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Equillium, Inc. (EQ)

Equillium, Inc. (EQ) Insider Trading

Directors, officers and holders of more than 10% of EQ report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.

Recent Form 4 transactions

The 50 most recent of 180 transactions on file: 0 with code P, 14 with code S and 36 with other codes.

DateInsiderCodeShares
Jun 5, 2026Connelly StephenS Sale30,975
Jun 5, 2026Zedelmayer ChristineM Exercise14,584
Jun 5, 2026Zedelmayer ChristineM Exercise14,584
Jun 5, 2026Zedelmayer ChristineS Sale14,584
Jun 4, 2026Connelly StephenS Sale200,000
May 28, 2026Zedelmayer ChristineM Exercise14,583
May 28, 2026Tom PennyM Exercise65,000
May 28, 2026Zedelmayer ChristineS Sale30,208
May 28, 2026Zedelmayer ChristineS Sale55,604
May 28, 2026Troupin BarbaraA Award70,000
May 28, 2026Zedelmayer ChristineM Exercise15,625
May 28, 2026Tom PennyS Sale65,000
May 28, 2026Zedelmayer ChristineM Exercise48,512
May 28, 2026Zedelmayer ChristineS Sale200
May 28, 2026Pruzanski MarkA Award70,000
May 28, 2026Zedelmayer ChristineM Exercise48,512
May 28, 2026Zedelmayer ChristineM Exercise7,292
May 28, 2026McDermott Charles DouglasA Award70,000
May 28, 2026BRADBURY DANIELA Award70,000
May 28, 2026DEMSKI MARTHA JA Award70,000
May 28, 2026Tom PennyM Exercise65,000
May 28, 2026Zedelmayer ChristineM Exercise14,583
May 28, 2026Zedelmayer ChristineM Exercise7,292
May 28, 2026Zedelmayer ChristineM Exercise15,625
May 27, 2026Zedelmayer ChristineM Exercise9,821
May 27, 2026Zedelmayer ChristineS Sale9,821
May 27, 2026Zedelmayer ChristineM Exercise9,821
Mar 13, 2026Zedelmayer ChristineM Exercise120,312
Mar 13, 2026Zedelmayer ChristineS Sale120,312
Mar 13, 2026Zedelmayer ChristineM Exercise120,312
Mar 9, 2026Zedelmayer ChristineS Sale181,219
Mar 9, 2026Zedelmayer ChristineM Exercise75,000
Mar 9, 2026Zedelmayer ChristineM Exercise41,666
Mar 9, 2026Zedelmayer ChristineM Exercise75,000
Mar 9, 2026Zedelmayer ChristineM Exercise35,695
Mar 9, 2026Zedelmayer ChristineM Exercise41,666
Mar 9, 2026Zedelmayer ChristineM Exercise35,695
Feb 19, 2026Zedelmayer ChristineS Sale76,562
Feb 19, 2026Zedelmayer ChristineM Exercise76,562
Feb 19, 2026Zedelmayer ChristineS Sale109,375
Feb 19, 2026Zedelmayer ChristineM Exercise109,375
Feb 19, 2026Zedelmayer ChristineM Exercise76,562
Feb 19, 2026Zedelmayer ChristineM Exercise109,375
Jan 8, 2026Tom PennyS Sale6,533
Jan 7, 2026Tom PennyA Award450,000
Jan 7, 2026Steel Bruce D.A Award1,750,000
Jan 7, 2026Zedelmayer ChristineA Award500,000
Jan 7, 2026Connelly StephenA Award1,150,000
Dec 23, 2025Zedelmayer ChristineS Sale100,000
Dec 23, 2025Zedelmayer ChristineM Exercise100,000

The full Form 4 history is on the EQ company page (Insider Trades card, View all).

Questions about this data

Which insider transactions are open-market trades?

Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.

How quickly are insider trades reported?

A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.

Who has to file Form 4?

Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.

Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.