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Gibraltar Industries
ROCK

271 hedge funds and large institutions have $1.75B invested in Gibraltar Industries in 2025 Q1 according to their latest regulatory filings, with 35 funds opening new positions, 114 increasing their positions, 89 reducing their positions, and 44 closing their positions.

New
Increased
Maintained
Reduced
Closed

28% more repeat investments, than reductions

Existing positions increased: 114 | Existing positions reduced: 89

2.17% more ownership

Funds ownership: 98.39% → 100.55% (+2.2%)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

0% less capital invested

Capital invested by funds: $1.76B → $1.75B (-$8.72M)

4% less funds holding

Funds holding: 283 → 271 (-12)

20% less first-time investments, than exits

New positions opened: 35 | Existing positions closed: 44

81% less call options, than puts

Call options by funds: $1.32M | Put options by funds: $6.83M

Holders
271
Holders Change
-12
Holders Change %
-4.24%
% of All Funds
3.63%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
35
Increased
114
Reduced
89
Closed
44
Calls
$1.32M
Puts
$6.83M
Net Calls
-$5.5M
Net Calls Change
-$2.38M

Top Buyers

1
Wellington Management Group
Wellington Management Group
Massachusetts
+$29.3M
2
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$15.7M
3
Fidelity Investments
Fidelity Investments
Massachusetts
+$11M
4
Mirae Asset Global ETFs Holdings
Mirae Asset Global ETFs Holdings
Hong Kong
+$10.9M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$10M

Top Sellers

1
Pacer Advisors
Pacer Advisors
Pennsylvania
-$34.1M
2
GKIM
GW&K Investment Management
Massachusetts
-$24.3M
3
Janus Henderson Group
Janus Henderson Group
United Kingdom
-$18.3M
4
BlackRock
BlackRock
New York
-$16.3M
5
Bank of New York Mellon
Bank of New York Mellon
New York
-$8.82M
Name Holding Trade Value Shares
Change 		Change in
Stake
GT
176
Glenmede Trust
Pennsylvania
$296K +$17.9K +287 +6%
Commonwealth Equity Services
177
Commonwealth Equity Services
Massachusetts
$286K -$93K -1,495 -23%
BHCM
178
Brevan Howard Capital Management
Jersey
$276K +$77.3K +1,242 +36%
PWM
179
Perigon Wealth Management
California
$275K +$4.23K +68 +1%
BWM
180
Birchcreek Wealth Management
Ohio
$267K +$284K +4,559 New
State of Wisconsin Investment Board
181
State of Wisconsin Investment Board
Wisconsin
$260K +$275K +4,428 New
MOACM
182
Mutual of America Capital Management
New York
$259K -$11K -177 -4%
Mitsubishi UFJ Asset Management
183
Mitsubishi UFJ Asset Management
Japan
$256K -$6.04K -97 -2%
Pictet Asset Management
184
Pictet Asset Management
Switzerland
$252K +$3.92K +63 +1%
Carson Wealth (CWM LLC)
185
Carson Wealth (CWM LLC)
Nebraska
$252K +$221K +3,560 +488%
Corient Private Wealth
186
Corient Private Wealth
Florida
$248K -$7.34K -118 -3%
Public Employees Retirement Association of Colorado
187
Public Employees Retirement Association of Colorado
Colorado
$248K – – –
CAPTRUST Financial Advisors
188
CAPTRUST Financial Advisors
North Carolina
$247K -$61.2K -983 -19%
PMAM
189
Picton Mahoney Asset Management
Ontario, Canada
$240K +$254K +4,082 +24,012%
NW
190
Naviter Wealth
Arkansas
$238K – – –
SPA
191
Sherbrooke Park Advisers
New York
$238K +$252K +4,053 New
QCM
192
Quantinno Capital Management
New York
$237K +$251K +4,039 New
BEI
193
Benjamin Edwards Inc
Missouri
$229K +$6.28K +101 +3%
ECM
194
Evergreen Capital Management
Washington
$217K +$231K +3,707 New
Allianz Asset Management
195
Allianz Asset Management
Germany
$217K -$37.3K -600 -14%
Neuberger Berman Group
196
Neuberger Berman Group
New York
$209K +$222K +3,567 New
PNC Financial Services Group
197
PNC Financial Services Group
Pennsylvania
$207K +$8.4K +135 +4%
SAM
198
Shell Asset Management
Netherlands
$195K -$8.9K -143 -4%
AIP
199
Ameritas Investment Partners
Nebraska
$181K – – –
BNP Paribas Financial Markets
200
BNP Paribas Financial Markets
France
$157K -$2.28M -36,711 -93%
6 7
8
9 10

ROCK Hedge Fund Activity: Q1 2025 in Review

271 of the 7,457 institutional investors tracked by Wall St. Rank reported a position in Gibraltar Industries (ROCK) for Q1 2025, worth a combined $1.75B — down 0.5% from $1.76B a quarter earlier.

Sellers outnumbered buyers: 44 funds closed out of ROCK and 35 opened new positions — a net loss of 9 holders — while 89 trimmed existing stakes and 114 added.

The largest buyer was Wellington Management Group, adding an estimated $29.3M. The largest seller was Pacer Advisors, cutting an estimated $34.1M.

  • 271 institutional investors held Gibraltar Industries (ROCK) as of Q1 2025, down from 283 in Q4 2024.
  • Funds reported $1.75B of Gibraltar Industries stock for Q1 2025, down 0.5% quarter-over-quarter.
  • 35 funds opened new Gibraltar Industries positions in Q1 2025 and 44 closed out, a net change of -9 holders.
  • The largest Gibraltar Industries buyer in Q1 2025 was Wellington Management Group, an estimated $29.3M added.
  • The largest Gibraltar Industries seller in Q1 2025 was Pacer Advisors, an estimated $34.1M sold.

Based on aggregated 13F filings for Q1 2025.