Waystar Holding Corp.
WAY- Exchange
- Nasdaq
- Industry
- Services-Computer Integrated Systems Design
- SEC CIK
- 0001990354
In the last 90 days, Waystar Holding Corp. insiders filed 0 open-market purchases and 3 sales; 301 institutions reported holding it in 13F filings for Q2 2026, worth $4.35B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Waystar Holding Corp. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 307
- +14 vs. Q4 2025
- Shares held
- 204.8M
- +19.1M (+10.3%) vs. Q4 2025
- Total value
- $4.94B
- −$1.14B (−18.8%) vs. Q4 2025
- New holders
- 80
- 114 more added
- Sold out
- 66
- 91 more reduced
7 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting WAY on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 301 | $4.35B |
| Q1 2026 | 307 | $4.94B |
| Q4 2025 | 300 | $6.53B |
| Q3 2025 | 301 | $7.06B |
| Q2 2025 | 268 | $5.90B |
| Q1 2025 | 226 | $5.15B |
| Q4 2024 | 165 | $4.62B |
| Q3 2024 | 117 | $3.46B |
| Q2 2024 | 92 | $2.65B |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Waystar Holding Corp.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| EQT Fund Management S.a r.l. | 24,879,437 | $599.8M | 58.77% | 00.0% | Unchanged |
| Canada Pension Plan Investment Board | 19,025,452 | $458.7M | 0.30% | 00.0% | Unchanged |
| BlackRock, Inc. | 16,665,732 | $401.8M | 0.01% | +199,492+1.2% | Added |
| FMR LLC | 14,962,419 | $360.7M | 0.02% | +925,310+6.6% | Added |
| Bain Capital Investors LLC | 13,243,539 | $319.3M | 9.77% | 00.0% | Unchanged |
| Advent International Corp | 11,059,899 | $266.7M | 6.28% | 00.0% | Unchanged |
| Vanguard Portfolio Management LLC | 6,406,778 | $154.5M | 0.01% | +6,406,778 | New |
| Vanguard Capital Management LLC | 5,145,224 | $124.1M | 0.00% | +5,145,224 | New |
| Neuberger Berman Group LLC | 4,671,179 | $112.6M | 0.09% | −799,753−14.6% | Reduced |
| Goldentree Asset Management LP | 4,443,671 | $107.0M | 6.34% | +4,443,671 | New |
| Artisan Partners Limited Partnership | 4,408,404 | $106.3M | 0.17% | +1,243,858+39.3% | Added |
| State Street Corp | 4,289,115 | $103.4M | 0.00% | +155,063+3.8% | Added |
| PointState Capital LP | 3,767,798 | $90.8M | 2.11% | +994,557+35.9% | Added |
| Bank of Montreal | 3,453,757 | $83.3M | 0.04% | +3,447,019+51,157.9% | Added |
| Geode Capital Management, LLC | 2,892,142 | $69.7M | 0.00% | −505,911−14.9% | Reduced |
| Goldman Sachs Group Inc | 2,617,759 | $63.1M | 0.01% | −209,715−7.4% | Reduced |
| Bamco Inc | 2,325,569 | $56.1M | 0.17% | +931,935+66.9% | Added |
| ArrowMark Colorado Holdings LLC | 2,198,468 | $53.0M | 1.41% | +275,358+14.3% | Added |
| UBS Group AG | 2,152,949 | $51.9M | 0.01% | −157,643−6.8% | Reduced |
| Millennium Management LLC | 2,112,133 | $50.9M | 0.04% | −802,485−27.5% | Reduced |
| Bank of America Corp | 2,065,258 | $49.8M | 0.00% | +789,132+61.8% | Added |
| Dimensional Fund Advisors LP | 2,046,396 | $49.3M | 0.01% | +868,853+73.8% | Added |
| Janus Henderson Group PLC | 1,991,050 | $48.0M | 0.02% | +1,201,359+152.1% | Added |
| Price T Rowe Associates Inc | 1,717,806 | $41.4M | 0.00% | +106,361+6.6% | Added |
