Mary G. Puma
Mary G. Puma: Director at Ciena, Director at Penguin Solutions, Director at Entegris and Director at Allegro MicroSystems. What Mary G. Puma holds in 4 AI and semiconductor companies tracked on Silicon Floor, from their SEC filings, broken down: the shares held and how, then any restricted shares, options or other rights declared.
Ciena (CIEN)
Mary G. Puma holds 11,477 Ciena shares (0.01% of the company), worth about $4.5M at the last price, according to the Form 4 of Mar 26, 2026.
- Shares held: 11,477 (0.01%), $4.5M — Held in their own name.
Penguin Solutions (PENG)
Mary G. Puma holds 25,398 Penguin Solutions shares (0.05% of the company), worth about $1.6M at the last price, according to the Form 4 of Feb 6, 2026.
- Shares held: 25,398 (0.05%), $1.6M — Held in their own name.
Entegris (ENTG)
Mary G. Puma holds 5,516 Entegris shares (0.00% of the company), worth about $921,392.64 at the last price, according to the Form 4 of May 6, 2026.
- Shares held: 5,516 (0.00%), $921,392.64 — Held in their own name.
Allegro MicroSystems (ALGM)
Mary G. Puma holds 21,734 Allegro MicroSystems shares (0.01% of the company), worth about $844,583.24 at the last price, according to the Form 4 of Aug 5, 2026.
- Shares held: 21,734 (0.01%), $844,583.24 — Held in their own name.
Declarations
- Allegro MicroSystems (ALGM) — Form 4 of Aug 5, 2026: grant or award of 4,251; 21,734 shares after 0001193125-26-339114
- Entegris (ENTG) — Form 4 of May 6, 2026: grant or award of 1,412; 5,516 shares after 0001101302-26-000111
- Ciena (CIEN) — Form 4 of Mar 26, 2026: grant or award of 605; 11,477 shares after 0001158015-26-000004
- Penguin Solutions (PENG) — Form 4 of Feb 6, 2026: grant or award of 10,034; 25,398 shares after 0001158015-26-000002
- Allegro MicroSystems (ALGM) — Form 4 of Aug 7, 2025: grant or award of 5,932; 17,483 shares after 0000950170-25-105863
- Entegris (ENTG) — Form 4 of Apr 23, 2025: grant or award of 2,897; 4,104 shares after 0001158015-25-000006
- Ciena (CIEN) — Form 4 of Mar 27, 2025: grant or award of 3,738; 10,872 shares after 0001158015-25-000004
- Penguin Solutions (PENG) — Form 4 of Feb 7, 2025: grant or award of 8,397; 15,364 shares after 0001616533-25-000013
- Entegris (ENTG) — Form 4 of Sep 5, 2024: grant or award of 1,207; 1,207 shares after 0001101302-24-000063
- Entegris (ENTG) — Form 3 of Sep 5, 2024; 0 shares after 0001101302-24-000061
- Allegro MicroSystems (ALGM) — Form 4 of Aug 8, 2024: grant or award of 6,873 at $26.92; 11,551 shares after 0000950170-24-094768
Sources: SEC Schedules 13D and 13G (stakes above 5%, which count everything a person votes or can acquire within 60 days) and Forms 3, 4 and 5 (the shares a director, officer or 10% owner holds, filed within two business days of each trade). Values at the last price.