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Pacific Biosciences
PACB

Overview Fund Activity

203 hedge funds and large institutions have $243M invested in Pacific Biosciences in 2025 Q2 according to their latest regulatory filings, with 29 funds opening new positions, 54 increasing their positions, 69 reducing their positions, and 46 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
203
Holders Change
-19
Holders Change %
-8.56%
% of All Funds
2.72%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.01%
New
29
Increased
54
Reduced
69
Closed
46
Calls
$2.16M
Puts
$2.62M
Net Calls
-$462K
Net Calls Change
-$3.02M

Top Buyers

1
PD
1
Point72 (DIFC)
United Arab Emirates
$3.05M
2
PEAK6
2
PEAK6
Illinois
$1.24M
3
Susquehanna International Group
3
Susquehanna International Group
Pennsylvania
$1.59M
4
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$1.13M
5
National Bank of Canada
5
National Bank of Canada
Quebec, Canada
$1.34M

Top Sellers

1
EDRH
1
Edmond de Rothschild Holding
Switzerland
$16.6M
2
MA
2
Madrone Advisors
California
$20.8M
3
T. Rowe Price Investment Management
3
T. Rowe Price Investment Management
Maryland
$10K
4
JSP
4
Jackson Square Partners
California
$686K
5
Morgan Stanley
5
Morgan Stanley
New York
$1.03M
Name Holding Trade Value Shares
Change 		Shares
Change %
SM
201
Senvest Management
New York
– -$1.29M -1,093,954 Closed
SFM
202
Soros Fund Management
New York
– -$1.18M -1,000,000 Closed
Nordea Investment Management
203
Nordea Investment Management
Sweden
– -$1.01M -884,642 Closed
Two Sigma Investments
204
Two Sigma Investments
New York
– -$640K -542,200 Closed
UBS AM
205
UBS AM
Illinois
– -$627K -531,321 Closed
Toronto Dominion Bank
206
Toronto Dominion Bank
Ontario, Canada
– -$590K -500,100 Closed
Swiss National Bank
207
Swiss National Bank
Switzerland
– -$561K -475,246 Closed
Jane Street
208
Jane Street
New York
– -$371K -314,631 Closed
AG
209
Algert Global
California
– -$323K -273,557 Closed
GCP
210
GSA Capital Partners
United Kingdom
– -$246K -208,776 Closed
State of Wisconsin Investment Board
211
State of Wisconsin Investment Board
Wisconsin
– -$188K -159,645 Closed
SFI
212
Susquehanna Fundamental Investments
Pennsylvania
– -$161K -136,683 Closed
CF
213
Corebridge Financial
Texas
– -$158K -134,010 Closed
Janus Henderson Group
214
Janus Henderson Group
United Kingdom
– -$125K -109,941 Closed
SP
215
SIH Partners
Delaware
– -$108K -91,128 Closed
AF
216
Avanza Fonder
Sweden
– -$103K -80,727 Closed
ASRS
217
Arizona State Retirement System
Arizona
– -$84.4K -71,506 Closed
BBA
218
Baader Bank Aktiengesellschaft
Germany
– -$57.8K -61,962 Closed
GC
219
Guggenheim Capital
Illinois
– -$54.9K -46,517 Closed
KK
220
KLP Kapitalforvaltning
Norway
– -$48.1K -40,800 Closed
Teacher Retirement System of Texas
221
Teacher Retirement System of Texas
Texas
– -$43.1K -36,528 Closed
SG Americas Securities
222
SG Americas Securities
New York
– -$39K -32,904 Closed
Pictet Asset Management
223
Pictet Asset Management
Switzerland
– -$31.9K -27,025 Closed
Public Employees Retirement Association of Colorado
224
Public Employees Retirement Association of Colorado
Colorado
– -$31K -26,468 Closed
MML Investors Services
225
MML Investors Services
Massachusetts
– -$30K -25,600 Closed
6 7 8
9
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