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sellWeak10b5-1 plan

Mark David Novara sold $46 of TNDM

EVP & CHIEF COMMERCIAL OFFICER at TANDEM DIABETES CARE INC. 2 shares at an average of $22.81, traded Mar 5, 2026, filed Mar 9, 2026.

Warning score
0
Value
$46
2 shares
Holdings after
35,969
-0% from before
From 52-week low
+124%
low $10.11, close $22.63
From 52-week high
-20%
high $28.26, as of Mar 5, 2026

Score components

  • Role
    Officer
    +15
  • Trade size
    $46 at market
    0
  • Share of holdings sold
    Sold 0.0% of holdings
    0
  • Cluster
    No other insider selling within 14 days
    0
  • 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.

This signal so far: 1m -7.3%, 3m -11.5%, 6m -4.7%.

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.

TNDMOct 9, 2026 · close 16.11
Since filing Mar 9, 2026: -22.8%SPY +15.6% · excess -38.5%

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 0001438133-26-000022, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Mar 5, 2026SOpen-market sale
Common Stock10b5-1
-2$22.81$4635,969Mar 9, 2026

Related signals

Other insiders at TANDEM DIABETES CARE INC and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
0Weak
TNDMsell10b5-1
TANDEM DIABETES CARE INC
Mark David Novara
EVP & CHIEF COMMERCIAL OFFICER
$4,310
187 shares
-0%
64Notable
TNDMbuy 2
TANDEM DIABETES CARE INC
John F Sheridan
PRESIDENT & CEO
$102k
10,000 shares
+10%
69Notable
TNDMbuy 2
TANDEM DIABETES CARE INC
Leigh Vosseller
EVP & CHIEF FINANCIAL OFFICER
$149k
13,720 shares
+116%
40Moderate
TNDMbuy
TANDEM DIABETES CARE INC
Jean-Claude Kyrillos
EVP & Chief Operating Officer
$191k
10,538 shares
-
45Moderate
TNDMsell
TANDEM DIABETES CARE INC
Kim D Blickenstaff
director
$1.2M
40,000 shares
-19%
23Weak
TNDMbuy
TANDEM DIABETES CARE INC
Mark David Novara
EVP & CHIEF COMMERCIAL OFFICER
$12k
532 shares
-
39Weak
TNDMbuy
TANDEM DIABETES CARE INC
Dick Allen
director
$95k
5,000 shares
+33%
54Moderate
TNDMbuy 2
TANDEM DIABETES CARE INC
Shannon Marie Hansen
Chief Legal Officer
$30k
1,935 shares
-
68Notable
TNDMbuy 2
TANDEM DIABETES CARE INC
Leigh Vosseller
EVP & CHIEF FINANCIAL OFFICER
$95k
6,200 shares
+110%

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.

Mark David Novara sold $46 of TNDM | InsiderTell