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SIR Capital Management’s Cactus WHD Stock Holding History

SIR Capital Management’s Portfolio WHD Stock Details WHD Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$7.85M Buy
165,729
+136,310
+463% +$7.15M 0.73% 43
2025
Q4 		$1.34M Sell
29,419
-282,698
-91% -$11.8M 0.15% 73
2025
Q3 		$12.3M Buy
+312,117
New +$13.1M 1.1% 32
2019
Q4 		– Sell
-24,703
Closed -$715K – 50
2019
Q3 		$715K Buy
+24,703
New +$714K 0.18% 41

Other funds holding WHD

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

SIR Capital Management's WHD Position: Q1 2026 in Review

SIR Capital Management increased its Cactus (WHD) stake by 463% in Q1 2026, buying an estimated $7.15M and bringing the position to 165,729 shares worth $7.85M. The position accounts for 0.73% of the portfolio, ranked #43.

SIR Capital Management first reported a position in WHD in Q3 2019 and has held it in 4 quarters since. The position peaked at $12.3M in Q3 2025. 323 funds tracked by Wall St. Rank hold WHD as of Q1 2026.

  • SIR Capital Management held 165,729 shares of Cactus worth $7.85M as of Q1 2026.
  • SIR Capital Management bought 136,310 Cactus shares in Q1 2026, an estimated $7.15M.
  • Cactus made up 0.73% of SIR Capital Management's portfolio in Q1 2026, its #43 holding.
  • SIR Capital Management first reported a position in Cactus in Q3 2019 and has held it in 4 quarters since.
  • SIR Capital Management's Cactus position peaked at $12.3M in Q3 2025.
  • 323 funds tracked by Wall St. Rank held Cactus as of Q1 2026.

Based on SIR Capital Management's 13F filing for Q1 2026, filed 15 May 2026.