BXP β€” BOSTON PROPERTIES INC

Ownership history in Arjuna Capital  Β·  8 quarters on record

This page tracks every 13F SEC filing in which Arjuna Capital reported a position in BOSTON PROPERTIES INC (BXP). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price β€” sourced directly from SEC EDGAR 13F filings.

πŸ” Peak position
0.81% (2022 Q2)
πŸ“Š Avg. % of fund
0.46%
πŸ“… First filed
2021 Q2
πŸ“… Last filed
2025 Q3
⏱ Quarters held
8

Position Intelligence

Arjuna Capital Γ— BXP AI Analytics

πŸ“‰ Arjuna Capital underperformed the S&P 500 by –44.6% annually on this BXP position. Timing score: 14% (1/7 decisions correct). Average cost basis: $88.06. Maximum drawdown during holding period: –37.7%.

πŸ“ˆ Position Alpha vs SPY
-44.6%
annualised excess return

❌ Significantly underperformed the S&P 500 by 44.6% ann.
7 quarters analyzed

⏱️ Timing Score
14%

⚠️ Poor timing β€” buys often preceded drops, trims preceded rallies.
1 of 7 add/trim decisions correct

πŸ’° Entry Quality
$88.06
-16.4% vs current ($73.59)

Best entry: $70.84 (2024 Q4)  Β·  Worst: $104.26 (2022 Q1)

πŸ›‘οΈ Drawdown Resilience
–37.7%
max drawdown while held

πŸ’ͺ Held through 1 major drawdown (>20%). Strong conviction under pressure.

πŸ’ͺ Fund Conviction
62%
buy-side decisions

5 adds Β· 3 trims. Bought during 3 of 4 down-price quarters. πŸ“ˆ More buys than sells across the holding period.

πŸ“‘ Position Trajectory
↓ Shrinking
last 4–5 quarters trend

πŸ“‰ Portfolio weight has been declining in recent quarters. Possible distribution phase.
Currently 0.32% of portfolio

⚠ Based on quarterly 13F SEC filings and end-of-quarter closing prices. Timing score = accuracy of add/trim decisions vs next-quarter price direction. Alpha = mean quarterly excess return Γ— 4 (annualised). Not investment advice.

% of Fund (quarterly)    BXP price (monthly, adj. close)
πŸ“‹ Quarterly Holdings History 8 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 REDUCED 17,306 -46 -0.3% 0.32% $1.3M $73.59
2025 Q2 REDUCED 17,352 -938 -5.1% 0.31% $1.2M $66.17
2025 Q1 REDUCED 18,290 -1,146 -5.9% 0.34% $1.2M $64.95
2024 Q4 ADDED 19,436 +708 +3.8% 0.38% $1.4M $70.84
2022 Q2 ADDED 18,728 +5,450 +41.0% 0.81% $1.7M $72.81
2022 Q1 ADDED 13,278 +4,741 +55.5% 0.71% $1.7M $104.26
2021 Q3 ADDED 8,537 +565 +7.1% 0.38% $925K $86.32
2021 Q2 INITIATED 7,972 β€” β€” 0.40% $914K $90.50
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