EQ

Equillium Inc$2.63 6.48%
Health CareUSCUSIP 29446K106· EOD Jul 21, 2026◍ Confluence graph
Tracked 13F Holders
45
+13 QoQ
13F Value (tracked)
$71.7M
Insider Net · 180d
-$2.2M
0↑ 3↓
Recent Filings
15
Smart-money sentimentMixed
BearishBullish
13F funds (latest Q)10 adding · 6 trimming
Insider net (180d)-$2.2M

Price & smart-money activity

$2.63 6.48%5Y -53.3%
$0.29$2.10$3.91$5.72$7.522021202220232024202520262333433352344232435536443173681241078
Hover for who · click for detailEnd-of-day closing prices52w $0.37 – $3.20

Who owns EQ?

45 tracked 13F filers

45 tracked 13F filers disclose a position in EQ as of the latest SEC 13F filings, a combined $71.7M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

All quarters use one ordinary-share-equivalent series. Historical ADS are converted at 2 ADS = 1 ordinary share. Expand a row for the exact calculation; the residual is not classified as a trade.
#FundPosition valueSharesLast moveAs ofHistory
1JANUS HENDERSON GROUP PLC
$13.0M
6.5M
+11%
Added · +632K sh
Q1 2026
2ADAGE CAPITAL PARTNERS GP, L.L.C.
$10.7M
5.3M
Held
Q1 2026
3ADAR1 Capital Management, LLC
$7.5M
3.7M
−34%
Reduced · −1.9M sh
Q1 2026
4Woodline Partners LP
$7.0M
3.5M
Held
Q1 2026
5Aberdeen Group plc
$6.7M
3.4M
+42%
Added · +986K sh
Q1 2026
6RA CAPITAL MANAGEMENT, L.P.
$6.2M
3.1M
New
+3.1M sh
Q1 2026
7VANGUARD CAPITAL MANAGEMENT LLC
$3.6M
1.8M
First observed position
No prior filed position
Q1 2026
8BALYASNY ASSET MANAGEMENT L.P.
$3.3M
1.6M
−21%
Reduced · −437K sh
Q1 2026
9Eversept Partners, LP
$3.0M
1.5M
New
+1.5M sh
Q1 2026
10Affinity Asset Advisors, LLC
$2.5M
1.2M
New
+1.2M sh
Q1 2026
11RENAISSANCE TECHNOLOGIES LLC
$1.3M
657K
−10%
Reduced · −76K sh
Q1 2026
12DIADEMA PARTNERS LP
$868K
434K
+25%
Added · +86K sh
Q1 2026
13Hudson Bay Capital Management LP
$857K
429K
Held
Q1 2026
14GEODE CAPITAL MANAGEMENT, LLC
$758K
379K
+9.7%
Added · +34K sh
Q1 2026
15Ikarian Capital, LLC
$607K
304K
Held
Q1 2026
16CANTOR FITZGERALD, L. P.
$525K
263K
−53%
Reduced · −300K sh
Q1 2026
17TWO SIGMA INVESTMENTS, LP
$492K
246K
−24%
Reduced · −78K sh
Q1 2026
18JANE STREET GROUP, LLC
$442K
221K
+119%
Added · +120K sh
Q1 2026
19VANGUARD FIDUCIARY TRUST CO
$379K
190K
First observed position
No prior filed position
Q1 2026
20STATE STREET CORP
$348K
174K
+12%
Added · +19K sh
Q1 2026
21CITADEL ADVISORS LLC
$317K
159K
Added
Added · +159K sh
Q1 2026
22BlackRock, Inc.
$256K
128K
+1.4%
Added · +2K sh
Q1 2026
23SUSQUEHANNA INTERNATIONAL GROUP, LLP
$231K
116K
−38%
Reduced · −70K sh
Q1 2026
24XTX Topco Ltd
$206K
103K
New
+103K sh
Q1 2026
25BOOTHBAY FUND MANAGEMENT, LLC
$186K
93K
Held
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Is EQ being bought or sold by institutions?

Last quarter, 7 funds opened a new position in EQ and 3 added to an existing one, while 6 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).

Opened (NEW)
7
funds
Added
3
funds
Reduced
6
funds
Exited
0
funds

Funds that own EQ also own

CompanyCo-held byCombined value
ELI LILLY & COLLY11 funds$733.1M
AMAZON.COM INCAMZN10 funds$3.4B
MICRON TECHNOLOGY INCMU10 funds$2.4B
MICROSOFT CORPMSFT10 funds$2.3B
TESLA INCTSLA10 funds$2.2B
BROADCOM INCAVGO10 funds$1.6B
BERKSHIRE HATHAWAY INC-CL BBRK/B10 funds$1.2B
JPMORGAN CHASE & COJPM10 funds$1.1B
UNITEDHEALTH GROUP INCUNH10 funds$1.1B
PALANTIR TECHNOLOGIES INC-APLTR10 funds$974.9M
ADVANCED MICRO DEVICESAMD10 funds$880.0M
MASTERCARD INC - AMA10 funds$750.3M

Ranked by how many of EQ's institutional holders also hold each name, a cross-fund conviction signal.

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$2.2M
3 insiders
Net
-$2.2M
12 P/S txns
Signal
Net Selling
open-market
DateInsiderRoleActionSharesValue
Jun 5, 2026Zedelmayer ChristineSr. Vice President and COOSell (S)15K$43K
Jun 5, 2026Connelly StephenPresident and CSOSell (S)31K$91K
Jun 4, 2026Connelly StephenPresident and CSOSell (S)200K$633K
May 28, 2026Zedelmayer ChristineSr. Vice President and COOSell (S)56K$150K
May 28, 2026Zedelmayer ChristineSr. Vice President and COOSell (S)200$542
May 28, 2026Zedelmayer ChristineSr. Vice President and COOSell (S)30K$90K
May 28, 2026Tom PennyPrincipal Accounting OfficerSell (S)65K$192K
May 27, 2026Zedelmayer ChristineSr. Vice President and COOSell (S)10K$27K
Mar 13, 2026Zedelmayer ChristineSr. Vice President and COOSell (S)120K$301K
Mar 9, 2026Zedelmayer ChristineSr. Vice President and COOSell (S)181K$362K
Feb 19, 2026Zedelmayer ChristineSr. Vice President and COOSell (S)77K$133K
Feb 19, 2026Zedelmayer ChristineSr. Vice President and COOSell (S)109K$195K

Institutional ownership over time

45 funds+28 since Q3 2024
02345Q3 2024Q1 2025Q3 2025Q1 2026
funds holding aggregate valuelatest $71.7M

Recent filings

15 shown

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Ask your agent what changed in EQ

This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/EQ/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for EQ.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for EQ. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.