Executive Summary
The S&P 500 Healthcare sector is showing a mixed insider trading landscape on August 11, 2026, with notable insider buying at Boston Scientific, offset by a significant sale at Eli Lilly and smaller sales at Edwards Lifesciences and Intuitive Surgical. The most material signal is the CFO of Boston Scientific making a $500K open-market purchase, signaling strong internal conviction.
Conversely, Eli Lilly's SVP sold $2.37M under a 10b5-1 plan, which is pre-planned but still a large dollar amount. Gilead Sciences saw a routine tax-related share withholding, and Zoetis had a director gift, both neutral. The overall theme is one of selective conviction, with no broad-based insider buying or selling wave across the sector. The lack of period-over-period financial data or forward guidance in these filings limits the ability to identify revenue or margin trends, making insider activity the primary signal for this digest.
Materiality, sentiment, and priority are scored by Gunpowder’s analysis pipeline. How we score filings →
Filing types in this digest: Form 4
Tracking the trend? Catch up on the prior S&P 500 Healthcare Sector SEC Filings digest from August 04, 2026.
Investment Signals (8)
- Boston Scientific ↓ (BULLISH)▲
CFO Monson Jonathan made a $500K open-market purchase of 9,908 shares at $50.46, a strong vote of confidence from a top executive with no pre-planned sale program disclosed
- Eli Lilly ↓ (BEARISH)▲
SVP Zakrowski sold $2.37M (2,000 shares) at $1,185.01 under a 10b5-1 plan, reducing holdings by ~57% post-sale, a notable reduction in insider exposure despite being pre-planned
- Intuitive Surgical ↓ (BEARISH)▲
Director Ladd sold 472 shares total (~$180K) in two transactions at $379 and $393.10, reducing holdings by ~72% post-sale, signaling potential lack of confidence at the board level
-
CVP Lippis exercised options at $72.68 and immediately sold at $92.03 for a quick ~27% gain, a routine but profit-taking move that shows no long-term accumulation [NEUTRAL/BEARISH]
- Gilead Sciences ↓ (NEUTRAL)▲
EVP Cain exercised 6,002 RSUs and had 2,908 shares withheld for taxes (~$387K), a standard tax-covering transaction with no net insider buying or selling signal
- Zoetis ↓ (NEUTRAL)▲
Director Damelio gifted 6,650 shares, reducing holdings by ~31%, which is often a neutral estate-planning move but can signal a desire to reduce exposure without a market sale
- Boston Scientific ↓ (BULLISH)▲
The CFO's purchase is the only open-market buy in the entire digest, standing out as a contrarian signal of confidence in a sector where other insiders are selling or gifting shares
- Eli Lilly ↓ (BEARISH)▲
Despite the insider sale, the stock trades at a premium valuation, and the sale is pre-planned, but the magnitude ($2.37M) is the largest dollar transaction in the digest, warranting attention
Risk Flags (8)
- Intuitive Surgical/Director Confidence↓ [HIGH RISK]▼
Director Ladd sold 72% of her holdings in two transactions, the highest proportional reduction among all insiders in this digest, suggesting potential board-level concern about valuation or outlook
- Eli Lilly/Insider Exposure↓ [MODERATE RISK]▼
SVP Zakrowski now holds only 1,525 shares post-sale, a minimal stake for a senior finance executive, reducing alignment with shareholders
- Edwards Lifesciences/Profit-Taking Pattern↓ [LOW RISK]▼
CVP Lippis exercised and immediately sold, a pattern that may indicate a lack of conviction in holding shares long-term, especially in a TAVR-focused role
- Zoetis/Director Gift↓ [LOW RISK]▼
Director Damelio gifted 31% of his holdings, which, while not a market sale, reduces insider skin-in-the-game and could precede further reductions
- Gilead Sciences/No Insider Buying↓ [MODERATE RISK]▼
Despite the stock being down ~15% from 52-week highs, there is no insider buying in this filing, only tax-related sales, indicating a lack of opportunistic buying
- Sector-Wide Insider Selling Bias [MODERATE RISK]▼
4 out of 6 filings involve insider selling or gifting, with only 1 clear buy, suggesting a net bearish insider sentiment across the healthcare sample today
- Eli Lilly/Valuation Risk↓ [MODERATE RISK]▼
The stock trades at ~$1,185, and the insider sale, even if pre-planned, may signal that the executive believes the stock is fairly valued or overvalued at current levels
- Intuitive Surgical/Thin Insider Holdings↓ [LOW RISK]▼
Director Ladd holds only 179 shares post-sale, a negligible amount for a board member, raising governance questions about alignment
Opportunities (8)
- Boston Scientific/CFO Confidence↓ (OPPORTUNITY)◆
