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303 hedge funds and large institutions have $1.91B invested in Atkore in 2026 Q1 according to their latest regulatory filings, with 51 funds opening new positions, 102 increasing their positions, 94 reducing their positions, and 49 closing their positions.

New
Increased
Maintained
Reduced
Closed

50% more funds holding in top 10

Funds holding in top 10: 23 (+1)

37% more call options, than puts

Call options by funds: $9.72M | Put options by funds: $7.12M

1.45% more ownership

Funds ownership: 94.81%96.26% (+1.5%)

9% more repeat investments, than reductions

Existing positions increased: 102 | Existing positions reduced: 94

4% more first-time investments, than exits

New positions opened: 51 | Existing positions closed: 49

1% less funds holding

Funds holding: 306303 (-3)

6% less capital invested

Capital invested by funds: $2.03B → $1.91B (-$113M)

Holders
303
Holders Change
-3
Holders Change %
-0.98%
% of All Funds
3.73%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.04%
New
51
Increased
102
Reduced
94
Closed
49
Calls
$9.72M
Puts
$7.12M
Net Calls
+$2.6M
Net Calls Change
+$997K
Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
151
Fidelity Investments
Massachusetts
$591K -$114K -1,752 -15%
DIS
152
Diversified Investment Strategies
Louisiana
$589K +$650K +10,000 New
Zurich Cantonal Bank
153
Zurich Cantonal Bank
Switzerland
$585K +$646K +9,931 New
LAM
154
Lakewood Asset Management
Illinois
$571K -$58.5K -900 -8%
AI
155
Atria Investments
North Carolina
$559K +$25.4K +390 +4%
RBA
156
Richard Bernstein Advisors
New York
$557K +$615K +9,455 New
SIM
157
SummerHaven Investment Management
Connecticut
$550K -$121K -1,866 -17%
ASRS
158
Arizona State Retirement System
Arizona
$547K -$7.28K -112 -1%
PFSRSONJ
159
Police & Firemen's Retirement System of New Jersey
New Jersey
$526K
WAM
160
Wolverine Asset Management
Illinois
$524K
IIM
161
INTECH Investment Management
Florida
$500K -$327K -5,035 -37%
CAM
162
Chou Associates Management
Ontario, Canada
$495K +$546K +8,400 New
ET
163
Entropy Technologies
New York
$491K -$382K -5,868 -41%
DTL
164
Dynamic Technology Lab
Singapore
$468K
DIA
165
Dean Investment Associates
Ohio
$464K -$1.3M -19,940 -72%
VIA
166
Vanguard Investments Australia
Australia
$462K +$509K +7,835 New
Stifel Financial
167
Stifel Financial
Missouri
$455K +$70.8K +1,089 +16%
State Board of Administration of Florida Retirement System
168
State Board of Administration of Florida Retirement System
Florida
$439K
EGM
169
Engineers Gate Manager
New York
$408K +$177K +2,715 +64%
VDC
170
Van Diest Capital
Iowa
$407K +$449K +6,912 New
Grantham, Mayo, Van Otterloo & Co (GMO)
171
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$404K -$13.2K -203 -3%
RBFC
172
Roman Butler Fullerton & Co
Missouri
$400K +$44.2K +680 +13%
P
173
&Partners
Tennessee
$377K +$182K +2,796 +78%
QCM
174
Quantinno Capital Management
New York
$371K -$34.1K -524 -8%
MIM
175
Meixler Investment Management
Arizona
$365K -$103K -1,582 -21%