WAYSTAR HOLDING CORP (WAY) Institutional Ownership Changes & 13F Activity

WAYSTAR HOLDING CORP (WAY). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q4 2025). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Canada Pension Plan Investment Board, Fmr Llc, Bain Capital Investors Llc, Advent International, L.P., and Artisan Partners Limited Partnership.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Op Asset Management LtdBuy+12,526+38.8%44,800$1.47MQ4 2025Sep 28, 2026
Guilbault Capital LlcBuy+6,526—6,526$213.73KQ4 2025May 14, 2026
Raymond James Financial IncBuy+138,646—138,646$4.54MQ4 2025Feb 18, 2026
State Of Tennessee, Department Of TreasuryBuy+54,465—54,465$1.45MQ4 2025Feb 18, 2026
Mackenzie Financial CorpBuy+6,864—6,864$225.93KQ4 2025Feb 18, 2026
Vermillion & White Wealth Management Group, LlcBuy+104—104$3.41KQ4 2025Feb 18, 2026
Canada Pension Plan Investment BoardBuy+19,025,452—19,025,452$623.08MQ4 2025Feb 17, 2026
Fmr LlcBuy+14,037,109—14,037,109$459.72MQ4 2025Feb 17, 2026
Bain Capital Investors LlcBuy+13,243,539—13,243,539$433.73MQ4 2025Feb 17, 2026
Advent International, L.P.Buy+11,059,899—11,059,899$362.21MQ4 2025Feb 17, 2026
Artisan Partners Limited PartnershipBuy+3,164,546—3,164,546$103.64MQ4 2025Feb 17, 2026
Millennium Management LlcBuy+2,914,618—2,914,618$95.45MQ4 2025Feb 17, 2026
Pointstate Capital LpBuy+2,773,241—2,773,241$90.82MQ4 2025Feb 17, 2026
Arrowmark Colorado Holdings LlcBuy+1,923,110—1,923,110$62.98MQ4 2025Feb 17, 2026
Price T Rowe Associates IncBuy+1,611,445—1,611,445$52.78MQ4 2025Feb 17, 2026
Bamco IncBuy+1,393,634—1,393,634$45.64MQ4 2025Feb 17, 2026
Bank Of America CorpBuy+1,276,126—1,276,126$41.79MQ4 2025Feb 17, 2026
Holocene Advisors, LpBuy+1,189,722—1,189,722$38.96MQ4 2025Feb 17, 2026
Adage Capital Partners Gp, L.L.C.Buy+1,105,454—1,105,454$36.20MQ4 2025Feb 17, 2026
Northern Trust CorpBuy+1,051,201—1,051,201$34.43MQ4 2025Feb 17, 2026
Lykos Global Management, LpBuy+1,000,000—1,000,000$32.75MQ4 2025Feb 17, 2026
Freestone Grove Partners LpBuy+944,380—944,380$30.93MQ4 2025Feb 17, 2026
Bain Capital Venture Investors, LlcBuy+882,965—882,965$28.92MQ4 2025Feb 17, 2026
Oberweis Asset Management Inc/Buy+840,600—840,600$27.53MQ4 2025Feb 17, 2026
Janus Henderson Group PlcBuy+789,691—789,691$25.86MQ4 2025Feb 17, 2026
Point72 Asset Management, L.P.Buy+780,305—780,305$25.55MQ4 2025Feb 17, 2026
Wellington Management Group LlpBuy+671,733—671,733$22.00MQ4 2025Feb 17, 2026
Ameriprise Financial IncBuy+669,924—669,924$21.94MQ4 2025Feb 17, 2026
Select Equity Group, L.P.Buy+634,610—634,610$20.78MQ4 2025Feb 17, 2026
Sio Capital Management, LlcBuy+613,725—613,725$20.10MQ4 2025Feb 17, 2026
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Frequently asked questions about WAY activity

  • Which institutional owners are buying WAY?

    Institutional owners buying WAY include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in WAY activity?

    "Buy" means an investor increased their reported position in WAY compared to the prior reporting period. This reflects growing exposure to WAYSTAR HOLDING CORP (WAY) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in WAY increasing?

    Institutional interest in WAY can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

WAY Institutional Ownership Changes and 13F Activity Q4 2025 | InsiderSet