Insider Transactions
Form 4 buys & sells for tracked tickers, same-day tranches collapsed, newest first, each with a conviction & rarity score (hover a score for how it's built; click Score to rank by it) · buyouts & sponsor stakes flagged Control / M&A, after each day's scored trades and below them when ranked by score · last 90 days · showing 14 of 14 events matching · excludes filings pending amendment review
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Since: for sales a falling price is shown green (good timing for the seller); sorting uses the raw % change for both.
Discretionary buys & sales (codes P/S). Grants, exercises and withholdings:
show all transaction types (slower).
| Score | Ticker | Insider | Role | Transaction | Shares | Price | Value | Sincevs SPY | Date ▼ | 10b5-1 | Congress |
|---|---|---|---|---|---|---|---|---|---|---|---|
|
57
Open-market purchase+25
Unscheduled+15
Named officer+12
29 co-buyers (fund-pattern ticker, capped)+5
Some signal57
Measures how rare and deliberate this trade is — not expected return. Tested against post-filing returns (median 113-day hold): the bands showed no short-horizon edge. Longer horizons untested.
|
TSM |
Chang Tzonz-Sheng
Common Shares (2330.TW)
|
SVP | P Purchase | 51 | $79.39 | $4K | — | 2026-10-07 | Unscheduled |
Cleo Fields · Purchase
|
|
57
Open-market purchase+25
Unscheduled+15
Named officer+12
29 co-buyers (fund-pattern ticker, capped)+5
Some signal57
Measures how rare and deliberate this trade is — not expected return. Tested against post-filing returns (median 113-day hold): the bands showed no short-horizon edge. Longer horizons untested.
|
TSM |
Chuang Juiping
Common Shares (2330.TW)
|
VP | P Purchase | 46 | $79.39 | $4K | — | 2026-10-07 | Unscheduled |
Cleo Fields · Purchase
|
|
57
Open-market purchase+25
Unscheduled+15
Named officer+12
29 co-buyers (fund-pattern ticker, capped)+5
Some signal57
Measures how rare and deliberate this trade is — not expected return. Tested against post-filing returns (median 113-day hold): the bands showed no short-horizon edge. Longer horizons untested.
|
TSM |
Chuang Tzu-Sou
Common Shares (2330.TW)
|
VP | P Purchase | 46 | $79.39 | $4K | — | 2026-10-07 | Unscheduled |
Cleo Fields · Purchase
|
|
57
Open-market purchase+25
Unscheduled+15
Named officer+12
29 co-buyers (fund-pattern ticker, capped)+5
Some signal57
Measures how rare and deliberate this trade is — not expected return. Tested against post-filing returns (median 113-day hold): the bands showed no short-horizon edge. Longer horizons untested.
|
TSM |
He Jun
Common Shares (2330.TW)
|
VP | P Purchase | 43 | $79.39 | $3K | — | 2026-10-07 | Unscheduled |
Cleo Fields · Purchase
|
|
57
Open-market purchase+25
Unscheduled+15
Named officer+12
29 co-buyers (fund-pattern ticker, capped)+5
Some signal57
Measures how rare and deliberate this trade is — not expected return. Tested against post-filing returns (median 113-day hold): the bands showed no short-horizon edge. Longer horizons untested.
|
TSM |
Hou Yung-Chin
Common Shares (2330.TW)
|
SVP and Deputy Co-COO | P Purchase | 60 | $79.39 | $5K | — | 2026-10-07 | Unscheduled |
Cleo Fields · Purchase
|
|
57
Open-market purchase+25
Unscheduled+15
Named officer+12
29 co-buyers (fund-pattern ticker, capped)+5
Some signal57
Measures how rare and deliberate this trade is — not expected return. Tested against post-filing returns (median 113-day hold): the bands showed no short-horizon edge. Longer horizons untested.
|
TSM |
Lin Chris Horng-Dar
Common Shares (2330.TW)
|
VP and CIO | P Purchase | 44 | $79.39 | $3K | — | 2026-10-07 | Unscheduled |
Cleo Fields · Purchase
|
|
57
Open-market purchase+25
Unscheduled+15
Named officer+12
29 co-buyers (fund-pattern ticker, capped)+5
Some signal57
Measures how rare and deliberate this trade is — not expected return. Tested against post-filing returns (median 113-day hold): the bands showed no short-horizon edge. Longer horizons untested.
