CM
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CastleKnight Management’s Flex FLEX Stock Holding History

CastleKnight Management’s Portfolio FLEX Stock Details FLEX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$8.1M Buy
+50,000
New +$6.06M 0.11% 132

Other funds holding FLEX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return

CastleKnight Management's FLEX Position: Q2 2026 in Review

CastleKnight Management reduced its Flex (FLEX) stake by 87% in Q2 2026, selling an estimated $4.11M and leaving 4,900 shares worth $794K. The position accounts for 0.01% of the portfolio, ranked #419.

CastleKnight Management first reported a position in FLEX in Q2 2022 and has held it in 12 quarters since. The position peaked at $2.54M in Q1 2026. 1,121 funds tracked by Wall St. Rank hold FLEX as of Q2 2026.

  • CastleKnight Management held 4,900 shares of Flex worth $794K as of Q2 2026.
  • CastleKnight Management sold 33,900 Flex shares in Q2 2026, an estimated $4.11M.
  • Flex made up 0.01% of CastleKnight Management's portfolio in Q2 2026, its #419 holding.
  • CastleKnight Management first reported a position in Flex in Q2 2022 and has held it in 12 quarters since.
  • CastleKnight Management's Flex position peaked at $2.54M in Q1 2026.
  • 1,121 funds tracked by Wall St. Rank held Flex as of Q2 2026.

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