AMSTNasdaqServices-Prepackaged SoftwareFiscal year ends June 30
Amesite Inc.
Financials through Q4 FY2026, quarter ended Jun 30, 2026Last filing: 10-K on Sep 23, 2026
$0.79−0.04 (-5.14%)
Close on Oct 19, 2026
- Market cap
- $4.73M
- P/E (TTM)
- –
- Dividend yield
- –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
6.0%
0M of 7M shares
Institutional holders
13
4 new, 4 sold out
Net institutional buying
0M
In Q2 2026
Insider trades, 12 months
2 buys · 0 sales
Net bought $602.09K
Shares held by institutions
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of AMST | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| Focus Partners Wealth | 167,376 | 2.56% | $222.61K | +1,360 | 0.00% |
| Goldman Sachs Group Inc | 59,423 | 0.91% | $79.03K | New | 0.00% |
| Geode Capital Management, LLC | 32,682 | 0.50% | $43.47K | −20,897 | 0.00% |
| State Street Corp | 31,595 | 0.48% | $42.02K | – | 0.00% |
| Vanguard Capital Management LLC | 30,201 | 0.46% | $40.17K | – | 0.00% |
| Warberg Asset Management LLC | 14,287 | 0.22% | $19.00K | New | 0.00% |
| Vanguard Fiduciary Trust Co | 13,761 | 0.21% | $18.30K | – | 0.00% |
| Jane Street Group, LLC | 12,760 | 0.19% | $16.97K | New | 0.00% |
| Renaissance Technologies LLC | 10,100 | 0.15% | $13.43K | New | 0.00% |
| Osaic Holdings, Inc. | 10,000 | 0.15% | $13.30K | – | 0.00% |
| Tower Research Capital LLC (TRC) | 4,133 | 0.06% | $5.50K | +2,382 | 0.00% |
| UBS Group AG | 3,392 | 0.05% | $4.51K | +713 | 0.00% |
| Royal Bank of Canada | 2,704 | 0.04% | $4.00K | +2,679 | 0.00% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 13 | 0M | 6.0% | 4 / 4 | 1 / 4 | 0M | 0M |
| Q1 2026 | 13 | 0M | 5.0% | 6 / 2 | 2 / 6 | 0M | 0M |
| Q4 2025 | 14 | 0M | 5.8% | 5 / 1 | 3 / 5 | 0M | 0M |
| Q3 2025 | 14 | 0M | 6.1% | 4 / 4 | 2 / 1 | 0M | 0M |
| Q2 2025 | 11 | 0M | 5.4% | 3 / 3 | 2 / 3 | 0M | 0M |
| Q1 2025 | 11 | 0M | 5.4% | 5 / 3 | 0 / 3 | 0M | 0M |
| Q4 2024 | 9 | 0M | 2.6% | 2 / 3 | 2 / 1 | 0M | 0M |
| Q3 2024 | 8 | 0M | 2.6% | 1 / 3 | 1 / 1 | 0M | 0M |
| Q2 2024 | 8 | 0M | 2.6% | 1 / 3 | 2 / 1 | 0M | 0M |
| Q1 2024 | 8 | 0M | 2.4% | 4 / 0 | 1 / 0 | 0M | 0M |
| Q4 2023 | 5 | 0M | 1.4% | 0 / 2 | 1 / 4 | 0M | 0M |
| Q3 2023 | 9 | 0M | 1.6% | 4 / 2 | 1 / 2 | 0M | 0M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of AMST | Value | % of fund | As of |
|---|---|---|---|---|---|
| Fidelity Extended Market Index Fund | 39,127 | 0.60% | $55.17K | 0.00% | May 31, 2026 |
| Vanguard Extended Market Index Fund | 30,201 | 0.46% | $40.17K | 0.00% | Jun 30, 2026 |
| Fidelity Series Total Market Index Fund | 4,846 | 0.07% | $6.83K | 0.00% | May 31, 2026 |
| Fidelity Nasdaq Composite Index Fund | 3,609 | 0.06% | $5.09K | 0.00% | May 31, 2026 |
| Blackstone Alternative Multi-Strategy Fund | 33 | 0.00% | $44 | 0.00% | Jun 30, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Ann Marie Sastry | CHIEF EXECUTIVE OFFICER, Director | 1,925,078 | 29.39% | May 18, 2026 |
| Sarah Berman | CHIEF FINANCIAL OFFICER | – | – | Jul 1, 2026 |
