Massachusetts Financial Services’s CoStar Group CSGP Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$39.2M Sell
956,096
-2,203,829
-70% -$115M 0.01% 507
2025
Q4
$212M Sell
3,159,925
-4,246,863
-57% -$301M 0.07% 254
2025
Q3
$625M Buy
7,406,788
+821,111
+12% +$72.6M 0.19% 129
2025
Q2
$529M Sell
6,585,677
-33,795
-0.5% -$2.63M 0.17% 148
2025
Q1
$524M Sell
6,619,472
-474,271
-7% -$36.1M 0.17% 147
2024
Q4
$508M Sell
7,093,743
-4,286,449
-38% -$324M 0.16% 155
2024
Q3
$859M Sell
11,380,192
-4,380
-0% -$332K 0.26% 108
2024
Q2
$844M Sell
11,384,572
-118,347
-1% -$10M 0.26% 106
2024
Q1
$1.11B Sell
11,502,919
-323,785
-3% -$27.9M 0.33% 90
2023
Q4
$1.03B Sell
11,826,704
-140,336
-1% -$11.4M 0.33% 90
2023
Q3
$920M Buy
11,967,040
+596,595
+5% +$49.4M 0.32% 91
2023
Q2
$1.01B Sell
11,370,445
-172,104
-1% -$13.3M 0.33% 90
2023
Q1
$795M Buy
11,542,549
+413,120
+4% +$30.5M 0.27% 108
2022
Q4
$860M Buy
11,129,429
+636,879
+6% +$49.8M 0.3% 96
2022
Q3
$731M Buy
10,492,550
+526,669
+5% +$36.6M 0.27% 101
2022
Q2
$602M Buy
9,965,881
+649,193
+7% +$39.3M 0.21% 126
2022
Q1
$621M Buy
9,316,688
+425,352
+5% +$28.2M 0.18% 133
2021
Q4
$703M Buy
8,891,336
+428,342
+5% +$35.9M 0.19% 129
2021
Q3
$728M Sell
8,462,994
-91,546
-1% -$7.91M 0.21% 124
2021
Q2
$708M Sell
8,554,540
-127,560
-1% -$11M 0.21% 121
2021
Q1
$714M Buy
8,682,100
+13,820
+0.2% +$1.19M 0.22% 121
2020
Q4
$801M Buy
8,668,280
+1,194,160
+16% +$105M 0.26% 108
2020
Q3
$634M Buy
7,474,120
+1,472,880
+25% +$117M 0.23% 113
2020
Q2
$426M Buy
6,001,240
+887,880
+17% +$57.4M 0.17% 142
2020
Q1
$300M Buy
5,113,360
+846,670
+20% +$55.2M 0.14% 147
2019
Q4
$255M Buy
4,266,690
+1,132,800
+36% +$66.1M 0.1% 182
2019
Q3
$186M Buy
3,133,890
+482,620
+18% +$28.9M 0.07% 213
2019
Q2
$147M Buy
2,651,270
+468,720
+21% +$24M 0.06% 238
2019
Q1
$102M Buy
2,182,550
+131,540
+6% +$5.43M 0.04% 285
2018
Q4
$69.2M Buy
2,051,010
+275,900
+16% +$10.1M 0.03% 333
2018
Q3
$74.7M Buy
1,775,110
+347,370
+24% +$14.8M 0.03% 339
2018
Q2
$58.9M Buy
1,427,740
+441,600
+45% +$17M 0.03% 372
2018
Q1
$35.8M Buy
986,140
+181,390
+23% +$6.25M 0.02% 433
2017
Q4
$23.9M Buy
804,750
+218,780
+37% +$6.41M 0.01% 491
2017
Q3
$15.7M Sell
585,970
-88,840
-13% -$2.47M 0.01% 529
2017
Q2
$17.8M Sell
674,810
-276,810
-29% -$6.73M 0.01% 526
2017
Q1
$19.7M Buy
951,620
+1,940
+0.2% +$39.4K 0.01% 504
2016
Q4
$17.9M Sell
949,680
-252,090
-21% -$4.95M 0.01% 514
2016
Q3
$26M Sell
1,201,770
-178,120
-13% -$3.79M 0.01% 471
2016
Q2
$30.2M Sell
1,379,890
-29,290
-2% -$579K 0.02% 436
2016
Q1
$26.5M Sell
1,409,180
-242,220
-15% -$4.29M 0.01% 457
2015
Q4
$34.1M Buy
1,651,400
+5,610
+0.3% +$112K 0.02% 408
2015
Q3
$28.5M Buy
1,645,790
+71,990
+5% +$1.38M 0.02% 429
2015
Q2
$31.7M Sell
1,573,800
-307,040
-16% -$6.26M 0.02% 435
2015
Q1
$37.2M Sell
1,880,840
-137,770
-7% -$2.6M 0.02% 390
2014
Q4
$37.1M Sell
2,018,610
-1,157,750
-36% -$18.7M 0.02% 386
2014
Q3
$49.4M Sell
3,176,360
-816,690
-20% -$12.2M 0.03% 349
2014
Q2
$63.2M Buy
+3,993,050
New +$64.7M 0.03% 311

Other funds holding CSGP