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sellWeak cluster of 310b5-1 plan

Christine Zedelmayer sold $267k of EQ

Sr. Vice President and COO at Equillium, Inc.. 95,833 shares at an average of $2.79, traded May 27, 2026, filed May 29, 2026.

Warning score
33
Value
$267k
95,833 shares
Holdings after
62,586
-132% from before
From 52-week low
+807%
low $0.29, close $2.63
From 52-week high
0%
high $2.63, as of May 27, 2026

Score components

  • Role
    COO
    +20
  • Trade size
    $267k at market
    +13
  • Share of holdings sold
    Sold 100% of holdings
    +20
  • Cluster
    3 insiders selling within 14 days
    +15
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -15
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

EQOct 12, 2026 · close 1.50
Since filing May 29, 2026: -48.3%SPY +3.4% · excess -51.6%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001797818-26-000009, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
May 27, 2026MOption exercise
Common Stock10b5-1
+9,821$0.77$7,56272,407May 29, 2026
May 27, 2026SOpen-market sale
Common Stock10b5-1
-9,821$2.70$27k62,586May 29, 2026
May 28, 2026MOption exercise
Common Stock10b5-1
+7,292$0.73$5,32369,878May 29, 2026
May 28, 2026MOption exercise
Common Stock10b5-1
+48,512$0.77$37k118,390May 29, 2026
May 28, 2026SOpen-market sale
Common Stock10b5-1
-55,604$2.70$150k62,786May 29, 2026
May 28, 2026SOpen-market sale
Common Stock10b5-1
-200$2.71$54262,586May 29, 2026
May 28, 2026MOption exercise
Common Stock10b5-1
+14,583$0.79$11k77,169May 29, 2026
May 28, 2026MOption exercise
Common Stock10b5-1
+15,625$0.79$12k92,794May 29, 2026
May 28, 2026SOpen-market sale
Common Stock10b5-1
-30,208$2.98$90k62,586May 29, 2026
May 27, 2026MOption exercise
Employee Stock Option (right to buy)derivative10b5-1
-9,821$0.00$0165,179May 29, 2026
May 28, 2026MOption exercise
Employee Stock Option (right to buy)derivative10b5-1
-7,292$0.00$091,146May 29, 2026
May 28, 2026MOption exercise
Employee Stock Option (right to buy)derivative10b5-1
-48,512$0.00$0116,667May 29, 2026
May 28, 2026MOption exercise
Employee Stock Option (right to buy)derivative10b5-1
-14,583$0.00$040,105May 29, 2026
May 28, 2026MOption exercise
Employee Stock Option (right to buy)derivative10b5-1
-15,625$0.00$00May 29, 2026

Related signals

Other insiders at Equillium, Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
61Notable
EQsell 3
Equillium, Inc.
Stephen Connelly
President and CSO
$724k
230,975 shares
-23%
11Weak
EQsell 310b5-1
Equillium, Inc.
Christine Zedelmayer
Sr. Vice President and COO
$43k
14,584 shares
-19%
27Weak
EQsell 310b5-1
Equillium, Inc.
Penny Tom
Principal Accounting Officer
$192k
65,000 shares
-100%
19Weak
EQsell10b5-1
Equillium, Inc.
Christine Zedelmayer
Sr. Vice President and COO
$301k
120,312 shares
-66%
20Weak
EQsell10b5-1
Equillium, Inc.
Christine Zedelmayer
Sr. Vice President and COO
$362k
181,219 shares
-74%
20Weak
EQsell10b5-1
Equillium, Inc.
Christine Zedelmayer
Sr. Vice President and COO
$328k
185,937 shares
-93%
20Weak
EQsell10b5-1
Equillium, Inc.
Christine Zedelmayer
Sr. Vice President and COO
$328k
185,937 shares
-62%
15Weak
EQsell10b5-1
Equillium, Inc.
Penny Tom
Principal Accounting Officer
$8,428
6,533 shares
-100%
16Weak
EQsell10b5-1
Equillium, Inc.
Christine Zedelmayer
Sr. Vice President and COO
$150k
100,000 shares
-52%
16Weak
EQsell10b5-1
Equillium, Inc.
Christine Zedelmayer
Sr. Vice President and COO
$47k
35,704 shares
-28%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Christine Zedelmayer sold $267k of EQ | InsiderTell