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Castleark Management’s WillScot Mobile Mini Holdings WSC Stock Holding History

Castleark Management’s Portfolio WSC Stock Details WSC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$9.41M Buy
+325,950
New +$7.88M 0.25% 94
2023
Q2 		– Sell
-174,174
Closed -$8.17M – 318
2023
Q1 		$8.17M Sell
174,174
-74,050
-30% -$3.56M 0.4% 47
2022
Q4 		$11.2M Sell
248,224
-29,940
-11% -$1.34M 0.59% 40
2022
Q3 		$11.2M Sell
278,164
-42,970
-13% -$1.68M 0.62% 31
2022
Q2 		$10.4M Sell
321,134
-98,125
-23% -$3.47M 0.56% 33
2022
Q1 		$16.4M Sell
419,259
-7,020
-2% -$264K 0.71% 27
2021
Q4 		$17.4M Sell
426,279
-43,405
-9% -$1.6M 0.64% 32
2021
Q3 		$14.9M Sell
469,684
-10,270
-2% -$297K 0.57% 39
2021
Q2 		$13.4M Sell
479,954
-25,500
-5% -$733K 0.45% 50
2021
Q1 		$14M Buy
505,454
+13,395
+3% +$352K 0.51% 44
2020
Q4 		$11.4M Sell
492,059
-197,190
-29% -$3.98M 0.43% 53
2020
Q3 		$11.5M Buy
689,249
+209,719
+44% +$3.35M 0.45% 56
2020
Q2 		$5.89M Buy
+479,530
New +$5.91M 0.26% 109
2019
Q1 		– Sell
-316,645
Closed -$2.98M – 407
2018
Q4 		$2.98M Buy
+316,645
New +$4.49M 0.13% 189

Other funds holding WSC

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
SC
Samlyn Capital New York $6.14B AUM 42.05% 1-Year Est. Return
ClearBridge Investments
ClearBridge Investments New York $121B AUM 27.52% 1-Year Est. Return

Castleark Management's WSC Position: Q2 2026 in Review

Castleark Management opened a new position in WillScot Mobile Mini Holdings (WSC) in Q2 2026: 325,950 shares worth $9.41M. The stake represents 0.25% of the portfolio and ranks #94 among its holdings. This is a return to the name: Castleark Management previously reported a position in WSC as recently as Q1 2023.

Castleark Management first reported a position in WSC in Q4 2018 and has held it in 14 quarters since. The position peaked at $17.4M in Q4 2021. 371 funds tracked by Wall St. Rank hold WSC as of Q2 2026.

  • Castleark Management held 325,950 shares of WillScot Mobile Mini Holdings worth $9.41M as of Q2 2026.
  • WillScot Mobile Mini Holdings was a new Castleark Management position in Q2 2026.
  • WillScot Mobile Mini Holdings made up 0.25% of Castleark Management's portfolio in Q2 2026, its #94 holding.
  • Castleark Management first reported a position in WillScot Mobile Mini Holdings in Q4 2018 and has held it in 14 quarters since.
  • Castleark Management's WillScot Mobile Mini Holdings position peaked at $17.4M in Q4 2021.
  • 371 funds tracked by Wall St. Rank held WillScot Mobile Mini Holdings as of Q2 2026.

Based on Castleark Management's 13F filing for Q2 2026, filed 14 Aug 2026.