Protagenic Therapeutics Warrant
PTIXW
PTIXW was delisted on the 2nd of January, 2026.
3 hedge funds and large institutions have $5.47K invested in Protagenic Therapeutics Warrant in 2025 Q4 according to their latest regulatory filings, with funds opening new positions, 1 increasing their positions, reducing their positions, and 1 closing their positions.
7% more capital invested
Capital invested by funds: $5.12K → $5.47K (+$348)
0.1% more ownership
Funds ownership: 6.29% → 6.39% (+0.1%)
25% less funds holding
Funds holding: 4 → 3 (-1)
100% less first-time investments, than exits
New positions opened: 0 | Existing positions closed: 1
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
TSS
Two Sigma Securities
New York
|
+$94 |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Bank of America
Charlotte,
North Carolina
|
-$2 |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
1
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
| $2.71K | – | – | – |
|
|
CS
2
Clear Street
New York
| $2.39K | – | – | – |
|
|
TSS
3
Two Sigma Securities
New York
| $371 | +$94 | +3,181 | +26% |
|
|
4
Bank of America
Charlotte,
North Carolina
| – | -$2 | -100 | Closed |
|
PTIXW Hedge Fund Activity: Q4 2025 in Review
3 of the 8,228 institutional investors tracked by Wall St. Rank reported a position in Protagenic Therapeutics Warrant (PTIXW) for Q4 2025, worth a combined $5.47K — up 6.8% from $5.12K a quarter earlier.
Sellers outnumbered buyers: 1 fund closed out of PTIXW and 0 opened new positions — a net loss of 1 holder — while 0 trimmed existing stakes and 1 added.
The largest buyer was Two Sigma Securities, adding an estimated $94. The largest seller was Bank of America, exiting entirely with an estimated $2 sold.
- 3 institutional investors held Protagenic Therapeutics Warrant (PTIXW) as of Q4 2025, down from 4 in Q3 2025.
- Funds reported $5.47K of Protagenic Therapeutics Warrant stock for Q4 2025, up 6.8% quarter-over-quarter.
- 0 funds opened new Protagenic Therapeutics Warrant positions in Q4 2025 and 1 closed out, a net change of -1 holder.
- The largest Protagenic Therapeutics Warrant buyer in Q4 2025 was Two Sigma Securities, an estimated $94 added.
- The largest Protagenic Therapeutics Warrant seller in Q4 2025 was Bank of America, an estimated $2 sold.
Based on aggregated 13F filings for Q4 2025.