Ken Griffin
IPWR icon

Ken Griffin’s Ideal Power IPWR Stock Holding History

Ken Griffin’s Portfolio IPWR Stock Details IPWR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-31,740
Closed -$160K – 13349
2025
Q3 		$160K Buy
+31,740
New +$164K ﹤0.01% 11488
2024
Q2 		– Sell
-11,037
Closed -$98.2K – 14831
2024
Q1 		$98.2K Sell
11,037
-1,069
-9% -$9.64K ﹤0.01% 11379
2023
Q4 		$93.9K Buy
+12,106
New +$103K ﹤0.01% 11006
2023
Q2 		– Sell
-21,428
Closed -$224K – 14777
2023
Q1 		$224K Buy
+21,428
New +$249K ﹤0.01% 9980
2019
Q3 		– Sell
-1,021
Closed -$3K – 9462
2019
Q2 		$3K Sell
1,021
-3,953
-79% -$15.7K ﹤0.01% 9077
2019
Q1 		$17K Buy
4,974
+3,419
+220% +$13K ﹤0.01% 9091
2018
Q4 		$4K Sell
1,555
-2,990
-66% -$12.7K ﹤0.01% 8991
2018
Q3 		$29K Buy
4,545
+2,819
+163% +$22.3K ﹤0.01% 8936
2018
Q2 		$18K Buy
+1,726
New +$20.9K ﹤0.01% 8669

Other funds holding IPWR

AIC
AWM Investment Company New York $903M AUM 163.47% 1-Year Est. Return
ACM
AIGH Capital Management Baltimore, Maryland $1.59B AUM 855.46% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BL
Bleichroeder LP New York $559M AUM 83.7% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
CCC
Cable Car Capital San Francisco, California $289M AUM 26.33% 1-Year Est. Return
Stifel Financial
Stifel Financial St. Louis, Missouri $120B AUM 27.84% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Ken Griffin's IPWR Position: Q4 2025 in Review

Ken Griffin sold out of Ideal Power (IPWR) in Q4 2025, closing a stake of 31,740 shares — an estimated $160K sold.

Ken Griffin first reported a position in IPWR in Q2 2018 and held it in 9 quarters. The position peaked at $224K in Q1 2023. 26 funds tracked by Wall St. Rank hold IPWR as of Q4 2025.

  • Ken Griffin reported no remaining Ideal Power position as of Q4 2025 after selling out during the quarter.
  • Ken Griffin sold 31,740 Ideal Power shares in Q4 2025, an estimated $160K.
  • Ken Griffin first reported a position in Ideal Power in Q2 2018 and held it in 9 quarters.
  • Ken Griffin's Ideal Power position peaked at $224K in Q1 2023.
  • 26 funds tracked by Wall St. Rank held Ideal Power as of Q4 2025.

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