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Pacific Biosciences
PACB
PACB
215 hedge funds and large institutions have $374M invested in Pacific Biosciences in 2025 Q4 according to their latest regulatory filings, with 43 funds opening new positions, 69 increasing their positions, 49 reducing their positions, and 32 closing their positions.
New
Increased
Maintained
Reduced
Closed
303% more call options, than puts
Call options by funds: $7.02M | Put options by funds: $1.74M
57% more capital invested
Capital invested by funds: $238M → $374M (+$136M)
41% more repeat investments, than reductions
Existing positions increased: 69 | Existing positions reduced: 49
34% more first-time investments, than exits
New positions opened: 43 | Existing positions closed: 32
4.49% more ownership
Funds ownership: 62% → 66.49% (+4.5%)
3% more funds holding
Funds holding: 208 → 215 (+7)
50% less funds holding in top 10
Funds holding in top 10: 2 → 1 (-1)
Holders
215
Holders Change
+7
Holders Change %
+3.37%
% of All Funds
2.62%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.01%
New
43
Increased
69
Reduced
49
Closed
32
Calls
$7.02M
Puts
$1.74M
Net Calls
+$5.28M
Net Calls Change
+$3.44M
Top Buyers
| 1 |
AIM
ARK Investment Management
St. Petersburg,
Florida
|
+$12.2M |
| 2 |
D.E. Shaw & Co
New York
|
+$8.53M |
| 3 |
Renaissance Technologies
New York
|
+$7.4M |
| 4 |
CC
Casdin Capital
New York
|
+$6.73M |
| 5 |
Point72 Asset Management
Stamford,
Connecticut
|
+$5.68M |
Top Sellers
| 1 |
EDRH
Edmond de Rothschild Holding
Chambesy,
Switzerland
|
-$13.7M |
| 2 |
MA
Madrone Advisors
Menlo Park,
California
|
-$6.37M |
| 3 |
PEAK6
Chicago,
Illinois
|
-$1.71M |
| 4 |
NAMA
Nikko Asset Management Americas
New York
|
-$1.67M |
| 5 |
Sumitomo Mitsui Trust Group
Minato-Ku, Tokyo,
Japan
|
-$1.67M |
