Who Owns PACB?
Pacific Biosciences of California, Inc. — Institutional Ownership & 13F Holdings
$1.59
+0.01 (+0.31%)
Market Cap
$471.1M
Shares Outstanding
301,998,000
Institutional Holders
224
Total Inst. Value
$32.0B
% of Float Held
76.9%
QoQ Holder Change
+17
Institutional data as of Q1 2025
New Positions
46
Closed Positions
37
Increased
55
Decreased
71
Institutional Ownership Trend
Top 10 Institutional Holders(Q1 2025)
| # | Fund | Value | Shares |
|---|---|---|---|
| 1 | SOFTBANK GROUP CORP. | $24.1B | 20,451,570 |
| 2 | CANADA PENSION PLAN INVESTMENT BOARD | $7.7B | 6,500 |
| 3 | BlackRock, Inc. | $27.7M | 23,455,252 |
| 4 | Madrone Advisors, LLC | $27.6M | 23,391,915 |
| 5 | EDMOND DE ROTHSCHILD HOLDING S.A. | $25.8M | 21,855,180 |
| 6 | VANGUARD GROUP INC | $19.2M | 16,263,464 |
| 7 | Sumitomo Mitsui Trust Group, Inc. | $11.3M | 9,565,331 |
| 8 | STATE STREET CORP | $7.5M | 6,379,592 |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | $7.5M | 6,317,242 |
| 10 | T. Rowe Price Investment Management, Inc. | $5.8M | 4,888,612 |
Biggest Buyers & Sellers This Quarter
Top Buyers
| Fund | Shares Added | Value |
|---|---|---|
| EDMOND DE ROTHSCHILD HOLDING S.A. | +509K | $25.8M |
| VANGUARD GROUP INC | +1.0M | $19.2M |
| GEODE CAPITAL MANAGEMENT, LLC | +54K | $7.5M |
| Koss-Olinger Consulting, LLC | +1.0M | $3.5M |
| UBS Group AG | +798K | $2.7M |
Top Sellers
| Fund | Shares Removed | Value |
|---|---|---|
| MILLENNIUM MANAGEMENT LLC | -14.9M | $3K |
| Bank of New York Mellon Corp | -4.3M | $1.0M |
| GOLDMAN SACHS GROUP INC | -2.9M | $2.2M |
| MORGAN STANLEY | -2.3M | $4.0M |
| Jackson Square Partners, LLC | -1.8M | $3.9M |
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Frequently Asked Questions
How many institutional investors hold PACB?
As of Q1 2025, 224 institutional investors report holding PACB (Pacific Biosciences of California, Inc.) in their 13F filings.
What percentage of Pacific Biosciences of California, Inc. is owned by institutions?
Institutional investors hold approximately 76.9% of Pacific Biosciences of California, Inc.'s float as reported in SEC 13F filings.
Which hedge fund owns the most PACB?
The largest institutional holder of PACB is SOFTBANK GROUP CORP. with $24.1B in shares.
Are institutions buying or selling PACB?
This quarter, 46 institutions opened new positions in PACB and 37 closed their positions.
What is 13F institutional ownership?
SEC Form 13F is a quarterly report filed by institutional investment managers with over $100M in qualifying assets. It discloses their US equity holdings, providing transparency into what the largest investors are buying and selling.
How often is institutional ownership data updated?
13F filings are due 45 days after each calendar quarter end (May 15, Aug 14, Nov 14, Feb 14). Data is updated on HedgeTrace as new filings are processed.