WAYSTAR HOLDING CORP (WAY) Institutional Shareholders
WAYSTAR HOLDING CORP (WAY) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $4.81B in WAY holdings during the latest filing period.
Eqt Fund Management S.A R.L. is currently the largest disclosed institutional shareholder of WAY tracked by InsiderSet, reporting ownership valued at approximately $599.84M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $525.20M, representing an estimated loss of -12.44% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 60% of the total disclosed WAY value among the investors covered in this analysis. Major shareholders include Eqt Fund Management S.A R.L., Canada Pension Plan Investment Board, Blackrock, Inc., and several other long-term asset managers with concentrated positions in WAYSTAR HOLDING CORP (WAY).
This page ranks the largest institutional WAY shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
297
Total Reported Value
$4.81B
Largest Holder
Eqt Fund Management S.A R.L.
Largest Position
$599.84M
Insider Transactions (90d)
15
Latest Filing Quarter
Q2 2026
New Institutional Positions
88
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Eqt Fund Management S.A R.L. | 58.77% | 24,879,437 | $599,843,226 | $525,204,915 | -$74,638,311 | -12.44% | |
| Canada Pension Plan Investment Board | 0.30% | 19,025,452 | $458,703,648 | $401,627,292 | -$57,076,356 | -12.44% | |
| Blackrock, Inc. | 0.01% | 16,665,732 | $401,810,797 | $351,813,603 | -$49,997,194 | -12.44% | |
| Fmr Llc | 0.02% | 14,962,419 | $360,743,924 | $315,856,665 | -$44,887,259 | -12.44% | |
| Bain Capital Investors Llc | 9.77% | 13,243,539 | $319,301,725 | $279,571,108 | -$39,730,617 | -12.44% | |
| Advent International, L.P. | 6.28% | 11,059,899 | $266,654,165 | $233,474,468 | -$33,179,697 | -12.44% | |
| Vanguard Portfolio Management Llc | 0.01% | 6,406,778 | $154,467,418 | $135,247,084 | -$19,220,334 | -12.44% | |
| Vanguard Capital Management Llc | 0.00% | 5,145,224 | $124,051,351 | $108,615,679 | -$15,435,672 | -12.44% | |
| Neuberger Berman Group Llc | 0.09% | 4,671,179 | $112,622,126 | $98,608,589 | -$14,013,537 | -12.44% | |
| Goldentree Asset Management Lp | 6.34% | 4,443,671 | $106,975,513 | $93,805,895 | -$13,169,618 | -12.31% | |
| Artisan Partners Limited Partnership | 0.17% | 4,408,404 | $106,286,617 | $93,061,408 | -$13,225,209 | -12.44% | |
| State Street Corp | 0.00% | 4,289,115 | $103,410,563 | $90,543,218 | -$12,867,345 | -12.44% | |
| Pointstate Capital Lp | 2.11% | 3,767,798 | $90,841,610 | $79,538,216 | -$11,303,394 | -12.44% | |
| Bank Of Montreal | 0.03% | 3,453,757 | $83,270,080 | $72,908,810 | -$10,361,270 | -12.44% | |
| Geode Capital Management, Llc | 0.00% | 2,892,142 | $69,742,467 | $61,053,118 | -$8,689,349 | -12.46% | |
| Goldman Sachs Group Inc | 0.01% | 2,617,759 | $63,114,170 | $55,260,892 | -$7,853,278 | -12.44% | |
| Bamco Inc | 0.17% | 2,325,569 | $56,069,469 | $49,092,762 | -$6,976,707 | -12.44% | |
| Arrowmark Colorado Holdings Llc | 1.41% | 2,198,468 | $53,005,063 | $46,409,659 | -$6,595,404 | -12.44% | |
| Ubs Group Ag | 0.01% | 2,152,949 | $51,907,601 | $45,448,753 | -$6,458,848 | -12.44% | |
| Millennium Management Llc | 0.04% | 2,112,133 | $50,923,527 | $44,587,128 | -$6,336,399 | -12.44% | |
| Bank Of America Corp | 0.00% | 2,065,258 | $49,793,371 | $43,597,596 | -$6,195,775 | -12.44% | |
