COSTAR GROUP INC

Ticker: CSGP CUSIP: 22160N109 Class: EQTY

STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM's Holding History (CIK: 0000938076)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 376,003 Value ($000) $25,282 Avg Close $70.84 Range $62.00 - $85.24

Q3 2025

Shares 391,353 Value ($000) $33,018 Avg Close $88.37 Range $79.94 - $97.43

Q2 2025

Shares 409,705 Value ($000) $32,940 Avg Close $77.90 Range $71.21 - $83.68

Q1 2025

Shares 408,765 Value ($000) $32,386 Avg Close $76.08 Range $68.41 - $83.03

Q4 2024

Shares 411,613 Value ($000) $29,467 Avg Close $75.52 Range $68.26 - $82.49

Q3 2024

Shares 420,994 Value ($000) $31,760 Avg Close $75.84 Range $70.86 - $81.63

Q2 2024

Shares 428,844 Value ($000) $31,794 Avg Close $84.75 Range $71.90 - $96.98

Q1 2024

Shares 477,691 Value ($000) $32,889 Avg Close $86.08 Range $79.82 - $100.38

Q4 2023

Shares 453,704 Value ($000) $39,649 Avg Close $80.94 Range $67.35 - $89.11

Q3 2023

Shares 459,623 Value ($000) $35,340 Avg Close $82.85 Range $75.78 - $92.30

Q2 2023

Shares 464,923 Value ($000) $41,378 Avg Close $77.21 Range $67.22 - $92.36

Q1 2023

Shares 477,691 Value ($000) $32,889 Avg Close $73.79 Range $65.12 - $81.15

Q4 2022

Shares 476,791 Value ($000) $36,846 Avg Close $78.14 Range $68.86 - $85.37

Q3 2022

Shares 489,731 Value ($000) $34,110 Avg Close $69.42 Range $57.54 - $79.26

Q2 2022

Shares 495,870 Value ($000) $29,956 Avg Close $60.57 Range $53.51 - $68.39

Q1 2022

Shares 507,758 Value ($000) $33,822 Avg Close $66.39 Range $49.00 - $79.73

Q4 2021

Shares 507,758 Value ($000) $40,128 Avg Close $83.91 Range $75.09 - $101.05

Q3 2021

Shares 510,335 Value ($000) $43,919 Avg Close $86.44 Range $80.00 - $90.85

Q2 2021

Shares 524,430 Value ($000) $43,433 Avg Close $86.45 Range $80.52 - $94.35

Q1 2021

Shares 55,003 Value ($000) $45,206 Avg Close $86.33 Range $74.31 - $95.28

Q4 2020

Shares 56,011 Value ($000) $51,770 Avg Close $87.68 Range $78.10 - $95.12

Q3 2020

Shares 54,931 Value ($000) $46,610 Avg Close $79.70 Range $66.20 - $93.90

Q2 2020

Shares 54,931 Value ($000) $39,038 Avg Close $64.65 Range $52.02 - $74.71

Q1 2020

Shares 54,905 Value ($000) $32,241 Avg Close $65.18 Range $50.02 - $74.67

Q4 2019

Shares 55,611 Value ($000) $33,272 Avg Close $58.38 Range $51.00 - $62.35

Q3 2019

Shares 55,948 Value ($000) $33,188 Avg Close $59.86 Range $55.57 - $63.94

Q2 2019

Shares 54,887 Value ($000) $30,411 Avg Close $51.11 Range $46.90 - $56.27

Q1 2019

Shares 47,386 Value ($000) $22,102 Avg Close $41.31 Range $32.51 - $48.49

Q4 2018

Shares 46,676 Value ($000) $15,746 Avg Close $36.53 Range $31.59 - $42.50

Q3 2018

Shares 47,158 Value ($000) $19,846 Avg Close $42.74 Range $39.71 - $44.84

Q2 2018

Shares 46,927 Value ($000) $19,363 Avg Close $38.48 Range $34.22 - $42.25

Q1 2018

Shares 46,579 Value ($000) $16,893 Avg Close $34.47 Range $29.54 - $37.86

Q4 2017

Shares 45,909 Value ($000) $13,633 Avg Close $29.30 Range $26.56 - $31.47

Q3 2017

Shares 44,705 Value ($000) $11,992 Avg Close $27.75 Range $25.54 - $28.80

Q2 2017

Shares 44,705 Value ($000) $11,784 Avg Close $24.32 Range $20.14 - $26.88

Q1 2017

Shares 43,351 Value ($000) $8,983 Avg Close $20.32 Range $18.49 - $21.24

Q4 2016

Shares 43,346 Value ($000) $8,170 Avg Close $19.64 Range $17.92 - $22.44

Q3 2016

Shares 40,279 Value ($000) $8,722 Avg Close $21.29 Range $20.25 - $22.48

Q2 2016

