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260 hedge funds and large institutions have $2B invested in Calix in 2025 Q1 according to their latest regulatory filings, with 36 funds opening new positions, 94 increasing their positions, 96 reducing their positions, and 28 closing their positions.

New
Increased
Maintained
Reduced
Closed

29% more first-time investments, than exits

New positions opened: 36 | Existing positions closed: 28

3% more funds holding

Funds holding: 253260 (+7)

0% more capital invested

Capital invested by funds: $2B → $2B (+$5.68M)

2% less repeat investments, than reductions

Existing positions increased: 94 | Existing positions reduced: 96

10% less call options, than puts

Call options by funds: $13.7M | Put options by funds: $15.2M

1.57% less ownership

Funds ownership: 86.37%84.81% (-1.6%)

50% less funds holding in top 10

Funds holding in top 10: 42 (-2)

Holders
260
Holders Change
+7
Holders Change %
+2.77%
% of All Funds
3.49%
Holding in Top 10
2
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-50%
% of All Funds
0.03%
New
36
Increased
94
Reduced
96
Closed
28
Calls
$13.7M
Puts
$15.2M
Net Calls
-$1.45M
Net Calls Change
+$36.2M
Name Holding Trade Value Shares
Change
Change in
Stake
Susquehanna International Group
76
Susquehanna International Group
Pennsylvania
$2.61M +$1.49M +40,148 +119%
Citadel Advisors
77
Citadel Advisors
Florida
$2.6M +$289K +7,786 +12%
FG
78
Formula Growth
Quebec, Canada
$2.48M -$3.15M -85,000 -55%
JFG
79
Jefferies Financial Group
New York
$2.3M -$96.5K -2,600 -4%
Canada Life
80
Canada Life
Manitoba, Canada
$2.18M -$277K -7,457 -11%
New York State Teachers Retirement System (NYSTRS)
81
New York State Teachers Retirement System (NYSTRS)
New York
$2.18M
BFM
82
Boothbay Fund Management
New York
$2.13M +$697K +18,789 +46%
NRD
83
Nebula Research & Development
New York
$2.05M +$909K +24,495 +74%
EP
84
Edgestream Partners
New Jersey
$1.95M -$405K -10,905 -17%
California State Teachers Retirement System (CalSTRS)
85
California State Teachers Retirement System (CalSTRS)
California
$1.92M -$45.7K -1,232 -2%
Canada Pension Plan Investment Board
86
Canada Pension Plan Investment Board
Ontario, Canada
$1.9M +$1.99M +53,500 New
DSCM
87
Divisadero Street Capital Management
Florida
$1.88M -$3.77M -101,720 -66%
BNP Paribas Financial Markets
88
BNP Paribas Financial Markets
France
$1.79M -$20.5K -552 -1%
Prudential Financial
89
Prudential Financial
New Jersey
$1.7M -$77.5K -2,090 -3%
T. Rowe Price Associates
90
T. Rowe Price Associates
Maryland
$1.66M +$139K +3,755 +9%
Qube Research & Technologies (QRT)
91
Qube Research & Technologies (QRT)
United Kingdom
$1.64M +$250K +6,743 +17%
D.E. Shaw & Co
92
D.E. Shaw & Co
New York
$1.57M -$2.44M -65,875 -60%
DB
93
Danske Bank
Denmark
$1.54M +$1.61M +43,325 +21,663%
AQR Capital Management
94
AQR Capital Management
Connecticut
$1.54M +$1.25M +33,769 +304%
Thrivent Financial for Lutherans
95
Thrivent Financial for Lutherans
Minnesota
$1.54M -$84.2K -2,268 -5%
SFI
96
Susquehanna Fundamental Investments
Pennsylvania
$1.49M +$580K +15,621 +59%
Squarepoint
97
Squarepoint
New York
$1.36M -$4.01M -108,033 -74%
1CM
98
1492 Capital Management
Wisconsin
$1.36M +$37 +1 +0%
VOYA Investment Management
99
VOYA Investment Management
Georgia
$1.36M +$272K +7,328 +24%
PP
100
PDT Partners
New York
$1.33M -$735K -19,819 -35%

CALX Hedge Fund Activity: Q1 2025 in Review

260 of the 7,459 institutional investors tracked by Wall St. Rank reported a position in Calix (CALX) for Q1 2025, worth a combined $2B — up 0.28% from $2B a quarter earlier.

Buyers outnumbered sellers: 36 funds opened new CALX positions and 28 closed out — a net gain of 8 holders — while 94 added to existing stakes and 96 trimmed.

The largest buyer was UBS Group, adding an estimated $24.3M. The largest seller was Trigran Investments, exiting entirely with an estimated $25.2M sold.

  • 260 institutional investors held Calix (CALX) as of Q1 2025, up from 253 in Q4 2024.
  • Funds reported $2B of Calix stock for Q1 2025, up 0.28% quarter-over-quarter.
  • 36 funds opened new Calix positions in Q1 2025 and 28 closed out, a net change of +8 holders.
  • The largest Calix buyer in Q1 2025 was UBS Group, an estimated $24.3M added.
  • The largest Calix seller in Q1 2025 was Trigran Investments, an estimated $25.2M sold.

Based on aggregated 13F filings for Q1 2025.