Ticker · CUSIP 29415V109

COCH

ENVOY MEDICAL INC

···Share

Holders (tracked)

Combined shares

88,440

Combined value

$58.5K

Last close

—

Quarter

2025Q4

Tracked holders · last 8 quarters

Flat over the last 4 quarters.

SEC event timeline

1 events

Ken Griffin (Citadel Advisors) opened position2026-02-17
+88,440 shares · 2025Q4
13F

Insider activity

No insider transactions in the last 30 days.

View full insider history for COCH →

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.

New positions1

Ken Griffin (Citadel Advisors)
+88,440
$58K

Added to0

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Trimmed0

—

Exited0

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Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2024Q1	2	11,384	$3K	—
2024Q2	1	10,298	$24K	-1
2024Q4	1	28,314	$42K	—
2025Q4	1	88,440	$58K	—

Who owns COCH

1 super-investors · 2025Q4

Tracked stake

88.4K

Combined value

$58K

% of shares outstanding

—

shares-out unknown

Quarter action mix

New1

#	Manager	Shares	Value	% of book	Last action	8Q trend
1	Ken Griffin Citadel Advisors	88.4K	$58K	0.0%	New+88.4K

Recent moves

5 transactions

NEWKen Griffin (Citadel Advisors)
+88,440 · 2025Q4
ADDBlackRock
+9,469 · 2024Q2
SOLDRenaissance Technologies
−10,555 · 2024Q2
NEWRenaissance Technologies
+10,555 · 2024Q1
NEWBlackRock
+829 · 2024Q1

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