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sellWeak cluster of 2

Richard E Buller sold $108k of CELC

director at Celcuity Inc.. 1,100 shares at an average of $98.13, traded Dec 1, 2025, filed Dec 3, 2025.

Warning score
23
Value
$108k
1,100 shares
Holdings after
7,260
-13% from before
From 52-week low
+1100%
low $8.21, close $98.49
From 52-week high
-3%
high $101.15, as of Dec 1, 2025

Score components

  • Role
    Director
    +15
  • Trade size
    $108k at market
    +10
  • Share of holdings sold
    Sold 13% of holdings
    +5
  • Cluster
    2 insiders selling within 14 days
    +8
  • 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.

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.

CELCOct 9, 2026 · close 67.94
Since filing Dec 3, 2025: -32.1%SPY +15.1% · excess -47.1%

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 0001688319-25-000010, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Dec 1, 2025MOption exercise
Common Stockindirect: By Trust
+1,100$14.83$16k8,360Dec 3, 2025
Dec 1, 2025SOpen-market sale
Common Stockindirect: By Trust
-1,100$98.13$108k7,260Dec 3, 2025
Dec 2, 2025GGift
Common Stockindirect: By Trust
-500$0.00$06,760Dec 3, 2025
Dec 1, 2025MOption exercise
Stock Option (right to buy)derivativeindirect: By Trust
-1,100$0.00$01,522Dec 3, 2025

Related signals

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

ScoreCompanyInsiderValueHoldingsFiled
25Weak
CELCsell10b5-1
Celcuity Inc.
Richard E Buller
director
$1.3M
9,000 shares
-57%
5Weak
CELCsell10b5-1
Celcuity Inc.
Richard E Buller
director
$331k
3,000 shares
-31%
25Weak
CELCsell10b5-1
Celcuity Inc.
David Dalvey
director
$2.4M
20,000 shares
-18%
32Weak
CELCsell 2
Celcuity Inc.
Richard E Buller
director
$317k
3,000 shares
-31%
33Weak
CELCsell 210b5-1
Celcuity Inc.
David Dalvey
director
$1.5M
15,000 shares
-12%
34Weak
CELCsell 2
Celcuity Inc.
Richard E Buller
director
$377k
3,900 shares
-35%
38Weak
CELCbuy
Celcuity Inc.
Baker Bros. Advisors LP
owner
$9.6M
170,100 shares
+25%
40Moderate
CELCsell10b5-1
Celcuity Inc.
David Dalvey
director
$4.8M
109,325 shares
-1172%
0Weak
CELCsell10b5-1
Celcuity Inc.
Richard E Buller
director
$5,688
350 shares
-5%

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.

Richard E Buller sold $108k of CELC | InsiderTell