Ken Griffin
LONA

Ken Griffin’s LeonaBio Inc LONA Stock Holding History

Ken Griffin’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
2025
Q4 		– Sell
-33,987
Closed -$141K – 12623
2025
Q3 		$141K Buy
33,987
+12,974
+62% +$50.9K ﹤0.01% 11580
2025
Q2 		$63.5K Buy
21,013
+16,056
+324% +$45.5K ﹤0.01% 11651
2025
Q1 		$14.1K Buy
+4,957
New +$22K ﹤0.01% 13378
2024
Q3 		– Sell
-5,335
Closed -$125K – 14211
2024
Q2 		$141K Sell
5,335
-5,476
-51% -$129K ﹤0.01% 10428
2024
Q1 		$296K Sell
10,811
-198
-2% -$6.28K ﹤0.01% 9477
2023
Q4 		$268K Sell
11,009
-341
-3% -$6.05K ﹤0.01% 9383
2023
Q3 		$229K Sell
11,350
-10,149
-47% -$260K ﹤0.01% 9652
2023
Q2 		$634K Sell
21,499
-28,937
-57% -$824K ﹤0.01% 7415
2023
Q1 		$1.26M Sell
50,436
-7,951
-14% -$256K ﹤0.01% 6292
2022
Q4 		$1.85M Buy
58,387
+14,309
+32% +$451K ﹤0.01% 5628
2022
Q3 		$1.31M Sell
44,078
-40,821
-48% -$1.41M ﹤0.01% 6421
2022
Q2 		$2.59M Buy
84,899
+14,810
+21% +$1.36M ﹤0.01% 5032
2022
Q1 		$9.46M Sell
70,089
-6,215
-8% -$655K ﹤0.01% 3033
2021
Q4 		$9.94M Sell
76,304
-37,251
-33% -$4.71M ﹤0.01% 3088
2021
Q3 		$10.7M Sell
113,555
-6,116
-5% -$623K ﹤0.01% 2973
2021
Q2 		$12.3M Sell
119,671
-6,636
-5% -$1.16M ﹤0.01% 2769
2021
Q1 		$23.2M Buy
126,307
+10,191
+9% +$2.25M 0.01% 1775
2020
Q4 		$39.8M Buy
116,116
+8,314
+8% +$1.96M 0.01% 1143
2020
Q3 		$19.9M Buy
+107,802
New +$18M 0.01% 1573

Other funds holding LONA

PA
Perceptive Advisors New York $5.12B AUM 314.02% 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 $510M AUM
ACM
ADAR1 Capital Management Austin, Texas $1.7B AUM 340.85% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Ken Griffin's LONA Position: Q4 2025 in Review

Ken Griffin sold out of LeonaBio Inc (LONA) in Q4 2025, closing a stake of 33,987 shares — an estimated $141K sold.

Ken Griffin first reported a position in LONA in Q3 2020 and held it in 19 quarters. The position peaked at $39.8M in Q4 2020. 42 funds tracked by Wall St. Rank hold LONA as of Q4 2025.

  • Ken Griffin reported no remaining LeonaBio Inc position as of Q4 2025 after selling out during the quarter.
  • Ken Griffin sold 33,987 LeonaBio Inc shares in Q4 2025, an estimated $141K.
  • Ken Griffin first reported a position in LeonaBio Inc in Q3 2020 and held it in 19 quarters.
  • Ken Griffin's LeonaBio Inc position peaked at $39.8M in Q4 2020.
  • 42 funds tracked by Wall St. Rank held LeonaBio Inc as of Q4 2025.

Based on Citadel Advisors's 13F filing for Q4 2025, filed 17 Feb 2026.