SEC ownership of BXP, Inc.

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001037540.

Comparable stake leader

COHEN & STEERS, INC.

Disclosed value leader

BlackRock, Inc.

Comparable rows

50/50

Latest evidence

29 May 2026

Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 2 signals
Latest 13D/G holder
COHEN & STEERS, INC.
Latest parsed ownership date
29 May 2026
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0001037540
Issuer location
Boston, MA

Ownership snapshot

Top shareholders of BXP, 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
COHEN & STEERS, INC.
Disclosed value leader
BlackRock, Inc.
Comparable rows
50/50
Latest evidence
29 May 2026
13F 13D/G 3/4/5 Lead comparable stake: 13% 13D/G row: COHEN & STEERS, INC. Showing 1-8 of 50 holder rows.

Quick read

COHEN & STEERS, INC. leads the comparable SEC ownership view at 13%.

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 COHEN & STEERS, INC.'s linked filing trail.
Comparable ownership Top 5
COHEN & STEERS, INC. 13%
BlackRock, Inc. 10%
VANGUARD PORTFOLIO MANAGEMENT LLC 8.1%
VANGUARD CAPITAL MANAGEMENT LLC 7.2%
NORGES BANK 6.4%

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
COHEN & STEERS, INC.
13F 13D/G
Company
13%
from 13D/G
$1,082,080,000
20,849,327 shares
31 Mar 2026
BlackRock, Inc.
13D/G 13F
Company
10%
$1,181,784,169
15,897,016 shares
$0 30 Sep 2025
VANGUARD PORTFOLIO MANAGEMENT LLC
13D/G 13F
Vanguard Portfolio Management · Company
8.1%
$666,588,497
12,843,709 shares
$0 31 Mar 2026
VANGUARD CAPITAL MANAGEMENT LLC
13D/G 13F
Vanguard Capital Management · Company
7.2%
$590,765,711
11,382,769 shares
$0 31 Mar 2026
NORGES BANK
13D/G
6.4%
$662,961,128
10,180,607 shares
$0 31 Mar 2025
STATE STREET CORP
13F 13D/G
Company · STATE STREET CORPORATION
6.2%
from 13D/G
$520,147,989
9,890,068 shares
31 Mar 2026
First Eagle Investment Management, LLC
13D/G 13F
Company
6%
$491,757,423
9,511,749 shares
$0 31 Mar 2026
Diane J. Hoskins
3/4/5
Director
0.01%
$982,415
18,929 shares
29 May 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: -$6,003,656.

Buys
$0
Insiders: 0
Sells
$6,003,656
Insiders: 7
Net
-$6,003,656
Shares: -85,660
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 0 Shares: 85,660
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 0 7,063 $0 $418,933 -$418,933
3-6 0 7,887 $0 $476,930 -$476,930
6-9 0 70,710 $0 $5,107,794 -$5,107,794
9-12 0 0 $0 $0 $0

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-20 of 27 reporting-owner rows connected to BXP, Inc.. Open a relationship link for the CIK-to-CIK filing trail.

Rows
27
Largest Forms 3/4/5 holder
Michael E. Labelle
Net 12M change
-$6,003,658
Latest report
04 Jun 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Michael E. Labelle EVP and CFO $19,384,616 -$970,952 -4.8% Mixed 04 Jun 2026
Peter Otteni V Executive Vice President $4,886,425 -$587,656 -11% Mixed 20 May 2026
David A. Twardock Director $2,365,972 Mixed 31 Mar 2023
Carol B. Einiger Director $2,183,815 Mixed 31 Mar 2025
Joel Klein Director $1,531,382 Mixed 29 May 2026
Matthew J. Lustig Director $1,357,396 Mixed 29 May 2026
Hilary J. Spann Executive Vice President $1,074,372 -$403,589 -27% Mixed 27 Feb 2026
Owen D. Thomas Chief Executive Officer, Director $1,046,249 -$73,341 -6.6% Mixed 13 Feb 2026
Raymond A. Ritchey Senior EVP $1,025,159 -$2,621,134 -72% Mixed 13 Feb 2026
Diane J. Hoskins Director $982,415 Median 29 May 2026
Bruce W. Duncan Director $845,502 Mixed 29 May 2026
Tony West Director $662,648 Mixed 29 May 2026
William H. Walton III Director $619,833 Mixed 29 May 2026
Karen E. Dykstra Director $575,001 Mixed 27 May 2021
Kelly Ayotte Director $524,329 Mixed 31 Mar 2024
Mary E. Kipp Director $497,977 Mixed 29 May 2026
Timothy J. Naughton Director $446,391 Median 29 May 2026
Linde Douglas T. President, Director $201,765 Mixed 13 Feb 2026
Julie Richardson Director $59,728 Mixed 29 May 2026
Bryan J. Koop Executive Vice President $55,517 Mixed 13 Feb 2026

Recent insider transactions for BXP, Inc.

