Nasdaq 100 Stocks SEC Filings — August 19, 2026

USA NASDAQ-100

By Gunpowder Editorial ·

15 high priority 3 medium priority 18 total filings analysed

Executive Summary

The 18 filings from NASDAQ-100 constituents reveal a bifurcated landscape: Analog Devices (ADI) delivered a standout quarter with 40% YoY revenue growth and 68% adjusted EPS expansion, driven by Data Center and Industrial demand, yet its massive $1.157B buyback in a single quarter raises questions about capital allocation sustainability.

Insider activity is heavily skewed toward selling, with 11 filings showing disposals—most notably CoreWeave’s Chief Development Officer liquidating nearly all his holdings for ~$5.7M, and Palantir’s director selling $1.31M—while only one insider purchase (Linde director buying $48K) offers a contrarian bullish signal. Period-over-period trends highlight ADI’s margin expansion (GAAP gross margin +520 bps, adjusted operating margin +780 bps) as a key positive, but the lack of guidance updates across filings limits forward visibility. The overall theme is one of strong operational performance at ADI contrasting with broad insider skepticism, particularly in high-growth names like CoreWeave and Palantir, suggesting near-term caution may be warranted.

Materiality, sentiment, and priority are scored by Gunpowder’s analysis pipeline. How we score filings →

Filing types in this digest: 10-Q · 8-K · Form 4

Tracking the trend? Catch up on the prior Nasdaq 100 Stocks SEC Filings digest from August 18, 2026.

Investment Signals (11)

  • Revenue surged 40% YoY to $4.02B, net income more than doubled to $1.34B, and GAAP gross margin expanded 520 bps to 67.3%—outpacing most semiconductor peers. Adjusted operating margin hit 50.0% (+780 bps YoY).

  • Adjusted diluted EPS rose 68% to $3.45, driven by operating leverage and strong Data Center/Industrial demand.

  • Distributor channel revenue grew to 58% of total (from 55% YoY), indicating broader market penetration and channel partner confidence.

  • $1.157B in stock repurchases in Q3 alone—a 10.5% annualized buyback yield—signals aggressive capital return, though sustainability is a concern given $608M trailing capex.

  • Linde (BULLISH)

    Director Paula Rosput bought 100 shares at $479.12 (~$48K), a rare insider purchase in this batch, signaling confidence at current valuation.

  • Amazon (NEUTRAL)

    CEO Worldwide Amazon Stores Herrington sold ~$499K in stock under a 10b5-1 plan, but the sale is small relative to his 467K-share holdings—likely routine diversification.

  • Director Moore sold $1.31M at ~$174, reducing a large position (still holds 1.08M shares). The sale is modest relative to holdings but adds to selling pressure.

  • PayPal (BEARISH)

    President of Global Markets Kereere sold $205K at ~$61, a small disposal but consistent with broader insider selling trend in fintech.

  • CoreWeave (BEARISH)

    Chief Development Officer McBee sold nearly all his shares (~$5.7M across three filings), leaving only 170 shares—a near-total liquidation that signals extreme lack of confidence.

  • CoreWeave (BEARISH)

    EVP of Product & Engineering Goldberg sold $215K at ~$107, adding to insider selling pressure.

  • EVP Brosius sold small lots (~$30K total) at ~$394, routine 10b5-1 sales with no material impact.

Risk Flags (8)

  • $1.157B in buybacks in one quarter ($4.6B annualized) vs $608M trailing capex raises sustainability concerns—if revenue growth slows, the buyback may be cut, pressuring the stock.

  • Consumer segment grew only 6% YoY vs 40% overall revenue growth, signaling a lagging end market that could weigh on future results.

  • Chief Development Officer McBee sold 41,559 shares (~$4.45M) in one filing and 11,545 (~$1.24M) in another, leaving only 85 and 170 shares post-transaction—a near-total exit that suggests severe internal concerns.

  • Combined insider sales from McBee and Goldberg total ~$5.9M, with McBee liquidating essentially all holdings—this is a major red flag for a company in the capital-intensive AI infrastructure space.

