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Winthrop Capital Management’s Astera Labs ALAB Stock Holding History

Winthrop Capital Management’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
2025
Q4 		– Sell
-9
Closed -$2K – 399
2025
Q3 		$2K Hold
9
– – ﹤0.01% 281
2025
Q2 		$1K Hold
9
– – ﹤0.01% 337
2025
Q1 		$1K Buy
+9
New +$833 ﹤0.01% 320

Other funds holding ALAB

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $302B AUM 26.44% 1-Year Est. Return
FAM
Fred Alger Management New York $30B AUM 76.99% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
AM
Atreides Management Boston, Massachusetts $14.3B AUM 116.01% 1-Year Est. Return

Winthrop Capital Management's ALAB Position: Q4 2025 in Review

Winthrop Capital Management sold out of Astera Labs (ALAB) in Q4 2025, closing a stake of 9 shares — an estimated $2K sold.

Winthrop Capital Management first reported a position in ALAB in Q1 2025 and held it in 3 quarters. The position peaked at $2K in Q3 2025. 701 funds tracked by Wall St. Rank hold ALAB as of Q4 2025.

  • Winthrop Capital Management reported no remaining Astera Labs position as of Q4 2025 after selling out during the quarter.
  • Winthrop Capital Management sold 9 Astera Labs shares in Q4 2025, an estimated $2K.
  • Winthrop Capital Management first reported a position in Astera Labs in Q1 2025 and held it in 3 quarters.
  • Winthrop Capital Management's Astera Labs position peaked at $2K in Q3 2025.
  • 701 funds tracked by Wall St. Rank held Astera Labs as of Q4 2025.

Based on Winthrop Capital Management's 13F filing for Q4 2025, filed 10 Feb 2026.