SEC ownership of AVALONBAY COMMUNITIES INC

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0000915912.

Comparable stake leader

NORGES BANK

Disclosed value leader

BlackRock, Inc.

Comparable rows

50/50

Latest evidence

30 Jun 2026

Top shareholders Insider holders Latest transactions

Public ticker: AVB on NYSE
Parsed ownership sources: 13D/G and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
Largest SEC-reported holder: NORGES BANK
Ranking: Comparable ownership first, then disclosed value
Comparable ownership rows: 50 of 50
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder: NORGES BANK
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date: 30 Jun 2026
Freshness: Most recent filing date in this holder set
Issuer CIK: 0000915912
Issuer location: Arlington, VA

Ownership snapshot

Top shareholders of AVALONBAY COMMUNITIES INC (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

NORGES BANK

Disclosed value leader

BlackRock, Inc.

Comparable rows

50/50

Latest evidence

30 Jun 2026

13D/G 13F Lead comparable stake: 5.3% 13D/G row: NORGES BANK Showing 1-8 of 50 holder rows.

Quick read

NORGES BANK leads the comparable SEC ownership view at 5.3%.

50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens NORGES BANK's linked filing trail.

Comparable ownership Top 5

NORGES BANK 5.3%

BlackRock, Inc. 12%

VANGUARD PORTFOLIO MANAGEMENT LLC 8.5%

VANGUARD CAPITAL MANAGEMENT LLC 6.4%

STATE STREET CORP 6.3%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-8 of 50 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
NORGES BANK	13D/G 13F Company 13D/G 13F	5.3%	$1,463,708,393 7,577,307 shares	$0	30 Sep 2025
BlackRock, Inc.	13F Company 13F	12%	$3,368,659,124 17,852,876 shares	—	30 Jun 2026
VANGUARD PORTFOLIO MANAGEMENT LLC	13F Company 13F	8.5%	$2,286,232,761 12,116,343 shares	—	30 Jun 2026
VANGUARD CAPITAL MANAGEMENT LLC	13F Company 13F	6.4%	$1,715,438,907 9,091,308 shares	—	30 Jun 2026
STATE STREET CORP	13F Company 13F	6.3%	$1,725,821,134 9,062,583 shares	—	30 Jun 2026
JPMORGAN CHASE & CO	13F Company 13F	3.2%	$881,856,900 4,577,744 shares	—	30 Jun 2026
GEODE CAPITAL MANAGEMENT, LLC	13F Company 13F	3%	$803,540,805 4,273,269 shares	—	30 Jun 2026
PRICE T ROWE ASSOCIATES INC /MD/	13F Company 13F	2.8%	$766,188,000 4,060,560 shares	—	30 Jun 2026

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

Net insider flow leans to selling over the last 12 months. Net value: -$27,040.

Buys

Insiders: 0

Sells

$27,040

Insiders: 1

Net

-$27,040

Shares: -150

Window

Last 12 months

4 rolling buckets

Buy value Sell value

Shares: 0 Shares: 150

Window (months)	Sell shares	Buy value	Sell value	Net value
0-3	0	$0	$0	$0
3-6	0	$0	$0	$0
6-9	150	$0	$27,040	-$27,040
9-12	0	$0	$0	$0

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-20 of 24 reporting-owner rows connected to AVALONBAY COMMUNITIES INC. Open a relationship link for the CIK-to-CIK filing trail.