| Sio Capital Management, LLC | 1,642,236 | $39.6M | 5.71% | +1,028,511+167.6% | Added |
| RTW Investments, LP | 1,630,000 | $39.3M | 0.39% | +1,630,000 | New |
| Capital Research Global Investors | 1,609,775 | $38.8M | 0.01% | +1,114,775+225.2% | Added |
| Diamond Hill Capital Management Inc | 1,603,517 | $38.7M | 0.24% | +1,603,517 | New |
| Thrivent Financial for Lutherans | 1,595,964 | $38.5M | 0.07% | +196,535+14.0% | Added |
| Massachusetts Financial Services Co | 1,582,658 | $38.2M | 0.01% | +1,582,658 | New |
| Charles Schwab Investment Management Inc | 1,247,808 | $30.1M | 0.00% | +99,655+8.7% | Added |
| Fort Washington Investment Advisors Inc | 1,228,420 | $29.6M | 0.16% | +587,610+91.7% | Added |
| AQR Capital Management LLC | 1,220,241 | $29.4M | 0.01% | +1,155,504+1,784.9% | Added |
| Oberweis Asset Management Inc | 1,167,474 | $28.1M | 0.83% | +326,874+38.9% | Added |
| Northern Trust Corp | 1,119,526 | $27.0M | 0.00% | +68,325+6.5% | Added |
| JPMorgan Chase & Co | 1,029,208 | $24.1M | 0.00% | +16,732+1.7% | Added |
| Avenir Corp | 973,260 | $23.5M | 2.86% | +226,793+30.4% | Added |
| Morgan Stanley | 959,167 | $23.1M | 0.00% | +120,353+14.3% | Added |
| Clarkston Capital Partners, LLC | 950,531 | $22.9M | 1.75% | +950,531 | New |
| Select Equity Group, L.P. | 923,241 | $22.3M | 0.12% | +288,631+45.5% | Added |
| Bain Capital Venture Investors, LLC | 882,965 | $21.3M | 12.17% | 00.0% | Unchanged |
| Principal Financial Group Inc | 819,027 | $19.7M | 0.01% | −7,843−0.9% | Reduced |
| Vanguard Fiduciary Trust Co | 785,322 | $18.9M | 0.00% | +785,322 | New |
| Citigroup Inc | 774,121 | $18.7M | 0.01% | +594,912+332.0% | Added |
| Blue Door Asset Management, LLC | 711,800 | $17.2M | 11.22% | +309,500+76.9% | Added |
| Bank of New York Mellon Corp | 699,892 | $16.9M | 0.00% | +15,106+2.2% | Added |
| Wellington Management Group LLP | 644,635 | $15.5M | 0.00% | −27,098−4.0% | Reduced |
| Silvercrest Asset Management Group LLC | 601,241 | $14.5M | 0.10% | +123,063+25.7% | Added |
| Deutsche Bank AG | 598,474 | $14.4M | 0.00% | −91,127−13.2% | Reduced |
| BNP Paribas Arbitrage, SA | 597,713 | $14.4M | 0.01% | +222,333+59.2% | Added |
| Ra Capital Management, L.P. | 529,400 | $12.8M | 0.14% | +385,000+266.6% | Added |
| Jennison Associates LLC | 516,149 | $12.4M | 0.01% | −366,681−41.5% | Reduced |
| Loomis Sayles & Co L P | 493,203 | $11.9M | 0.02% | +493,203 | New |
| Mawer Investment Management Ltd. | 453,169 | $10.9M | 0.07% | +115,437+34.2% | Added |
| Parkman Healthcare Partners LLC | 443,058 | $10.7M | 1.11% | +74,035+20.1% | Added |
| Walleye Capital LLC | 438,989 | $10.6M | 0.06% | +438,989 | New |
| Kingdon Capital Management, L.L.C. | 438,000 | $10.6M | 1.77% | +23,451+5.7% | Added |
| Renaissance Technologies LLC | 423,200 | $10.2M | 0.02% | −649,100−60.5% | Reduced |
| Public Sector Pension Investment Board | 410,691 | $9.90M | 0.03% | +13,421+3.4% | Added |
| Peregrine Capital Management LLC | 407,442 | $9.82M | 0.36% | +20,736+5.4% | Added |
| Burkehill Global Management, LP | 400,000 | $9.64M | 0.48% | −200,000−33.3% | Reduced |
| Susquehanna International Group, LLP | 389,069 | $9.38M | 0.01% | +156,067+67.0% | Added |
