AVALONBAY CMNTYS INC

Ticker: AVB CUSIP: 053484101 Class: COM

ADAGE CAPITAL PARTNERS GP, L.L.C.'s Holding History (CIK: 0001165408)

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

Q4 2025

Shares 105,486 Value ($000) $19,126 Avg Close $179.77 Range $165.15 - $191.98

Q3 2025

Shares 189,482 Value ($000) $36,602 Avg Close $191.17 Range $177.89 - $202.68

Q2 2025

Shares 118,755 Value ($000) $24,167 Avg Close $199.04 Range $175.56 - $210.66

Q1 2025

Shares 169,738 Value ($000) $36,429 Avg Close $209.57 Range $199.61 - $222.20

Q4 2024

Shares 187,458 Value ($000) $41,235 Avg Close $216.25 Range $206.96 - $229.18

Q3 2024

Shares 207,525 Value ($000) $46,745 Avg Close $205.33 Range $190.30 - $224.57

Q2 2024

Shares 186,377 Value ($000) $38,560 Avg Close $182.28 Range $167.23 - $198.13

Q1 2024

Shares 150,561 Value ($000) $27,938 Avg Close $167.99 Range $158.16 - $176.02

Q4 2023

Shares 38,830 Value ($000) $7,270 Avg Close $161.55 Range $148.53 - $178.96

Q3 2023

Shares 17,808 Value ($000) $3,058 Avg Close $169.52 Range $157.16 - $182.14

Q4 2022

Shares 38,519 Value ($000) $6,222 Avg Close $151.65 Range $141.03 - $169.04

Q3 2022

Shares 131,094 Value ($000) $24,146 Avg Close $178.22 Range $160.20 - $194.63

Q2 2022

Shares 134,194 Value ($000) $26,067 Avg Close $189.75 Range $160.59 - $226.69

Q1 2022

Shares 111,680 Value ($000) $27,738 Avg Close $212.68 Range $199.34 - $225.50

Q4 2021

Shares 99,794 Value ($000) $25,207 Avg Close $206.31 Range $189.24 - $221.63

Q3 2021

Shares 99,204 Value ($000) $21,988 Avg Close $192.84 Range $178.76 - $200.51

Q2 2021

Shares 106,667 Value ($000) $22,260 Avg Close $170.51 Range $156.48 - $184.66

Q1 2021

Shares 104,967 Value ($000) $19,367 Avg Close $147.80 Range $130.86 - $165.19

Q4 2020

Shares 128,424 Value ($000) $20,603 Avg Close $133.06 Range $109.91 - $154.34

Q3 2020

Shares 63,447 Value ($000) $9,475 Avg Close $126.71 Range $118.63 - $135.86

Q2 2020

Shares 148,492 Value ($000) $22,963 Avg Close $129.64 Range $106.71 - $145.90

Q1 2020

Shares 169,182 Value ($000) $24,899 Avg Close $163.41 Range $95.83 - $186.04

Q4 2019

Shares 176,589 Value ($000) $37,031 Avg Close $172.50 Range $165.91 - $179.43

Q3 2019

Shares 184,289 Value ($000) $39,683 Avg Close $167.15 Range $158.16 - $174.16

Q2 2019

Shares 168,082 Value ($000) $34,151 Avg Close $160.79 Range $151.87 - $168.00

Q1 2019

Shares 173,382 Value ($000) $34,803 Avg Close $150.51 Range $132.54 - $159.87

Q4 2018

Shares 169,482 Value ($000) $29,498 Avg Close $141.10 Range $130.38 - $149.82

Q3 2018

Shares 177,882 Value ($000) $32,223 Avg Close $138.32 Range $130.81 - $144.00

Q2 2018

Shares 183,482 Value ($000) $31,539 Avg Close $126.88 Range $120.45 - $134.30

Q1 2018

Shares 184,082 Value ($000) $30,274 Avg Close $124.68 Range $116.09 - $136.28

Q4 2017

Shares 192,782 Value ($000) $34,394 Avg Close $136.97 Range $132.17 - $142.53

Q3 2017

Shares 196,582 Value ($000) $35,074 Avg Close $140.26 Range $132.94 - $146.79

Q2 2017

Shares 198,682 Value ($000) $38,181 Avg Close $142.09 Range $135.22 - $148.23

Q1 2017

Shares 198,582 Value ($000) $36,460 Avg Close $132.32 Range $124.96 - $138.60

Q4 2016

Shares 197,782 Value ($000) $35,037 Avg Close $123.37 Range $115.82 - $131.06

Q3 2016

Shares 200,482 Value ($000) $35,654 Avg Close $130.70 Range $122.41 - $136.52

Q2 2016

Shares 201,782 Value ($000) $36,399 Avg Close $129.86 Range $120.04 - $138.55

Q1 2016

Shares 202,582 Value ($000) $38,531 Avg Close $126.35 Range $114.93 - $137.26

Q4 2015

