Mar 31, 2026 filings. Quarterly 13F reports arrive up to 45 days after quarter end; this register is filed through May 29, 2026.
270 institutional managers reported holding KN for the quarter ended Mar 31, 2026. Reported positions total over 95% of shares outstanding; the top 10 hold 61%. 37 opened new positions; 30 closed out. Complete ranked register from SEC 13F filings.
| manager | shares | % out | value (Mar 31, 2026 close) | change | held since |
|---|---|---|---|---|---|
| BlackRock | 13.42M | 15.30% | $344.5M | unchanged | 2014 Q1 |
| Vanguard Group | 11.04M | 12.59% | $283.3M | added +2% | 2014 Q1 |
| Neuberger Berman Group LLC | 5.75M | 6.55% | $147.5M | unchanged | 2022 Q4 |
| Dimensional Fund Advisors | 5.62M | 6.41% | $144.4M | trimmed -2% | 2014 Q1 |
| Goldman Sachs | 3.91M | 4.46% | $100.5M | added +39.4% | 2014 Q1 |
| Ariel Investments, LLC | 3.82M | 4.35% | $98.0M | trimmed -4.5% | 2018 Q4 |
| State Street | 3.34M | 3.81% | $85.7M | added +0.8% | 2014 Q2 |
| Barrow Hanley Mewhinney & Strauss LLC | 2.93M | 3.34% | $75.3M | trimmed -6% | 2024 Q4 |
| Geode Capital | 2.08M | 2.37% | $53.3M | added +3.3% | 2014 Q1 |
| Royce & Associates | 1.81M | 2.06% | $46.4M | trimmed -2.4% | 2020 Q4 |
| William Blair Investment Management, LLC | 1.27M | 1.45% | $32.7M | added +3.4% | 2019 Q3 |
| Charles Schwab Investment Management | 1.27M | 1.45% | $32.6M | trimmed -0.5% | 2014 Q1 |
| Raymond James Financial INC | 1.25M | 1.43% | $32.1M | trimmed -17.7% | 2024 Q1 |
| Ameriprise Financial INC | 1.24M | 1.42% | $31.9M | added +24.3% | 2014 Q1 |
| Allspring Global Investments Holdings, LLC | 1.15M | 1.31% | $29.6M | trimmed -2.2% | 2021 Q4 |
| Victory Capital Management INC | 1.14M | 1.30% | $29.3M | trimmed -4.5% | 2019 Q2 |
| Cramer Rosenthal Mcglynn LLC | 1.05M | 1.20% | $27.0M | trimmed -23.1% | 2024 Q1 |
| Morgan Stanley | 1.05M | 1.20% | $27.0M | trimmed -5.4% | 2014 Q1 |
| Aristotle Capital Boston, LLC | 1.00M | 1.15% | $25.8M | trimmed -14% | 2014 Q4 |
| Northern Trust | 859.1k | 0.98% | $22.1M | added +3% | 2014 Q1 |
| Qube Research & Technologies LTD | 842.0k | 0.96% | $21.6M | added +7.2% | 2023 Q3 |
| Arrowstreet Capital | 809.0k | 0.92% | $20.8M | added +3.3% | 2025 Q3 |
| Bank OF America CORP /DE/ | 755.3k | 0.86% | $19.4M | trimmed -9.9% | 2014 Q1 |
| Wellington Management | 754.6k | 0.86% | $19.4M | added +3.5% | 2024 Q1 |
| Harvey Partners, LLC (focused) | 664.5k | 0.76% | $17.1M | added +1.8% | 2025 Q3 |
| Aberdeen Group plc | 649.9k | 0.74% | $16.7M | added +2.4% | 2025 Q3 |
| SEI Investments CO | 639.5k | 0.73% | $16.4M | added +34% | 2014 Q2 |
| Franklin Resources | 582.1k | 0.66% | $14.9M | trimmed -67.7% | 2014 Q1 |
| UBS | 554.5k | 0.63% | $14.2M | trimmed -1.1% | 2014 Q1 |
| BNY Mellon | 543.7k | 0.62% | $14.0M | trimmed -5.6% | 2014 Q1 |
| Jane Street | 504.4k | 0.57% | $12.9M | added +33.9% | 2023 Q1 |
| Nuveen | 498.6k | 0.57% | $12.8M | trimmed -9% | 2019 Q2 |
| Silvercrest Asset Management Group LLC | 441.9k | 0.50% | $11.3M | opened | 2026 Q1 |
| Invesco | 436.5k | 0.50% | $11.2M | added +4.4% | 2014 Q1 |
| Principal Financial Group INC | 435.2k | 0.50% | $11.2M | added +7.2% | 2014 Q1 |
| Nordea Investment Management AB | 423.3k | 0.48% | $10.9M | trimmed -5.1% | 2023 Q2 |
| Acadian Asset Management | 416.8k | 0.47% | $10.7M | added +617.8% | 2025 Q4 |
| Creative Planning | 347.8k | 0.40% | $8.9M | added +13.2% | 2014 Q1 |
| American Century Companies INC | 324.3k | 0.37% | $8.3M | trimmed -31.3% | 2022 Q3 |
| Public Sector Pension Investment Board | 303.8k | 0.35% | $7.8M | added +3.1% | 2018 Q2 |
| AQR Capital | 297.0k | 0.34% | $7.6M | added +53.3% | 2018 Q2 |
| Edgestream Partners, L.p. | 274.8k | 0.31% | $7.1M | added +169.4% | 2025 Q4 |
| CSM Advisors, LLC | 253.8k | 0.29% | $6.5M | added +9.7% | 2025 Q2 |
| Rhumbline Advisers | 237.0k | 0.27% | $6.1M | added +1.2% | 2014 Q1 |
| Oberweis Asset Management INC/ | 234.2k | 0.27% | $6.0M | opened | 2026 Q1 |
| Intrinsic Edge Capital Management LLC | 230.0k | 0.26% | $5.9M | opened | 2026 Q1 |
| Hodges Capital Management INC. | 217.4k | 0.25% | $5.6M | added +66.2% | 2025 Q3 |
| Connor, Clark & Lunn Investment Management LTD. | 215.7k | 0.25% | $5.5M | added +6.3% | 2023 Q3 |
| Thrivent Financial for Lutherans | 212.3k | 0.24% | $5.4M | added +21.9% | 2015 Q4 |
| Legal & General Group PLC | 208.7k | 0.24% | $5.4M | trimmed -4.9% | 2015 Q1 |
Largest 50 of 270 shown; the full ranked, searchable register is at boothcheck.com/holders/KN. Related filers are grouped using the filings' own included-manager declarations. Historically, several managers opening new positions in the same quarter said almost nothing about the quarter that followed (59,118 cases since 2013). A filed record, not a forecast. Nothing here is investment advice.