  • Director Moore sold $1.31M at $174, and while he retains 1.08M shares, the sale comes after a significant stock run-up, suggesting potential valuation concerns.

  • President Kereere sold $205K at $61, and while small, it adds to a pattern of insider selling at PayPal—the stock has been under pressure, and insider sales reinforce caution.

  • Trailing twelve-month operating cash flow margin remained flat at 40% despite revenue growth, indicating that cash conversion is not improving proportionally.

  • CEO Herrington sold ~$499K at $263, but the sale is under a 10b5-1 plan and small relative to holdings—still, any insider sale at a high valuation warrants monitoring.

Opportunities (8)

  • Communications segment grew 84% YoY and Industrial grew 53%, driven by AI and automation demand. With adjusted operating margin at 50%, ADI is a high-margin play on secular trends.

  • GAAP gross margin +520 bps to 67.3% and adjusted operating margin +780 bps to 50.0% show exceptional operating leverage—if revenue sustains, margins could expand further.

  • Distributor revenue rose to 58% of total (from 55%), indicating strong channel demand and potential for future revenue visibility.

  • Linde/Insider Buying (OPPORTUNITY)

    Director Paula Rosput bought 100 shares at $479.12, a rare insider purchase in this batch. Linde is a stable industrial gas company, and insider buying at current levels signals value.

  • $1.7B returned to shareholders in Q3 ($1.157B buybacks + dividends) offers a 10.5% annualized buyback yield—attractive for income-focused investors if sustainable.

  • AMD/Board Refreshment (OPPORTUNITY)

    Appointed Tim Ryan (ex-PwC US Chair, Citi executive) to the board, bringing governance and financial expertise—could improve strategic oversight and investor confidence.

  • With record revenue and strong guidance implied by the 8-K, the upcoming earnings call (likely late August) could provide further upside if management raises targets.

  • Only small routine sales by EVP Brosius, no material insider selling—suggests management confidence in the robotic surgery franchise.

Sector Themes (5)

  • Semiconductor Strength

    Analog Devices' 40% YoY revenue growth and 520 bps gross margin expansion highlight the semiconductor sector's robust demand, particularly from Data Center (+84% in Communications) and Industrial (+53%). This contrasts with consumer weakness (+6%), indicating a bifurcated recovery. [IMPLICATION: Favor semiconductor names with Data Center/Industrial exposure.]

  • Insider Selling Dominance

    11 of 18 filings show insider selling, with CoreWeave's near-total liquidation and Palantir's director sale being the most notable. Only one insider purchase (Linde) was recorded. This suggests broad management skepticism, especially in high-growth names. [IMPLICATION: Caution warranted in AI/high-growth names with heavy insider selling.]

  • Capital Allocation Aggression

    Analog Devices returned $1.7B to shareholders in one quarter ($1.157B buybacks), a 10.5% annualized buyback yield. While bullish for shareholders, such aggression may not be sustainable if revenue growth slows. [IMPLICATION: Monitor ADI's buyback pace; aggressive buybacks can signal confidence but also risk.]

  • AI Infrastructure Insider Skepticism

    CoreWeave, an AI infrastructure provider, saw its Chief Development Officer sell nearly all holdings (~$5.7M). This is a stark contrast to the bullish narrative around AI spending and raises questions about internal confidence. [IMPLICATION: Scrutinize AI infrastructure names for insider sentiment; CoreWeave's insider exit is a red flag.]

  • Board Refreshment as a Positive Signal

    AMD's appointment of Tim Ryan (PwC/Citi) and committee changes reflect governance improvements. While not a direct catalyst, such moves can enhance strategic oversight and investor trust. [IMPLICATION: Look for board changes as a sign of institutional maturity in growth companies.]

