William Blair Investment Management
JCAP

William Blair Investment Management’s Jefferson Capital JCAP Stock Holding History

William Blair Investment Management’s Portfolio JCAP Stock Details JCAP Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$30M Buy
1,559,949
+75,840
+5% +$1.6M 0.1% 190
2025
Q4 		$33.2M Buy
1,484,109
+89,967
+6% +$1.82M 0.09% 187
2025
Q3 		$24.1M Buy
1,394,142
+489,142
+54% +$8.69M 0.06% 267
2025
Q2 		$16.7M Buy
+905,000
New +$16.9M 0.04% 299

Other funds holding JCAP

Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $187B AUM 18.48% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
PAIM
Punch & Associates Investment Management Edina, Minnesota $1.73B AUM 27.65% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
NCM
Nantahala Capital Management New Canaan, Connecticut $2.72B AUM 121.58% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

William Blair Investment Management's JCAP Position: Q1 2026 in Review

William Blair Investment Management increased its Jefferson Capital (JCAP) stake by 5.1% in Q1 2026, buying an estimated $1.6M and bringing the position to 1,559,949 shares worth $30M. The position accounts for 0.1% of the portfolio, ranked #190.

William Blair Investment Management first reported a position in JCAP in Q2 2025 and has held it in 4 quarters since. The position peaked at $33.2M in Q4 2025. 107 funds tracked by Wall St. Rank hold JCAP as of Q1 2026.

  • William Blair Investment Management held 1,559,949 shares of Jefferson Capital worth $30M as of Q1 2026.
  • William Blair Investment Management bought 75,840 Jefferson Capital shares in Q1 2026, an estimated $1.6M.
  • Jefferson Capital made up 0.1% of William Blair Investment Management's portfolio in Q1 2026, its #190 holding.
  • William Blair Investment Management first reported a position in Jefferson Capital in Q2 2025 and has held it in 4 quarters since.
  • William Blair Investment Management's Jefferson Capital position peaked at $33.2M in Q4 2025.
  • 107 funds tracked by Wall St. Rank held Jefferson Capital as of Q1 2026.

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