| J. Michael Losh | Director | 179,866 | 2.75% | Jul 1, 2026 |
| Gilbert S. Omenn | Director | 143,699 | 2.19% | Jul 1, 2026 |
| George Parmer | Director | 566,962 | 8.66% | Jul 1, 2026 |
| Barbie Brewer | Director | 135,977 | 2.08% | Jul 1, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Ann Marie Sastry CHIEF EXECUTIVE OFFICER, Director | Apr 28, 2026 | Buy | +174,216 | $1.44 | $250.87K | 1,049,647 |
| George Parmer Director | Apr 28, 2026 | Buy | +243,902 | $1.44 | $351.22K | 566,962 |
| George Parmer Director | Mar 7, 2026 | Option exercise | +41,322 | – | – | 323,060 |
| J. Michael Losh Director | Mar 7, 2026 | Option exercise | +41,322 | – | – | 138,200 |
| Gilbert S. Omenn Director | Mar 7, 2026 | Option exercise | +41,322 | – | – | 143,699 |
| Barbie Brewer Director | Mar 7, 2026 | Option exercise | +41,322 | – | – | 135,977 |
| George Parmer Director | Mar 7, 2025 | Award | +41,322 | – | – | 281,738 |
| Barbie Brewer Director | Mar 7, 2025 | Award | +41,322 | – | – | 94,655 |
| Gilbert S. Omenn Director | Mar 7, 2025 | Award | +41,322 | – | – | 102,377 |
| J. Michael Losh Director | Mar 7, 2025 | Award | +41,322 | – | – | 96,878 |
| Barbie Brewer Director | Jan 16, 2025 | Option exercise | +36,630 | – | – | 38,713 |
| J. Michael Losh Director | Jan 16, 2025 | Option exercise | +36,630 | – | – | 40,936 |
| Gilbert S. Omenn Director | Jan 16, 2025 | Option exercise | +36,630 | – | – | 46,435 |
| George Parmer Director | Jan 16, 2025 | Option exercise | +36,630 | – | – | 225,796 |
| Gilbert S. Omenn Director | Jan 7, 2025 | Buy | +3,333 | $3.00 | $10.00K | 9,805 |
| George Parmer Director | Jan 7, 2025 | Buy | +83,333 | $3.00 | $250.00K | 189,166 |
| Ann Marie Sastry CHIEF EXECUTIVE OFFICER, Director | Jan 7, 2025 | Buy | +333,333 | $3.00 | $1,000.00K | 875,431 |
| Ann Marie Sastry CHIEF EXECUTIVE OFFICER, Director | Dec 20, 2023 | Buy | +10,000 | $1.85 | $18.50K | 542,098 |
| George Parmer Director | Mar 31, 2023 | Option exercise | +14,620 | – | – | 240,416 |
| Barbie Brewer Director | Mar 31, 2023 | Option exercise | +14,620 | – | – | 53,333 |
| Gilbert S. Omenn Director | Mar 31, 2023 | Option exercise | +14,620 | – | – | 61,055 |
| J. Michael Losh Director | Mar 31, 2023 | Option exercise | +14,620 | – | – | 55,556 |
| Ann Marie Sastry CHIEF EXECUTIVE OFFICER, Director | Mar 8, 2023 | Buy | +1,019 | $3.10 | $3.16K | 532,098 |
| Ann Marie Sastry CHIEF EXECUTIVE OFFICER, Director | Mar 3, 2023 | Buy | +2,000 | $3.00 | $6.00K | 531,079 |
| Ann Marie Sastry CHIEF EXECUTIVE OFFICER, Director | Mar 1, 2023 | Buy | +2,000 | $3.00 | $6.00K | 529,079 |
| Ann Marie Sastry CHIEF EXECUTIVE OFFICER, Director | Feb 24, 2023 | Buy | +2,000 | $2.42 | $4.84K | 527,079 |
| Ann Marie Sastry CHIEF EXECUTIVE OFFICER, Director | Dec 1, 2022 | Buy | +20,000 | $0.33 | $6.60K | 6,266,667 |
| Ann Marie Sastry CHIEF EXECUTIVE OFFICER, Director | Nov 28, 2022 | Buy | +20,000 | $0.23 | $4.60K | 6,246,667 |
