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T Stamp
IDAI

14 hedge funds and large institutions have $2.05M invested in T Stamp in 2025 Q4 according to their latest regulatory filings, with 5 funds opening new positions, 5 increasing their positions, 1 reducing their positions, and 2 closing their positions.

New
Increased
Maintained
Reduced
Closed

400% more repeat investments, than reductions

Existing positions increased: 5 | Existing positions reduced: 1

223% more capital invested

Capital invested by funds: $635K → $2.05M (+$1.42M)

150% more first-time investments, than exits

New positions opened: 5 | Existing positions closed: 2

27% more funds holding

Funds holding: 11 → 14 (+3)

2.39% more ownership

Funds ownership: 7.61% → 10% (+2.4%)

Holders
14
Holders Change
+3
Holders Change %
+27.27%
% of All Funds
0.17%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
5
Increased
5
Reduced
1
Closed
2
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Jane Street
Jane Street
New York
+$220K
2
KAS
Kestra Advisory Services
Texas
+$204K
3
A
Argentarii
Ohio
+$158K
4
Vanguard Group
Vanguard Group
Pennsylvania
+$73.8K
5
UBS Group
UBS Group
Switzerland
+$71K

Top Sellers

Rank Fund Capital Flow
1
DS
DRW Securities
Illinois
-$266K
2
TRCT
Tower Research Capital (TRC)
New York
-$5.82K
3
Citigroup
Citigroup
New York
-$33
Name Holding Trade Value Shares
Change 		Change in
Stake
PCM
1
Potomac Capital Management
New York
$754K +$756K +192,760 New
A
2
Argentarii
Ohio
$451K +$158K +40,363 +54%
Jane Street
3
Jane Street
New York
$220K +$220K +56,167 New
KAS
4
Kestra Advisory Services
Texas
$204K +$204K +52,050 New
Geode Capital Management
5
Geode Capital Management
Massachusetts
$127K +$51.4K +13,125 +68%
Vanguard Group
6
Vanguard Group
Pennsylvania
$124K +$73.8K +18,820 +147%
UBS Group
7
UBS Group
Switzerland
$81.6K +$71K +18,126 +661%
Susquehanna International Group
8
Susquehanna International Group
Pennsylvania
$56.7K +$56.8K +14,497 New
MB
9
MidFirst Bank
Oklahoma
$29.7K +$29.8K +7,600 New
TRCT
10
Tower Research Capital (TRC)
New York
$3.56K -$5.82K -1,485 -62%
Bank of America
11
Bank of America
North Carolina
$145 +$74 +19 +106%
TCM
12
Tradewinds Capital Management
Washington
$130 – – –
SS
13
SBI Securities
Japan
$125 – – –
BlackRock
14
BlackRock
New York
$4 – – –
DS
15
DRW Securities
Illinois
– -$266K -81,076 Closed
Citigroup
16
Citigroup
New York
– -$33 -10 Closed

IDAI Hedge Fund Activity: Q4 2025 in Review

14 of the 8,223 institutional investors tracked by Wall St. Rank reported a position in T Stamp (IDAI) for Q4 2025, worth a combined $2.05M — up 223% from $635K a quarter earlier.

Buyers outnumbered sellers: 5 funds opened new IDAI positions and 2 closed out — a net gain of 3 holders — while 5 added to existing stakes and 1 trimmed.

The largest buyer was Jane Street, opening a new position worth an estimated $220K. The largest seller was DRW Securities, exiting entirely with an estimated $266K sold.

  • 14 institutional investors held T Stamp (IDAI) as of Q4 2025, up from 11 in Q3 2025.
  • Funds reported $2.05M of T Stamp stock for Q4 2025, up 223% quarter-over-quarter.
  • 5 funds opened new T Stamp positions in Q4 2025 and 2 closed out, a net change of +3 holders.
  • The largest T Stamp buyer in Q4 2025 was Jane Street, an estimated $220K added.
  • The largest T Stamp seller in Q4 2025 was DRW Securities, an estimated $266K sold.

Based on aggregated 13F filings for Q4 2025.