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ALAB · Astera Labs, Inc.

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TEAM-0.32% 13F +439META+2.47% 13F +2,694RCG-2.04% CLUSTERUTHR-4.03% 13F +425CRWV+4.49% 13F +693CRM+2.92% 13F +1,018CVNA-0.98% 13F +794TPL-0.71% 13F +444NET-4.47% 13F +710MSTR-1.35% 13F +526DELL+4.91% 13F +1,203CRWD+5.68% 13F +1,382ANET+1.22% 13F +1,323COIN+10.14% 13F +475TEAM-0.32% 13F +439META+2.47% 13F +2,694RCG-2.04% CLUSTERUTHR-4.03% 13F +425CRWV+4.49% 13F +693CRM+2.92% 13F +1,018CVNA-0.98% 13F +794TPL-0.71% 13F +444NET-4.47% 13F +710MSTR-1.35% 13F +526DELL+4.91% 13F +1,203CRWD+5.68% 13F +1,382ANET+1.22% 13F +1,323COIN+10.14% 13F +475

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ALAB

Name: Astera Labs, Inc. (ALAB) insider trading and ownership data
Creator: WaveMan
License: https://wave-man.com/terms

Astera Labs, Inc.

SEMICONDUCTORS & ELECTRONICS · SEMICONDUCTORS & RELATED DEVICES · CIK 0001736297

FORM 144 · 10☆ WATCH

INSIDER NET · 180D

-$689.0M

open-market buys minus sells, Form 4 codes P and S

INSIDER BUYERS · 180D

CONGRESS BUYERS · 1Y

FUNDS ADDED · QTR

660

13F, latest reported quarter

REVENUE GROWTH

+115.1%

XBRL, annual

NET MARGIN

25.7%

SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST

INSIDERS

net -$689.0M over 180 days

-$209.7M over 90 days

below 99% of Semiconductors & Electronics

CONGRESS

no member of Congress has reported trading it

FUNDS

660 funds added or opened last quarter

more than 92% of Semiconductors & Electronics

REVENUE

+115.1% year over year

more than 92% of Semiconductors & Electronics

MARGIN

25.7% net margin

more than 93% of Semiconductors & Electronics

BUYBACKS

no share repurchases reported

SHORT

5.2% of shares outstanding short · 2.0 days to cover · settled 2026-07-31

more than 59% of Semiconductors & Electronics

THE SITUATION · EVERY LINE IS ONE RULE OVER ONE DATASET

Insiders are net sellers: -$689.0M across 7 people in 180 days.

660 funds added or opened positions in the latest 13F quarter, of 992 holders.

The year, with the filings on it

Total return indexed to 100 over the last 12 months · every marker is a federal filing, placed at its date — hover any marker for the detail

TOTAL 12M RETURN +78.1%

+78.1%12M

INSIDER SELLFORM 144

INDEXED RETURN, DIVIDEND-ADJUSTED — NOT A PRICE CHART · LARGE TRADES DRAWN FIRST WHEN A NAME FILES HEAVILY

Live price

Daily candles from TradingView, on their licence — no filings are marked on this one

WHY THIS NAME IS ON THE DESK

Insiders have filed to sell — before selling.

The record shows a net $689.0M sold by insiders over 180 days, 660 funds added last quarter, $288.6M in planned Form 144 sales. Every figure is a federal filing, dated the day it became public.

Backtest this pattern Open the screener

Same sector, ranked by filing activity

Sector from the SEC's own SIC classification

NVDA CRDO VICR MPWR VPLM PI MTSI MU AIP AVGO MSI AMD

Insider transactions

Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

Over the last 180 days, Astera Labs, Inc. insiders sold a net $689.0M of stock across 930 Form 4 purchases and sales, with 0 insider(s) buying. Source: SEC Form 4 filings, as of 2026-09-05.

INSIDER

FILED

VALUE

Dyckerhoff Stefan A

Director

SELL

2026-09-02

273.0

$74.7K

Dyckerhoff Stefan A

Director

SELL

2026-09-02

650.0

$177.9K

Dyckerhoff Stefan A

Director

SELL

2026-09-02

52.0

$14.2K

Dyckerhoff Stefan A

Director

SELL

2026-09-02

2,275.0

$625.1K

Dyckerhoff Stefan A

Director

SELL

2026-09-02

5,409.0

$1.5M

930 TRANSACTIONS ON RECORD

Showing the most recent few. Create a free account to see 925 more transactions on record, the cross-source screener and CSV export. We store only your email address, and there is no password to create.

Institutional holders

13F · holdings as of the latest quarter funds have reported

FMR LLC

24,845,364.0 sh

$12.0B

BlackRock, Inc.

13,683,865.0 sh

$6.6B

VANGUARD PORTFOLIO MANAGEMENT LLC

7,887,650.0 sh

$3.8B

VANGUARD CAPITAL MANAGEMENT LLC

6,727,089.0 sh

$3.2B

Invesco Ltd.

4,910,555.0 sh

$2.4B

SCHEDULE 13D/G

No 5%+ ownership filings

Nobody has crossed 5% with a filing obligation. Absence is a fact here, not missing data.

Planned sales · Form 144

Filed before the sale — intent, not a trade

Dyckerhoff Stefan A

FILED 2026-09-02

$3.4M

Casa Alameda 2007, LLC

FILED 2026-09-01

$9.8M

Alba 2003 Living Trust

FILED 2026-09-01

$44.5M

Mar 2011 Childrens Trust

FILED 2026-09-01

$50.5M

Dyckerhoff Stefan A

FILED 2026-08-06

$3.9M

Fund concentration

N-PORT · funds ranked by how much of THEMSELVES they put in this stock — the conviction number 13F cannot show

U.S. Global Technology and Aerospace & Defense ETF

$1.1M POSITION · AS OF 2026-03-31

5.7%

Renaissance IPO ETF

$6.6M POSITION · AS OF 2026-03-31

5.5%

Yieldmax Ultra Option Income Strategy ETF

$38.9M POSITION · AS OF 2026-04-30

4.6%

F/m Large Cap Focused Fund

$3.3M POSITION · AS OF 2026-02-28

4.1%

VanEck Fabless Semiconductor ETF

$6.2M POSITION · AS OF 2026-03-31

4.1%

Fidelity Advisor Semiconductors Fund

$250.2M POSITION · AS OF 2026-04-30

3.6%

SEC N-PORT, MONTHLY WITH A ~60-DAY PUBLIC LAG · FUNDS ≥ $10M · % = SHARE OF THE FUND'S OWN BOOK

Fundamentals

Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all

	2025-12	2024-12	2023-12	2022-12
REVENUE	$852.5M	$396.3M	$115.8M	$79.9M
GROSS PROFIT	$645.3M	$302.7M	$79.8M	$58.7M
OPERATING INCOME	$173.4M	$-116.1M	$-29.5M	$-60.2M
NET INCOME	$219.1M	$-83.4M	$-26.3M	$-58.3M
EPS (DILUTED)	1.22	-0.64	-0.71	-1.71
OPERATING CASH FLOW	$319.3M	$136.7M	$-12.7M	$-35.9M
CASH	$167.6M	$79.6M	$45.1M	—
BUYBACKS	$0	$1.1M	$210.0K	$313.0K

SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-05 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE