Citadel Advisors’s electroCore ECOR Stock Holding History

Citadel Advisors’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 Q2	$378K	Buy	+43,803	New	+$327K	﹤0.01%	10563
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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

FCM

FourWorld Capital Management New York $110M AUM 44.07% 1-Year Est. Return

Wexford Capital West Palm Beach, Florida $782M AUM 62.56% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

WANY

Wealthspire Advisors (New York) New York $18.2B AUM 21.48% 1-Year Est. Return

Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM

HighTower Advisors Chicago, Illinois $104B AUM 28.3% 1-Year Est. Return

Citadel Advisors's ECOR Position: Q2 2026 in Review

Citadel Advisors opened a new position in electroCore (ECOR) in Q2 2026: 43,803 shares worth $378K. The stake represents ﹤0.01% of the portfolio and ranks #10563 among its holdings. This is a return to the name: Citadel Advisors previously reported a position in ECOR as recently as Q4 2025.

Citadel Advisors first reported a position in ECOR in Q2 2018 and has held it in 8 quarters since. The position peaked at $427K in Q2 2018. 32 funds tracked by Wall St. Rank hold ECOR as of Q2 2026.

Citadel Advisors held 43,803 shares of electroCore worth $378K as of Q2 2026.
electroCore was a new Citadel Advisors position in Q2 2026.
electroCore made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #10563 holding.
Citadel Advisors first reported a position in electroCore in Q2 2018 and has held it in 8 quarters since.
Citadel Advisors's electroCore position peaked at $427K in Q2 2018.
32 funds tracked by Wall St. Rank held electroCore as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.