KLAC Congressional Stock Trades & Insider Buying (2026)

KLAC insider buying and selling over the past year

Insiders at KLA CORP only sold stock in the open market over the past year: 2 Form 4 sales totaling $15.79M, against no open-market purchases.

Most of the selling was pre-scheduled: 2 of the 2 sales (100.0%) were flagged as Rule 10b5-1 plan trades, which are set up in advance and say less about an insider's current view than discretionary sales. Activity clustered in 2025-11 (1 trades) and 2025-12 (1 trades); the latest filing in this window is dated 2025-12-16. The average open-market sale price was $1,208.95; the last close of $165.74 is 86.3% below that level, so sellers exited above the current price. The single largest trade was a sale of 10,803 shares worth $13.00M on 2025-11-11. Since the most recent filing the stock has moved +35.5%, from $122.34.

Where KLAC trades relative to its one-year range

KLA CORP closed at $165.74 on 2026-10-16, inside a one-year range of $109.71 to $301.71. That puts the stock in the middle of its range, at 29.2% of the distance from low to high. Over one year the share price moved +50.8%, and over roughly three months -22.1%. Average daily volume over the last month was about 9,625,609 shares.

Across 83 companies in the same SEC industry group (SIC 38) with a full year of prices in Gemral Edge, the median one-year return was +13.2%. KLAC is ahead of that median and beat 83% of that peer group on this measure.

Members of Congress who traded KLAC

STOCK Act disclosures show 26 trades in KLAC by 11 members of Congress over five years (16 purchases, 10 sales), most recently on 2026-09-23. The most active traders were Ro Khanna (D-CA), 13 trades; Val T. Hoyle (D-OR), 4 trades; Alan Armstrong (R-OK), 1 trade; Gilbert Ray Cisneros, Jr. (D-CA), 1 trade; John James (R-MI), 1 trade.

By party the trades split 21 by Democrats, 5 by Republicans; by chamber, 23 from the House, 3 from the Senate.

Compare KLAC with indexed peers from the same industry group

These peers have full Gemral Edge dossiers and the closest one-year price move to KLAC:

• RVTY one-year return +62.4%
• AME one-year return +34.5%
• BDX one-year return +31.6%
• WAT one-year return +30.5%
• DXCM one-year return +29.7%

Sources and method

Every figure above is computed from public filings stored in Gemral Edge, not estimated. Insider figures count only open-market purchases and sales reported on SEC Form 4; option exercises, grants and gifts are excluded because they do not reflect a decision to buy or sell at market prices.

• SEC EDGAR Form 4 (edge_insider_trades, codes P/S open-market only) — as of 2025-12-16
• edge_prices_eod (end-of-day close) — as of 2026-10-16
• House PTR / Senate eFD disclosures (edge_congress_trades) — as of 2026-09-23

KLAC data questions

Are KLAC insiders buying or selling stock?

Insiders at KLA CORP only sold stock in the open market over the past year: 2 Form 4 sales totaling $15.79M, against no open-market purchases.

What is the one-year price range for KLAC?

Based on end-of-day closes through 2026-10-16, KLAC traded between $109.71 and $301.71, last closing at $165.74.

Has any member of Congress traded KLAC stock?

Yes. 11 members disclosed 26 trades in KLAC over five years; the most recent disclosed trade date is 2026-09-23.