We are live on ! Find out more
PDFS icon

PDF Solutions

208 hedge funds and large institutions have $1.05B invested in PDF Solutions in 2026 Q1 according to their latest regulatory filings, with 41 funds opening new positions, 70 increasing their positions, 60 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed

156% more first-time investments, than exits

New positions opened: 41 | Existing positions closed: 16

21% more capital invested

Capital invested by funds: $874M → $1.05B (+$180M)

17% more repeat investments, than reductions

Existing positions increased: 70 | Existing positions reduced: 60

11% more funds holding

Funds holding: 187208 (+21)

3.25% more ownership

Funds ownership: 77.5%80.75% (+3.3%)

14% less funds holding in top 10

Funds holding in top 10: 76 (-1)

68% less call options, than puts

Call options by funds: $379K | Put options by funds: $1.2M

Holders
208
Holders Change
+21
Holders Change %
+11.23%
% of All Funds
2.56%
Holding in Top 10
6
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-14.29%
% of All Funds
0.07%
New
41
Increased
70
Reduced
60
Closed
16
Calls
$379K
Puts
$1.2M
Net Calls
-$818K
Net Calls Change
-$1.05M
Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$159M -$623K -19,069 -0.4%
NIM
2
Needham Investment Management
New York
$66.2M +$1.89M +57,700 +3%
VPM
3
Vanguard Portfolio Management
Pennsylvania
$45.8M +$45.8M +1,400,722 New
VCM
4
Vanguard Capital Management
Pennsylvania
$45.4M +$45.4M +1,388,122 New
RIM
5
Ranger Investment Management
Texas
$41.9M +$3.58M +109,616 +9%
William Blair Investment Management
6
William Blair Investment Management
Illinois
$41.1M -$3.36M -102,922 -8%
State Street
7
State Street
Massachusetts
$39M +$1.33M +40,832 +4%
Barrow, Hanley, Mewhinney & Strauss
8
Barrow, Hanley, Mewhinney & Strauss
Texas
$37.3M +$37.3M +1,140,547 New
OAM
9
Ophir Asset Management
Australia
$37.2M +$13.5M +414,222 +57%
SCM
10
Snyder Capital Management
California
$34.7M +$3.43M +105,043 +11%
Janus Henderson Group
11
Janus Henderson Group
United Kingdom
$33.9M +$4.04M +123,531 +14%
SM
12
Samjo Management
New York
$30.1M -$7.55M -231,064 -20%
EA
13
Emerald Advisers
Pennsylvania
$28.2M -$2.7M -82,553 -9%
Dimensional Fund Advisors
14
Dimensional Fund Advisors
Texas
$27.7M +$1.46M +44,730 +6%
Loomis, Sayles & Company
15
Loomis, Sayles & Company
Massachusetts
$27.1M +$11.8M +361,927 +78%
Geode Capital Management
16
Geode Capital Management
Massachusetts
$26.2M +$1.05M +32,071 +4%
DCM
17
Divisar Capital Management
California
$20.4M -$4.46M -136,451 -18%
EMFAT
18
Emerald Mutual Fund Advisers Trust
Pennsylvania
$19.4M
WA
19
Wasatch Advisors
Utah
$16.6M -$477K -14,583 -3%
SBCM
20
Silverberg Bernstein Capital Management
New York
$15.5M -$32.7K -1,000 -0.2%
Russell Investments Group
21
Russell Investments Group
United Kingdom
$14.4M +$1.12M +34,346 +8%
ACH
22
ArrowMark Colorado Holdings
Colorado
$11.7M -$4.47M -136,723 -28%
DDC
23
DF Dent & Co
Maryland
$11.5M +$11.5M +352,960 New
Northern Trust
24
Northern Trust
Illinois
$11.5M +$151K +4,625 +1%
Morgan Stanley
25
Morgan Stanley
New York
$11.2M -$1.88M -57,442 -14%