Waystar Holding Corp. 13F holders
Of the 44 funds followed here, 7 reported a position in Waystar Holding Corp. in a 13F for the quarter ended 30 June 2026. The largest: FMR LLC, 15.0 million shares worth $308.9 million, 0.0% of its reported book. New this quarter: Alta Fox. Sold out: Renaissance Technologies, Two Sigma Investments, Bridgewater Associates.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| FMR LLC | 15,045,567 | $308.9 million | 0.0% | +83,148 | added | 30 June 2026 | 13F |
| Millennium Management | 3,652,355 | $75.0 million | 0.0% | +1,540,222 | added | 30 June 2026 | 13F |
| Geode Capital Management | 3,088,690 | $63.4 million | 0.0% | +196,548 | added | 30 June 2026 | 13F |
| Capital Research Global Investors | 1,465,299 | $30.1 million | 0.0% | -144,476 | trimmed | 30 June 2026 | 13F |
| Alta Fox | 1,039,000 | $21.3 million | 4.3% | +1,039,000 | new | 30 June 2026 | 13F |
| Norges Bank | 554,218 | $11.4 million | 0.0% | held | 30 June 2026 | 13F | |
| Citadel Advisors | 367,425 | $7.5 million | 0.0% | +93,950 | added | 30 June 2026 | 13F |
| Renaissance Technologies | 0 | $0 | 0.0% | -423,200 | exited | 30 June 2026 | 13F |
| Two Sigma Investments | 0 | $0 | 0.0% | -151,030 | exited | 30 June 2026 | 13F |
| Bridgewater Associates | 0 | $0 | 0.0% | -9,444 | exited | 30 June 2026 | 13F |
Value is what the fund reported.
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Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 7 August 2026 | 13G/A | Fmr Llc and 3 others | 19.6 million | 10.2% | 31 July 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 27 March 2026 | 13G/A | The Vanguard Group and 1 other | 0 | 0.0% | 13 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 5 February 2026 | 13G | Fmr Llc and 3 others | 13.9 million | 7.3% | 31 December 2025 | passive, institutional (13d-1(b)) | EDGAR |
| 14 November 2025 | 13G/A | BCPE Derby Investor, LP and 3 others | 11.3 million | 5.9% | 30 September 2025 | passive, other (13d-1(d)) | EDGAR |
| 13 November 2025 | 13G/A | Canada Pension Plan Investment Board and 3 others | 19.0 million | 9.9% | 30 September 2025 | passive, other (13d-1(d)) | EDGAR |
| 7 November 2025 | 13G/A | Derby LuxCo S.a r.l. and 3 others | 24.9 million | 14.2% | 30 September 2025 | passive, other (13d-1(d)) | EDGAR |
| 31 October 2025 | 13G/A | The Vanguard Group and 1 other | 12.3 million | 7.0% | 30 September 2025 | passive, institutional (13d-1(b)) | EDGAR |
| 17 October 2025 | 13G | BlackRock, Inc. and 1 other | 15.9 million | 9.1% | 30 September 2025 | passive, institutional (13d-1(b)) | EDGAR |
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
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Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short.Fails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 14 September 2026 | 2,126 | $23.47 | SEC |
| 11 September 2026 | 7,895 | $23.06 | SEC |
| 10 September 2026 | 4,285 | $23.86 | SEC |
| 8 September 2026 | 778 | $25.07 | SEC |
| 4 September 2026 | 19,568 | $26.08 | SEC |
| 3 September 2026 | 111,198 | $25.72 | SEC |
| 31 August 2026 | 4 | $26.24 | SEC |
| 27 August 2026 | 188 | $24.17 | SEC |
| 25 August 2026 | 8,329 | $25.35 | SEC |
| 21 August 2026 | 1,216 | $24.84 | SEC |
| 19 August 2026 | 73 | $24.32 | SEC |
| 18 August 2026 | 10,044 | $24.68 | SEC |
| 17 August 2026 | 112 | $24.78 | SEC |
| 13 August 2026 | 50,799 | $24.54 | SEC |
| 12 August 2026 | 44,254 | $24.30 | SEC |
| 11 August 2026 | 37,877 | $24.70 | SEC |
| 10 August 2026 | 2 | $24.23 | SEC |
| 7 August 2026 | 58,925 | $23.37 | SEC |
| 6 August 2026 | 9,507 | $23.38 | SEC |
| 3 August 2026 | 8,111 | $21.11 | SEC |
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.
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Largest in the window: 111,198 on 3 September 2026. A fail is an operational fact about settlement, not a position.Source
Each fund's 13F-HR on EDGAR, linked per row; positions matched to WAY by CUSIP from the SEC's own fails-to-deliver files; Schedule 13D and 13G from the company's own filing index, each read to confirm the company is the issuer named.
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