Amesite Inc. (AMST) Insider Ownership

Historic Insider Ownership Trends

Through the 90-day period concluding January 10, 2026, Amesite's top three insider stakeholders include Chief Executive Officer Ann Marie Sastry (875.43K shares), Director George Parmer (225.80K shares), TenPercentOwner Mark N. Tompkins (170.25K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Mark N. Tompkins 170,252 02 Jun, 2021
Ann Marie Sastry Chief Executive Officer 875,431 08 Jan, 2025
George Parmer 225,796 16 Jan, 2025
Richard Ogawa 7,555 03 Dec, 2021
Anthony M. Barkett 5,166 08 Dec, 2021
Gilbert S Omenn 46,435 16 Jan, 2025
J Michael Losh 40,936 16 Jan, 2025
Barbie Brewer 38,713 16 Jan, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
16 Jan, 2025 Gilbert S Omenn Common Stock A 36,630 - 46,435 I M
16 Jan, 2025 J Michael Losh Common Stock A 36,630 - 40,936 I M
16 Jan, 2025 George Parmer Common Stock A 36,630 - 225,796 D M
16 Jan, 2025 Barbie Brewer Common Stock A 36,630 - 38,713 D M
07 Jan, 2025 Gilbert S Omenn Common Stock A 3,333 $3.00 9,805 I P
07 Jan, 2025 George Parmer Common Stock A 83,333 $3.00 189,166 D P
07 Jan, 2025 Ann Marie Sastry Common Stock A 333,333 $3.00 875,431 I P
20 Dec, 2023 Ann Marie Sastry Common Stock A 10,000 $1.85 542,098 I P
08 Mar, 2023 Ann Marie Sastry Common Stock A 1,019 $3.10 532,098 I P
03 Mar, 2023 Ann Marie Sastry Common Stock A 2,000 $3.00 531,079 I P
01 Mar, 2023 Ann Marie Sastry Common Stock A 2,000 $3.00 529,079 I P
24 Feb, 2023 Ann Marie Sastry Common Stock A 2,000 $2.42 527,079 I P
01 Dec, 2022 Ann Marie Sastry Common Stock A 20,000 $0.33 522,201 I P
28 Nov, 2022 Ann Marie Sastry Common Stock A 20,000 $0.23 520,535 I P
28 Dec, 2021 Ann Marie Sastry Common Stock A 5,000 $0.99 523,724 I P
14 Dec, 2021 Gilbert S Omenn - - 6,472 I
14 Dec, 2021 Gilbert S Omenn Common Stock A 8,000 $1.17 6,472 I P
13 Dec, 2021 Gilbert S Omenn Common Stock A 8,000 $1.18 5,805 I P
13 Dec, 2021 Gilbert S Omenn - - 5,805 I
03 Dec, 2021 Anthony M. Barkett - - 5,166 D