| Main Street Financial Solutions, LLC | 387,750 | $9.35M | 0.68% | +50,850+15.1% | Added |
| New York State Common Retirement Fund | 378,281 | $9.12M | 0.01% | −95,546−20.2% | Reduced |
| SEI Investments Co | 370,818 | $8.94M | 0.01% | +92,987+33.5% | Added |
| Nuveen, LLC | 357,687 | $8.62M | 0.00% | −114,129−24.2% | Reduced |
| Ghisallo Capital Management LLC | 350,000 | $8.44M | 0.23% | 00.0% | Unchanged |
| Invesco Ltd. | 345,486 | $8.33M | 0.00% | −2,767,637−88.9% | Reduced |
| Rhenman & Partners Asset Management AB | 342,566 | $8.26M | 1.02% | +342,566 | New |
| Adage Capital Partners GP, L.L.C. | 305,050 | $7.35M | 0.01% | −800,404−72.4% | Reduced |
| Seven Grand Managers, LLC | 300,000 | $7.23M | 0.48% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 296,252 | $7.14M | 0.00% | −373,672−55.8% | Reduced |
| Rhumbline Advisers | 287,648 | $6.94M | 0.01% | −1,880−0.6% | Reduced |
| Renaissance Group LLC | 271,601 | $6.55M | 0.27% | +69,915+34.7% | Added |
| Bellevue Group AG | 256,139 | $6.18M | 0.15% | +14,405+6.0% | Added |
| Legal & General Group Plc | 238,142 | $5.74M | 0.00% | −32,272−11.9% | Reduced |
| HSBC Holdings PLC | 233,366 | $5.63M | 0.00% | +233,366 | New |
| Victory Capital Management Inc | 232,517 | $5.61M | 0.00% | −11,707−4.8% | Reduced |
| Swiss National Bank | 227,100 | $5.48M | 0.00% | +1,200+0.5% | Added |
| Kennedy Capital Management, Inc. | 217,108 | $5.23M | 0.11% | +110,901+104.4% | Added |
| Next Century Growth Investors LLC | 216,616 | $5.22M | 0.38% | −20,419−8.6% | Reduced |
| State of Wisconsin Investment Board | 203,877 | $4.92M | 0.01% | −13,754−6.3% | Reduced |
| Roubaix Capital, LLC | 200,167 | $4.83M | 2.25% | +200,167 | New |
| UBS Asset Management Americas Inc | 195,734 | $4.72M | 0.00% | +16,670+9.3% | Added |
| Lisanti Capital Growth, LLC | 187,130 | $4.51M | 1.14% | +172,260+1,158.4% | Added |
| Ieq Capital, LLC | 185,165 | $4.46M | 0.02% | +117,751+174.7% | Added |
| Gotham Asset Management, LLC | 178,206 | $4.30M | 0.01% | +72,968+69.3% | Added |
| Alliancebernstein L.P. | 128,203 | $4.20M | 0.00% | −11,003−7.9% | Reduced |
| Cerity Partners LLC | 172,696 | $4.16M | 0.01% | +47,010+37.4% | Added |
| Credit Agricole S A | 172,576 | $4.16M | 0.01% | −325,489−65.4% | Reduced |
| Kornitzer Capital Management Inc | 172,380 | $4.16M | 0.09% | 00.0% | Unchanged |
| Quantinno Capital Management LP | 163,915 | $3.95M | 0.01% | +152,985+1,399.7% | Added |
| King Luther Capital Management Corp | 155,390 | $3.75M | 0.02% | −42,238−21.4% | Reduced |
| Two Sigma Investments, LP | 151,030 | $3.64M | 0.00% | −117,128−43.7% | Reduced |
| Raymond James Financial Inc | 149,981 | $3.62M | 0.00% | +11,335+8.2% | Added |
| Susquehanna Portfolio Strategies, LLC | 145,977 | $3.52M | 0.05% | +145,977 | New |
| California State Teachers Retirement System | 140,729 | $3.39M | 0.00% | +34,729+32.8% | Added |
| CI Private Wealth, LLC | 134,039 | $3.28M | 0.00% | +134,039 | New |
| Creative Planning | 133,688 | $3.22M | 0.00% | +118,359+772.1% | Added |
| Citadel Advisors LLC | 129,975 | $3.13M | 0.00% | +35,081+37.0% | Added |