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293 hedge funds and large institutions have $2.39B invested in Diodes in 2025 Q2 according to their latest regulatory filings, with 60 funds opening new positions, 108 increasing their positions, 87 reducing their positions, and 37 closing their positions.

New
Increased
Maintained
Reduced
Closed

62% more first-time investments, than exits

New positions opened: 60 | Existing positions closed: 37

37% more call options, than puts

Call options by funds: $1.35M | Put options by funds: $984K

24% more repeat investments, than reductions

Existing positions increased: 108 | Existing positions reduced: 87

21% more capital invested

Capital invested by funds: $1.98B → $2.39B (+$414M)

8% more funds holding

Funds holding: 272293 (+21)

1.42% less ownership

Funds ownership: 98.77%97.36% (-1.4%)

Holders
293
Holders Change
+21
Holders Change %
+7.72%
% of All Funds
3.86%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
60
Increased
108
Reduced
87
Closed
37
Calls
$1.35M
Puts
$984K
Net Calls
+$364K
Net Calls Change
-$558K
Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$382M -$8.03M -182,687 -2%
Vanguard Group
2
Vanguard Group
Pennsylvania
$314M +$2.1M +47,682 +0.8%
Fidelity Investments
3
Fidelity Investments
Massachusetts
$301M -$20.6M -467,693 -8%
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$128M +$2.7M +61,519 +3%
State Street
5
State Street
Massachusetts
$121M -$807K -18,354 -0.8%
Morgan Stanley
6
Morgan Stanley
New York
$98.9M +$18.1M +411,730 +28%
Barrow, Hanley, Mewhinney & Strauss
7
Barrow, Hanley, Mewhinney & Strauss
Texas
$71.7M +$23.7M +538,375 +66%
Geode Capital Management
8
Geode Capital Management
Massachusetts
$70.3M -$88K -2,002 -0.2%
EARNEST Partners
9
EARNEST Partners
Georgia
$60.6M +$537K +12,202 +1%
GACM
10
Global Alpha Capital Management
Quebec, Canada
$44.7M +$13.5M +306,900 +57%
Macquarie Group
11
Macquarie Group
Australia
$44.2M +$3.38M +76,919 +10%
Charles Schwab
12
Charles Schwab
California
$40M +$1.44M +32,762 +5%
D.E. Shaw & Co
13
D.E. Shaw & Co
New York
$37.2M +$5.02M +114,120 +19%
Royal Bank of Canada
14
Royal Bank of Canada
Ontario, Canada
$29.6M +$2.88M +65,592 +13%
William Blair Investment Management
15
William Blair Investment Management
Illinois
$29.3M -$1.95M -44,239 -7%
Northern Trust
16
Northern Trust
Illinois
$29.1M -$939K -21,346 -4%
FCM
17
Frontier Capital Management
Massachusetts
$26.7M -$1.89M -43,091 -8%
Bank of America
18
Bank of America
North Carolina
$22.1M +$2.69M +61,177 +17%
Ameriprise
19
Ameriprise
Minnesota
$21.3M +$10.1M +228,976 +132%
Goldman Sachs
20
Goldman Sachs
New York
$21.2M +$458K +10,420 +3%
TCM
21
Tributary Capital Management
Nebraska
$17.8M -$1.39M -31,566 -9%
T. Rowe Price Investment Management
22
T. Rowe Price Investment Management
Maryland
$17.3M -$9.94M -226,096 -41%
American Century Companies
23
American Century Companies
Missouri
$17.2M -$1.06M -24,199 -7%
Bank of New York Mellon
24
Bank of New York Mellon
New York
$16.6M +$700K +15,923 +5%
JP Morgan Chase
25
JP Morgan Chase
New York
$16.4M -$9.15M -208,092 -40%

DIOD Hedge Fund Activity: Q2 2025 in Review

293 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Diodes (DIOD) for Q2 2025, worth a combined $2.39B — up 21% from $1.98B a quarter earlier.

Buyers outnumbered sellers: 60 funds opened new DIOD positions and 37 closed out — a net gain of 23 holders — while 108 added to existing stakes and 87 trimmed.

The largest buyer was Barrow, Hanley, Mewhinney & Strauss, adding an estimated $23.7M. The largest seller was Victory Capital Management, cutting an estimated $54.4M.

  • 293 institutional investors held Diodes (DIOD) as of Q2 2025, up from 272 in Q1 2025.
  • Funds reported $2.39B of Diodes stock for Q2 2025, up 21% quarter-over-quarter.
  • 60 funds opened new Diodes positions in Q2 2025 and 37 closed out, a net change of +23 holders.
  • The largest Diodes buyer in Q2 2025 was Barrow, Hanley, Mewhinney & Strauss, an estimated $23.7M added.
  • The largest Diodes seller in Q2 2025 was Victory Capital Management, an estimated $54.4M sold.

Based on aggregated 13F filings for Q2 2025.