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	$794K	Sell	4,900 -33,900	-87%	-$4.11M	0.01%	419
2026 Q1	$2.54M	Hold	38,800	–	–	0.04%	253
2025 Q4	$2.34M	Hold	38,800	–	–	0.05%	180
2025 Q3	$2.25M	Hold	38,800	–	–	0.04%	220
2025 Q2	$1.94M	Hold	38,800	–	–	0.05%	219
2025 Q1	$1.28M	Buy	38,800 +20,000	+106%	+$784K	0.05%	196
2024 Q4	$722K	Hold	18,800	–	–	0.02%	278
2024 Q3	$628K	Hold	18,800	–	–	0.03%	262
2024 Q2	$554K	Buy	+18,800	New	+$563K	0.03%	272
2023 Q1	–	Sell	-18,976	Closed	-$307K	–	282
2022 Q4	$307K	Hold	18,976	–	–	0.04%	169
2022 Q3	$238K	Hold	18,976	–	–	0.03%	184
2022 Q2	$207K	Buy	+18,976	New	+$235K	0.03%	213

Other funds holding FLEX

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Jupiter Topco New York $245B AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

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.