PDT Partners’s Astera Labs ALAB Stock Holding History

PDT Partners’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	–	Sell	-9,559	Closed	-$1.05M	–	628
2026 Q1	$1.05M	Hold	9,559	–	–	0.06%	331
2025 Q4	$1.59M	Sell	9,559 -700	-7%	-$117K	0.1%	287
2025 Q3	$2.01M	Sell	10,259 -114,383	-92%	-$18.8M	0.13%	252
2025 Q2	$11.3M	Buy	124,642 +71,485	+134%	+$5.65M	0.64%	14
2025 Q1	$3.17M	Buy	53,157 +28,121	+112%	+$2.6M	0.23%	150
2024 Q4	$3.32M	Sell	25,036 -9,964	-28%	-$935K	0.29%	113
2024 Q3	$1.83M	Buy	+35,000	New	+$1.64M	0.16%	229

Other funds holding ALAB

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

PDT Partners's ALAB Position: Q2 2026 in Review

PDT Partners sold out of Astera Labs (ALAB) in Q2 2026, closing a stake of 9,559 shares — an estimated $1.05M sold.

PDT Partners first reported a position in ALAB in Q3 2024 and held it in 7 quarters. The position peaked at $11.3M in Q2 2025. 991 funds tracked by Wall St. Rank hold ALAB as of Q2 2026.

PDT Partners reported no remaining Astera Labs position as of Q2 2026 after selling out during the quarter.
PDT Partners sold 9,559 Astera Labs shares in Q2 2026, an estimated $1.05M.
PDT Partners first reported a position in Astera Labs in Q3 2024 and held it in 7 quarters.
PDT Partners's Astera Labs position peaked at $11.3M in Q2 2025.
991 funds tracked by Wall St. Rank held Astera Labs as of Q2 2026.

Based on PDT Partners's 13F filing for Q2 2026, filed 14 Aug 2026.