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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 %
RA
151
RFG Advisory
Alabama
$12.9K +$12.9K +10,381 New
HighTower Advisors
152
HighTower Advisors
Illinois
$12.6K -$1.19K -963 -9%
CFO
153
Callan Family Office
Pennsylvania
$12.4K +$12.4K +10,024 New
AB
154
Amalgamated Bank
New York
$12K – – –
Zurich Cantonal Bank
155
Zurich Cantonal Bank
Switzerland
$12K -$92.6K -74,657 -89%
FDCDDQ
156
Federation des caisses Desjardins du Quebec
Quebec, Canada
$11.4K – – –
T. Rowe Price Investment Management
157
T. Rowe Price Investment Management
Maryland
$10K -$6.69M -4,881,313 -100%
SCM
158
Sterling Capital Management
North Carolina
$9.09K +$3.24K +2,611 +55%
GFM
159
GF Fund Management
China
$8.42K – – –
Nisa Investment Advisors
160
Nisa Investment Advisors
Missouri
$7.71K -$3K -2,421 -28%
NFSG
161
Newbridge Financial Services Group
Florida
$7.44K – – –
SS
162
SBI Securities
Japan
$4.61K +$262 +211 +6%
PA
163
Parallel Advisors
California
$3.72K -$905 -730 -20%
FHA
164
First Horizon Advisors
Tennessee
$3.53K -$1.92K -1,547 -35%
S
165
SignatureFD
Georgia
$3.37K +$530 +427 +19%
AF
166
Allworth Financial
California
$3.31K -$2.7K -2,176 -45%
Comerica Bank
167
Comerica Bank
Texas
$3.13K – – –
WSFS
168
Wilmington Savings Fund Society
Delaware
$3.1K – – –
Carson Wealth (CWM LLC)
169
Carson Wealth (CWM LLC)
Nebraska
$3K +$1.01K +765 +51%
CIAM
170
Caitong International Asset Management
Hong Kong
$2.85K -$17.9K -14,401 -86%
GC
171
Garde Capital
Washington
$2.48K – – –
AAP
172
Arax Advisory Partners
Colorado
$2.48K +$1.24K +1,000 +100%
DWS
173
Dynamic Wealth Strategies
California
$2.08K – – –
CIBC Private Wealth Group
174
CIBC Private Wealth Group
Georgia
$1.87K – – –
CSC
175
Caldwell Sutter Capital
California
$1.18K – – –
5 6
7
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