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

Insider Symbol Class Transaction % SEC-reported value SEC-reported price Shares Shares owned Date Ownership
Michael E. Labelle BXP Common Stock, par value $0.01 Conversion of derivative security 300.8% 23,981 31,952 04 Jun 2026 Direct
Michael E. Labelle BXP Common OP Units Conversion of derivative security -100% -23,981 0 04 Jun 2026 Direct
Michael E. Labelle BXP Common OP Units Conversion of derivative security 23,981 23,981 04 Jun 2026 Direct
Michael E. Labelle BXP LTIP Units Conversion of derivative security -7.39% -23,981 300,395 04 Jun 2026 Direct
Mary E. Kipp BXP LTIP Units Award 32.8% 3,332 13,495 29 May 2026 Direct
William H. Walton III BXP LTIP Units Award 23.3% 3,332 17,629 29 May 2026 Direct
Joel Klein BXP LTIP Units Award 17.1% 3,332 22,839 29 May 2026 Direct
Timothy J. Naughton BXP Common Stock, par value $0.01 Award 63.2% 3,332 8,601 29 May 2026 Direct
Bruce W. Duncan BXP LTIP Units Award 19.1% 3,332 20,739 29 May 2026 Direct
Tony West BXP Common Stock, par value $0.01 Award 27.6% 1,666 7,691 29 May 2026 Direct
Tony West BXP LTIP Units Award 63.2% 1,666 4,300 29 May 2026 Direct
Matthew J. Lustig BXP LTIP Units Award 14.9% 3,332 25,697 29 May 2026 Direct
Diane J. Hoskins BXP Common Stock, par value $0.01 Award 21.4% 3,332 18,929 29 May 2026 Direct
Julie Richardson BXP LTIP Units Award 136.9% 3,332 5,766 29 May 2026 Direct
Eric G. Kevorkian BXP Common Stock, par value $0.01 Sale -86.5% $119,702 $59.85 -2,000 311 22 May 2026 Direct
Eric G. Kevorkian BXP Common Stock, par value $0.01 Sale -7.96% $12,045 $60.22 -200 2,311 21 May 2026 Direct
Eric G. Kevorkian BXP Common Stock, par value $0.01 Conversion of derivative security 391.4% 2,000 2,511 21 May 2026 Direct
Eric G. Kevorkian BXP Common OP Units Conversion of derivative security -53.2% -2,000 1,757 21 May 2026 Direct
Peter Otteni V BXP Common Stock, par value $0.01 Sale -100% $287,186 $59.06 -4,863 0 20 May 2026 Direct
Peter Otteni V BXP Common Stock, par value $0.01 Conversion of derivative security 4,863 4,863 15 May 2026 Direct
Peter Otteni V BXP Common OP Units Conversion of derivative security -100% -4,863 0 15 May 2026 Direct
Peter Otteni V BXP Common OP Units Conversion of derivative security 4,863 4,863 15 May 2026 Direct
Peter Otteni V BXP LTIP Units Conversion of derivative security -4.89% -4,863 94,515 15 May 2026 Direct
Julie Richardson BXP Phantom Stock Units Award 54.4% 482 1,367 31 Mar 2026 Direct
Joel Klein BXP Phantom Stock Units Award 2.84% 650 23,515 31 Mar 2026 Direct
Mary E. Kipp BXP Phantom Stock Units Award 7.14% 530 7,951 31 Mar 2026 Direct
William H. Walton III BXP Phantom Stock Units Award 4.96% 458 9,688 31 Mar 2026 Direct
Bruce W. Duncan BXP Phantom Stock Units Award 5.35% 674 13,274 31 Mar 2026 Direct
Matthew J. Lustig BXP Phantom Stock Units Award 2.85% 578 20,826 31 Mar 2026 Direct
Tony West BXP Phantom Stock Units Award 11.6% 458 4,394 31 Mar 2026 Direct
Hilary J. Spann BXP Common Stock, par value $0.01 Sale -23.6% $327,997 $59.69 -5,495 17,832 27 Feb 2026 Direct
Hilary J. Spann BXP Common Stock, par value $0.01 Conversion of derivative security 30.8% 5,495 23,327 25 Feb 2026 Direct
Hilary J. Spann BXP Common OP Units Conversion of derivative security -100% -5,495 0 25 Feb 2026 Direct
Hilary J. Spann BXP Common OP Units Conversion of derivative security 5,495 5,495 25 Feb 2026 Direct
Hilary J. Spann BXP LTIP Units Conversion of derivative security -12.1% -5,495 39,923 25 Feb 2026 Direct
Michael E. Labelle BXP LTIP Units Award 2.44% 7,736 324,376 13 Feb 2026 Direct
Raymond A. Ritchey BXP LTIP Units Award 19.4% 15,163 93,357 13 Feb 2026 Direct
Owen D. Thomas BXP LTIP Units Award 3.35% 35,930 1,107,523 13 Feb 2026 Direct
Bryan J. Koop BXP LTIP Units Award 2.54% 5,501 222,070 13 Feb 2026 Direct
Linde Douglas T. BXP LTIP Units Award 2.67% 20,973 807,060 13 Feb 2026 Direct
Owen D. Thomas BXP Common Stock, par value $0.01 Sale -100% $73,341 $61.22 -1,198 0 13 Feb 2026 By Glenowen Holdings, LLC
Hilary J. Spann BXP Common Stock, par value $0.01 Sale -6.28% $75,592 $63.31 -1,194 17,832 05 Feb 2026 Direct
Donna D. Garesche BXP LTIP Units Award 8.1% 3,401 45,399 30 Jan 2026 Direct
Eric G. Kevorkian BXP LTIP Units Award 9.45% 3,827 44,306 30 Jan 2026 Direct
Hilary J. Spann BXP Common Stock, par value $0.01 Award 203.5% 12,757 19,026 30 Jan 2026 Direct
Peter Otteni V BXP LTIP Units Award 8.44% 7,731 99,378 30 Jan 2026 Direct
John J. Stroman BXP LTIP Units Award 12.4% 11,597 105,321 30 Jan 2026 Direct
Michael R. Walsh BXP LTIP Units Award 14.4% 4,638 36,822 30 Jan 2026 Direct
Michael E. Labelle BXP LTIP Units Award 7.71% 23,194 323,983 30 Jan 2026 Direct
Owen D. Thomas BXP LTIP Units Award 7.08% 73,063 1,105,695 30 Jan 2026 Direct
* marks a reported price that did not pass the local price check.
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .