13F reference period
Q3 2026
Security Snapshot
Waystar Holding Corp. - COMMON STOCK (WAY) Institutional Ownership
CUSIP: 946784105
13F Institutional Holders and Ownership History from Q2 2024 to Q3 2026
Institutions Reporting
190
Shares (Excl. Options)
76.71M
Full value: 76,706,050 · shares · 30 Sep 2026Price
$25.34
The headline uses the Q3 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended.
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- Security type / class
- Equity / COMMON STOCK
- Symbol
- WAY on Nasdaq
- All holders as of 30 Sep 2026
- Q3 2026
- Total 13F shares
- 76,706,050
- Total 13F value
- $1,944,657,595
- Portfolio coverage rank
- 0%
- Share change
- -985,505
- Value change
- +$3,841,768
- Number of holders
- 190
- Shares outstanding
- 192,357,518
- SEC-reported price per share
- $26.65
- Insider filing price
- $26.65
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source
Key facts
- WAY - Waystar Holding Corp. - COMMON STOCK is tracked under CUSIP 946784105.
- 190 institutions reported positions in Q3 2026.
- 6 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 302 to 190 between Q2 2026 and Q3 2026.
- SEC-reported value moved from to
$4.35B
Full value: $4,345,596,824 · USD · 30 Jun 2026.$1.94B
Full value: $1,944,657,595 · USD · 30 Sep 2026
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 190 institutions filings for Q3 2026.
Security key
946784105
13F reference period
Q3 2026
13F holders
190
13D/G owners
6
CIK / CUSIP context first
Open Q3 2026 holders
WAY full holder history
Waystar Holding Corp. SEC filings
Waystar Holding Corp. company facts
Waystar Holding Corp. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 946784105:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
6
Security
WAY
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Derby LuxCo S.a r.l. | 14% | -24% | $943,428,251 | -$294,490,057 | 24,879,437 | -24% | Derby LuxCo S.a r.l. | 30 Sep 2025 |
| FMR LLC | 12% | +22% | $635,664,653 | +$112,152,687 | 23,852,332 | +21% | FMR LLC | 30 Sep 2026 |
| CANADA PENSION PLAN INVESTMENT BOARD | 9.9% | -31% | $721,445,140 | -$225,198,272 | 19,025,452 | -24% | Canada Pension Plan Investment Board | 30 Sep 2025 |
| BlackRock, Inc. | 9.1% | $603,909,028 | 15,925,871 | BlackRock, Inc. | 30 Sep 2025 | |||
| BCPE Derby Investor, LP | 5.9% | -33% | $429,622,224 | -$156,086,076 | 11,329,700 | -27% | BCPE Derby (DE) SPV, LP | 30 Sep 2025 |
| ADVENT INTERNATIONAL, L.P. | 5.8% | $419,388,052 | 11,059,899 | ADVENT INTERNATIONAL, L.P. | 01 Oct 2025 |
As of 30 Sep 2026,
190
institutional investors reported holding
shares of
Waystar Holding Corp. - COMMON STOCK (WAY).
This represents
40%
of the company’s total
outstanding shares.
76.71M
Full value: 76,706,050 · shares · 30 Sep 2026192.36M
Full value: 192,357,518 · shares · Stored outstanding share count13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
36%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| EQT Fund Management S.a r.l. | 13% | 24,879,437 | 0% | 67% | $630,444,934 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 3.4% | 6,495,905 | -2% | 0.01% | $164,606,233 |
| VANGUARD CAPITAL MANAGEMENT LLC | 2.7% | 5,231,321 | +0.59% | 0% | $132,561,674 |
| STATE STREET CORP | 2.5% | 4,746,527 | +3.8% | 0% | $120,276,994 |
| DIMENSIONAL FUND ADVISORS LP | 1.8% | 3,458,980 | +30% | 0.02% | $87,646,750 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.7% | 3,223,787 | +4.4% | 0% | $81,705,323 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 1.5% | 2,806,564 | +23% | 0.03% | $71,118,332 |
| Diamond Hill Capital Management, LLC (Investment Advisor) | 1.1% | 2,149,946 | +1.9% | 0.59% | $54,479,632 |
| MORGAN STANLEY | 1.1% | 2,031,089 | +2.2% | 0% | $51,467,797 |
| Clarkston Capital Partners, LLC | 0.95% | 1,817,864 | +17% | 4.2% | $46,064,674 |
| NEUBERGER BERMAN GROUP LLC | 0.9% | 1,726,719 | -52% | 0.03% | $43,755,060 |
| AVENIR CORP | 0.79% | 1,516,419 | +32% | 4.7% | $38,426,057 |
| Thrivent Financial for Lutherans | 0.76% | 1,455,880 | -6.6% | 0.06% | $36,892,000 |
| FORT WASHINGTON INVESTMENT ADVISORS INC /OH/ | 0.67% | 1,297,662 | -20% | 0.17% | $32,882,755 |
| Mawer Investment Management Ltd. | 0.55% | 1,056,456 | +120% | 0.2% | $26,770,595 |
| BLAIR WILLIAM & CO/IL | 0.54% | 1,048,311 | +472% | 0.07% | $26,564,201 |
| Public Sector Pension Investment Board | 0.44% | 854,971 | +116% | 0.05% | $22,408,790 |
| VANGUARD FIDUCIARY TRUST CO | 0.41% | 791,453 | +3.9% | 0% | $20,055,419 |
| NEXT CENTURY GROWTH INVESTORS LLC | 0.31% | 600,394 | 0.97% | $15,213,984 | |
| Champlain Investment Partners, LLC | 0.29% | 562,029 | 0.49% | $14,241,815 | |
| RAYMOND JAMES FINANCIAL INC | 0.24% | 464,920 | +1.3% | 0% | $11,781,073 |
| First Eagle Investment Management, LLC | 0.24% | 463,042 | 0.02% | $11,733,484 | |
| PEREGRINE CAPITAL MANAGEMENT LLC | 0.21% | 410,468 | -3.7% | 0.35% | $10,401,259 |
| Invesco Ltd. | 0.21% | 408,280 | +4.2% | 0% | $10,345,816 |
| BNP PARIBAS FINANCIAL MARKETS | 0.2% | 377,037 | 0% | $9,554,118 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
10
Headline period
Q3 2026
Rows shown
1-10 of 10
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q3 | 76,706,050 | $1,944,657,595 | +$3,841,768 | $25.34 | 190 |
| 2026 Q2 | 211,669,684 | $4,345,596,824 | +$103,989,604 | $20.53 | 302 |
| 2026 Q1 | 204,764,160 | $4,936,885,824 | +$6,358,213 | $24.11 | 305 |
| 2025 Q4 | 199,349,485 | $6,528,107,555 | +$363,648,314 | $32.75 | 299 |
| 2025 Q3 | 185,871,340 | $7,048,192,193 | +$628,862,706 | $37.92 | 297 |
| 2025 Q2 | 144,435,263 | $5,902,993,666 | +$348,322,333 | $40.87 | 265 |
| 2025 Q1 | 136,310,447 | $5,093,163,170 | +$382,758,269 | $37.36 | 224 |
| 2024 Q4 | 125,751,342 | $4,614,791,989 | +$79,919,664 | $36.70 | 163 |
| 2024 Q3 | 124,155,064 | $3,463,000,695 | -$34,550,044 | $27.89 | 117 |
| 2024 Q2 | 123,432,577 | $2,653,832,174 | +$2,653,832,173 | $21.50 | 92 |