Watch List (8)

  • Scheduled for late August (likely Aug 20-22). Watch for guidance updates on Data Center demand, buyback sustainability, and consumer segment recovery. [DATE: Late August 2026]

  • With the CDO liquidating nearly all holdings, monitor for additional insider sales or any SEC filings that might explain the exit. A material event could be imminent. [DATE: Ongoing]

  • Director Moore sold $1.31M at $174. Watch for further sales or any change in the 10b5-1 plan. The stock's valuation (high P/S) makes insider selling a key risk. [DATE: Ongoing]

  • CEO Herrington sold $499K under a 10b5-1 plan. Monitor for any acceleration of sales or changes in the plan, which could signal a shift in management outlook. [DATE: Ongoing]

  • President Kereere sold $205K. With PayPal's stock under pressure, watch for additional insider sales or any forward-looking statements from management. [DATE: Ongoing]

  • Director Rosput bought $48K worth of shares. If other insiders follow, it could signal a bottom in the stock. Monitor for additional insider purchases. [DATE: Ongoing]

  • AMD/Board Integration
    👁

    Tim Ryan's appointment is effective Aug 19, 2026. Watch for any strategic announcements or changes in governance that could impact AMD's AI strategy. [DATE: Aug 19, 2026]

  • Consumer grew only 6% YoY. Watch for any guidance on consumer recovery in the upcoming earnings call, as it could be a drag on overall growth. [DATE: Late August 2026]

Filing Analyses (18)
ANALOG DEVICES INC 10-Q positive materiality 8/10

19-08-2026

Analog Devices Inc. (ADI) reported a strong Q3 FY2026 with revenue surging 40% YoY to $4.02B and net income more than doubling to $1.34B from $518.5M. The Communications segment led growth at +84% YoY, while Industrial grew 53% and Automotive rose 16%. However, the Consumer segment grew only 6%, and the company continues to execute a global repositioning program with $7.0M in accrued severance costs remaining. Basic EPS improved to $2.76 from $1.05, and diluted EPS rose to $2.74 from $1.04.

  • · Distributor channel revenue was $2.33B (58% of total) in Q3 FY2026 vs $1.59B (55%) in Q3 FY2025.
  • · Direct customer revenue was $1.59B (39% of total) in Q3 FY2026 vs $1.24B (43%) in Q3 FY2025.
  • · Other comprehensive income (net) was $5.5M for the nine months ended August 1, 2026, compared to a loss of $154.6M at November 1, 2025.
  • · Fair value of total assets measured at fair value was $1.35B as of August 1, 2026, with $843M in Level 1 and $504M in Level 2.
  • · Total liabilities measured at fair value were $53.0M, primarily interest rate derivatives ($42.5M) and forward FX contracts ($10.5M).
  • · Anti-dilutive shares related to outstanding stock-based awards were zero for Q3 FY2026 vs 134 in Q3 FY2025.
ANALOG DEVICES INC 8-K mixed materiality 8/10

19-08-2026

Analog Devices reported record fiscal Q3 2026 revenue of $4.022 billion, a 40% increase year-over-year, driven by strong demand from Data Center and Industrial sectors. Adjusted diluted EPS rose 68% to $3.45. However, the company's operating cash flow margin remained flat at 40% on a trailing twelve-month basis, and a $1.7 billion cash return to shareholders in the quarter included $1.157 billion in stock repurchases, which may raise concerns about capital allocation sustainability.

  • · GAAP gross margin increased 520 bps to 67.3% of revenue.
  • · Adjusted operating margin reached 50.0%, up 780 bps from 42.2% a year ago.
  • · Capital expenditures were $146 million in Q3 and $608 million trailing twelve months.
  • · Quarterly dividend declared at $1.10 per share, payable September 15, 2026.
  • · Fourth quarter fiscal 2026 revenue guidance: $4.3 billion ±$100 million; adjusted operating margin expected ~52.0% ±100 bps; adjusted EPS expected $3.86 ±$0.15.
ADVANCED MICRO DEVICES INC 8-K positive materiality 5/10

19-08-2026

AMD appointed Tim Ryan to its board of directors effective August 19, 2026, following the retirement of Joseph Householder after more than 11 years of service. Ryan brings deep expertise in technology, enterprise operations, and financial governance from his roles at Citi and PwC. The company also announced committee changes, with KC McClure named chair of the Audit and Finance Committee and Nora Denzel joining that committee.

  • · Tim Ryan served as U.S. Chair and Senior Partner at PwC from 2016 to 2024 before joining Citi in 2024.
  • · Ryan is a certified public accountant with a bachelor's degree in accounting and communications from Babson College.
  • · KC McClure was also appointed to the Nominating and Corporate Governance Committee.
  • · Nora Denzel, AMD's lead independent director, has joined the Audit and Finance Committee.
ANALOG DEVICES INC 4 neutral materiality 3/10

19-08-2026

SVP, Vertical Business Units Cotter Martin had withheld for taxes 704.945 Comm Stock - $.16-2/3 value at $390.28 (~$275K). Cotter Martin holds 55,648.012 shares after the transaction.

  • · SVP, Vertical Business Units Cotter Martin had withheld for taxes 704.945 Comm Stock - $.16-2/3 value at $390.28 (~$275K)
ANALOG DEVICES INC 4 neutral materiality 4/10

19-08-2026

EVP and CFO Puccio Richard C Jr had withheld for taxes 1,108.183 Comm Stock - $.16-2/3 value at $390.28 (~$433K). Puccio Richard C Jr holds 56,860.376 shares after the transaction.

  • · EVP and CFO Puccio Richard C Jr had withheld for taxes 1,108.183 Comm Stock - $.16-2/3 value at $390.28 (~$433K)
ANALOG DEVICES INC 4 neutral materiality 6/10

19-08-2026

Chair & CEO ROCHE VINCENT had withheld for taxes 2,877.792 Comm Stock - $.16-2/3 value at $390.28 (~$1.12M). ROCHE VINCENT holds 134,660.083 shares after the transaction.

  • · Chair & CEO ROCHE VINCENT had withheld for taxes 2,877.792 Comm Stock - $.16-2/3 value at $390.28 (~$1.12M)
ANALOG DEVICES INC 4 neutral materiality 2/10

19-08-2026

CAO (principal acct. officer) Sondel Michael had withheld for taxes 237.398 Comm Stock - $.16-2/3 value at $390.28 (~$92.7K). Sondel Michael holds 15,638.253 shares after the transaction.

  • · CAO (principal acct. officer) Sondel Michael had withheld for taxes 237.398 Comm Stock - $.16-2/3 value at $390.28 (~$92.7K)
ANALOG DEVICES INC 4 neutral materiality 3/10

19-08-2026

SVP, Chief Customer Officer Nakamura Katsufumi had withheld for taxes 201.619 Comm Stock-$.16-2/3 value at $390.28 (~$78.7K). Nakamura Katsufumi holds 16,049.494 shares after the transaction.

  • · SVP, Chief Customer Officer Nakamura Katsufumi had withheld for taxes 201.619 Comm Stock-$.16-2/3 value at $390.28 (~$78.7K)
ANALOG DEVICES INC 4 neutral materiality 3/10

19-08-2026

EVP, Global Operations Jain Vivek had withheld for taxes 1,111.067 Comm Stock - $.16-2/3 value at $390.28 (~$434K). Jain Vivek holds 47,733.48 shares after the transaction.

  • · EVP, Global Operations Jain Vivek had withheld for taxes 1,111.067 Comm Stock - $.16-2/3 value at $390.28 (~$434K)
AMAZON COM INC 4 negative materiality 6/10

19-08-2026

CEO Worldwide Amazon Stores Herrington Douglas J sold 1,900 Common Stock, par value $.01 per share at $262.82 (~$499K). 5 transactions reported in total. Herrington Douglas J holds 467,138 shares after the transaction. Trades executed under a Rule 10b5-1 plan.

