Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in SITM held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | FMR LLC | 4.0M | $1.37B | +18.1% | 14.983% | 0.07% |
| 2 | BlackRock, Inc. | 2.9M | $994.9M | -14.7% | 10.913% | 0.02% |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | 1.4M | $480.6M | — | 5.272% | 0.03% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 994K | $343.3M | — | 3.766% | 0.01% |
| 5 | STATE STREET CORP | 925K | $319.4M | +0.7% | 3.504% | 0.01% |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | 625K | $215.8M | +15.8% | 2.366% | 0.01% |
| 7 | Whale Rock Capital Management LLC | 577K | $199.2M | -17.4% | 2.186% | 2.57% |
| 8 | FRANKLIN RESOURCES INC | 530K | $183.2M | +7.1% | 2.009% | 0.04% |
| 9 | AMERIPRISE FINANCIAL INC | 467K | $161.3M | +2.0% | 1.769% | 0.04% |
| 10 | Invesco Ltd. | 444K | $153.3M | -46.6% | 1.682% | 0.02% |
| 11 | Bank of New York Mellon Corp | 373K | $128.8M | +5.4% | 1.413% | 0.02% |
| 12 | GILDER GAGNON HOWE & CO LLC | 326K | $112.6M | -12.2% | 1.235% | 1.35% |
| 13 | ALLIANCEBERNSTEIN L.P. | 287K | $101.4M | -4.5% | 1.087% | 0.03% |
| 14 | WELLINGTON MANAGEMENT GROUP LLP | 289K | $99.9M | -28.8% | 1.096% | 0.02% |
| 15 | NORTHERN TRUST CORP | 268K | $92.5M | +24.1% | 1.014% | 0.01% |
| 16 | GOLDMAN SACHS GROUP INC | 266K | $91.7M | +6.3% | 1.006% | 0.01% |
| 17 | PRINCIPAL FINANCIAL GROUP INC | 261K | $90.1M | -28.3% | 0.989% | 0.05% |
| 18 | MORGAN STANLEY | 256K | $88.5M | -35.2% | 0.971% | 0.01% |
| 19 | DRIEHAUS CAPITAL MANAGEMENT LLC | 228K | $78.7M | -44.8% | 0.864% | 0.58% |
| 20 | AMERICAN CENTURY COMPANIES INC | 221K | $76.4M | -25.9% | 0.838% | 0.04% |
| 21 | Hood River Capital Management LLC | 203K | $70.0M | -24.4% | 0.768% | 0.70% |
| 22 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 196K | $67.8M | -10.4% | 0.744% | 0.01% |
| 23 | Artisan Partners Limited Partnership | 196K | $67.7M | — | 0.743% | 0.11% |
| 24 | BNP Paribas Asset Management Holding S.A. | 189K | $65.1M | +56.2% | 0.714% | 0.08% |
| 25 | FULLER & THALER ASSET MANAGEMENT, INC. | 178K | $61.6M | +5.9% | 0.675% | 0.21% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in SITM — a direct measure of their conviction.
Filings activity in SITM during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 410 | +6.5% | 38.49% | 3.28 pp | $7.41B | 7.9% |
| Q4 2025 | 385 | +13% | 41.77% | +5.46 pp | $8.05B | +15% |
| Q3 2025 | 342 | +6.9% | 36.31% | +10.35 pp | $7.00B | +40% |
| Q2 2025 | 320 | +19% | 25.96% | +9.77 pp | $5.00B | +60% |
| Q1 2025 | 270 | 1.8% | 16.19% | 5.75 pp | $3.12B | 26% |
| Q4 2024 | 275 | +15% | 21.94% | +3.87 pp | $4.23B | +21% |
| Q3 2024 | 239 | +7.2% | 18.07% | +5.73 pp | $3.48B | +46% |
| Q2 2024 | 223 | — | 12.34% | — | $2.38B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying SITM stock.
Based on Q1 2026 13F filings, institutional ownership of SiTime Corporation stands at 38.5%, held across 410 reporting institutions.
FMR LLC is the largest reported institutional holder of SITM, with approximately 3,954,935 shares worth $1.37B as of Q1 2026.
No marquee "smart money" managers (Berkshire, Burry, ARK, Tiger Global, Pershing Square, Baupost, etc.) currently appear among the top 25 institutional holders of SITM.
Our composite Smart Money Score for SITM is 33 out of 100 (Bearish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
91 institutions opened new positions in SITM during Q1 2026, while 66 fully exited. 128 added to existing positions and 189 trimmed.
SITM institutional ownership fell by 3.28 percentage points quarter-over-quarter, with a net change of +25 holders.
The top 10 institutions account for 59.6% of all reported 13F value in SITM, and the top 25 account for 77.0%.
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.