Shares 41,559 Value ($000) $9,087 Avg Close $19.77 Range $17.45 - $21.88

Q1 2016

Shares 35,319 Value ($000) $6,646 Avg Close $17.71 Range $14.65 - $20.50

Q4 2015

Shares 35,199 Value ($000) $7,275 Avg Close $19.90 Range $16.80 - $21.35

Q3 2015

Shares 37,468 Value ($000) $6,484 Avg Close $19.15 Range $16.35 - $22.35

Q2 2015

Shares 37,468 Value ($000) $7,541 Avg Close $20.39 Range $19.23 - $21.67

Q1 2015

Shares 39,081 Value ($000) $7,731 Avg Close $18.88 Range $16.88 - $20.19

Q4 2014

Shares 41,420 Value ($000) $7,606 Avg Close $16.16 Range $13.44 - $18.96

Q3 2014

Shares 38,603 Value ($000) $6,004 Avg Close $14.90 Range $13.85 - $16.58

Q2 2014

Shares 36,803 Value ($000) $5,821 Avg Close $16.20 Range $14.70 - $19.34

Q1 2014

Shares 23,825 Value ($000) $4,449 Avg Close $18.86 Range $16.38 - $21.82

Q4 2013

Shares 23,865 Value ($000) $4,405 Avg Close $17.69 Range $16.07 - $18.84

Q3 2013

Shares 24,261 Value ($000) $4,073 Avg Close $15.34 Range $12.98 - $17.22

Q2 2013

Shares 26,067 Value ($000) $3,364 Avg Close $11.32 Range $10.46 - $13.07

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	376,003	$25,282	$70.84	$62.00 - $85.24
Q3 2025	391,353	$33,018	$88.37	$79.94 - $97.43
Q2 2025	409,705	$32,940	$77.90	$71.21 - $83.68
Q1 2025	408,765	$32,386	$76.08	$68.41 - $83.03
Q4 2024	411,613	$29,467	$75.52	$68.26 - $82.49
Q3 2024	420,994	$31,760	$75.84	$70.86 - $81.63
Q2 2024	428,844	$31,794	$84.75	$71.90 - $96.98
Q1 2024	477,691	$32,889	$86.08	$79.82 - $100.38
Q4 2023	453,704	$39,649	$80.94	$67.35 - $89.11
Q3 2023	459,623	$35,340	$82.85	$75.78 - $92.30
Q2 2023	464,923	$41,378	$77.21	$67.22 - $92.36
Q1 2023	477,691	$32,889	$73.79	$65.12 - $81.15
Q4 2022	476,791	$36,846	$78.14	$68.86 - $85.37
Q3 2022	489,731	$34,110	$69.42	$57.54 - $79.26
Q2 2022	495,870	$29,956	$60.57	$53.51 - $68.39
Q1 2022	507,758	$33,822	$66.39	$49.00 - $79.73
Q4 2021	507,758	$40,128	$83.91	$75.09 - $101.05
Q3 2021	510,335	$43,919	$86.44	$80.00 - $90.85
Q2 2021	524,430	$43,433	$86.45	$80.52 - $94.35
Q1 2021	55,003	$45,206	$86.33	$74.31 - $95.28
Q4 2020	56,011	$51,770	$87.68	$78.10 - $95.12
Q3 2020	54,931	$46,610	$79.70	$66.20 - $93.90
Q2 2020	54,931	$39,038	$64.65	$52.02 - $74.71
Q1 2020	54,905	$32,241	$65.18	$50.02 - $74.67
Q4 2019	55,611	$33,272	$58.38	$51.00 - $62.35
Q3 2019	55,948	$33,188	$59.86	$55.57 - $63.94
Q2 2019	54,887	$30,411	$51.11	$46.90 - $56.27
Q1 2019	47,386	$22,102	$41.31	$32.51 - $48.49
Q4 2018	46,676	$15,746	$36.53	$31.59 - $42.50
Q3 2018	47,158	$19,846	$42.74	$39.71 - $44.84
Q2 2018	46,927	$19,363	$38.48	$34.22 - $42.25
Q1 2018	46,579	$16,893	$34.47	$29.54 - $37.86
Q4 2017	45,909	$13,633	$29.30	$26.56 - $31.47
Q3 2017	44,705	$11,992	$27.75	$25.54 - $28.80
Q2 2017	44,705	$11,784	$24.32	$20.14 - $26.88
Q1 2017	43,351	$8,983	$20.32	$18.49 - $21.24
Q4 2016	43,346	$8,170	$19.64	$17.92 - $22.44
Q3 2016	40,279	$8,722	$21.29	$20.25 - $22.48
Q2 2016	41,559	$9,087	$19.77	$17.45 - $21.88
Q1 2016	35,319	$6,646	$17.71	$14.65 - $20.50
Q4 2015	35,199	$7,275	$19.90	$16.80 - $21.35
Q3 2015	37,468	$6,484	$19.15	$16.35 - $22.35
Q2 2015	37,468	$7,541	$20.39	$19.23 - $21.67
Q1 2015	39,081	$7,731	$18.88	$16.88 - $20.19
Q4 2014	41,420	$7,606	$16.16	$13.44 - $18.96
Q3 2014	38,603	$6,004	$14.90	$13.85 - $16.58
Q2 2014	36,803	$5,821	$16.20	$14.70 - $19.34
Q1 2014	23,825	$4,449	$18.86	$16.38 - $21.82
Q4 2013	23,865	$4,405	$17.69	$16.07 - $18.84
Q3 2013	24,261	$4,073	$15.34	$12.98 - $17.22
Q2 2013	26,067	$3,364	$11.32	$10.46 - $13.07