Rows

Largest Forms 3/4/5 holder

Joanne M. Lockridge

Net 12M change

-$27,040

Latest report

17 Aug 2026

Name	Relationship	Holdings Value	Past Year Net Change	Change %	Valuation	Report Date
Joanne M. Lockridge	Executive Vice President	$4,054,986			Filing P/S	07 Mar 2024
Benjamin Schall	CEO & President, Director	$3,805,745			Mixed	17 Aug 2026
W. Edward Walter	Director	$3,389,827			Mixed	01 Jun 2023
Alan Buckelew	Director	$1,861,383			Mixed	26 May 2022
Keri A. Shea	SVP-Finance and Treasurer	$1,105,855			Filing P/S	06 Aug 2024
Conor C. Flynn	Director	$0			Mixed	17 Aug 2026
Kevin P. O'Shea	Chief Financial Officer	$0			Mixed	17 Aug 2026
Edward M. Schulman	EVP-General Counsel	$0			Mixed	17 Aug 2026
Charles E. Mueller Jr.	Director	$0			Mixed	17 Aug 2026
Terry S. Brown	Director	$0			Mixed	17 Aug 2026
Timothy J. Naughton	Director	$0			Mixed	17 Aug 2026
Matthew H. Birenbaum	Chief Investment Officer	$0			Mixed	17 Aug 2026
Sean Thomas Willson	Senior Vice President	$0	-$27,040	-100%	Mixed	17 Aug 2026
Sean J. Breslin	Chief Operating Officer	$0			Mixed	17 Aug 2026
Ronald L. Havner Jr.	Director	$0			Mixed	17 Aug 2026
Pamela Rogers Thomas	Executive Vice President	$0			Mixed	17 Aug 2026
Glyn Aeppel	Director	$0			Mixed	17 Aug 2026
Nnenna Lynch	Director	$0			Mixed	17 Aug 2026
Stephen P. Hills	Director	$0			Mixed	17 Aug 2026
Christopher B. Howard	Director	$0			Mixed	17 Aug 2026

Recent insider transactions for AVALONBAY COMMUNITIES INC

Showing up to 300 recent insider transactions from the last 12 months.

