# ASTERA LABS INC (ALAB) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: 04626A103
Page URL: https://superinvestorclub.com/stock/ALAB
Last updated: 2026-08-29T13:47:44.958Z

## Summary

As of the most recent 13F filing period, ASTERA LABS INC (ALAB) is held by 2 tracked superinvestors with an aggregate position value of $516.0M representing 01067215992 shares.

## Top institutional holders (2)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [Lee Ainslie](https://superinvestorclub.com/manager/58) | Maverick Capital | 1067215 | $515.5M | 4.55% | 2026-06-30 |
| 2 | [Ray Dalio](https://superinvestorclub.com/manager/6) | Bridgewater Associates | 992 | $479,156 | 0.00% | 2026-06-30 |

## Ownership history (quarter-over-quarter)

- 2024-03-31: 2 holders, $79.1M aggregate, 099675070000 shares
- 2024-06-30: 2 holders, $64.5M aggregate, 099675070000 shares
- 2024-09-30: 1 holders, $60.6M aggregate, 01156230 shares
- 2024-12-31: 1 holders, $136.7M aggregate, 01032441 shares
- 2025-03-31: 2 holders, $102.0M aggregate, 01032441676586 shares
- 2025-06-30: 2 holders, $100.6M aggregate, 0103244180237 shares
- 2025-09-30: 2 holders, $205.6M aggregate, 0103244117478 shares
- 2025-12-31: 2 holders, $202.4M aggregate, 0975959240530 shares
- 2026-03-31: 2 holders, $187.0M aggregate, 0955356750940 shares
- 2026-06-30: 2 holders, $516.0M aggregate, 01067215992 shares

## Recent congressional trades (2)

- 2025-02-27: Rob Bresnahan (Republican-PA) sale $1,001 - $15,000
- 2025-02-18: Rob Bresnahan (Republican-PA) sale $1,001 - $15,000

## Recent insider transactions (0)


## Citation

When citing, use: "ASTERA LABS INC (ALAB) institutional ownership data via Superinvestor (https://superinvestorclub.com/stock/ALAB), aggregating SEC 13F, Form 4, and congressional disclosures."