Jim Simons
GUTS icon

Jim Simons’s Fractyl Health GUTS Stock Holding History

Jim Simons’s Portfolio GUTS Stock Details GUTS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$97.1K Buy
10,183
+7,250
+247% +$62K ﹤0.01% 2982
2026
Q1 		$16.1K Sell
2,933
-152,321
-98% -$1.69M ﹤0.01% 3181
2025
Q4 		$4.1M Buy
155,254
+90,529
+140% +$1.75M 0.01% 1417
2025
Q3 		$1.23M Buy
+64,725
New +$1.01M ﹤0.01% 2376
2024
Q4 		– Sell
-5,225
Closed -$159K – 3964
2024
Q3 		$159K Buy
5,225
+4,042
+342% +$158K ﹤0.01% 3172
2024
Q2 		$60.6K Buy
+1,183
New +$91.3K ﹤0.01% 3262

Other funds holding GUTS

Nantahala Capital Management
Nantahala Capital Management New Canaan, Connecticut $3.01B AUM 119.46% 1-Year Est. Return
CCM
Catalio Capital Management New York $532M AUM 171.17% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Pale Fire Capital SE
Pale Fire Capital SE Prague, Czech Republic $1.41B AUM 25.22% 1-Year Est. Return
GCGM
General Catalyst Group Management Cambridge, Massachusetts $189M AUM 10.96% 1-Year Est. Return
Deer Management Company
Deer Management Company Larchmont, New York $812M AUM 2.64% 1-Year Est. Return
Maverick Capital
Maverick Capital Dallas, Texas $11.3B AUM 76.6% 1-Year Est. Return
MCM
M28 Capital Management Stamford, Connecticut $47.2M AUM 32.31% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Jim Simons's GUTS Position: Q2 2026 in Review

Jim Simons increased its Fractyl Health (GUTS) stake by 247% in Q2 2026, buying an estimated $62K and bringing the position to 10,183 shares worth $97.1K. The position accounts for ﹤0.01% of the portfolio, ranked #2982.

Jim Simons first reported a position in GUTS in Q2 2024 and has held it in 6 quarters since. The position peaked at $4.1M in Q4 2025. 77 funds tracked by Wall St. Rank hold GUTS as of Q2 2026.

  • Jim Simons held 10,183 shares of Fractyl Health worth $97.1K as of Q2 2026.
  • Jim Simons bought 7,250 Fractyl Health shares in Q2 2026, an estimated $62K.
  • Fractyl Health made up ﹤0.01% of Jim Simons's portfolio in Q2 2026, its #2982 holding.
  • Jim Simons first reported a position in Fractyl Health in Q2 2024 and has held it in 6 quarters since.
  • Jim Simons's Fractyl Health position peaked at $4.1M in Q4 2025.
  • 77 funds tracked by Wall St. Rank held Fractyl Health as of Q2 2026.

Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.