Ken Griffin
ECOR icon

Ken Griffin’s electroCore ECOR Stock Holding History

Ken Griffin’s Portfolio ECOR Stock Details ECOR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-34,644
Closed -$155K – 13245
2025
Q4 		$155K Buy
+34,644
New +$174K ﹤0.01% 11276
2023
Q1 		– Sell
-6,696
Closed -$25.8K – 14876
2022
Q4 		$25.8K Buy
+6,696
New +$31.2K ﹤0.01% 12913
2021
Q4 		– Sell
-6,395
Closed -$108K – 13988
2021
Q3 		$108K Buy
6,395
+2,594
+68% +$39.9K ﹤0.01% 12778
2021
Q2 		$68K Sell
3,801
-14
-0.4% -$361 ﹤0.01% 13178
2021
Q1 		$118K Buy
+3,815
New +$131K ﹤0.01% 12319
2020
Q3 		– Sell
-4,227
Closed -$52K – 10191
2020
Q2 		$52K Buy
+4,227
New +$60.4K ﹤0.01% 9284
2018
Q3 		– Sell
-1,724
Closed -$427K – 9302
2018
Q2 		$427K Buy
+1,724
New +$468K ﹤0.01% 6634

Other funds holding ECOR

VCM
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $77.1B AUM 42.89% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
JIP
Jaffetilchin Investment Partners Tampa, Florida $1.68B AUM 22.81% 1-Year Est. Return
IAIM
International Assets Investment Management Orlando, Florida $1.67B AUM 28.26% 1-Year Est. Return
WANY
Wealthspire Advisors (New York) New York $18.2B AUM 21.48% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
VFT
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM
HighTower Advisors
HighTower Advisors Chicago, Illinois $103B AUM 28.65% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Ken Griffin's ECOR Position: Q1 2026 in Review

Ken Griffin sold out of electroCore (ECOR) in Q1 2026, closing a stake of 34,644 shares — an estimated $155K sold.

Ken Griffin first reported a position in ECOR in Q2 2018 and held it in 7 quarters. The position peaked at $427K in Q2 2018. 30 funds tracked by Wall St. Rank hold ECOR as of Q1 2026.

  • Ken Griffin reported no remaining electroCore position as of Q1 2026 after selling out during the quarter.
  • Ken Griffin sold 34,644 electroCore shares in Q1 2026, an estimated $155K.
  • Ken Griffin first reported a position in electroCore in Q2 2018 and held it in 7 quarters.
  • Ken Griffin's electroCore position peaked at $427K in Q2 2018.
  • 30 funds tracked by Wall St. Rank held electroCore as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.