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Sigma Planning Corp’s Astera Labs ALAB Stock Holding History

Sigma Planning Corp’s Portfolio ALAB Stock Details ALAB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$413K Sell
3,772
-146
-4% -$20.8K 0.01% 923
2025
Q4 		$652K Sell
3,918
-18,972
-83% -$3.17M 0.02% 704
2025
Q3 		$4.48M Sell
22,890
-2,635
-10% -$433K 0.13% 159
2025
Q2 		$2.31M Buy
+25,525
New +$2.02M 0.07% 276
2025
Q1 		– Sell
-20,520
Closed -$2.72M – 1299
2024
Q4 		$2.72M Buy
+20,520
New +$1.93M 0.09% 226
2024
Q3 		– Sell
-38,605
Closed -$2.34M – 1288
2024
Q2 		$2.34M Buy
+38,605
New +$2.68M 0.07% 249

Other funds holding ALAB

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
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
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
AM
Atreides Management Boston, Massachusetts $5B AUM 78.34% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
FAM
Fred Alger Management New York $22.8B AUM 64.63% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Amundi
Amundi Paris, France $367B AUM 31.23% 1-Year Est. Return

Sigma Planning Corp's ALAB Position: Q1 2026 in Review

Sigma Planning Corp reduced its Astera Labs (ALAB) stake by 3.7% in Q1 2026, selling an estimated $20.8K and leaving 3,772 shares worth $413K. The position accounts for 0.01% of the portfolio, ranked #923.

Sigma Planning Corp first reported a position in ALAB in Q2 2024 and has held it in 6 quarters since. The position peaked at $4.48M in Q3 2025. 703 funds tracked by Wall St. Rank hold ALAB as of Q1 2026.

  • Sigma Planning Corp held 3,772 shares of Astera Labs worth $413K as of Q1 2026.
  • Sigma Planning Corp sold 146 Astera Labs shares in Q1 2026, an estimated $20.8K.
  • Astera Labs made up 0.01% of Sigma Planning Corp's portfolio in Q1 2026, its #923 holding.
  • Sigma Planning Corp first reported a position in Astera Labs in Q2 2024 and has held it in 6 quarters since.
  • Sigma Planning Corp's Astera Labs position peaked at $4.48M in Q3 2025.
  • 703 funds tracked by Wall St. Rank held Astera Labs as of Q1 2026.

Based on Sigma Planning Corp's 13F filing for Q1 2026, filed 4 May 2026.