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Harmonic Inc

241 hedge funds and large institutions have $1.02B invested in Harmonic Inc in 2025 Q3 according to their latest regulatory filings, with 40 funds opening new positions, 86 increasing their positions, 89 reducing their positions, and 40 closing their positions.

New
Increased
Maintained
Reduced
Closed

14% more call options, than puts

Call options by funds: $394K | Put options by funds: $346K

5% more capital invested

Capital invested by funds: $967M → $1.02B (+$49.8M)

0% more funds holding in top 10

Funds holding in top 10: 33 (0)

0% more first-time investments, than exits

New positions opened: 40 | Existing positions closed: 40

3% less repeat investments, than reductions

Existing positions increased: 86 | Existing positions reduced: 89

2% less funds holding

Funds holding: 245241 (-4)

2.49% less ownership

Funds ownership: 90.32%87.84% (-2.5%)

Holders
241
Holders Change
-4
Holders Change %
-1.63%
% of All Funds
3.16%
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.04%
New
40
Increased
86
Reduced
89
Closed
40
Calls
$394K
Puts
$346K
Net Calls
+$48K
Net Calls Change
-$72K
Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$197M +$22.1M +2,344,079 +14%
Vanguard Group
2
Vanguard Group
Pennsylvania
$121M +$108K +11,408 +0.1%
State Street
3
State Street
Massachusetts
$44.7M +$732K +77,728 +2%
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$35.2M +$398K +42,280 +1%
TI
5
Trigran Investments
Illinois
$32.8M -$3.5M -371,593 -10%
D.E. Shaw & Co
6
D.E. Shaw & Co
New York
$31.5M +$8.38M +889,142 +40%
Geode Capital Management
7
Geode Capital Management
Massachusetts
$28.6M +$277K +29,416 +1%
Millennium Management
8
Millennium Management
New York
$27.1M -$3.23M -342,590 -11%
SCM
9
Scopia Capital Management
New York
$26.1M -$4.42M -468,999 -15%
AllianceBernstein
10
AllianceBernstein
Tennessee
$24.5M +$649K +68,921 +3%
Marshall Wace
11
Marshall Wace
United Kingdom
$21.7M +$1.96M +207,476 +11%
Alyeska Investment Group
12
Alyeska Investment Group
Illinois
$20.5M +$1.64M +174,203 +9%
Morgan Stanley
13
Morgan Stanley
New York
$17.5M -$2.66M -281,752 -14%
LI
14
Leeward Investments
Massachusetts
$16.8M -$336K -35,617 -2%
N
15
Nuveen
North Carolina
$14M -$73.2K -7,768 -0.6%
Northern Trust
16
Northern Trust
Illinois
$12.8M -$190K -20,191 -2%
SBCM
17
Silverberg Bernstein Capital Management
New York
$12.7M +$1.19M +125,795 +11%
TP
18
Toronado Partners
California
$12.3M +$74.9K +7,953 +0.7%
SFM
19
Systematic Financial Management
New Jersey
$11.9M +$129K +13,664 +1%
Qube Research & Technologies (QRT)
20
Qube Research & Technologies (QRT)
United Kingdom
$10.9M -$2.79M -296,480 -22%
Charles Schwab
21
Charles Schwab
California
$10.3M -$466K -49,403 -5%
Tudor Investment Corp
22
Tudor Investment Corp
Connecticut
$10.3M +$1.48M +156,862 +18%
Wellington Management Group
23
Wellington Management Group
Massachusetts
$10.1M +$1.22M +129,789 +15%
Arrowstreet Capital
24
Arrowstreet Capital
Massachusetts
$9.98M +$6.87M +729,269 +290%
Goldman Sachs
25
Goldman Sachs
New York
$9.45M +$955K +101,371 +12%

HLIT Hedge Fund Activity: Q3 2025 in Review

241 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in Harmonic Inc (HLIT) for Q3 2025, worth a combined $1.02B — up 5.2% from $967M a quarter earlier.

Fund positioning in HLIT was balanced in Q3 2025: 40 funds opened new positions, 40 closed out, 86 added to existing stakes and 89 trimmed.

The largest buyer was BlackRock, adding an estimated $22.1M. The largest seller was Invesco, cutting an estimated $37M.

  • 241 institutional investors held Harmonic Inc (HLIT) as of Q3 2025, down from 245 in Q2 2025.
  • Funds reported $1.02B of Harmonic Inc stock for Q3 2025, up 5.2% quarter-over-quarter.
  • 40 funds opened new Harmonic Inc positions in Q3 2025 and 40 closed out, a net change of 0 holders.
  • The largest Harmonic Inc buyer in Q3 2025 was BlackRock, an estimated $22.1M added.
  • The largest Harmonic Inc seller in Q3 2025 was Invesco, an estimated $37M sold.

Based on aggregated 13F filings for Q3 2025.