Ranked by reported Q2 2026 13F market value
Share of total reported institutional value in BIDU held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | PRIMECAP MANAGEMENT CO/CA/ | 11.0M | $1.26B | -0.4% | 3.237% | 0.74% |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 6.6M | $755.8M | +16.0% | 1.944% | 0.06% |
| 3 | MORGAN STANLEY | 6.5M | $743.2M | -0.2% | 1.912% | 0.04% |
| 4 | JANE STREET GROUP, LLC | 5.0M | $565.8M | +51.3% | 1.456% | 0.05% |
| 5 | CITADEL ADVISORS LLC | 3.7M | $424.1M | +9.7% | 1.091% | 0.02% |
| 6 | UBS Group AG | 3.7M | $420.4M | +0.5% | 1.081% | 0.05% |
| 7 | MILLENNIUM MANAGEMENT LLC | 1.6M | $181.4M | +88.1% | 0.467% | 0.07% |
| 8 | Robeco Institutional Asset Management B.V. | 1.5M | $169.5M | +0.6% | 0.436% | 0.21% |
| 9 | BANK OF AMERICA CORP /DE/ | 1.4M | $165.0M | +304.8% | 0.424% | 0.01% |
| 10 | Appaloosa LP | 1.3M | $148.0M | +87.1% | 0.381% | 1.92% |
| 11 | Capital World Investors | 1.2M | $142.5M | +4.0% | 0.366% | 0.02% |
| 12 | Alyeska Investment Group, L.P. | 1.2M | $138.2M | +307.9% | 0.355% | 0.36% |
| 13 | FARALLON CAPITAL MANAGEMENT, L.L.C. | 1.2M | $137.6M | +171.3% | 0.354% | 0.63% |
| 14 | Holocene Advisors, LP | 1.2M | $136.0M | +628.4% | 0.350% | 0.31% |
| 15 | ARGA Investment Management, LP | 1.1M | $129.4M | β | 0.333% | 3.30% |
| 16 | FEDERATED HERMES, INC. | 1.1M | $124.5M | +7793.7% | 0.320% | 0.18% |
| 17 | DIMENSIONAL FUND ADVISORS LP | 1.1M | $124.3M | -10.2% | 0.320% | 0.02% |
| 18 | BNP PARIBAS FINANCIAL MARKETS | 614K | $115.5M | +46.3% | 0.181% | 0.04% |
| 19 | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 955K | $109.2M | +14.0% | 0.281% | 0.16% |
| 20 | North of South Capital LLP | 919K | $105.0M | +24.3% | 0.270% | 7.73% |
| 21 | EARNEST PARTNERS LLC | 907K | $103.6M | +5.7% | 0.267% | 0.37% |
| 22 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 873K | $99.8M | +1.6% | 0.257% | 0.12% |
| 23 | Walleye Trading LLC | 788K | $90.0M | +23.5% | 0.232% | 0.10% |
| 24 | PEAK6 LLC | 707K | $80.8M | +108.9% | 0.208% | 0.17% |
| 25 | BlackRock, Inc. | 604K | $69.0M | -73.7% | 0.178% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in BIDU β a direct measure of their conviction.
Filings activity in BIDU during Q2 2026, grouped by how each filer changed its position.
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q2 2026 | 510 | +1.0% | 23.42% | +2.17 pp | $8.96B | +15% |
| Q1 2026 | 505 | 4.4% | 21.25% | 2.74 pp | $7.81B | 24% |
| Q4 2025 | 528 | +8.6% | 23.99% | 7.02 pp | $10.34B | 24% |
| Q3 2025 | 486 | +18% | 31.01% | +10.78 pp | $13.53B | +112% |
| Q2 2025 | 411 | 9.5% | 20.23% | 28.80 pp | $6.37B | 59% |
| Q1 2025 | 454 | +9.9% | 49.03% | +26.07 pp | $15.49B | +136% |
| Q4 2024 | 413 | 13% | 22.96% | 23.48 pp | $6.55B | 61% |
| Q3 2024 | 477 | β | 46.44% | β | $16.63B | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying BIDU stock.
Based on Q2 2026 13F filings, institutional ownership of Baidu, Inc. stands at 23.4%, held across 510 reporting institutions.
PRIMECAP MANAGEMENT CO/CA/ is the largest reported institutional holder of BIDU, with approximately 11,010,100 shares worth $1.26B as of Q2 2026.
Yes β 5 widely-followed marquee investors appear among the top 25 institutional holders of BIDU, including SUSQUEHANNA INTERNATIONAL GROUP, LLP, JANE STREET GROUP, LLC, CITADEL ADVISORS LLC, MILLENNIUM MANAGEMENT LLC, Appaloosa LP.
Our composite Smart Money Score for BIDU is 76 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
70 institutions opened new positions in BIDU during Q2 2026, while 76 fully exited. 294 added to existing positions and 122 trimmed.
BIDU institutional ownership rose by 2.17 percentage points quarter-over-quarter, with a net change of +5 holders.
The top 10 institutions account for 54.0% of all reported 13F value in BIDU, and the top 25 account for 73.0%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Baidu, Inc. (BIDU) Institutional Ownership