iShares Paris-Aligned Climate Optimized MSCI USA ETF
PABU
25 hedge funds and large institutions have $424M invested in iShares Paris-Aligned Climate Optimized MSCI USA ETF in 2025 Q3 according to their latest regulatory filings, with 2 funds opening new positions, 10 increasing their positions, 7 reducing their positions, and 3 closing their positions.
43% more repeat investments, than reductions
Existing positions increased: 10 | Existing positions reduced: 7
9% more capital invested
Capital invested by funds: $387M → $424M (+$36.8M)
0.73% more ownership
Funds ownership: 17.78% → 18.5% (+0.73%)
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
7% less funds holding
Funds holding: 27 → 25 (-2)
33% less first-time investments, than exits
New positions opened: 2 | Existing positions closed: 3
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
UBS Group
Zurich,
Switzerland
|
+$3.74M |
| 2 |
Citadel Advisors
Miami,
Florida
|
+$2.93M |
| 3 |
CPO
Cerity Partners OCIO
New York
|
+$2.32M |
| 4 |
AG
AlTi Global
New York
|
+$1.08M |
| 5 |
Bank of America
Charlotte,
North Carolina
|
+$846K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$2.85M |
| 2 |
VF
Virtu Financial
New York
|
-$889K |
| 3 |
TRCT
Tower Research Capital (TRC)
New York
|
-$609K |
| 4 |
Goldman Sachs
New York
|
-$541K |
| 5 |
MGP
Metis Global Partners
San Diego,
California
|
-$385K |
PABU Hedge Fund Activity: Q3 2025 in Review
25 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in iShares Paris-Aligned Climate Optimized MSCI USA ETF (PABU) for Q3 2025, worth a combined $424M — up 9.5% from $387M a quarter earlier.
Sellers outnumbered buyers: 3 funds closed out of PABU and 2 opened new positions — a net loss of 1 holder — while 7 trimmed existing stakes and 10 added.
The largest buyer was UBS Group, adding an estimated $3.74M. The largest seller was Susquehanna International Group, cutting an estimated $2.85M.
- 25 institutional investors held iShares Paris-Aligned Climate Optimized MSCI USA ETF (PABU) as of Q3 2025, down from 27 in Q2 2025.
- Funds reported $424M of iShares Paris-Aligned Climate Optimized MSCI USA ETF stock for Q3 2025, up 9.5% quarter-over-quarter.
- 2 funds opened new iShares Paris-Aligned Climate Optimized MSCI USA ETF positions in Q3 2025 and 3 closed out, a net change of -1 holder.
- The largest iShares Paris-Aligned Climate Optimized MSCI USA ETF buyer in Q3 2025 was UBS Group, an estimated $3.74M added.
- The largest iShares Paris-Aligned Climate Optimized MSCI USA ETF seller in Q3 2025 was Susquehanna International Group, an estimated $2.85M sold.
Based on aggregated 13F filings for Q3 2025.