First Interstate BancSystem
FIBK
288 hedge funds and large institutions have $3.08B invested in First Interstate BancSystem in 2026 Q1 according to their latest regulatory filings, with 48 funds opening new positions, 98 increasing their positions, 105 reducing their positions, and 33 closing their positions.
45% more first-time investments, than exits
New positions opened: 48 | Existing positions closed: 33
4% more funds holding
Funds holding: 278 → 288 (+10)
0% more funds holding in top 10
Funds holding in top 10: 4 → 4 (0)
7% less repeat investments, than reductions
Existing positions increased: 98 | Existing positions reduced: 105
3.47% less ownership
Funds ownership: 94.68% → 91.21% (-3.5%)
9% less capital invested
Capital invested by funds: $3.37B → $3.08B (-$292M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Capital World Investors
Los Angeles,
California
|
+$41M |
| 2 |
First Trust Advisors
Wheaton,
Illinois
|
+$29.2M |
| 3 |
Millennium Management
New York
|
+$27.9M |
| 4 |
State Street
Boston,
Massachusetts
|
+$14.6M |
| 5 |
Dimensional Fund Advisors
Austin,
Texas
|
+$8.27M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Wellington Management Group
Boston,
Massachusetts
|
-$68.4M |
| 2 |
NRCM
North Reef Capital Management
Laguna Beach,
California
|
-$59M |
| 3 |
Fidelity Investments
Boston,
Massachusetts
|
-$30.7M |
| 4 |
Jennison Associates
New York
|
-$27.5M |
| 5 |
Franklin Resources
San Mateo,
California
|
-$25.7M |
FIBK Hedge Fund Activity: Q1 2026 in Review
288 of the 8,187 institutional investors tracked by Wall St. Rank reported a position in First Interstate BancSystem (FIBK) for Q1 2026, worth a combined $3.08B — down 8.6% from $3.37B a quarter earlier.
Buyers outnumbered sellers: 48 funds opened new FIBK positions and 33 closed out — a net gain of 15 holders — while 98 added to existing stakes and 105 trimmed.
The largest buyer was Capital World Investors, opening a new position worth an estimated $41M. The largest seller was Wellington Management Group, cutting an estimated $68.4M.
- 288 institutional investors held First Interstate BancSystem (FIBK) as of Q1 2026, up from 278 in Q4 2025.
- Funds reported $3.08B of First Interstate BancSystem stock for Q1 2026, down 8.6% quarter-over-quarter.
- 48 funds opened new First Interstate BancSystem positions in Q1 2026 and 33 closed out, a net change of +15 holders.
- The largest First Interstate BancSystem buyer in Q1 2026 was Capital World Investors, an estimated $41M added.
- The largest First Interstate BancSystem seller in Q1 2026 was Wellington Management Group, an estimated $68.4M sold.
Based on aggregated 13F filings for Q1 2026.