BlackRockvs.Blackstone
BLK vs BX · both in Asset & alternative managers, part of the Banks, payments & capital markets value chain: The managers that invest other people’s money, from ETFs to private equity and credit.
BlackRock is about 1.2× larger than Blackstone by market cap; BlackRock trades at the lower P/E (26.7 vs 40.4); year to date, BlackRock leads (−0.1% vs −27.4%).
Side by side
| BLK | BX | |
|---|---|---|
| Market cap | $176B | $142B |
| Price | $1,082.39 | $114.29 |
| Today | +1.6% | +1.4% |
| Return YTD | −0.1% | −27.4% |
| Return 1Y | −8.3% | −32.2% |
| Since July 13, 2026 | +4.9% | −6.4% |
| P/E | 26.7 | 40.4 |
| P/S | 6.4 | 8.8 |
| P/B | 3.1 | 15.8 |
Data as of 2026-10-09 · updates daily after U.S. close
Since July 13, 2026: the change in the closing price from the first session with a close for both companies. Sectivia records these closes itself, starting June 26, 2026.
The two companies
BlackRockBLK
iShares made BlackRock the largest asset manager anywhere, with trillions under management and fees charged against that balance. Its Aladdin risk-technology platform sits alongside the funds.
Full BLK profile →BlackstoneBX
Real estate and private equity are the historic core, with credit and infrastructure added since; no alternative-asset manager is bigger. Capital is locked up for years, and Blackstone takes both a management fee and a share of the gains.
Full BX profile →More BLK & BX comparisons
Other head-to-heads in the Asset & alternative managers segment.