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Needham Investment Management’s CleanSpark CLSK Stock Holding History

Needham Investment Management’s Portfolio CLSK Stock Details CLSK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$681K Buy
80,000
+40,000
+100% +$428K 0.03% 150
2025
Q4 		$405K Buy
40,000
+20,000
+100% +$300K 0.03% 155
2025
Q3 		$290K Buy
+20,000
New +$226K 0.02% 157

Other funds holding CLSK

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
SA
Situational Awareness San Francisco, California $13.7B AUM 334.5% 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
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Needham Investment Management's CLSK Position: Q1 2026 in Review

Needham Investment Management increased its CleanSpark (CLSK) stake by 100% in Q1 2026, buying an estimated $428K and bringing the position to 80,000 shares worth $681K. The position accounts for 0.03% of the portfolio, ranked #150.

Needham Investment Management first reported a position in CLSK in Q3 2025 and has held it in 3 quarters since. 351 funds tracked by Wall St. Rank hold CLSK as of Q1 2026.

  • Needham Investment Management held 80,000 shares of CleanSpark worth $681K as of Q1 2026.
  • Needham Investment Management bought 40,000 CleanSpark shares in Q1 2026, an estimated $428K.
  • CleanSpark made up 0.03% of Needham Investment Management's portfolio in Q1 2026, its #150 holding.
  • Needham Investment Management first reported a position in CleanSpark in Q3 2025 and has held it in 3 quarters since.
  • 351 funds tracked by Wall St. Rank held CleanSpark as of Q1 2026.

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