  • · CEO Worldwide Amazon Stores Herrington Douglas J exercised/converted 9,352 Common Stock, par value $.01 per share
  • · CEO Worldwide Amazon Stores Herrington Douglas J sold 1,441 Common Stock, par value $.01 per share at $262.05 (~$378K)
  • · CEO Worldwide Amazon Stores Herrington Douglas J sold 1,900 Common Stock, par value $.01 per share at $262.82 (~$499K)
  • · CEO Worldwide Amazon Stores Herrington Douglas J sold 400 Common Stock, par value $.01 per share at $265.09 (~$106K)
  • · CEO Worldwide Amazon Stores Herrington Douglas J exercised/converted 9,352 Restricted Stock Unit Award
CoreWeave, Inc. 4 negative materiality 3/10

19-08-2026

Chief Development Officer McBee Brannin sold 161 Class A Common Stock at $106.99 (~$17.2K). 9 transactions reported in total. McBee Brannin holds 48,500 shares after the transaction. Trades executed under a Rule 10b5-1 plan.

  • · Chief Development Officer McBee Brannin sold 9 Class A Common Stock at $101.93 (~$917)
  • · Chief Development Officer McBee Brannin sold 14 Class A Common Stock at $102.82 (~$1.44K)
  • · Chief Development Officer McBee Brannin sold 114 Class A Common Stock at $103.91 (~$11.8K)
  • · Chief Development Officer McBee Brannin sold 22 Class A Common Stock at $104.74 (~$2.3K)
  • · Chief Development Officer McBee Brannin sold 79 Class A Common Stock at $106.18 (~$8.39K)
  • · Chief Development Officer McBee Brannin sold 161 Class A Common Stock at $106.99 (~$17.2K)
  • · Chief Development Officer McBee Brannin sold 62 Class A Common Stock at $107.73 (~$6.68K)
  • · Chief Development Officer McBee Brannin sold 37 Class A Common Stock at $108.92 (~$4.03K)
CoreWeave, Inc. 4 negative materiality 7/10

19-08-2026

Chief Development Officer McBee Brannin sold 41,559 Class A Common Stock at $106.98 (~$4.45M). 23 transactions reported in total. McBee Brannin holds 170 shares after the transaction. Trades executed under a Rule 10b5-1 plan.

  • · Chief Development Officer McBee Brannin sold 2,621 Class A Common Stock at $101.90 (~$267K)
  • · Chief Development Officer McBee Brannin sold 4,895 Class A Common Stock at $102.91 (~$504K)
  • · Chief Development Officer McBee Brannin sold 32,861 Class A Common Stock at $103.90 (~$3.41M)
  • · Chief Development Officer McBee Brannin sold 8,871 Class A Common Stock at $104.71 (~$929K)
  • · Chief Development Officer McBee Brannin sold 18,716 Class A Common Stock at $106.09 (~$1.99M)
  • · Chief Development Officer McBee Brannin sold 41,559 Class A Common Stock at $106.98 (~$4.45M)
  • · Chief Development Officer McBee Brannin sold 21,282 Class A Common Stock at $107.71 (~$2.29M)
  • · Chief Development Officer McBee Brannin sold 12,214 Class A Common Stock at $108.93 (~$1.33M)
INTUITIVE SURGICAL INC 4 negative materiality 3/10

19-08-2026

EVP & Chief Mfg and Supply Cha Brosius Mark sold 77 Common Stock at $394.26 (~$30.4K). Brosius Mark holds 1,035 shares after the transaction. Trades executed under a Rule 10b5-1 plan.

  • · EVP & Chief Mfg and Supply Cha Brosius Mark sold 77 Common Stock at $390.67 (~$30.1K)
  • · EVP & Chief Mfg and Supply Cha Brosius Mark sold 77 Common Stock at $394.00 (~$30.3K)
  • · EVP & Chief Mfg and Supply Cha Brosius Mark sold 77 Common Stock at $394.26 (~$30.4K)
CoreWeave, Inc. 4 negative materiality 7/10

19-08-2026

Chief Development Officer McBee Brannin sold 11,545 Class A Common Stock at $106.98 (~$1.24M). 22 transactions reported in total. McBee Brannin holds 85 shares after the transaction. Trades executed under a Rule 10b5-1 plan.

