Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in KEYS held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 18.6M | $5.26B | +7.0% | 10.851% | 0.09% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 11.2M | $3.15B | — | 6.505% | 0.08% |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | 8.6M | $2.43B | — | 5.025% | 0.13% |
| 4 | STATE STREET CORP | 8.0M | $2.26B | -2.4% | 4.663% | 0.08% |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 4.6M | $1.30B | -5.7% | 2.697% | 0.08% |
| 6 | Capital World Investors | 3.4M | $952.7M | -14.4% | 1.967% | 0.13% |
| 7 | Boston Partners | 2.8M | $794.1M | -30.3% | 1.638% | 0.83% |
| 8 | Amundi | 2.2M | $628.1M | +12.1% | 1.297% | 0.17% |
| 9 | Allspring Global Investments Holdings, LLC | 2.0M | $581.2M | +4.7% | 1.169% | 0.97% |
| 10 | UBS ASSET MANAGEMENT AMERICAS INC | 2.0M | $564.5M | -3.7% | 1.166% | 0.12% |
| 11 | Invesco Ltd. | 2.0M | $552.6M | +5.8% | 1.141% | 0.08% |
| 12 | NORTHERN TRUST CORP | 1.9M | $549.8M | -3.5% | 1.135% | 0.07% |
| 13 | MORGAN STANLEY | 1.9M | $526.2M | -0.4% | 1.087% | 0.03% |
| 14 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1.6M | $437.7M | +1.3% | 0.904% | 0.24% |
| 15 | VICTORY CAPITAL MANAGEMENT INC | 1.5M | $418.3M | -35.7% | 0.864% | 0.27% |
| 16 | Focus Partners Wealth | 1.4M | $392.1M | -1.3% | 0.809% | 0.44% |
| 17 | Legal & General Group Plc | 1.4M | $387.9M | +5.3% | 0.801% | 0.09% |
| 18 | JANUS HENDERSON GROUP PLC | 1.3M | $355.6M | +42.5% | 0.734% | 0.18% |
| 19 | AMERIPRISE FINANCIAL INC | 1.2M | $352.2M | +173.8% | 0.727% | 0.08% |
| 20 | DIMENSIONAL FUND ADVISORS LP | 1.2M | $343.8M | -14.6% | 0.710% | 0.07% |
| 21 | FMR LLC | 1.2M | $332.7M | +124.0% | 0.687% | 0.02% |
| 22 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.1M | $307.7M | +2.4% | 0.636% | 0.05% |
| 23 | CITADEL ADVISORS LLC | 1.1M | $306.9M | -23.3% | 0.634% | 0.14% |
| 24 | VANGUARD FIDUCIARY TRUST CO | 966K | $272.7M | — | 0.563% | 0.07% |
| 25 | DEUTSCHE BANK AG\ | 957K | $270.2M | +2.9% | 0.558% | 0.09% |
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 KEYS — a direct measure of their conviction.
Filings activity in KEYS 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 | 1,112 | +16% | 60.33% | +15.03 pp | $36.28B | +33% |
| Q4 2025 | 961 | +10% | 45.30% | 13.15 pp | $27.25B | 22% |
| Q3 2025 | 871 | +1.2% | 58.45% | +17.69 pp | $35.15B | +43% |
| Q2 2025 | 861 | +1.9% | 40.76% | +9.54 pp | $24.51B | +31% |
| Q1 2025 | 845 | 2.0% | 31.22% | 5.24 pp | $18.78B | 14% |
| Q4 2024 | 862 | +7.5% | 36.46% | +2.60 pp | $21.93B | +7.7% |
| Q3 2024 | 802 | 1.4% | 33.86% | 24.62 pp | $20.36B | 42% |
| Q2 2024 | 813 | — | 58.48% | — | $35.17B | — |
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 KEYS stock.
Based on Q1 2026 13F filings, institutional ownership of Keysight Technologies, Inc. stands at 60.3%, held across 1,112 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of KEYS, with approximately 18,610,610 shares worth $5.26B as of Q1 2026.
Yes — 1 widely-followed marquee investor appear among the top 25 institutional holders of KEYS, including CITADEL ADVISORS LLC.
Our composite Smart Money Score for KEYS is 74 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
235 institutions opened new positions in KEYS during Q1 2026, while 84 fully exited. 777 added to existing positions and 97 trimmed.
KEYS institutional ownership rose by 15.03 percentage points quarter-over-quarter, with a net change of +151 holders.
The top 10 institutions account for 49.4% of all reported 13F value in KEYS, and the top 25 account for 65.4%.
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.
Keysight Technologies, Inc. (KEYS) Institutional Ownership