Timothy C. Stonesifer bought $300k of PODD
director at INSULET CORP. 962 shares at an average of $311.73, traded Dec 5, 2025, filed Dec 8, 2025.
Score components
- +15RoleDirector
- +14Trade size$300k at market
- +6Relative to holdingsHoldings up 27%
- 0Price contextNear the top of the 52-week range
- 0ClusterNo other insider buying within 14 days
- 0Repeat buyingFirst buy in 90 days
- 0Track recordToo few past buys to judge (0 with prices)
What happened after comparable buys
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 +1.0%, 3m -18.8%, 6m -48.8%.
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.
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 0001145197-25-000072, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| Dec 5, 2025 | POpen-market purchase Common Stock | +962 | $311.73 | $300k | 4,591 | Dec 8, 2025 |
Related signals
Other insiders at INSULET CORP and this insider’s other filings.
| Score | Company | Insider | Value | Holdings | Filed |
|---|---|---|---|---|---|
| 44Moderate | PODDbuy INSULET CORP | Ashley McEvoy President and CEO | $162k 1,100 shares | +5% | |
| 22Weak | PODDsell INSULET CORP | Luciana Borio director | $60k 418 shares | -9% | |
| 63Notable | INSULET CORP | Timothy C. Stonesifer director | $400k 2,790 shares | +45% | |
| 65Notable | INSULET CORP | Elizabeth H Weatherman director | $497k 3,450 shares | +50% | |
| 58Moderate | INSULET CORP | Michael R Minogue director | $500k 2,030 shares | +13% | |
| 82Strong | INSULET CORP | Ashley McEvoy President and CEO | $1.0M 4,300 shares | +45% | |
| 44Moderate | PODDsell INSULET CORP | Wayne A.I. Frederick director | $543k 1,851 shares | -46% | |
| 27Weak | INSULET CORP | Laetitia Cousin SVP, Reg, Quality & Compliance | $278k 797 shares | -17% | |
| 41Moderate | INSULET CORP | Prem Singh SVP, Global Operations | $239k 687 shares | -17% | |
| 33Weak | INSULET CORP | Eric Benjamin EVP, CPXO | $1.4M 4,263 shares | -20% |
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.