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First Interstate BancSystem
FIBK

278 hedge funds and large institutions have $3.37B invested in First Interstate BancSystem in 2025 Q4 according to their latest regulatory filings, with 67 funds opening new positions, 95 increasing their positions, 75 reducing their positions, and 25 closing their positions.

New
Increased
Maintained
Reduced
Closed

168% more first-time investments, than exits

New positions opened: 67 | Existing positions closed: 25

33% more funds holding in top 10

Funds holding in top 10: 3 → 4 (+1)

27% more repeat investments, than reductions

Existing positions increased: 95 | Existing positions reduced: 75

21% more capital invested

Capital invested by funds: $2.79B → $3.37B (+$577M)

17% more funds holding

Funds holding: 238 → 278 (+40)

11.07% more ownership

Funds ownership: 83.61% → 94.68% (+11%)

Holders
278
Holders Change
+40
Holders Change %
+16.81%
% of All Funds
3.38%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.05%
New
67
Increased
95
Reduced
75
Closed
25
Calls
$557K
Puts
–
Net Calls
+$557K
Net Calls Change
+$5.75M

Top Buyers

1
BlackRock
BlackRock
New York
+$203M
2
Capital International Investors
Capital International Investors
California
+$87.5M
3
State Street
State Street
Massachusetts
+$41M
4
Vanguard Group
Vanguard Group
Pennsylvania
+$39.7M
5
NRCM
North Reef Capital Management
California
+$36.8M

Top Sellers

1
Macquarie Group
Macquarie Group
Australia
-$69.5M
2
Franklin Resources
Franklin Resources
California
-$54.4M
3
Balyasny Asset Management
Balyasny Asset Management
Illinois
-$43.5M
4
ACL
Azora Capital LP
Florida
-$40.7M
5
Millennium Management
Millennium Management
New York
-$13M
Name Holding Trade Value Shares
Change 		Change in
Stake
A
126
AlphaQuest
New York
$724K -$1.23M -37,463 -64%
BNP Paribas Financial Markets
127
BNP Paribas Financial Markets
France
$713K -$338K -10,342 -33%
OPERF
128
Oregon Public Employees Retirement Fund
Oregon
$709K +$671K +20,500 New
State of Tennessee, Department of Treasury
129
State of Tennessee, Department of Treasury
Tennessee
$705K +$650K +19,865 New
Mercer Global Advisors
130
Mercer Global Advisors
Colorado
$687K +$158K +4,829 +32%
Wealth Enhancement Advisory Services
131
Wealth Enhancement Advisory Services
Minnesota
$686K +$28.1K +858 +5%
New York State Teachers Retirement System (NYSTRS)
132
New York State Teachers Retirement System (NYSTRS)
New York
$683K +$645K +19,729 New
KK
133
KLP Kapitalforvaltning
Norway
$659K – – –
CCM
134
Cullen Capital Management
New York
$648K – – –
LIP
135
Lighthouse Investment Partners
Florida
$634K +$599K +18,321 New
IC
136
IEQ Capital
California
$632K +$107K +3,272 +22%
II
137
Inspire Investing
Idaho
$632K +$131K +4,013 +28%
HWAM
138
Hennion & Walsh Asset Management
New Jersey
$604K -$168K -5,136 -23%
N
139
Numerai
California
$603K -$352K -10,747 -38%
ProShare Advisors
140
ProShare Advisors
Maryland
$602K -$432K -13,210 -43%
Balyasny Asset Management
141
Balyasny Asset Management
Illinois
$593K -$43.5M -1,330,787 -99%
QCM
142
Quantinno Capital Management
New York
$582K +$199K +6,091 +57%
GF
143
Gabelli Funds
New York
$543K – – –
WI
144
WBI Investments
New Jersey
$542K -$2.85K -87 -0.6%
AIA
145
Allied Investment Advisors
Montana
$540K -$47.4K -1,448 -8%
Canada Pension Plan Investment Board
146
Canada Pension Plan Investment Board
Ontario, Canada
$540K +$510K +15,600 New
VOYA Investment Management
147
VOYA Investment Management
Georgia
$536K -$8.51K -260 -2%
AC
148
AXQ Capital
New Jersey
$531K +$502K +15,335 New
Osaic Holdings
149
Osaic Holdings
Arizona
$512K -$124K -3,779 -20%
Public Employees Retirement Association of Colorado
150
Public Employees Retirement Association of Colorado
Colorado
$501K – – –
4 5
6
7 8

FIBK Hedge Fund Activity: Q4 2025 in Review

278 of the 8,223 institutional investors tracked by Wall St. Rank reported a position in First Interstate BancSystem (FIBK) for Q4 2025, worth a combined $3.37B — up 21% from $2.79B a quarter earlier.

Buyers outnumbered sellers: 67 funds opened new FIBK positions and 25 closed out — a net gain of 42 holders — while 95 added to existing stakes and 75 trimmed.

The largest buyer was BlackRock, adding an estimated $203M. The largest seller was Macquarie Group, exiting entirely with an estimated $69.5M sold.

  • 278 institutional investors held First Interstate BancSystem (FIBK) as of Q4 2025, up from 238 in Q3 2025.
  • Funds reported $3.37B of First Interstate BancSystem stock for Q4 2025, up 21% quarter-over-quarter.
  • 67 funds opened new First Interstate BancSystem positions in Q4 2025 and 25 closed out, a net change of +42 holders.
  • The largest First Interstate BancSystem buyer in Q4 2025 was BlackRock, an estimated $203M added.
  • The largest First Interstate BancSystem seller in Q4 2025 was Macquarie Group, an estimated $69.5M sold.

Based on aggregated 13F filings for Q4 2025.