Insider · CIK 0001158015
Mary G Puma
director
Files at ALGM (ALLEGRO MICROSYSTEMS, INC.), CIEN (CIENA CORP), ENTG (ENTEGRIS INC). First filing -, latest -.
Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 0
$0 bought, $0 sold
Signals
This insider’s open-market buys and sells, scored.
No scored open-market trades yet.
Transactions
Every row this insider has filed, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Aug 7, 2025 | ALGM ALLEGRO MICROSYSTEMS, INC. | AGrant or award Common Stock | +5,932 | $0.00 | $0 | 17,483 | Aug 8, 2025 |
| Apr 23, 2025 | ENTG ENTEGRIS INC | AGrant or award Common Stock | +2,897 | $0.00 | $0 | 4,104 | Apr 25, 2025 |
| Mar 27, 2025 | CIEN CIENA CORP | AGrant or award Common Stock | +3,738 | $0.00 | $0 | 10,872 | Mar 31, 2025 |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.