William Blair & Company
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William Blair & Company’s Paychex PAYX Stock Holding History

William Blair & Company’s Portfolio PAYX Stock Details PAYX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2017
Q3 		– Sell
-100
Closed -$6K – 1470
2017
Q2 		$6K Buy
+100
New +$5.87K ﹤0.01% 1601

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VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
Federated Hermes
Federated Hermes Pittsburgh, Pennsylvania $61.5B AUM 30.7% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

William Blair & Company's PAYX Position: Q1 2026 in Review

William Blair & Company reduced its Paychex (PAYX) stake by 9.2% in Q1 2026, selling an estimated $1.34M and leaving 133,699 shares worth $12.3M. The position accounts for 0.04% of the portfolio, ranked #312.

William Blair & Company first reported a position in PAYX in Q2 2013 and has held it in 52 quarters since. The position peaked at $36.6M in Q4 2021. 1,505 funds tracked by Wall St. Rank hold PAYX as of Q1 2026.

  • William Blair & Company held 133,699 shares of Paychex worth $12.3M as of Q1 2026.
  • William Blair & Company sold 13,571 Paychex shares in Q1 2026, an estimated $1.34M.
  • Paychex made up 0.04% of William Blair & Company's portfolio in Q1 2026, its #312 holding.
  • William Blair & Company first reported a position in Paychex in Q2 2013 and has held it in 52 quarters since.
  • William Blair & Company's Paychex position peaked at $36.6M in Q4 2021.
  • 1,505 funds tracked by Wall St. Rank held Paychex as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.