| Ann Marie Sastry CHIEF EXECUTIVE OFFICER, Director | Dec 28, 2021 | Buy | +5,000 | $0.99 | $4.95K | 6,284,938 |
| Gilbert S. Omenn Director | Dec 14, 2021 | Buy | +8,000 | $1.17 | $9.36K | 77,666 |
| Gilbert S. Omenn Director | Dec 13, 2021 | Buy | +8,000 | $1.18 | $9.44K | 69,666 |
| Anthony M. Barkett Director | Dec 3, 2021 | Buy | +10,000 | $1.08 | $10.80K | 62,000 |
| Richard Ogawa Director | Dec 2, 2021 | Buy | +20,000 | $1.10 | $22.00K | 90,666 |
| George Parmer Director | Nov 19, 2021 | Buy | +10,000 | $1.31 | $13.10K | 1,269,999 |
| Ann Marie Sastry CHIEF EXECUTIVE OFFICER, Director | Nov 19, 2021 | Buy | +38,271 | $1.31 | $50.14K | 6,279,938 |
| Ann Marie Sastry CHIEF EXECUTIVE OFFICER, Director | Jun 11, 2021 | Buy | +15,000 | $3.73 | $55.95K | 6,241,667 |
| Mark N. Tompkins 10% owner | Jun 1, 2021 | Sale | −35,822 | $2.50 | $89.56K | 2,043,103 |
| Mark N. Tompkins 10% owner | May 28, 2021 | Sale | −17,494 | $2.39 | $41.81K | 2,078,925 |
| Mark N. Tompkins 10% owner | May 27, 2021 | Sale | −13,600 | $2.39 | $32.50K | 2,096,419 |
| Mark N. Tompkins 10% owner | May 26, 2021 | Sale | −22,444 | $2.27 | $50.95K | 2,110,019 |
| Mark N. Tompkins 10% owner | May 25, 2021 | Sale | −11,453 | $2.24 | $25.65K | 2,132,463 |
| Mark N. Tompkins 10% owner | May 24, 2021 | Sale | −10,243 | $2.25 | $23.05K | 2,143,916 |
| Mark N. Tompkins 10% owner | May 21, 2021 | Sale | −3,191 | $2.20 | $7.02K | 2,154,159 |
| Mark N. Tompkins 10% owner | May 20, 2021 | Sale | −56,437 | $2.21 | $124.73K | 2,157,350 |
| Mark N. Tompkins 10% owner | May 19, 2021 | Sale | −44,400 | $2.23 | $99.01K | 2,213,786 |
| Mark N. Tompkins 10% owner | May 18, 2021 | Sale | −16,430 | $2.19 | $35.98K | 2,258,186 |
| Mark N. Tompkins 10% owner | May 17, 2021 | Sale | −7,395 | $2.22 | $16.42K | 2,275 |
| Mark N. Tompkins 10% owner | May 14, 2021 | Sale | −40,109 | $2.36 | $94.66K | 2,282,012 |
| Mark N. Tompkins 10% owner | May 13, 2021 | Sale | −53,610 | $2.30 | $123.30K | 2,322,121 |
| Mark N. Tompkins 10% owner | May 12, 2021 | Sale | −13,705 | $2.22 | $30.43K | 2,375,731 |
| Mark N. Tompkins 10% owner | May 11, 2021 | Sale | −11,311 | $2.31 | $26.13K | 2,389,436 |
| Mark N. Tompkins 10% owner | May 10, 2021 | Sale | −12,600 | $2.50 | $31.50K | 2,400,747 |
| Mark N. Tompkins 10% owner | May 7, 2021 | Sale | −12,711 | $2.69 | $34.19K | 2,413,347 |
| Mark N. Tompkins 10% owner | May 6, 2021 | Sale | −13,777 | $2.67 | $36.78K | 2,426,058 |
| Mark N. Tompkins 10% owner | May 5, 2021 | Sale | −10,385 | $2.61 | $27.10K | 2,439,835 |
| Mark N. Tompkins 10% owner | May 4, 2021 | Sale | −51,971 | $2.96 | $153.83K | 2,450,220 |
| Mark N. Tompkins 10% owner | May 3, 2021 | Sale | −16,234 | $2.90 | $47.08K | – |
| Mark N. Tompkins 10% owner | Apr 30, 2021 | Sale | −28,655 | $2.72 | $77.94K | – |
| Mark N. Tompkins 10% owner | Apr 29, 2021 | Sale | −16,169 | $2.61 | $42.20K | – |
| Mark N. Tompkins 10% owner | Apr 28, 2021 | Sale | −3,400 | $2.86 | $9.72K | 2,563,249 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.