ALAB — ASTERA LABS INC
Index member: Invesco QQQ Trust
As of Q2 2026, 48 SEC-registered investment managers reported holding ALAB (ASTERA LABS INC) in their latest 13F filings, with a combined reported value of $35.09B across 75.06M shares. That is +15.8% by share count (+10.22M shares) versus the previous quarter, while reported value moved +398.6%. Ownership is concentrated: the five largest holders account for 69.0% of reported value and the top ten for 80.7%.
Compared with the prior quarter, 5 opened new positions, 24 added to existing stakes, 18 trimmed, 2 exited entirely. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
ALAB is a constituent of the Invesco QQQ Trust and is classified in the Technology sector.
All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.
| Fund | Quarter | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|---|
| Fidelity Management & Research (FMR) history | Q2 2026 | 24.85M | $12.00B | 0.58% | Reduce |
| BlackRock Inc history | Q2 2026 | 13.68M | $6.61B | 0.10% | Add |
| Invesco Ltd history | Q2 2026 | 4.91M | $2.37B | 0.20% | Add |
| Vanguard Group history | Q4 2025 | 13.83M | $2.30B | 0.03% | Add |
| Citadel Advisors history | Q2 2026 | 3.90M | $1.88B | 0.22% | Add |
| Geode Capital Management history | Q2 2026 | 2.80M | $1.35B | 0.07% | Add |
| Bank of America Corp history | Q2 2026 | 2.20M | $1.06B | 0.07% | Add |
| Morgan Stanley history | Q2 2026 | 1.69M | $814.61M | 0.04% | Reduce |
| Amundi US history | Q2 2026 | 1.59M | $768.91M | 0.19% | Reduce |
| Whale Rock Capital Management history | Q2 2026 | 1.57M | $757.32M | 6.09% | New |
| Goldman Sachs Group history | Q2 2026 | 1.49M | $718.81M | 0.07% | Add |
| Norges Bank Investment Management history | Q2 2026 | 1.43M | $692.82M | 0.07% | Add |
| Citigroup Inc history | Q2 2026 | 1.35M | $653.11M | 0.23% | Reduce |
| Maverick Capital history | Q2 2026 | 1.07M | $515.49M | 4.66% | Add |
| UBS Group AG history | Q2 2026 | 988.82K | $477.62M | 0.06% | Reduce |
| D. E. Shaw & Co history | Q2 2026 | 976.10K | $471.47M | 0.25% | Reduce |
| Northern Trust Corp history | Q2 2026 | 870.77K | $420.60M | 0.05% | Add |
| Millennium Management history | Q2 2026 | 814.39K | $393.37M | 0.15% | Add |
| Charles Schwab Investment Management history | Q2 2026 | 749.61K | $362.08M | 0.05% | Add |
| Deutsche Bank AG history | Q2 2026 | 674.10K | $325.60M | 0.10% | Reduce |
New Positions (Q2 2026)
- Whale Rock Capital Management 1.57M sh · $757.32M
- MFS Investment Management 208.92K sh · $100.90M
- Light Street Capital 125.75K sh · $60.74M
- PSP Investments 28.00K sh · $13.52M
- JPMorgan Chase & Co 1.00K sh · $455.96K
Fully Exited (vs previous quarter)
- Janus Henderson Group sold 433.17K sh · $47.41M
- Principal Global Investors sold 28.31K sh · $3.10M
Fund Position History — shares by quarter (top 20 funds)
| Fund | Q1 2024 | Q2 2024 | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | Q4 2025 | Q1 2026 | Q2 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Fidelity Management & Research (FMR) | 16.40M | 23.35M | 23.50M | 23.41M | 24.12M | 24.80M | 24.08M | 25.33M | 25.53M | 24.85M |
| BlackRock Inc | — | — | 2.23M | 6.65M | 4.65M | 7.12M | 11.23M | 12.97M | 11.45M | 13.68M |
| Invesco Ltd | 1.01M | 1.44M | 4.60M | 4.06M | 1.88M | 482.18K | 544.85K | 537.49K | 370.18K | 4.91M |
| Citadel Advisors | 775.60K | 197.70K | 1.06M | 598.75K | 1.20M | 897.57K | 3.28M | 2.30M | 2.31M | 3.90M |
| Geode Capital Management | 125.80K | 441.26K | 444.89K | 865.38K | 914.14K | 1.24M | 2.32M | 2.43M | 2.51M | 2.80M |
| Bank of America Corp | 1.34K | 25.28K | 258.85K | 509.67K | 632.88K | 798.93K | 2.08M | 1.49M | 1.79M | 2.20M |
| Morgan Stanley | 77.60K | 447.96K | 777.62K | 882.39K | 1.18M | 1.66M | 1.45M | 1.93M | 1.73M | 1.69M |
| Amundi US | — | — | 31 | 509.51K | 378.76K | 101.62K | 1.42M | 1.06M | 1.88M | 1.59M |
| Whale Rock Capital Management | — | — | — | — | — | — | — | — | — | 1.57M |
| Goldman Sachs Group | — | 1.91M | 757.53K | 350.97K | 767.83K | 607.97K | 494.23K | 1.31M | 1.48M | 1.49M |
| Norges Bank Investment Management | — | — | — | 1.35M | — | 443.53K | — | 349.69K | — | 1.43M |
| Citigroup Inc | — | 542 | 201.33K | 106.89K | 461.09K | 669.74K | 883.19K | 928.33K | 1.51M | 1.35M |
| Maverick Capital | 996.75K | 996.75K | 1.16M | 1.03M | 1.03M | 1.03M | 1.03M | 975.96K | 955.36K | 1.07M |
| UBS Group AG | 614 | 83.97K | 19.06K | 596.32K | 783.39K | 488.52K | 1.25M | 1.80M | 1.52M | 988.82K |
| D. E. Shaw & Co | — | — | — | 2.68M | 3.75M | 2.37M | 2.81M | 2.74M | 1.83M | 976.10K |
| Northern Trust Corp | — | 51.70K | 82.78K | 296.12K | 290.89K | 509.73K | 713.90K | 761.36K | 804.66K | 870.77K |
| Millennium Management | 117.63K | 278.05K | 1.23M | 494.35K | 1.19M | 1.06M | 615.68K | 502.98K | 320.71K | 814.39K |
| Charles Schwab Investment Management | — | 122.49K | 117.46K | 132.47K | 138.30K | 170.43K | 598.48K | 633.94K | 661.50K | 749.61K |
| Deutsche Bank AG | — | 274 | 5.79K | 7.70K | 196.10K | 357.52K | 380.73K | 981.71K | 730.90K | 674.10K |
| Legal & General Investment Management America | — | 1.31K | 24.23K | 59.52K | 255.04K | 358.55K | 284.95K | 533.07K | 720.26K | 644.85K |
▲ Bought Low (fund opened/added, stock rose ≥5% next quarter) ▼ Sold High (fund reduced, stock fell ≥5% next quarter)
Drag / scroll to zoom · Default shows the most recent year · Annotations come from quarterly fund actions in 13F filings · Hover a marker for details