GW&K Investment Management’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 | $25K | Buy |
626
+33
| +6% | +$1.72K | ﹤0.01% | 698 |
|
|
2025
Q4 | $40K | Buy |
593
+6
| +1% | +$425 | ﹤0.01% | 597 |
|
|
2025
Q3 | $50K | Buy |
587
+23
| +4% | +$2.03K | ﹤0.01% | 533 |
|
|
2025
Q2 | $45K | Buy |
564
+1
| +0.2% | +$78 | ﹤0.01% | 531 |
|
|
2025
Q1 | $45K | Buy |
563
+64
| +13% | +$4.87K | ﹤0.01% | 506 |
|
|
2024
Q4 | $36K | Sell |
499
-16
| -3% | -$1.21K | ﹤0.01% | 516 |
|
|
2024
Q3 | $39K | Buy |
515
+53
| +11% | +$4.02K | ﹤0.01% | 488 |
|
|
2024
Q2 | $34K | Buy |
462
+7
| +2% | +$593 | ﹤0.01% | 480 |
|
|
2024
Q1 | $44K | Buy |
455
+357
| +364% | +$30.7K | ﹤0.01% | 445 |
|
|
2023
Q4 | $9K | Buy |
98
+3
| +3% | +$243 | ﹤0.01% | 696 |
|
|
2023
Q3 | $7K | Buy |
95
+7
| +8% | +$580 | ﹤0.01% | 700 |
|
|
2023
Q2 | $8K | Buy |
88
+84
| +2,100% | +$6.49K | ﹤0.01% | 659 |
|
|
2023
Q1 | $0 | Buy |
+4
| New | +$295 | ﹤0.01% | 505 |
|
|
2021
Q3 | – | Sell |
-200
| Closed | -$17K | – | 382 |
|
|
2021
Q2 | $17K | Hold |
200
| – | – | ﹤0.01% | 366 |
|
|
2021
Q1 | $16K | Hold |
200
| – | – | ﹤0.01% | 362 |
|
|
2020
Q4 | $18K | Hold |
200
| – | – | ﹤0.01% | 355 |
|
|
2020
Q3 | $17K | Hold |
200
| – | – | ﹤0.01% | 348 |
|
|
2020
Q2 | $14K | Hold |
200
| – | – | ﹤0.01% | 347 |
|
|
2020
Q1 | $12K | Hold |
200
| – | – | ﹤0.01% | 351 |
|
|
2019
Q4 | $12K | Hold |
200
| – | – | ﹤0.01% | 363 |
|
|
2019
Q3 | $12K | Buy |
+200
| New | +$12K | ﹤0.01% | 354 |
|
|
2018
Q3 | – | Sell |
-1,028,050
| Closed | -$42.4M | – | 288 |
|
|
2018
Q2 | $42.4M | Sell |
1,028,050
-15,720
| -2% | -$605K | 0.69% | 39 |
|
|
2018
Q1 | $37.9M | Buy |
1,043,770
+7,790
| +0.8% | +$269K | 0.64% | 44 |
|
|
2017
Q4 | $30.8M | Buy |
1,035,980
+2,770
| +0.3% | +$81.2K | 0.53% | 75 |
|
|
2017
Q3 | $27.7M | Buy |
1,033,210
+4,640
| +0.5% | +$129K | 0.46% | 98 |
|
|
2017
Q2 | $27.1M | Buy |
1,028,570
+201,620
| +24% | +$4.9M | 0.47% | 98 |
|
|
2017
Q1 | $17.1M | Sell |
826,950
-35,060
| -4% | -$712K | 0.32% | 123 |
|
|
2016
Q4 | $16.2M | Sell |
862,010
-60,430
| -7% | -$1.19M | 0.32% | 126 |
|
|
2016
Q3 | $20M | Buy |
922,440
+196,180
| +27% | +$4.18M | 0.38% | 119 |
|
|
2016
Q2 | $15.9M | Buy |
726,260
+109,820
| +18% | +$2.17M | 0.33% | 124 |
|
|
2016
Q1 | $11.6M | Buy |
616,440
+76,710
| +14% | +$1.36M | 0.26% | 133 |
|
|
2015
Q4 | $11.2M | Buy |
539,730
+6,670
| +1% | +$133K | 0.26% | 128 |
|
|
2015
Q3 | $9.22M | Buy |
533,060
+82,440
| +18% | +$1.58M | 0.22% | 141 |
|
|
2015
Q2 | $9.07M | Buy |
450,620
+24,950
| +6% | +$509K | 0.21% | 141 |
|
|
2015
Q1 | $8.42M | Sell |
425,670
-1,653,670
| -80% | -$31.2M | 0.19% | 141 |
|
|
2014
Q4 | $38.2M | Buy |
2,079,340
+310,880
| +18% | +$5.02M | 0.91% | 39 |
|
|
2014
Q3 | $27.5M | Buy |
1,768,460
+31,000
| +2% | +$462K | 0.72% | 59 |
|
|
2014
Q2 | $27.5M | Buy |
1,737,460
+128,150
| +8% | +$2.08M | 0.7% | 59 |
|
|
2014
Q1 | $30.1M | Buy |
1,609,310
+24,160
| +2% | +$456K | 0.81% | 47 |
|
|
2013
Q4 | $29.3M | Sell |
1,585,150
-927,030
| -37% | -$16.4M | 0.8% | 54 |
|
|
2013
Q3 | $42.2M | Buy |
2,512,180
+333,350
| +15% | +$5.11M | 1.29% | 14 |
|
|
2013
Q2 | $28.1M | Buy |
+2,178,830
| New | +$24.7M | 1.04% | 23 |
|
Other funds holding CSGP
VPM
VCM
GW&K Investment Management's CSGP Position: Q1 2026 in Review
GW&K Investment Management increased its CoStar Group (CSGP) stake by 5.6% in Q1 2026, buying an estimated $1.72K and bringing the position to 626 shares worth $25K. The position accounts for ﹤0.01% of the portfolio, ranked #698.
GW&K Investment Management first reported a position in CSGP in Q2 2013 and has held it in 42 quarters since. The position peaked at $42.4M in Q2 2018. 793 funds tracked by Wall St. Rank hold CSGP as of Q1 2026.
- GW&K Investment Management held 626 shares of CoStar Group worth $25K as of Q1 2026.
- GW&K Investment Management bought 33 CoStar Group shares in Q1 2026, an estimated $1.72K.
- CoStar Group made up ﹤0.01% of GW&K Investment Management's portfolio in Q1 2026, its #698 holding.
- GW&K Investment Management first reported a position in CoStar Group in Q2 2013 and has held it in 42 quarters since.
- GW&K Investment Management's CoStar Group position peaked at $42.4M in Q2 2018.
- 793 funds tracked by Wall St. Rank held CoStar Group as of Q1 2026.
Based on GW&K Investment Management's 13F filing for Q1 2026, filed 13 May 2026.