Insider	Symbol	Class	Transaction	%	Shares	Shares owned	Date	Ownership
Kevin P. O'Shea	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-57,693	0	17 Aug 2026	Direct
Kevin P. O'Shea	AVB	Common Stock, par value $.01 per share	Award	73.6%	24,467	57,693	17 Aug 2026	Direct
Kevin P. O'Shea	AVB	Employee Stock Options (Right to Buy)	Disposed to Issuer	-100%	-13,966	0	17 Aug 2026	Direct
Pamela Rogers Thomas	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-23,879	0	17 Aug 2026	Direct
Pamela Rogers Thomas	AVB	Common Stock, par value $.01 per share	Award	131.4%	13,561	23,879	17 Aug 2026	Direct
Matthew H. Birenbaum	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-113,021	0	17 Aug 2026	Direct
Matthew H. Birenbaum	AVB	Common Stock, par value $.01 per share	Award	32.5%	27,735	113,021	17 Aug 2026	Direct
Matthew H. Birenbaum	AVB	Employee Stock Options (Right to Buy)	Disposed to Issuer	-100%	-17,458	0	17 Aug 2026	Direct
Sean J. Breslin	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-106,920	0	17 Aug 2026	Direct
Sean J. Breslin	AVB	Common Stock, par value $.01 per share	Award	35%	27,735	106,920	17 Aug 2026	Direct
Sean J. Breslin	AVB	Employee Stock Options (Right to Buy)	Disposed to Issuer	-100%	-17,458	0	17 Aug 2026	Direct
Edward M. Schulman	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-36,178	0	17 Aug 2026	Direct
Edward M. Schulman	AVB	Common Stock, par value $.01 per share	Award	54.6%	12,770	36,178	17 Aug 2026	Direct
Edward M. Schulman	AVB	Employee Stock Options (Right to Buy)	Disposed to Issuer	-100%	-6,983	0	17 Aug 2026	Direct
Alaine Susan Walsh	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-13,019	0	17 Aug 2026	Direct
Alaine Susan Walsh	AVB	Common Stock, par value $.01 per share	Award	38.1%	3,590	13,019	17 Aug 2026	Direct
Alaine Susan Walsh	AVB	Employee Stock Options (Right to Buy)	Disposed to Issuer	-100%	-2,444	0	17 Aug 2026	Direct
Sean Thomas Willson	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-5,903	0	17 Aug 2026	Direct
Sean Thomas Willson	AVB	Common Stock, par value $.01 per share	Award	32%	1,430	5,903	17 Aug 2026	Direct
Benjamin Schall	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-178,820	0	17 Aug 2026	Direct
Benjamin Schall	AVB	Common Stock, par value $.01 per share	Award	77.8%	78,257	178,820	17 Aug 2026	Direct
Benjamin Schall	AVB	Employee Stock Options (Right to Buy)	Disposed to Issuer	-100%	-62,273	0	17 Aug 2026	Direct
Christopher B. Howard	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-7,596	0	17 Aug 2026	Direct
Conor C. Flynn	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-2,022	0	17 Aug 2026	Direct
Ronald L. Havner Jr.	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-21,150	0	17 Aug 2026	Direct
Terry S. Brown	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-20,856	0	17 Aug 2026	Direct
Stephen P. Hills	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-10,275	0	17 Aug 2026	Direct
Richard J. Lieb	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-9,929	0	17 Aug 2026	Direct
Nnenna Lynch	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-7,052	0	17 Aug 2026	Direct
Charles E. Mueller Jr.	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-8,624	0	17 Aug 2026	Direct
Timothy J. Naughton	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-14,024	0	17 Aug 2026	By Family Trust
Timothy J. Naughton	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-111,594	0	17 Aug 2026	Direct
Timothy J. Naughton	AVB	Employee Stock Options (Right to Buy)	Disposed to Issuer	-100%	-69,832	0	17 Aug 2026	Direct
Susan Swanezy	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-15,981	0	17 Aug 2026	Direct
Glyn Aeppel	AVB	Common Stock, par value $.01 per share	Disposed to Issuer	-100%	-15,659	0	17 Aug 2026	Direct
Pamela Rogers Thomas	AVB	Common Stock, par value $.01 per share	Tax liability	-4.45%	-480	10,318	01 Aug 2026	Direct
Susan Swanezy	AVB	Common Stock, par value $.01 per share	Award	7.33%	1,082	15,842	28 May 2026	Direct
Richard J. Lieb	AVB	Common Stock, par value $.01 per share	Award	12.3%	1,082	9,889	28 May 2026	Direct
Charles E. Mueller Jr.	AVB	Common Stock, par value $.01 per share	Award	14.5%	1,082	8,556	28 May 2026	Direct
Christopher B. Howard	AVB	Common Stock, par value $.01 per share	Award	16.8%	1,082	7,526	28 May 2026	Direct
Nnenna Lynch	AVB	Common Stock, par value $.01 per share	Award	18.3%	1,082	6,987	28 May 2026	Direct
Stephen P. Hills	AVB	Common Stock, par value $.01 per share	Award	11.9%	1,082	10,184	28 May 2026	Direct
Glyn Aeppel	AVB	Common Stock, par value $.01 per share	Award	7.5%	1,082	15,514	28 May 2026	Direct
Ronald L. Havner Jr.	AVB	Common Stock, par value $.01 per share	Award	5.44%	1,082	20,954	28 May 2026	Direct
Terry S. Brown	AVB	Common Stock, par value $.01 per share	Award	5.53%	1,082	20,663	28 May 2026	Direct
Conor C. Flynn	AVB	Common Stock, par value $.01 per share	Award	117.5%	1,082	2,003	28 May 2026	Direct
Timothy J. Naughton	AVB	Common Stock, par value $.01 per share	Award	0.98%	1,082	111,560	28 May 2026	Direct
Christopher B. Howard	AVB	Common Stock, par value $.01 per share	Award	2.14%	135	6,444	19 May 2026	Direct
Ronald L. Havner Jr.	AVB	Common Stock, par value $.01 per share	Award	0.68%	135	19,872	19 May 2026	Direct
Charles E. Mueller Jr.	AVB	Common Stock, par value $.01 per share	Award	2.41%	176	7,474	19 May 2026	Direct

^* marks a reported price that did not pass the local price check.