Calamos Advisors
SLB icon

Calamos Advisors’s SLB Ltd SLB Stock Holding History

Calamos Advisors’s Portfolio SLB Stock Details SLB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2023
Q1 		– Sell
-33,300
Closed -$1.78M – 1198
2022
Q4 		$1.78M Buy
+33,300
New +$1.66M 0.01% 812

Other funds holding SLB

BlackRock
BlackRock New York $6.73T AUM 46.02% 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
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Calamos Advisors's SLB Position: Q2 2026 in Review

Calamos Advisors reduced its SLB Ltd (SLB) stake by 32% in Q2 2026, selling an estimated $5.52M and leaving 215,171 shares worth $10M. The position accounts for 0.03% of the portfolio, ranked #409.

Calamos Advisors first reported a position in SLB in Q2 2013 and has held it in 53 quarters since. The position peaked at $355M in Q3 2013. 1,695 funds tracked by Wall St. Rank hold SLB as of Q2 2026.

  • Calamos Advisors held 215,171 shares of SLB Ltd worth $10M as of Q2 2026.
  • Calamos Advisors sold 102,975 SLB Ltd shares in Q2 2026, an estimated $5.52M.
  • SLB Ltd made up 0.03% of Calamos Advisors's portfolio in Q2 2026, its #409 holding.
  • Calamos Advisors first reported a position in SLB Ltd in Q2 2013 and has held it in 53 quarters since.
  • Calamos Advisors's SLB Ltd position peaked at $355M in Q3 2013.
  • 1,695 funds tracked by Wall St. Rank held SLB Ltd as of Q2 2026.

Based on Calamos Advisors's 13F filing for Q2 2026, filed 31 Jul 2026.