T Stamp Inc.
T Stamp Inc. (IDAI) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · IDAI · as of Sep 30, 2025
Ownership Breakdown
11
Institutional Holders
▲ 3 vs Q2
$634,835
Total Inst. Value
▲ $513,597 vs Q2
2.33M
Shares Outstanding
freeFloat 88.35%
193,546
13F Shares Held
▲ 146,188 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
IDAI largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
DRW SECURITIES, LLC services-prepackaged software | 81.1K | 3.05% | 3.05% | $265.93M | Nov 14, 2025 | NEW |
ARGENTARII, LLC services-prepackaged software | 75.0K | 2.82% | 2.82% | $246.00M | Oct 27, 2025 | NEW |
GEODE CAPITAL MANAGEMENT, LLC services-prepackaged software | 19.4K | 72.93% | 72.93% | $63.61M | Nov 12, 2025 | ▼ 14.7K |
VANGUARD GROUP INC services-prepackaged software | 12.8K | 48.30% | 48.30% | $42.13M | Nov 7, 2025 | ▲ 1.5K |
UBS GROUP AG services-prepackaged software | 2.7K | 10.32% | 10.32% | $9.00M | Nov 13, 2025 | ▲ 2.7K |
TOWER RESEARCH CAPITAL LLC (TRC) services-prepackaged software | 2.4K | 9.01% | 9.01% | $7.86M | Nov 14, 2025 | ▲ 588 |
TRADEWINDS CAPITAL MANAGEMENT, LLC services-prepackaged software | 33 | 0.12% | 0.12% | $109,000 | Oct 21, 2025 | NEW |
SBI SECURITIES CO., LTD. services-prepackaged software | 32 | 0.12% | 0.12% | $105,000 | Nov 5, 2025 | — held |
BANK OF AMERICA CORP /DE/ services-prepackaged software | 18 | 0.07% | 0.07% | $59,000 | Feb 3, 2026 | ▲ 2 |
CITIGROUP INC services-prepackaged software | 10 | 0.04% | 0.04% | $33,000 | Nov 10, 2025 | NEW |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
4
Increased
+4.8K shares4
New Positions
first time holders1
Decreased
−14.7K shares1
Sold Out
fully exitedNet shares change (top 50)
9.9K
+4.8K / −14.7K
Net new holders
+6
4 new / 1 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
IDAI insider trading · insider activity
Source: SEC Form 4
28
Buy transactions
34
Sell transactions
0.82
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
McClintock William director | May 31, 2026 | Award | 52 | — | — | 260 | Form 4 ↗ |
Potts Charles Edward director | May 31, 2026 | Award | 1,314 | — | — | 18.3K | Form 4 ↗ |
Gowasack Andrew Carl President | May 26, 2026 | Tax Withhold | 517 | $2.31 | $1.2K | 95.8K | Form 4 ↗ |
Ming Tracy Financial Controller | May 26, 2026 | Tax Withhold | 126 | $2.31 | $291.06 | 3.4K | Form 4 ↗ |
Wilson Lance Robert Chief Financial Officer | May 6, 2026 | Award | 28,477 | — | — | 37.1K | Form 4 ↗ |
McClintock William director | Apr 30, 2026 | Award | 52 | — | — | 208 | Form 4 ↗ |
Potts Charles Edward director | Apr 30, 2026 | Award | 1,201 | — | — | 17.0K | Form 4 ↗ |
Ming Tracy Financial Controller | Apr 6, 2026 | Tax Withhold | 1,018 | $2.60 | $2.6K | 3.6K | Form 4 ↗ |
Gowasack Andrew Carl President | Apr 6, 2026 | Tax Withhold | 26,751 | $2.60 | $69.6K | 96.3K | Form 4 ↗ |
Gowasack Andrew Carl President | Apr 6, 2026 | Tax Withhold | 4,178 | $2.60 | $10.9K | 36.8K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
T Stamp Inc. (IDAI) is primarily owned by institutional investors, who hold approximately 8.3% of total shares outstanding. Company insiders own approximately 11.65%, while retail and public investors account for the remaining 80.06%.
The largest institutional shareholder of T Stamp Inc. is DRW SECURITIES, LLC, holding approximately 81,076 shares — equal to 3.05% of outstanding shares — as of September 30, 2025.
A total of 11 institutional investors currently hold IDAI stock, with a combined institutional value of approximately $634,835 as of the most recent 13F filing period.
Frequently asked questions
IDAI ownershipT Stamp Inc. (IDAI) is primarily owned by institutional investors, who hold approximately 8.3% of shares. The largest shareholder is DRW SECURITIES, LLC with a 3.05% stake. Company insiders hold 11.65%. Data sourced from SEC Form 13F as of September 30, 2025.