Mariner
EXR icon

Mariner’s Extra Space Storage EXR Stock Holding History

Mariner’s Portfolio EXR Stock Details EXR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.72M Sell
20,782
-11,257
-35% -$1.59M ﹤0.01% 1360
2025
Q4 		$4.17M Sell
32,039
-49
-0.2% -$6.68K 0.01% 1088
2025
Q3 		$4.52M Sell
32,088
-617
-2% -$88.6K 0.01% 976
2025
Q2 		$4.82M Buy
32,705
+13,930
+74% +$2.03M 0.01% 877
2025
Q1 		$2.79M Buy
18,775
+3,520
+23% +$534K ﹤0.01% 1066
2024
Q4 		$2.28M Sell
15,255
-1,839
-11% -$302K ﹤0.01% 1143
2024
Q3 		$3.08M Buy
17,094
+1,704
+11% +$288K 0.01% 980
2024
Q2 		$2.39M Buy
15,390
+2,146
+16% +$313K ﹤0.01% 1027
2024
Q1 		$1.95M Buy
13,244
+862
+7% +$126K ﹤0.01% 1117
2023
Q4 		$1.99M Sell
12,382
-1,075
-8% -$137K ﹤0.01% 1064
2023
Q3 		$1.64M Sell
13,457
-497
-4% -$66.7K ﹤0.01% 1068
2023
Q2 		$2.08M Buy
13,954
+3,368
+32% +$507K 0.01% 960
2023
Q1 		$1.72M Buy
10,586
+789
+8% +$124K 0.01% 1024
2022
Q4 		$1.44M Sell
9,797
-984
-9% -$157K ﹤0.01% 1069
2022
Q3 		$1.86M Buy
+10,781
New +$2.04M 0.01% 800
2021
Q3 		– Sell
-10,347
Closed -$1.7M – 1002
2021
Q2 		$1.7M Buy
+10,347
New +$1.55M 0.01% 527
2019
Q3 		– Sell
-3,424
Closed -$363K – 798
2019
Q2 		$363K Sell
3,424
-135
-4% -$14.2K ﹤0.01% 816
2019
Q1 		$363K Buy
+3,559
New +$342K 0.01% 748

Other funds holding EXR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Cohen & Steers
Cohen & Steers New York $57.6B AUM 8.03% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Mariner's EXR Position: Q1 2026 in Review

Mariner reduced its Extra Space Storage (EXR) stake by 35% in Q1 2026, selling an estimated $1.59M and leaving 20,782 shares worth $2.72M. The position accounts for ﹤0.01% of the portfolio, ranked #1360.

Mariner first reported a position in EXR in Q1 2019 and has held it in 18 quarters since. The position peaked at $4.82M in Q2 2025. 763 funds tracked by Wall St. Rank hold EXR as of Q1 2026.

  • Mariner held 20,782 shares of Extra Space Storage worth $2.72M as of Q1 2026.
  • Mariner sold 11,257 Extra Space Storage shares in Q1 2026, an estimated $1.59M.
  • Extra Space Storage made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #1360 holding.
  • Mariner first reported a position in Extra Space Storage in Q1 2019 and has held it in 18 quarters since.
  • Mariner's Extra Space Storage position peaked at $4.82M in Q2 2025.
  • 763 funds tracked by Wall St. Rank held Extra Space Storage as of Q1 2026.

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