Two Sigma Investments
PROK icon

Two Sigma Investments’s ProKidney PROK Stock Holding History

Two Sigma Investments’s Portfolio PROK Stock Details PROK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$620K Sell
346,382
-119,127
-26% -$253K ﹤0.01% 3585
2025
Q4 		$1.04M Buy
465,509
+366,227
+369% +$963K ﹤0.01% 2881
2025
Q3 		$240K Buy
99,282
+28,583
+40% +$76.1K ﹤0.01% 3309
2025
Q2 		$41.9K Buy
+70,699
New +$55K ﹤0.01% 3083

Other funds holding PROK

SCM
Suvretta Capital Management New York $3.92B AUM 86.67% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
BL
Bleichroeder LP New York $579M AUM 94.36% 1-Year Est. Return
AGP
Artia Global Partners Miami, Florida $499M AUM 186.05% 1-Year Est. Return
HWAM
Hennion & Walsh Asset Management Parsippany, New Jersey $3.5B AUM 41.95% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Two Sigma Investments's PROK Position: Q1 2026 in Review

Two Sigma Investments reduced its ProKidney (PROK) stake by 26% in Q1 2026, selling an estimated $253K and leaving 346,382 shares worth $620K. The position accounts for ﹤0.01% of the portfolio, ranked #3585.

Two Sigma Investments first reported a position in PROK in Q2 2025 and has held it in 4 quarters since. The position peaked at $1.04M in Q4 2025. 71 funds tracked by Wall St. Rank hold PROK as of Q1 2026.

  • Two Sigma Investments held 346,382 shares of ProKidney worth $620K as of Q1 2026.
  • Two Sigma Investments sold 119,127 ProKidney shares in Q1 2026, an estimated $253K.
  • ProKidney made up ﹤0.01% of Two Sigma Investments's portfolio in Q1 2026, its #3585 holding.
  • Two Sigma Investments first reported a position in ProKidney in Q2 2025 and has held it in 4 quarters since.
  • Two Sigma Investments's ProKidney position peaked at $1.04M in Q4 2025.
  • 71 funds tracked by Wall St. Rank held ProKidney as of Q1 2026.

Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.