ADAGE CAPITAL PARTNERS GP, L.L.C.

Position in ALAB — Astera Labs, Inc.

CIK 1165408 Boston, MA

Position in ALAB

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$49,730,013

+$21,658,261 QoQ

Shares Held

453,741

+168.9% QoQ

Ownership

0.265%

of shares outstanding

% of Portfolio

0.08%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2024

9 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Technology · as of Mar 31, 2026

ADAGE CAPITAL PARTNERS GP, L.L.C. holds $6,820,675,504 across 20 Semiconductors names. ALAB ranks #11 (0.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	NVDA	Nvidia Corp	22,098,810	$3,854,032,464
2	AVGO	Broadcom Inc.	4,112,056	$1,272,722,452
3	MU	Micron Technology Inc	1,105,603	$373,516,917
4	AMD	Advanced Micro Devices Inc	1,325,594	$269,665,587
5	INTC	Intel Corp	4,163,354	$183,728,812
6	TXN	Texas Instruments Inc	793,044	$153,961,562
7	QCOM	Qualcomm Inc/De	955,821	$123,090,628
8	SLAB	Silicon Laboratories Inc.	566,337	$117,883,046

9 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$49,730,013	453,741	+168.9%	Shares	Sole	2026-05-15
2025-12-31	$28,071,752	168,741	+400.1%	Shares	Sole	2026-02-17
2025-09-30	$6,606,487	33,741	-94.3%	Shares	Sole	2025-11-14
2025-06-30	$53,341,651	589,932	+27.2%	Shares	Sole	2025-08-14
2025-03-31	$27,682,822	463,932	+802.0%	Shares	Sole	2025-05-15
2024-12-31	$6,812,168	51,432	-92.2%	Shares	Sole	2025-02-14
2024-09-30	$34,595,998	660,355	+25.8%	Shares	Sole	2024-11-14
2024-06-30	$31,767,750	525,000	+5.0%	Shares	Sole	2024-08-14
2024-03-31	$37,095,000	500,000	—	Shares	Sole	2024-05-15
No filing history on record for this holder in this stock.