Shares 207,282 Value ($000) $38,167 Avg Close $127.20 Range $119.95 - $133.33

Q3 2015

Shares 201,682 Value ($000) $35,258 Avg Close $119.50 Range $112.12 - $127.12

Q2 2015

Shares 203,882 Value ($000) $32,595 Avg Close $116.57 Range $111.07 - $123.47

Q1 2015

Shares 203,882 Value ($000) $35,527 Avg Close $120.13 Range $113.82 - $126.25

Q4 2014

Shares 196,082 Value ($000) $32,038 Avg Close $108.21 Range $97.29 - $117.40

Q3 2014

Shares 201,282 Value ($000) $28,375 Avg Close $101.55 Range $96.10 - $107.55

Q2 2014

Shares 185,882 Value ($000) $26,431 Avg Close $93.88 Range $88.27 - $98.09

Q1 2014

Shares 184,582 Value ($000) $24,239 Avg Close $84.84 Range $76.80 - $89.72

Q4 2013

Shares 187,682 Value ($000) $22,190 Avg Close $82.16 Range $77.35 - $90.10

Q3 2013

Shares 182,982 Value ($000) $23,255 Avg Close $87.24 Range $80.23 - $93.70

Q2 2013

Shares 178,282 Value ($000) $24,052 Avg Close $87.72 Range $83.10 - $93.12

Q1 2013

Shares 161,600 Value ($000) $20,470 Avg Close $85.02 Range $80.03 - $90.75

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	105,486	$19,126	$179.77	$165.15 - $191.98
Q3 2025	189,482	$36,602	$191.17	$177.89 - $202.68
Q2 2025	118,755	$24,167	$199.04	$175.56 - $210.66
Q1 2025	169,738	$36,429	$209.57	$199.61 - $222.20
Q4 2024	187,458	$41,235	$216.25	$206.96 - $229.18
Q3 2024	207,525	$46,745	$205.33	$190.30 - $224.57
Q2 2024	186,377	$38,560	$182.28	$167.23 - $198.13
Q1 2024	150,561	$27,938	$167.99	$158.16 - $176.02
Q4 2023	38,830	$7,270	$161.55	$148.53 - $178.96
Q3 2023	17,808	$3,058	$169.52	$157.16 - $182.14
Q4 2022	38,519	$6,222	$151.65	$141.03 - $169.04
Q3 2022	131,094	$24,146	$178.22	$160.20 - $194.63
Q2 2022	134,194	$26,067	$189.75	$160.59 - $226.69
Q1 2022	111,680	$27,738	$212.68	$199.34 - $225.50
Q4 2021	99,794	$25,207	$206.31	$189.24 - $221.63
Q3 2021	99,204	$21,988	$192.84	$178.76 - $200.51
Q2 2021	106,667	$22,260	$170.51	$156.48 - $184.66
Q1 2021	104,967	$19,367	$147.80	$130.86 - $165.19
Q4 2020	128,424	$20,603	$133.06	$109.91 - $154.34
Q3 2020	63,447	$9,475	$126.71	$118.63 - $135.86
Q2 2020	148,492	$22,963	$129.64	$106.71 - $145.90
Q1 2020	169,182	$24,899	$163.41	$95.83 - $186.04
Q4 2019	176,589	$37,031	$172.50	$165.91 - $179.43
Q3 2019	184,289	$39,683	$167.15	$158.16 - $174.16
Q2 2019	168,082	$34,151	$160.79	$151.87 - $168.00
Q1 2019	173,382	$34,803	$150.51	$132.54 - $159.87
Q4 2018	169,482	$29,498	$141.10	$130.38 - $149.82
Q3 2018	177,882	$32,223	$138.32	$130.81 - $144.00
Q2 2018	183,482	$31,539	$126.88	$120.45 - $134.30
Q1 2018	184,082	$30,274	$124.68	$116.09 - $136.28
Q4 2017	192,782	$34,394	$136.97	$132.17 - $142.53
Q3 2017	196,582	$35,074	$140.26	$132.94 - $146.79
Q2 2017	198,682	$38,181	$142.09	$135.22 - $148.23
Q1 2017	198,582	$36,460	$132.32	$124.96 - $138.60
Q4 2016	197,782	$35,037	$123.37	$115.82 - $131.06
Q3 2016	200,482	$35,654	$130.70	$122.41 - $136.52
Q2 2016	201,782	$36,399	$129.86	$120.04 - $138.55
Q1 2016	202,582	$38,531	$126.35	$114.93 - $137.26
Q4 2015	207,282	$38,167	$127.20	$119.95 - $133.33
Q3 2015	201,682	$35,258	$119.50	$112.12 - $127.12
Q2 2015	203,882	$32,595	$116.57	$111.07 - $123.47
Q1 2015	203,882	$35,527	$120.13	$113.82 - $126.25
Q4 2014	196,082	$32,038	$108.21	$97.29 - $117.40
Q3 2014	201,282	$28,375	$101.55	$96.10 - $107.55
Q2 2014	185,882	$26,431	$93.88	$88.27 - $98.09
Q1 2014	184,582	$24,239	$84.84	$76.80 - $89.72
Q4 2013	187,682	$22,190	$82.16	$77.35 - $90.10
Q3 2013	182,982	$23,255	$87.24	$80.23 - $93.70
Q2 2013	178,282	$24,052	$87.72	$83.10 - $93.12
Q1 2013	161,600	$20,470	$85.02	$80.03 - $90.75