  • · Chief Development Officer McBee Brannin sold 684 Class A Common Stock at $103.90 (~$71.1K)
  • · Chief Development Officer McBee Brannin sold 178 Class A Common Stock at $104.71 (~$18.6K)
  • · Chief Development Officer McBee Brannin sold 396 Class A Common Stock at $106.10 (~$42K)
  • · Chief Development Officer McBee Brannin sold 878 Class A Common Stock at $106.97 (~$93.9K)
  • · Chief Development Officer McBee Brannin sold 441 Class A Common Stock at $107.71 (~$47.5K)
  • · Chief Development Officer McBee Brannin sold 251 Class A Common Stock at $108.92 (~$27.3K)
  • · Chief Development Officer McBee Brannin sold 19 Class A Common Stock at $109.65 (~$2.08K)
  • · Chief Development Officer McBee Brannin sold 1,360 Class A Common Stock at $102.91 (~$140K)
CoreWeave, Inc. 4 negative materiality 3/10

19-08-2026

EVP, Product & Engineering Goldberg Chen sold 2,003 Class A Common Stock at $107.10 (~$215K). 8 transactions reported in total. Goldberg Chen holds 64,869 shares after the transaction. Trades executed under a Rule 10b5-1 plan.

  • · EVP, Product & Engineering Goldberg Chen sold 200 Class A Common Stock at $102.20 (~$20.4K)
  • · EVP, Product & Engineering Goldberg Chen sold 1,400 Class A Common Stock at $103.79 (~$145K)
  • · EVP, Product & Engineering Goldberg Chen sold 600 Class A Common Stock at $104.58 (~$62.7K)
  • · EVP, Product & Engineering Goldberg Chen sold 897 Class A Common Stock at $106.11 (~$95.2K)
  • · EVP, Product & Engineering Goldberg Chen sold 2,003 Class A Common Stock at $107.10 (~$215K)
  • · EVP, Product & Engineering Goldberg Chen sold 797 Class A Common Stock at $107.94 (~$86K)
  • · EVP, Product & Engineering Goldberg Chen sold 400 Class A Common Stock at $109.00 (~$43.6K)
  • · EVP, Product & Engineering Goldberg Chen sold 100 Class A Common Stock at $109.77 (~$11K)
PayPal Holdings, Inc. 4 negative materiality 5/10

19-08-2026

President, Global Markets Kereere Suzan sold 3,362 Common Stock at $60.86 (~$205K). Kereere Suzan holds 30,983 shares after the transaction. Trades executed under a Rule 10b5-1 plan.

  • · President, Global Markets Kereere Suzan sold 3,362 Common Stock at $60.86 (~$205K)
  • · President, Global Markets Kereere Suzan sold 800 Common Stock at $61.41 (~$49.1K)
Palantir Technologies Inc. 4 negative materiality 5/10

19-08-2026

Director Moore Alexander D. sold 7,520 Class A Common Stock at $174.07 (~$1.31M). 4 transactions reported in total. Moore Alexander D. holds 1,079,095 shares after the transaction. Trades executed under a Rule 10b5-1 plan.

  • · Director Moore Alexander D. sold 3,516 Class A Common Stock at $173.21 (~$609K)
  • · Director Moore Alexander D. sold 7,520 Class A Common Stock at $174.07 (~$1.31M)
  • · Director Moore Alexander D. sold 3,455 Class A Common Stock at $175.13 (~$605K)
  • · Director Moore Alexander D. sold 1,509 Class A Common Stock at $175.84 (~$265K)
LINDE PLC 4 positive materiality 4/10

19-08-2026

Director Reynolds Paula Rosput bought 100 Ordinary Shares at $479.12 (~$47.9K). Reynolds Paula Rosput holds 815.922 shares after the transaction.

  • · Director Reynolds Paula Rosput bought 100 Ordinary Shares at $479.12 (~$47.9K)

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