Skip to main content

Equillium, Inc.

EQ
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001746466

No open-market purchases or sales by Equillium, Inc. insiders were filed in the last 90 days; 60 institutions reported holding it in 13F filings for Q2 2026, worth $133.0M in total; no superinvestor holds it.

13F holders, Q1 2026

Institutional positions in Equillium, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
50
+15 vs. Q4 2025
Shares held
40.5M
+7.13M (+21.4%) vs. Q4 2025
Total value
$81.0M
+$29.3M (+56.6%) vs. Q4 2025
New holders
19
9 more added
Sold out
4
11 more reduced

1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting EQ on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2026: 50 institutions
Q1 2021: 33 institutionsQ2 2021: 28 institutionsQ3 2021: 22 institutionsQ4 2021: 26 institutionsQ1 2022: 30 institutionsQ2 2022: 25 institutionsQ3 2022: 30 institutionsQ4 2022: 31 institutionsQ1 2023: 28 institutionsQ2 2023: 27 institutionsQ3 2023: 25 institutionsQ4 2023: 25 institutionsQ1 2024: 28 institutionsQ2 2024: 25 institutionsQ3 2024: 26 institutionsQ4 2024: 26 institutionsQ1 2025: 24 institutionsQ2 2025: 27 institutionsQ3 2025: 40 institutionsQ4 2025: 36 institutionsQ1 2026: 50 institutionsQ2 2026: 60 institutions
Value heldQ1 2026: $81.0M
Q1 2021: $54.6MQ2 2021: $41.9MQ3 2021: $49.9MQ4 2021: $27.0MQ1 2022: $39.7MQ2 2022: $25.6MQ3 2022: $28.4MQ4 2022: $13.3MQ1 2023: $7.86MQ2 2023: $7.44MQ3 2023: $6.75MQ4 2023: $6.85MQ1 2024: $20.5MQ2 2024: $6.15MQ3 2024: $7.25MQ4 2024: $6.52MQ1 2025: $3.39MQ2 2025: $2.74MQ3 2025: $42.4MQ4 2025: $54.7MQ1 2026: $81.0MQ2 2026: $133.0M
Institutions holding EQ and their total value by quarter
QuarterHoldersValue
Q2 202660$133.0M
Q1 202650$81.0M
Q4 202536$54.7M
Q3 202540$42.4M
Q2 202527$2.74M
Q1 202524$3.39M
Q4 202426$6.52M
Q3 202426$7.25M
Q2 202425$6.15M
Q1 202428$20.5M
Q4 202325$6.85M
Q3 202325$6.75M
Q2 202327$7.44M
Q1 202328$7.86M
Q4 202231$13.3M
Q3 202230$28.4M
Q2 202225$25.6M
Q1 202230$39.7M
Q4 202126$27.0M
Q3 202122$49.9M
Q2 202128$41.9M
Q1 202133$54.6M

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Equillium, Inc.; share changes are against Q4 2025.

Institutions holding EQ in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Janus Henderson Group PLC6,494,571$13.0M0.01%+632,359+10.8%Added
Adage Capital Partners GP, L.L.C.5,329,416$10.7M0.02%00.0%Unchanged
Decheng Capital LLC4,447,308$8.89M1.34%00.0%Unchanged
ADAR1 Capital Management, LLC3,726,659$7.45M0.45%−1,881,419−33.5%Reduced
Woodline Partners LP3,500,901$7.00M0.03%00.0%Unchanged
Standard Life Aberdeen plc3,352,837$6.71M0.01%+986,149+41.7%Added
Ra Capital Management, L.P.3,096,336$6.19M0.07%+3,096,336New
Vanguard Capital Management LLC1,784,472$3.57M0.00%+1,784,472New
Balyasny Asset Management LLC1,638,770$3.28M0.01%−437,480−21.1%Reduced
Eversept Partners, LP1,498,993$3.00M0.20%+1,498,993New
Affinity Asset Advisors, LLC1,226,310$2.45M0.14%+1,226,310New
Renaissance Technologies LLC656,964$1.31M0.00%−76,262−10.4%Reduced
Diadema Partners LP433,844$867.7K0.36%+86,451+24.9%Added
Hudson Bay Capital Management LP428,538$857.1K0.01%00.0%Unchanged
Geode Capital Management, LLC378,813$758.0K0.00%+33,503+9.7%Added
Ikarian Capital, LLC303,555$607.1K0.09%00.0%Unchanged
Cantor Fitzgerald, L. P.262,643$525.3K0.02%−300,000−53.3%Reduced
Two Sigma Investments, LP246,173$492.3K0.00%−78,437−24.2%Reduced
Jane Street Group, LLC221,241$442.5K0.00%+120,391+119.4%Added
Vanguard Fiduciary Trust Co189,530$379.1K0.00%+189,530New
State Street Corp174,060$348.1K0.00%+18,640+12.0%Added
Citadel Advisors LLC158,733$317.5K0.00%+158,733New
BlackRock, Inc.127,852$255.7K0.00%+1,799+1.4%Added
Susquehanna International Group, LLP115,535$231.1K0.00%−70,134−37.8%Reduced
Persistent Asset Partners Ltd110,117$220.2K0.09%+16,994+18.2%Added
XTX Topco Ltd103,105$206.2K0.00%+103,105New
Boothbay Fund Management, LLC93,211$186.4K0.00%00.0%Unchanged
Northern Trust Corp70,158$140.3K0.00%−18,371−20.8%Reduced
Marshall Wace, LLP57,632$115.3K0.00%+57,632New
AlphaCore Capital LLC52,345$104.7K0.00%00.0%Unchanged
Omers Administration Corp50,037$100.1K0.00%+50,037New
Quadrature Capital Ltd28,760$57.5K0.00%+28,760New
Tudor Investment Corp Et Al20,100$40.2K0.00%00.0%Unchanged
Morgan Stanley18,520$37.0K0.00%−17,214−48.2%Reduced
Dimensional Fund Advisors LP15,333$30.7K0.00%+15,333New
Rockefeller Capital Management L.P.14,286$28.6K0.00%+14,286New
Apollon Wealth Management, LLC13,875$27.8K0.00%00.0%Unchanged
UBS Group AG13,740$27.5K0.00%+12,820+1,393.5%Added
Group One Trading, L.P.12,553$25.1K0.00%+12,553New
Axq Capital, LP11,935$23.9K0.00%+11,935New
Squarepoint Ops LLC10,025$20.1K0.00%+10,025New
Vanguard Global Advisers, LLC5,826$11.7K0.00%+5,826New
Tower Research Capital LLC (TRC)1,291$2.58K0.00%−2,779−68.3%Reduced
Wells Fargo & Company1,000$2.00K0.00%00.0%Unchanged
FMR LLC360$7200.00%+360New
Jones Financial Companies LLLP250$4700.00%00.0%Unchanged
SBI Securities Co., Ltd.129$2580.00%−154−54.4%Reduced
Caitong International Asset Management Co., Ltd23$460.00%+23New
Citigroup Inc1$20.00%+1New
Royal Bank of Canada105$00.00%−79,629−99.9%Reduced
Two Sigma Advisers, LP0$00.00%−44,100−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−25,381−100.0%Sold out
Coastal Bridge Advisors, LLC0$00.00%−10,500−100.0%Sold out
Bank of America Corp0$00.00%−295−100.0%Sold out
Vanguard Group Inc––––Not filed