GIM
CSGP icon

Granahan Investment Management’s CoStar Group CSGP Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$24.2M Sell
300,932
-46,761
-13% -$3.76M 0.98% 29
2025
Q1
$27.5M Sell
347,693
-10,513
-3% -$833K 1.37% 20
2024
Q4
$25.6M Sell
358,206
-5,126
-1% -$367K 1.07% 29
2024
Q3
$27.4M Sell
363,332
-60,094
-14% -$4.53M 1.08% 22
2024
Q2
$31.4M Sell
423,426
-187,572
-31% -$13.9M 1.26% 17
2024
Q1
$59M Sell
610,998
-101,086
-14% -$9.76M 2.07% 8
2023
Q4
$62.2M Sell
712,084
-53,050
-7% -$4.64M 2.06% 10
2023
Q3
$58.8M Sell
765,134
-26,334
-3% -$2.02M 2.1% 9
2023
Q2
$70.4M Sell
791,468
-3,475
-0.4% -$309K 2.17% 9
2023
Q1
$54.7M Sell
794,943
-571,919
-42% -$39.4M 1.67% 16
2022
Q4
$106M Sell
1,366,862
-145,365
-10% -$11.2M 3.23% 5
2022
Q3
$105M Sell
1,512,227
-205,824
-12% -$14.3M 3.44% 4
2022
Q2
$104M Sell
1,718,051
-180,518
-10% -$10.9M 3.54% 3
2022
Q1
$126M Buy
1,898,569
+608,380
+47% +$40.5M 3.14% 5
2021
Q4
$102M Sell
1,290,189
-50,864
-4% -$4.02M 2.1% 10
2021
Q3
$115M Sell
1,341,053
-15,377
-1% -$1.32M 2.19% 12
2021
Q2
$112M Buy
1,356,430
+1,217,762
+878% +$101M 2.09% 11
2021
Q1
$114M Buy
138,668
+15,017
+12% +$12.3M 2.42% 11
2020
Q4
$114M Buy
123,651
+12,610
+11% +$11.7M 2.57% 9
2020
Q3
$94.2M Sell
111,041
-4,141
-4% -$3.51M 3.2% 6
2020
Q2
$81.9M Buy
115,182
+1,094
+1% +$777K 2.96% 7
2020
Q1
$67M Sell
114,088
-36,807
-24% -$21.6M 3.61% 5
2019
Q4
$90.3M Buy
150,895
+8,665
+6% +$5.18M 4.15% 2
2019
Q3
$84.4M Sell
142,230
-29,732
-17% -$17.6M 4.64% 2
2019
Q2
$95.3M Buy
171,962
+10,957
+7% +$6.07M 4.71% 1
2019
Q1
$75.1M Buy
161,005
+13,620
+9% +$6.35M 4.03% 1
2018
Q4
$49.7M Buy
147,385
+11,971
+9% +$4.04M 3.52% 1
2018
Q3
$57M Buy
135,414
+9,671
+8% +$4.07M 3.09% 2
2018
Q2
$51.9M Sell
125,743
-3,452
-3% -$1.42M 3.13% 2
2018
Q1
$46.9M Buy
129,195
+1,295
+1% +$470K 3.38% 1
2017
Q4
$38M Sell
127,900
-17,791
-12% -$5.28M 2.99% 1
2017
Q3
$39.1M Sell
145,691
-8,084
-5% -$2.17M 3.26% 1
2017
Q2
$40.5M Buy
153,775
+25,716
+20% +$6.78M 3.74% 1
2017
Q1
$26.5M Sell
128,059
-90,584
-41% -$18.8M 2.66% 1
2016
Q4
$41.2M Sell
218,643
-20,480
-9% -$3.86M 1.42% 8
2016
Q3
$51.8M Sell
239,123
-19,400
-8% -$4.2M 1.7% 5
2016
Q2
$56.5M Buy
258,523
+550
+0.2% +$120K 2.06% 3
2016
Q1
$48.5M Buy
257,973
+1,071
+0.4% +$202K 1.77% 4
2015
Q4
$53.1M Sell
256,902
-33,701
-12% -$6.97M 1.83% 3
2015
Q3
$50.3M Buy
290,603
+42,437
+17% +$7.34M 1.56% 6
2015
Q2
$49.9M Buy
248,166
+1,121
+0.5% +$226K 1.41% 5
2015
Q1
$48.9M Buy
247,045
+11,704
+5% +$2.32M 1.4% 6
2014
Q4
$43.2M Sell
235,341
-76,225
-24% -$14M 1.26% 13
2014
Q3
$48.5M Buy
311,566
+7,908
+3% +$1.23M 1.5% 5
2014
Q2
$48M Buy
303,658
+64,364
+27% +$10.2M 1.4% 7
2014
Q1
$44.7M Buy
239,294
+30,824
+15% +$5.76M 1.2% 12
2013
Q4
$38.5M Buy
208,470
+59,180
+40% +$10.9M 0.99% 23
2013
Q3
$25.1M Buy
149,290
+1,220
+0.8% +$205K 0.67% 55
2013
Q2
$19.1M Buy
+148,070
New +$19.1M 0.55% 70