Updated from live SEC & congressional filings
When the people who know most are buying,
we tell you.
Corporate insiders and members of Congress have to disclose their trades. Almost nobody reads the filings. We do — and we surface the biggest buys here, free.
40
Insider buys tracked
$124.56M
Total insider buying
30
Congress trades
Cluster Buys
2+ insiders · same stock · 90 daysStocks where several different insiders are buying at once — a stronger signal than any single purchase.
TSM
TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD
30 insiders buying
$193K
Oct 7, 2026 – Nov 1, 2026
- Yuan Lipen · VP$75K
- Wei Che-Chia · Chairman and CEO$11K
- Mii Yuh-Jier · EVP and Co-COO$5K
- Chin Yung-Pei · EVP and Co-COO$5K
- Hou Yung-Chin · SVP and Deputy Co-COO$5K
- Zhang Kevin Xiaoqiang · SVP and Deputy Co-COO$5K
- Fang Shu-Hua · SVP and GC$4K
- Wu Shien-Yang · SVP$4K
- Hsu Kuo-Chin · VP$4K
- Wang Ying-Lang · SVP$4K
- Yeap Choh Fei · SVP$4K
- Chang Tzonz-Sheng · SVP$4K
- Cao Min · VP$4K
- Lee Chun-Hsien · SVP$4K
- Yoo Chue-San · VP$4K
- Lu Lee-Chung · VP$4K
- Tien Bor-Zen · VP$4K
- Chuang Juiping · VP$4K
- Chuang Tzu-Sou · VP$4K
- Jang Syun-Ming · VP$4K
- Ku Yao-Ching · VP$4K
- Lin Chris Horng-Dar · VP and CIO$3K
- Lin Shyue-Shyh · VP$3K
- Chen Pei-Hung · VP$3K
- He Jun · VP$3K
- Hwang Yuan-Ko · VP$3K
- Wu Yi-Huang · VP$3K
- Lu Chin-Sheng · VP$3K
- Chen Chih-Ho · Controller$2K
- Huang Jen-Chau · SVP and CFO$2K
HEI
HEICO CORP
8 insiders buying
$1.40M
Oct 8, 2026
- MENDELSON VICTOR H · Co-COB and Co-CEO$175K
- Fine Carol F. · Director$175K
- CHERUVATATH NANDAKUMAR · Director$175K
- CULLIGAN THOMAS M · Director$175K
- SCHRIESHEIM ALAN · Director$175K
- HENRIQUES ADOLFO · Director$175K
- Hildebrandt Mark H · Director$175K
- Neitzel Julie · Director$175K
RAPP
Rapport Therapeutics, Inc.
7 insiders buying
$22.02M
Oct 21, 2026 – Oct 28, 2026
- HEALY JAMES · Director$20.36M
- PAUL STEVEN M · Director$974K
- MARAGANORE JOHN · Director$249K
- Ignelzi Troy A. · Chief Financial Officer$144K
- Young Wendy B. · Director$100K
- Silva Paul M · Director$100K
- Sanchez Ramiro · Director$98K
Biggest Insider Buys
SEC Form 4 · open-market purchases| Ticker | Value | Date |
|---|---|---|
ARCH Venture Partners IX, LLC | $25.00M | Nov 4, 2026 |
ARCH Venture Fund XIII, L.P. | $25.00M | Nov 4, 2026 |
NIPPON LIFE INSURANCE CO | $12.59M | Nov 3, 2026 |
Pale Fire Capital SE | $11.65M | Nov 5, 2026 |
Pale Fire Capital SE | $10.40M | Nov 4, 2026 |
Pale Fire Capital SE | $9.40M | Nov 3, 2026 |
Novogratz Michael | $6.71M | Nov 5, 2026 |
Novogratz Michael | $3.15M | Nov 5, 2026 |
Liu Shaoren | $2.09M | Feb 27, 2026 |
Rodriguez Enrique | $2.00M | Nov 4, 2026 |
Mindlin Damian Miguel | $1.33M | Nov 3, 2026 |
