CCM
ATKR icon

Coliseum Capital Management’s Atkore ATKR Stock Holding History

Coliseum Capital Management’s Portfolio ATKR Stock Details ATKR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-947,070
Closed -$55.8M – 12
2026
Q1 		$55.8M Buy
947,070
+137,765
+17% +$8.96M 4.57% 9
2025
Q4 		$51.2M Buy
+809,305
New +$52.8M 4.19% 9

Other funds holding ATKR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
GCM
Gates Capital Management New York $4.16B AUM 21% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
EARNEST Partners
EARNEST Partners Atlanta, Georgia $27.7B AUM 52.44% 1-Year Est. Return

Coliseum Capital Management's ATKR Position: Q2 2026 in Review

Coliseum Capital Management sold out of Atkore (ATKR) in Q2 2026, closing a stake of 947,070 shares — an estimated $55.8M sold.

Coliseum Capital Management first reported a position in ATKR in Q4 2025 and held it in 2 quarters. The position peaked at $55.8M in Q1 2026. 325 funds tracked by Wall St. Rank hold ATKR as of Q2 2026.

  • Coliseum Capital Management reported no remaining Atkore position as of Q2 2026 after selling out during the quarter.
  • Coliseum Capital Management sold 947,070 Atkore shares in Q2 2026, an estimated $55.8M.
  • Coliseum Capital Management first reported a position in Atkore in Q4 2025 and held it in 2 quarters.
  • Coliseum Capital Management's Atkore position peaked at $55.8M in Q1 2026.
  • 325 funds tracked by Wall St. Rank held Atkore as of Q2 2026.

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