Jim Simons
LONA

Jim Simons’s LeonaBio Inc LONA Stock Holding History

Jim Simons’s Portfolio LONA Stock Details LONA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$660K Sell
64,222
-10,925
-15% -$71K ﹤0.01% 2481
2025
Q4 		$569K Buy
75,147
+23,223
+45% +$106K ﹤0.01% 2527
2025
Q3 		$215K Buy
51,924
+27,824
+115% +$109K ﹤0.01% 3114
2025
Q2 		$72.8K Buy
24,100
+2,200
+10% +$6.23K ﹤0.01% 3345
2025
Q1 		$62.4K Buy
21,900
+1,170
+6% +$5.18K ﹤0.01% 3265
2024
Q4 		$122K Sell
20,730
-24,549
-54% -$139K ﹤0.01% 3258
2024
Q3 		$202K Buy
45,279
+18,130
+67% +$425K ﹤0.01% 3125
2024
Q2 		$719K Buy
27,149
+917
+3% +$21.6K ﹤0.01% 2507
2024
Q1 		$719K Sell
26,232
-308
-1% -$9.77K ﹤0.01% 2686
2023
Q4 		$645K Sell
26,540
-1,750
-6% -$31K ﹤0.01% 2658
2023
Q3 		$571K Sell
28,290
-15,590
-36% -$399K ﹤0.01% 2647
2023
Q2 		$1.29M Buy
43,880
+12,693
+41% +$362K ﹤0.01% 2303
2023
Q1 		$780K Buy
31,187
+22,977
+280% +$740K ﹤0.01% 2632
2022
Q4 		$260K Sell
8,210
-15,290
-65% -$482K ﹤0.01% 3294
2022
Q3 		$698K Buy
+23,500
New +$811K ﹤0.01% 2718
2022
Q2 		– Sell
-3,740
Closed -$505K – 4209
2022
Q1 		$505K Sell
3,740
-7,640
-67% -$806K ﹤0.01% 3185
2021
Q4 		$1.48M Buy
11,380
+6,107
+116% +$772K ﹤0.01% 2371
2021
Q3 		$495K Buy
+5,273
New +$537K ﹤0.01% 2896

Other funds holding LONA

PA
Perceptive Advisors New York $5.12B AUM 314.02% 1-Year Est. Return
ACM
ADAR1 Capital Management Austin, Texas $1.7B AUM 340.85% 1-Year Est. Return
ACA
Acorn Capital Advisors New York $352M AUM 299.18% 1-Year Est. Return
CC
Commodore Capital New York $1.73B AUM 298.96% 1-Year Est. Return
NMC
NEA Management Company Timonium, Maryland $1.76B AUM 223.33% 1-Year Est. Return
TCM
TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return
KCM
Kalehua Capital Management Dallas, Texas $141M AUM
SSC
Spruce Street Capital New York $416M AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
SFCM
Seven Fleet Capital Management Mountain View, California $318M AUM

Jim Simons's LONA Position: Q1 2026 in Review

Jim Simons reduced its LeonaBio Inc (LONA) stake by 15% in Q1 2026, selling an estimated $71K and leaving 64,222 shares worth $660K. The position accounts for ﹤0.01% of the portfolio, ranked #2481.

Jim Simons first reported a position in LONA in Q3 2021 and has held it in 18 quarters since. The position peaked at $1.48M in Q4 2021. 40 funds tracked by Wall St. Rank hold LONA as of Q1 2026.

  • Jim Simons held 64,222 shares of LeonaBio Inc worth $660K as of Q1 2026.
  • Jim Simons sold 10,925 LeonaBio Inc shares in Q1 2026, an estimated $71K.
  • LeonaBio Inc made up ﹤0.01% of Jim Simons's portfolio in Q1 2026, its #2481 holding.
  • Jim Simons first reported a position in LeonaBio Inc in Q3 2021 and has held it in 18 quarters since.
  • Jim Simons's LeonaBio Inc position peaked at $1.48M in Q4 2021.
  • 40 funds tracked by Wall St. Rank held LeonaBio Inc as of Q1 2026.

Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.