Whale Rock Capital
Whale Rock Capital Management · SEC CIK 1387322
Technology growth, long and short.
This filing is 67 days old. Whale Rock Capital Management keeps roughly 80% of its positions in a typical quarter, so about 85% of this book is likely still intact today.
How half-life is computedSnapshot half-life is the number of days after the period end at which half of this specific fund's reported book is expected to have changed, measured from its own past filings. It is a decay estimate, not knowledge of current positions.
Largest holdings, as filed
Top 10 of 35 positions. Weights are against the whole filed book. 13F filings cover US-listed holdings only.
| Company | Ticker | Value | % of book | Freshness |
|---|---|---|---|---|
| SANDISK CORP | SNDK | $1.36B | 10.9% | |
| ADVANCED MICRO DEVICES INC | AMD | $876.97M | 7.0% | |
| ALPHABET INC | GOOGL | $856.38M | 6.9% | |
| TTM TECHNOLOGIES INC | TTMI | $791.20M | 6.3% | |
| ASTERA LABS INC | ALAB | $757.32M | 6.1% | |
| AMAZON COM INC | AMZN | $583.39M | 4.7% | |
| CORNING INC | GLW | $570.63M | 4.6% | |
| MKS INC. | MKSI | $565.51M | 4.5% | |
| CELESTICA INC | CLS | $538.60M | 4.3% | |
| BLOOM ENERGY CORP | BE | $486.83M | 3.9% |
Freshness: how likely each position is still held today, from this fund's own turnover history, each position's tenure and the filing's age. Hover a bar for the numbers. Method.
What changed last quarter
Between Q1 2026 and Q2 2026, the largest add was AMD (shares up 2081%), now $876.97M; the largest trim was SNDK (shares down 20%); AEIS, RBLX, TOWER SEMICONDUCTOR LTD no longer appear among the previous quarter's largest positions. All of it computed from the two filings, nothing inferred.
Biggest buys, Q2 2026
Common questions
What are Whale Rock Capital's biggest holdings?
As of the Q2 2026 13F, the largest reported positions at Whale Rock Capital Management are SNDK (10.9% of the book), AMD (7.0% of the book), GOOGL (6.9% of the book).
How big is Whale Rock Capital Management's portfolio?
The latest 13F reports $12.46B across 35 US-listed positions. 13F filings cover US-listed holdings only, so non-US positions and shorts are not included.
Does Whale Rock Capital still hold these positions?
Unknown for certain: a 13F may be filed up to 45 days after quarter end. Based on Whale Rock Capital Management's own filing history, the fund keeps roughly 80% of positions in a typical quarter, so at 67 days since the period end roughly 85% of this book is likely intact. The snapshot half-life for this fund is about 281 days.
What did Whale Rock Capital buy and sell last quarter?
Between Q1 2026 and Q2 2026, the largest add was AMD (shares up 2081%), now $876.97M; the largest trim was SNDK (shares down 20%); AEIS, RBLX, TOWER SEMICONDUCTOR LTD no longer appear among the previous quarter's largest positions. All of it computed from the two filings, nothing inferred.
Inside the app: the full book for Whale Rock Capital Management, quarter on quarter buys and sells, consensus across 140+ funds and copy-to-watchlist.
Source: SEC EDGAR 13F filings. Values are as filed and cover US-listed positions only. A 13F may be filed up to 45 days after the quarter ends, so positions can change before the filing is even public; the freshness figures above quantify that lag instead of hiding it. Educational information, not financial advice.