The CFO's $500K open-market purchase is a rare and strong bullish signal; investors may view this as a catalyst to accumulate shares, especially if the stock is trading near support levels
- Eli Lilly/10b5-1 Plan Context↓ (OPPORTUNITY)◆
The SVP's sale is pre-planned and may not reflect current views; the stock's strong fundamentals (Zepbound, Mounjaro) could present a buying opportunity if the sale creates a temporary dip
- Gilead Sciences/RSU Exercise↓ (OPPORTUNITY)◆
The EVP's exercise of 6,002 RSUs suggests the company is performing well enough to trigger equity vesting; the tax withholding sale is routine and not a negative signal
- Edwards Lifesciences/Option Exercise↓ (OPPORTUNITY)◆
The CVP exercised options at $72.68, well below the current price of $92.03, indicating the stock is trading above key insider cost basis, which can be a floor for the stock
- Zoetis/Gift as Non-Event↓ (OPPORTUNITY)◆
The director gift is likely for estate planning and does not reflect a bearish view; the stock remains a defensive healthcare play with stable animal health demand
- Intuitive Surgical/Post-Sale Rebound Potential↓ (OPPORTUNITY)◆
The director's sale of 72% of holdings may create a short-term overhang, but the company's robotic surgery leadership and long-term growth trajectory could offer a buying opportunity on weakness
- Boston Scientific/Contrarian Buy Signal↓ (OPPORTUNITY)◆
In a digest dominated by selling, the CFO's buy is a contrarian indicator that could signal the stock is undervalued relative to peers; investors should review the company's upcoming earnings for confirmation
- Sector-Wide Insider Activity Divergence (OPPORTUNITY)◆
The lack of uniform insider behavior suggests stock-specific opportunities; Boston Scientific's buy and Eli Lilly's sell create a potential pair trade for active investors
Sector Themes (5)
- Insider Selling Dominates Healthcare (THEME)◆
4 of 6 filings involve insider selling or gifting, with only 1 open-market buy, indicating a net bearish insider sentiment among healthcare executives on this date
- Pre-Planned Sales Mask True Sentiment (THEME)◆
2 of the 3 sales (Eli Lilly, Edwards Lifesciences) were executed under Rule 10b5-1 plans, making it difficult to assess current management conviction; investors should focus on open-market transactions for clearer signals
- Tax-Related Transactions Are Common (THEME)◆
Gilead Sciences' tax withholding sale is a routine event following RSU vesting, highlighting that not all insider sales are negative; investors should distinguish between tax-driven and discretionary sales
- No Insider Buying in High-Valuation Names (THEME)◆
Eli Lilly and Intuitive Surgical, both trading at premium valuations, saw insider selling, while Boston Scientific, potentially at a lower valuation, saw buying—suggesting insiders are price-sensitive
- Director-Level Activity Signals Caution (THEME)◆
Both Intuitive Surgical (director sold 72%) and Zoetis (director gifted 31%) saw board-level reductions, which can be more significant than executive trades as directors have broader oversight
Watch List (8)
- Boston Scientific↓ (WATCH)👁
Watch for additional insider buying or a pattern of open-market purchases; the CFO's buy could be a precursor to positive news or earnings beat
- Eli Lilly↓ (WATCH)👁
Monitor for any insider buying following the SVP's sale; if other executives sell, it could confirm bearish sentiment; next earnings call expected in October 2026
- Intuitive Surgical↓ (WATCH)👁
Director Ladd's near-total exit warrants monitoring for further board-level sales; the company's next quarterly results will be key to assess if the sale was valuation-driven
- Edwards Lifesciences↓ (WATCH)👁
Watch for additional option exercises and sales by TAVR leadership; the TAVR market is competitive, and insider selling could signal market share concerns
- Gilead Sciences↓ (WATCH)👁
Monitor for any open-market insider buying; the lack of buying despite a recent pullback could indicate management sees further downside
- Zoetis↓ (WATCH)👁
The director gift could precede a formal sale; watch for Form 4 filings showing market sales in the coming weeks
- Sector-Wide Insider Activity (WATCH)👁
Track the ratio of insider buys to sells across the S&P 500 Healthcare sector over the next month; a sustained selling bias could signal a sector top
- Boston Scientific Earnings (WATCH)👁
The CFO's purchase may be timed ahead of the next earnings release; investors should mark their calendars for the upcoming earnings call (date TBD)
Filing Analyses
(6)
11-08-2026
EVP and CFO Monson Jonathan acquired 9,908 Common Stock at $50.46 (~$500K). Monson Jonathan holds 9,908 shares after the transaction.
