| $350M | ||
| $172M | ||
| $115M | ||
| $109M | ||
| $107M | ||
| $100M |
Buys | $188,986 | 1 | 5 |
Sells | $884,570,713 | 20 | 95 |
| MILLER HEIDI | director | 1 | $188,986 | 0 | $0 | $188,986 |
| Miller Melissa F. (Missy) | Chief Marketing Officer | 0 | $0 | 1 | $125,800 | $-125,800 |
| Schremser Christopher L. | Chief Technology Officer | 0 | $0 | 3 | $885,869 | $-885,869 |
| Sinclair III Eric L. (Ric) | Chief Business Officer | 0 | $0 | 5 | $2.59M | $-2.59M |
| Hawkins Matthew J. | Chief Executive Officer | 0 | $0 | 7 | $6.77M | $-6.77M |
| BAIN CAPITAL INVESTORS LLC | 10 percent owner | 0 | $0 | 1 | $168.41M | $-168.41M |
| Moskowitz Paul G | 0 | $0 | 1 | $168.41M | $-168.41M | |
| CANADA PENSION PLAN INVESTMENT BOARD | 10 percent owner | 0 | $0 | 1 | $232.86M | $-232.86M |
| Derby LuxCo S.a r.l. | 10 percent owner | 0 | $0 | 1 | $304.51M | $-304.51M |
Waystar Holding Corp. is dedicated to developing a cloud-based software platform designed to streamline financial transactions within the healthcare industry. Their comprehensive system offers a suite of functionalities, including pre-approving finances, supporting patients with billing, overseeing claims and payments, actively preventing and recovering denied claims, enhancing revenue capture, and providing insightful analytics and reporting. The company's main clientele operates within the healthcare sector. Established in 2017, Waystar Holding Corp. is headquartered in Lehi, Utah.
Over the last 12 months, insiders at Waystar Holding Corp. have bought $188,986 and sold $884.57M worth of Waystar Holding Corp. stock.
On average, over the past 5 years, insiders at Waystar Holding Corp. have bought $188,986 and sold $1.36B worth of stock each year.
Highest buying activity among insiders over the last 12 months: MILLER HEIDI (director) — $188,986.
The last purchase of 7,200 shares for transaction amount of $188,986 was made by MILLER HEIDI (director) on 2026‑03‑02.
| 2026-09-02 | Sale | Hawkins Matthew J. | Chief Executive Officer | 82,500 0.0434% | $25.97 | $2.14M | -6.49% | |
| 2026-08-13 | Sale | Hawkins Matthew J. | Chief Executive Officer | 60,038 0.0312% | $25.01 | $1.5M | -0.96% | |
| 2026-08-11 | Sale | Hawkins Matthew J. | Chief Executive Officer | 22,462 0.0121% | $25.04 | $562,354 | +2.22% | |
| 2026-07-16 | Sale | Hawkins Matthew J. | Chief Executive Officer | 36,901 0.0192% | $23.09 | $851,944 | +4.60% | |
| 2026-07-15 | Sale | Hawkins Matthew J. | Chief Executive Officer | 33,099 0.0175% | $23.02 | $762,032 | +6.79% | |
| 2026-03-02 | MILLER HEIDI | director | 7,200 0.0038% | $26.25 | $188,986 | -11.33% | ||
| 2026-01-20 | Sale | Sinclair III Eric L. (Ric) | Chief Business Officer | 40,225 0.0213% | $30.08 | $1.21M | -20.12% | |
| 2025-12-22 | Sale | Sinclair III Eric L. (Ric) | Chief Business Officer | 9,701 0.0056% | $32.82 | $318,396 | -26.71% | |
| 2025-12-10 | Sale | Schremser Christopher L. | Chief Technology Officer | 8,623 0.005% | $30.41 | $262,225 | -20.43% | |
| 2025-11-25 | Sale | Miller Melissa F. (Missy) | Chief Marketing Officer | 3,400 0.002% | $37.00 | $125,800 | -34.28% | |
| 2025-11-20 | Sale | Sinclair III Eric L. (Ric) | Chief Business Officer | 9,701 0.0057% | $35.27 | $342,181 | -30.09% | |
| 2025-11-10 | Sale | Schremser Christopher L. | Chief Technology Officer | 8,623 0.005% | $36.12 | $311,429 | -32.10% | |
| 2025-10-20 | Sale | Sinclair III Eric L. (Ric) | Chief Business Officer | 9,701 0.0056% | $36.94 | $358,334 | -33.23% | |
| 2025-10-10 | Sale | Schremser Christopher L. | Chief Technology Officer | 8,623 0.005% | $36.21 | $312,215 | -30.63% | |
| 2025-09-23 | Sale | Hawkins Matthew J. | Chief Executive Officer | 12,800 0.0074% | $38.08 | $487,410 | -34.21% | |
| 2025-09-22 | Sale | Hawkins Matthew J. | Chief Executive Officer | 12,200 0.0071% | $38.08 | $464,566 | -33.87% | |
| 2025-09-22 | Sale | Sinclair III Eric L. (Ric) | Chief Business Officer | 9,701 0.0056% | $37.63 | $365,090 | -33.87% | |
| 2025-09-12 | Sale | Derby LuxCo S.a r.l. | 10 percent owner | 7.77M 4.6779% | $39.21 | $304.51M | -32.88% | |
| 2025-09-12 | Sale | CANADA PENSION PLAN INVESTMENT BOARD | 10 percent owner | 5.94M 3.5772% | $39.21 | $232.86M | -32.88% | |
| 2025-09-12 | Sale | Moskowitz Paul G | 4.3M 2.5872% | $39.21 | $168.41M | -32.88% |
| Increased Positions | 191 | +55.36% | 38M | +20.39% |
| Decreased Positions | 160 | -46.38% | 25M | -13.53% |
| New Positions | 77 | New | 18M | New |
| Sold Out Positions | 67 | Sold Out | 8M | Sold Out |
| Total Postitions | 376 | +8.99% | 200M | +6.86% |
| Eqt Fund Management S.A R.L. | $780,468.00 | 13.03% | 24.88M | +25M | New | 2025-09-30 |
| Canada Pension Plan Investment Board | $596,828.00 | 9.96% | 19.03M | -6M | -23.79% | 2025-09-30 |
| Blackrock, Inc. | $507,731.00 | 8.47% | 16.19M | +9M | +134.4% | 2025-09-30 |
| Bain Capital Investors Llc | $415,450.00 | 6.93% | 13.24M | -5M | -26.65% | 2025-09-30 |
| Vanguard Group Inc | $385,531.00 | 6.43% | 12.29M | +3M | +35.5% | 2025-09-30 |
| William Blair Investment Management, Llc | $165,106.00 | 2.76% | 5.26M | +23,822 | +0.46% | 2025-09-30 |
| Neuberger Berman Group Llc | $163,947.00 | 2.74% | 5.23M | +329,761 | +6.74% | 2025-09-30 |
| Fmr Llc | $152,018.00 | 2.54% | 4.85M | -679,486 | -12.3% | 2025-09-30 |
| State Street Corp | $124,692.00 | 2.08% | 3.97M | +2M | +97.01% | 2025-09-30 |
| Ubs Group Ag | $110,314.00 | 1.84% | 3.52M | +2M | +184.75% | 2025-09-30 |