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CenterBook Partners’s Reliance Steel & Aluminium RS Stock Holding History

CenterBook Partners’s Portfolio RS Stock Details RS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$312K Sell
1,027
-2,541
-71% -$807K 0.02% 545
2025
Q4 		$1.03M Sell
3,568
-8,157
-70% -$2.29M 0.05% 368
2025
Q3 		$3.29M Buy
+11,725
New +$3.52M 0.16% 180

Other funds holding RS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

CenterBook Partners's RS Position: Q1 2026 in Review

CenterBook Partners reduced its Reliance Steel & Aluminium (RS) stake by 71% in Q1 2026, selling an estimated $807K and leaving 1,027 shares worth $312K. The position accounts for 0.02% of the portfolio, ranked #545.

CenterBook Partners first reported a position in RS in Q3 2025 and has held it in 3 quarters since. The position peaked at $3.29M in Q3 2025. 643 funds tracked by Wall St. Rank hold RS as of Q1 2026.

  • CenterBook Partners held 1,027 shares of Reliance Steel & Aluminium worth $312K as of Q1 2026.
  • CenterBook Partners sold 2,541 Reliance Steel & Aluminium shares in Q1 2026, an estimated $807K.
  • Reliance Steel & Aluminium made up 0.02% of CenterBook Partners's portfolio in Q1 2026, its #545 holding.
  • CenterBook Partners first reported a position in Reliance Steel & Aluminium in Q3 2025 and has held it in 3 quarters since.
  • CenterBook Partners's Reliance Steel & Aluminium position peaked at $3.29M in Q3 2025.
  • 643 funds tracked by Wall St. Rank held Reliance Steel & Aluminium as of Q1 2026.

Based on CenterBook Partners's 13F filing for Q1 2026, filed 5 May 2026.