Mindlin Damian Miguel | $1.29M | Nov 4, 2026 |
Johnson Timothy Steven | $1.04M | Nov 4, 2026 |
FRIES MICHAEL T | $1.03M | Nov 4, 2026 |
Byrne Richard J | $998K | Nov 3, 2026 |
ORBIMED ADVISORS LLC | $915K | Nov 5, 2026 |
GORDON CARL L | $915K | Nov 5, 2026 |
ORBIMED ADVISORS LLC | $777K | Nov 3, 2026 |
GORDON CARL L | $777K | Nov 3, 2026 |
ORBIMED ADVISORS LLC | $767K | Nov 3, 2026 |
GORDON CARL L | $767K | Nov 3, 2026 |
Ali Wajid | $632K | Nov 5, 2026 |
RICE JOHN G | $531K | Nov 3, 2026 |
Deck Brian A | $493K | Nov 3, 2026 |
Breber Pierre R | $400K | Nov 4, 2026 |
Hennigan Thomas M | $381K | Nov 5, 2026 |
Gusek Ron | $377K | Nov 3, 2026 |
Saba Capital Management, L.P. | $314K | Nov 4, 2026 |
Fairbanks Jonathan B. | $293K | Nov 4, 2026 |
ORBIMED ADVISORS LLC | $289K | Nov 4, 2026 |
GORDON CARL L | $289K | Nov 4, 2026 |
Siverling John | $288K | Nov 4, 2026 |
NIPPON LIFE INSURANCE CO | $279K | Nov 3, 2026 |
ORBIMED ADVISORS LLC | $226K | Nov 5, 2026 |
GORDON CARL L | $226K | Nov 5, 2026 |
ORBIMED ADVISORS LLC | $192K | Nov 3, 2026 |
GORDON CARL L | $192K | Nov 3, 2026 |
Ondrof Thomas Gerard | $192K | Nov 4, 2026 |
GORDON CARL L | $191K | Nov 3, 2026 |
ORBIMED ADVISORS LLC | $191K | Nov 3, 2026 |
Congressional Trades
STOCK Act disclosures| Member | Ticker | Type |
|---|---|---|
| Pete SessionsTX17 | Sell | |
| Pete SessionsTX17 | Sell | |
| Pete SessionsTX17 | Sell | |
| Maria Elvira SalazarFL27 | Buy | |
| Maria Elvira SalazarFL27 | Buy | |
| Maria Elvira SalazarFL27 | Sell | |
| Kevin HernOK01 | Sell | |
| Kevin HernOK01 | Sell | |
| Pete SessionsTX17 | Sell | |
| Pete SessionsTX17 | Sell | |
| Pete SessionsTX17 | Sell | |
| Pete SessionsTX17 | Sell | |
| Pete SessionsTX17 | Sell | |
| Robert E. LattaOH05 | Buy | |
| Pete SessionsTX17 | Sell | |
| Michael RulliOH06 | Sell | |
| Michael RulliOH06 | Sell | |
| David J. TaylorOH02 | Sell | |
| David J. TaylorOH02 | Buy | |
| David J. TaylorOH02 | Buy | |
| David J. TaylorOH02 | Sell | |
| David J. TaylorOH02 | Buy | |
| David J. TaylorOH02 | Buy | |
| Pete SessionsTX17 | Sell | |
| Kevin HernOK01 | Sell | |
| Pete SessionsTX17 | Sell | |
| Pete SessionsTX17 | Sell | |
| Pete SessionsTX17 | Sell | |
| David J. TaylorOH02 | Sell | |
| Cleo FieldsLA06 | Buy |
Data sourced from public SEC Form 4 filings and congressional STOCK Act disclosures. For informational purposes only — not investment advice. Insider and congressional buying is one signal among many and does not guarantee future performance.
This Month's Report
The 10 Biggest Insider & Congress Buys — And What They Signal
Our full breakdown of the month's most notable buying, the clusters worth watching, and the names insiders keep coming back to.
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