| Dimensional Fund Advisors Lp | 0.01% | 2,046,396 | $49,329,450 | $43,199,420 | -$6,130,030 | -12.43% | |
| Janus Henderson Group Plc | 0.02% | 1,991,050 | $48,005,191 | $42,031,066 | -$5,974,126 | -12.44% | |
| Sio Capital Management, Llc | 5.71% | 1,642,236 | $39,594,310 | $34,667,602 | -$4,926,708 | -12.44% | |
| Rtw Investments, Lp | 0.39% | 1,630,000 | $39,299,300 | $34,409,300 | -$4,890,000 | -12.44% | |
| Capital Research Global Investors | 0.01% | 1,609,775 | $38,811,675 | $33,982,350 | -$4,829,325 | -12.44% | |
| Diamond Hill Capital Management Inc | 0.24% | 1,603,517 | $38,660,795 | $33,850,244 | -$4,810,551 | -12.44% | |
| Massachusetts Financial Services Co | 0.01% | 1,582,658 | $38,157,884 | $33,409,910 | -$4,747,974 | -12.44% | |
| Fort Washington Investment Advisors Inc | 0.17% | 1,630,411 | $33,472,338 | $34,417,976 | +$945,638 | +2.83% | |
| Charles Schwab Investment Management Inc | 0.00% | 1,247,808 | $30,084,651 | $26,341,227 | -$3,743,424 | -12.44% | |
| Aqr Capital Management Llc | 0.01% | 1,220,241 | $29,420,017 | $25,759,288 | -$3,660,729 | -12.44% | |
| Oberweis Asset Management Inc/ | 0.83% | 1,167,474 | $28,147,798 | $24,645,376 | -$3,502,422 | -12.44% | |
| Northern Trust Corp | 0.00% | 1,119,526 | $26,991,772 | $23,633,194 | -$3,358,578 | -12.44% | |
| Avenir Corp | 2.86% | 973,260 | $23,465,299 | $20,545,519 | -$2,919,780 | -12.44% | |
| Morgan Stanley | 0.00% | 959,167 | $23,125,525 | $20,248,015 | -$2,877,510 | -12.44% | |
| Clarkston Capital Partners, Llc | 1.75% | 950,531 | $22,917,302 | $20,065,709 | -$2,851,593 | -12.44% | |
| Select Equity Group, L.P. | 0.12% | 923,241 | $22,259,341 | $19,489,618 | -$2,769,723 | -12.44% | |
| Bain Capital Venture Investors, Llc | 12.17% | 882,965 | $21,288,286 | $18,639,391 | -$2,648,895 | -12.44% | |
| Principal Financial Group Inc | 0.01% | 819,027 | $19,746,742 | $17,289,660 | -$2,457,082 | -12.44% | |
| Vanguard Fiduciary Trust Co | 0.00% | 785,322 | $18,934,113 | $16,578,147 | -$2,355,966 | -12.44% | |
| Citigroup Inc | 0.01% | 774,121 | $18,664,057 | $16,341,694 | -$2,322,363 | -12.44% | |
| Blue Door Asset Management, Llc | 11.22% | 711,800 | $17,161,498 | $15,026,098 | -$2,135,400 | -12.44% | |
| Bank Of New York Mellon Corp | 0.00% | 699,892 | $16,874,395 | $14,774,720 | -$2,099,675 | -12.44% | |
| Wellington Management Group Llp | 0.00% | 644,635 | $15,542,150 | $13,608,245 | -$1,933,905 | -12.44% | |
| Silvercrest Asset Management Group Llc | 0.10% | 601,241 | $14,495,921 | $12,692,198 | -$1,803,723 | -12.44% | |
| Deutsche Bank Ag\ | 0.00% | 598,474 | $14,429,208 | $12,633,786 | -$1,795,422 | -12.44% | |
| Bnp Paribas Financial Markets | 0.01% | 597,713 | $14,410,860 | $12,617,721 | -$1,793,139 | -12.44% | |
| Ra Capital Management, L.P. | 0.14% | 529,400 | $12,763,834 | $11,175,634 | -$1,588,200 | -12.44% | |
| Jennison Associates Llc | 0.01% | 516,149 | $12,444,350 | $10,895,905 | -$1,548,445 | -12.44% | |
| Loomis Sayles & Co L P | 0.02% | 493,203 | $11,891,125 | $10,411,515 | -$1,479,610 | -12.44% |
Frequently asked questions about WAY
Who owns the most WAY stock?
The largest holders of WAY are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for WAYSTAR HOLDING CORP (WAY).
Is WAY widely held by superinvestors?
Many widely followed stocks like WAY appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly WAY is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.