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Harmonic Inc

248 hedge funds and large institutions have $832M invested in Harmonic Inc in 2026 Q1 according to their latest regulatory filings, with 43 funds opening new positions, 75 increasing their positions, 100 reducing their positions, and 52 closing their positions.

New
Increased
Maintained
Reduced
Closed

0% more funds holding in top 10

Funds holding in top 10: 33 (0)

4.33% less ownership

Funds ownership: 88.2%83.87% (-4.3%)

5% less funds holding

Funds holding: 262248 (-14)

15% less capital invested

Capital invested by funds: $979M → $832M (-$147M)

17% less first-time investments, than exits

New positions opened: 43 | Existing positions closed: 52

25% less repeat investments, than reductions

Existing positions increased: 75 | Existing positions reduced: 100

96% less call options, than puts

Call options by funds: $8K | Put options by funds: $219K

Holders
248
Holders Change
-14
Holders Change %
-5.34%
% of All Funds
3.05%
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.04%
New
43
Increased
75
Reduced
100
Closed
52
Calls
$8K
Puts
$219K
Net Calls
-$211K
Net Calls Change
-$393K
Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$172M -$790K -79,504 -0.4%
VPM
2
Vanguard Portfolio Management
Pennsylvania
$55.1M +$60.9M +6,134,553 New
State Street
3
State Street
Massachusetts
$43.7M +$3.87M +389,765 +9%
VCM
4
Vanguard Capital Management
Pennsylvania
$42.2M +$46.7M +4,700,354 New
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$33M +$1.87M +188,293 +5%
TI
6
Trigran Investments
Illinois
$28.9M -$45.3K -4,566 -0.1%
D.E. Shaw & Co
7
D.E. Shaw & Co
New York
$27.9M -$2.97M -298,579 -9%
Geode Capital Management
8
Geode Capital Management
Massachusetts
$25.1M +$582K +58,599 +2%
AllianceBernstein
9
AllianceBernstein
Tennessee
$20.4M -$3.4M -341,876 -14%
Arrowstreet Capital
10
Arrowstreet Capital
Massachusetts
$19.7M +$538K +54,157 +3%
LI
11
Leeward Investments
Massachusetts
$15.3M -$432K -43,456 -2%
Morgan Stanley
12
Morgan Stanley
New York
$15.2M -$1.17M -118,070 -7%
Marshall Wace
13
Marshall Wace
United Kingdom
$13M -$3.94M -396,860 -22%
N
14
Nuveen
North Carolina
$12.3M +$1.67M +168,084 +14%
SBCM
15
Silverberg Bernstein Capital Management
New York
$11.9M +$276K +27,817 +2%
American Century Companies
16
American Century Companies
Missouri
$10.9M +$6.23M +627,280 +107%
Northern Trust
17
Northern Trust
Illinois
$10.7M +$252K +25,407 +2%
First Eagle Investment Management
18
First Eagle Investment Management
New York
$10.6M +$3.29M +331,000 +39%
SFM
19
Systematic Financial Management
New Jersey
$10.2M -$119K -11,969 -1%
Renaissance Technologies
20
Renaissance Technologies
New York
$9.46M +$5.72M +575,800 +121%
Charles Schwab
21
Charles Schwab
California
$9.36M +$45.2K +4,549 +0.4%
Qube Research & Technologies (QRT)
22
Qube Research & Technologies (QRT)
United Kingdom
$8.49M -$1.81M -182,130 -16%
Alyeska Investment Group
23
Alyeska Investment Group
Illinois
$7.22M -$4.02M -404,705 -33%
Citadel Advisors
24
Citadel Advisors
Florida
$7.19M +$5.06M +509,491 +175%
HIM
25
Herald Investment Management
United Kingdom
$7.05M