|
TSM |
Yeap Choh Fei
Common Shares (2330.TW)
|
SVP | P Purchase | 52 | $79.39 | $4K | — | 2026-10-07 | Unscheduled |
Cleo Fields · Purchase
|
|
63
Open-market purchase+25
Unscheduled+15
Purchase $1.0M (p75–p90)+12
Director+7
First purchase in our history+4
Elevated63
Measures how rare and deliberate this trade is — not expected return. Tested against post-filing returns (median 113-day hold): the bands showed no short-horizon edge. Longer horizons untested.
|
HONA |
ARNOLD CRAIG
Common Stock
|
Director | P Purchase | 6,400 | $156.00 | $998K |
Since buy
$153.05 — -1.9% ▼
vs SPY -0.0%
66 days held · as of Nov 6
|
2026-09-01 | Unscheduled |
Kevin Hern · Sale
|
|
56
Open-market purchase+25
Unscheduled+15
Purchase $491k (p50–p75)+5
Director+7
First purchase in our history+4
Some signal56
Measures how rare and deliberate this trade is — not expected return. Tested against post-filing returns (median 113-day hold): the bands showed no short-horizon edge. Longer horizons untested.
|
MFP |
Nerbonne Robert A
Common Stock
|
Director | P Purchase | 10,900 | $45.05 | $491K |
Since buy
$42.43 — -5.8% ▼
vs SPY -1.5%
81 days held · as of Nov 6
|
2026-08-17 | Unscheduled |
April McClain Delaney · Exchange
|
|
M&A
Control / M&A transaction
$688M — beyond any individual conviction purchase. Shown for information — a buyout is real news — but excluded from the conviction ranking.
|
CVRX |
Binkowski Brent
Common Stock
|
CHIEF OPERATING OFFICER | P Purchase | 26,223 | — | — | — | 2026-08-13 | Unscheduled |
Richard Blumenthal · Sale
Richard Blumenthal · Sale
|
|
52
Open-market purchase+25
Unscheduled+15
Purchase $487k (p50–p75)+5
Director+7
Some signal52
Measures how rare and deliberate this trade is — not expected return. Tested against post-filing returns (median 113-day hold): the bands showed no short-horizon edge. Longer horizons untested.
|
MBGL |
PEEK MARK S
Common Stock
|
Director | P Purchase | 25,000 | $19.50 wtd avg | $487K |
Since buy
$19.62 — +0.6% ▲
vs SPY -1.5%
86 days held · as of Nov 6
|
2026-08-12 | Unscheduled |
Kelly Louise Morrison · Sale
|
|
81
Open-market purchase+25
Unscheduled+15
Purchase $0.6M (p75–p90)+12
Director+7
3 other insider(s) bought within 30d+18
First purchase in our history+4
High conviction81
Measures how rare and deliberate this trade is — not expected return. Tested against post-filing returns (median 113-day hold): the bands showed no short-horizon edge. Longer horizons untested.
|
APTV 4 insiders, 14d |
Mahoney Sean O
Ordinary Shares
|
Director | P Purchase 3 lines combined | 11,000 | $50.24 wtd avg | $553K |
Since buy
$39.49 — -21.4% ▼
vs SPY -1.2%
87 days held · as of Nov 6
|
2026-08-11 | Unscheduled |
John Boozman · Sale
John Boozman · Purchase
|
|
56
Open-market purchase+25
Unscheduled+15
Purchase $418k (p50–p75)+5
Director+7
First purchase in our history+4
Some signal56
Measures how rare and deliberate this trade is — not expected return. Tested against post-filing returns (median 113-day hold): the bands showed no short-horizon edge. Longer horizons untested.
|
CEG |
CRANDALL ROGER W
Common Stock
|
Director | P Purchase | 1,500 | $278.62 wtd avg | $418K |
Since buy
$249.67 — -10.4% ▼
vs SPY -1.2%
87 days held · as of Nov 6
|
2026-08-11 | Unscheduled |
John Boozman · Sale
|
|
56
Open-market purchase+25
Unscheduled+15
Purchase $195k (p50–p75)+5
Director+7
First purchase in our history+4
Some signal56
Measures how rare and deliberate this trade is — not expected return. Tested against post-filing returns (median 113-day hold): the bands showed no short-horizon edge. Longer horizons untested.
|
MBGL |
PEEK MARK S
Common Stock
|
Director | P Purchase | 10,000 | $19.50 | $195K |
Since buy
$19.62 — +0.6% ▲
vs SPY -1.2%
87 days held · as of Nov 6
|
2026-08-11 | Unscheduled |
Kelly Louise Morrison · Sale
|