RF
ALAB icon

Rossby Financial’s Astera Labs ALAB Stock Holding History

Rossby Financial’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
Q2 		$132K Buy
274
+90
+49% +$23.9K 0.02% 483
2026
Q1 		$19.6K Buy
184
+75
+69% +$10.7K ﹤0.01% 1017
2025
Q4 		$18.1K Buy
+109
New +$18.2K 0.01% 752

Other funds holding ALAB

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

Rossby Financial's ALAB Position: Q2 2026 in Review

Rossby Financial increased its Astera Labs (ALAB) stake by 49% in Q2 2026, buying an estimated $23.9K and bringing the position to 274 shares worth $132K. The position accounts for 0.02% of the portfolio, ranked #483.

Rossby Financial first reported a position in ALAB in Q4 2025 and has held it in 3 quarters since. 989 funds tracked by Wall St. Rank hold ALAB as of Q2 2026.

  • Rossby Financial held 274 shares of Astera Labs worth $132K as of Q2 2026.
  • Rossby Financial bought 90 Astera Labs shares in Q2 2026, an estimated $23.9K.
  • Astera Labs made up 0.02% of Rossby Financial's portfolio in Q2 2026, its #483 holding.
  • Rossby Financial first reported a position in Astera Labs in Q4 2025 and has held it in 3 quarters since.
  • 989 funds tracked by Wall St. Rank held Astera Labs as of Q2 2026.

Based on Rossby Financial's 13F filing for Q2 2026, filed 4 Aug 2026.