +1,000	+2%	+$19.9K	0.32%	65
2015 Q3	$828K	Sell	47,850 -1,000	-2%	-$19.2K	0.28%	69
2015 Q2	$983K	Hold	48,850	–	–	0.28%	75
2015 Q1	$966K	Buy	48,850 +1,500	+3%	+$28.3K	0.28%	71
2014 Q4	$869K	Hold	47,350	–	–	0.26%	79
2014 Q3	$736K	Buy	47,350 +500	+1%	+$7.45K	0.23%	86
2014 Q2	$741K	Hold	46,850	–	–	0.29%	74
2014 Q1	$875K	Sell	46,850 -46,550	-50%	-$878K	0.36%	59
2013 Q4	$1.72M	Hold	93,400	–	–	0.72%	38
2013 Q3	$1.57M	Sell	93,400 -51,350	-35%	-$788K	0.71%	37
2013 Q2	$1.87M	Buy	+144,750	New	+$1.64M	0.91%	34

Other funds holding CSGP

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return

BAMCO Inc New York $33.1B AUM 11.16% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 1-Year Est. Return

Polen Capital Management Boca Raton, Florida $14.5B AUM 5.7% 1-Year Est. Return

Chatham Capital Group's CSGP Position: Q1 2026 in Review

Chatham Capital Group sold out of CoStar Group (CSGP) in Q1 2026, closing a stake of 4,456 shares — an estimated $300K sold.

Chatham Capital Group first reported a position in CSGP in Q2 2013 and held it in 51 quarters. The position peaked at $1.87M in Q2 2013. 792 funds tracked by Wall St. Rank hold CSGP as of Q1 2026.

Chatham Capital Group reported no remaining CoStar Group position as of Q1 2026 after selling out during the quarter.
Chatham Capital Group sold 4,456 CoStar Group shares in Q1 2026, an estimated $300K.
Chatham Capital Group first reported a position in CoStar Group in Q2 2013 and held it in 51 quarters.
Chatham Capital Group's CoStar Group position peaked at $1.87M in Q2 2013.
792 funds tracked by Wall St. Rank held CoStar Group as of Q1 2026.

Based on Chatham Capital Group's 13F filing for Q1 2026, filed 21 Apr 2026.