Mariner
BDN

Mariner’s Brandywine Realty Trust BDN Stock Holding History

Mariner’s Portfolio BDN Stock Details BDN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$220K Buy
81,243
+53,136
+189% +$159K ﹤0.01% 3115
2025
Q4 		$82.1K Sell
28,107
-19,345
-41% -$65.8K ﹤0.01% 3359
2025
Q3 		$198K Buy
47,452
+794
+2% +$3.34K ﹤0.01% 3183
2025
Q2 		$200K Sell
46,658
-21,031
-31% -$87.3K ﹤0.01% 3057
2025
Q1 		$302K Buy
67,689
+2,824
+4% +$14K ﹤0.01% 2618
2024
Q4 		$363K Sell
64,865
-1,637
-2% -$9.14K ﹤0.01% 2453
2024
Q3 		$361K Buy
66,502
+2,918
+5% +$14.5K ﹤0.01% 2417
2024
Q2 		$285K Sell
63,584
-772
-1% -$3.52K ﹤0.01% 2496
2024
Q1 		$309K Buy
64,356
+1,539
+2% +$7.14K ﹤0.01% 2409
2023
Q4 		$339K Buy
62,817
+7,064
+13% +$31K ﹤0.01% 2236
2023
Q3 		$253K Buy
55,753
+2,857
+5% +$13.6K ﹤0.01% 2302
2023
Q2 		$246K Buy
52,896
+36,677
+226% +$150K ﹤0.01% 2281
2023
Q1 		$77K Sell
16,219
-1,808
-10% -$10.6K ﹤0.01% 2615
2022
Q4 		$111K Buy
18,027
+5,121
+40% +$32.9K ﹤0.01% 2496
2022
Q3 		$87K Buy
+12,906
New +$110K ﹤0.01% 2231
2021
Q4 		– Sell
-20,173
Closed -$271K – 1156
2021
Q3 		$271K Buy
+20,173
New +$277K ﹤0.01% 953

Other funds holding BDN

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Mirae Asset Global ETFs Holdings
Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $73.7B AUM 53.56% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
LAII
LM Asset (IM) Inc Vancouver, British Columbia, Canada $192M AUM 105.88% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return

Mariner's BDN Position: Q1 2026 in Review

Mariner increased its Brandywine Realty Trust (BDN) stake by 189% in Q1 2026, buying an estimated $159K and bringing the position to 81,243 shares worth $220K. The position accounts for ﹤0.01% of the portfolio, ranked #3115.

Mariner first reported a position in BDN in Q3 2021 and has held it in 16 quarters since. The position peaked at $363K in Q4 2024. 230 funds tracked by Wall St. Rank hold BDN as of Q1 2026.

  • Mariner held 81,243 shares of Brandywine Realty Trust worth $220K as of Q1 2026.
  • Mariner bought 53,136 Brandywine Realty Trust shares in Q1 2026, an estimated $159K.
  • Brandywine Realty Trust made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #3115 holding.
  • Mariner first reported a position in Brandywine Realty Trust in Q3 2021 and has held it in 16 quarters since.
  • Mariner's Brandywine Realty Trust position peaked at $363K in Q4 2024.
  • 230 funds tracked by Wall St. Rank held Brandywine Realty Trust as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.