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Castleark Management’s nLIGHT LASR Stock Holding History

Castleark Management’s Portfolio LASR Stock Details LASR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$4.04M Sell
58,100
-31,750
-35% -$2.22M 0.11% 175
2026
Q1 		$5.12M Buy
+89,850
New +$4.87M 0.17% 144
2020
Q3 		– Sell
-87,185
Closed -$1.94M – 364
2020
Q2 		$1.94M Buy
+87,185
New +$1.65M 0.08% 179

Other funds holding LASR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
NIM
Needham Investment Management New York $3.33B AUM 163.16% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Castleark Management's LASR Position: Q2 2026 in Review

Castleark Management reduced its nLIGHT (LASR) stake by 35% in Q2 2026, selling an estimated $2.22M and leaving 58,100 shares worth $4.04M. The position accounts for 0.11% of the portfolio, ranked #175.

Castleark Management first reported a position in LASR in Q2 2020 and has held it in 3 quarters since. The position peaked at $5.12M in Q1 2026. 360 funds tracked by Wall St. Rank hold LASR as of Q2 2026.

  • Castleark Management held 58,100 shares of nLIGHT worth $4.04M as of Q2 2026.
  • Castleark Management sold 31,750 nLIGHT shares in Q2 2026, an estimated $2.22M.
  • nLIGHT made up 0.11% of Castleark Management's portfolio in Q2 2026, its #175 holding.
  • Castleark Management first reported a position in nLIGHT in Q2 2020 and has held it in 3 quarters since.
  • Castleark Management's nLIGHT position peaked at $5.12M in Q1 2026.
  • 360 funds tracked by Wall St. Rank held nLIGHT as of Q2 2026.

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