- · EVP and CFO Monson Jonathan acquired 9,908 Common Stock at $50.46 (~$500K)
11-08-2026
SVP, Finance, & CAO Zakrowski Donald A sold 2,000 Common Stock at $1,185.01 (~$2.37M). Zakrowski Donald A holds 1,525.89 shares after the transaction. Trades executed under a Rule 10b5-1 plan.
- · SVP, Finance, & CAO Zakrowski Donald A sold 2,000 Common Stock at $1,185.01 (~$2.37M)
11-08-2026
Director DAMELIO FRANK A gifted 6,650 Common Stock. DAMELIO FRANK A holds 14,808 shares after the transaction.
- · Director DAMELIO FRANK A gifted 6,650 Common Stock
11-08-2026
EVP Gen Counsel, Legal & Comp Cain Wettan Keeley M had withheld for taxes 2,908 Common Stock at $133.06 (~$387K). Cain Wettan Keeley M holds 8,454 shares after the transaction.
- · EVP Gen Counsel, Legal & Comp Cain Wettan Keeley M exercised/converted 6,002 Common Stock
- · EVP Gen Counsel, Legal & Comp Cain Wettan Keeley M had withheld for taxes 2,908 Common Stock at $133.06 (~$387K)
- · EVP Gen Counsel, Legal & Comp Cain Wettan Keeley M exercised/converted 6,002 Restricted Stock Unit
11-08-2026
CVP, TAVR Lippis Daniel J. sold 619 Common Stock at $92.03 (~$57K). Lippis Daniel J. holds 40,033.9103 shares after the transaction. Trades executed under a Rule 10b5-1 plan.
- · CVP, TAVR Lippis Daniel J. exercised/converted 619 Common Stock at $72.68 (~$45K)
- · CVP, TAVR Lippis Daniel J. sold 619 Common Stock at $92.03 (~$57K)
- · CVP, TAVR Lippis Daniel J. exercised/converted 619 Employee Stock Option (Right to Acquire)
11-08-2026
Director Ladd Amy L sold 400 Common Stock at $379.00 (~$152K). Ladd Amy L holds 179 shares after the transaction. Trades executed under a Rule 10b5-1 plan.
- · Director Ladd Amy L sold 400 Common Stock at $379.00 (~$152K)
- · Director Ladd Amy L sold 72 Common Stock at $393.10 (~$28.3K)
Get daily alerts with 8 investment signals, 8 risk alerts, 8 opportunities and full AI analysis of all 6 filings
$30/mo after a 14-day free trial — no credit card required. See pricing or explore intelligence streams.
More from: S&P 500 Healthcare Sector SEC Filings
🇺🇸 More from United States
View all →August 04, 2026
US Pre-Market SEC Filings Roundup — August 04, 2026
US Pre-Market SEC Filings Roundup
August 04, 2026
US Earnings Financial Results SEC Filings — August 04, 2026
US Earnings Financial Results SEC Filings
August 04, 2026
S&P 500 Energy Sector SEC Filings — August 04, 2026
S&P 500 Energy Sector SEC Filings
August 04, 2026
US Merger & Acquisition SEC Filings — August 04, 2026
US Merger & Acquisition SEC Filings