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sellModerate

Andrew J Grethlein sold $3.1M of GERN

EVP, Chief Operating Officer at GERON CORP. 674,348 shares at an average of $4.56, traded Jul 8, 2024, filed Jul 10, 2024.

Warning score
50
Value
$3.1M
674,348 shares
Holdings after
0
-100% from before
From 52-week low
+160%
low $1.74, close $4.53
From 52-week high
-11%
high $5.09, as of Jul 8, 2024

Score components

  • Role
    COO
    +20
  • Trade size
    $3.1M at market
    +25
  • Share of holdings sold
    Sold 100% of holdings
    +20
  • Cluster
    No other insider selling within 14 days
    0
  • Exercise and sell
    Shares came from an option exercise in the same filing
    -15

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.

This signal so far: 1m +2.2%, 3m -8.3%, 6m -25.7%.

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.

GERNOct 12, 2026 · close 1.22
Since filing Jul 10, 2024: -73.5%SPY +42.2% · excess -115.7%

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 0000950170-24-082686, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Jul 8, 2024MOption exercise
Common Stock
+674,348$1.72$1.2M674,348Jul 10, 2024
Jul 8, 2024SOpen-market sale
Common Stock
-674,348$4.56$3.1M0Jul 10, 2024
Jul 8, 2024MOption exercise
Stock Option (right to buy)derivative
-221,544$0.00$00Jul 10, 2024
Jul 8, 2024MOption exercise
Stock Option (right to buy)derivative
-452,804$0.00$00Jul 10, 2024

Related signals

Other insiders at GERON CORP and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
17Weak
GERNsell
GERON CORP
Michelle Robertson
EVP, CHIEF FINANCIAL OFFICER
$19k
9,855 shares
-36%
41Moderate
GERNbuy
GERON CORP
Bryan Lawlis V
director
$16k
13,300 shares
-
49Moderate
GERNbuy 3
GERON CORP
James Ziegler
EVP, Chief Commercial Officer
$160k
100,000 shares
-
48Moderate
GERNbuy 3
GERON CORP
John A Scarlett
Chairman, President and CEO
$22k
12,500 shares
-
40Moderate
GERNbuy 3
GERON CORP
Scott Alan Samuels
EVP, Chief Legal Officer
$24k
15,000 shares
+128%
60Notable
GERNsell 3
GERON CORP
Faye Feller
EVP, Chief Medical Officer
$1.3M
287,900 shares
-100%
60Notable
GERNsell 3
GERON CORP
Anil Kapur
EVP, Corp Strategy & CCO
$2.0M
421,875 shares
-100%
50Moderate
GERNsell 310b5-1
GERON CORP
John A Scarlett
Chairman, President and CEO
$2.4M
600,000 shares
-50%
11Weak
GERNsell10b5-1
GERON CORP
Bryan Lawlis V
director
$131k
35,000 shares
-100%
32Weak
GERNsell10b5-1
GERON CORP
Olivia Kyusuk Bloom
EVP, Chief Financial Officer
$1.2M
400,000 shares
-84%

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.

Andrew J Grethlein sold $3.1M of GERN | InsiderTell