PACB — PACIFIC BIOSCIENCES OF CALIFORNIA INC

Ownership history in Birchview Capital, LP  ·  9 quarters on record

This page tracks every 13F SEC filing in which Birchview Capital, LP reported a position in PACIFIC BIOSCIENCES OF CALIFORNIA INC (PACB). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
0.55% (2025 Q4)
Avg. % of fund
0.24%
First filed
2016 Q1
Last filed
2025 Q4
Quarters held
9
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 UNCHANGED 500,000 — 0% 0.55% $935K $1.87
2025 Q3 ADDED 500,000 +100,000 +25.0% 0.48% $640K $1.28
2025 Q2 ADDED 400,000 +373,000 +1381.5% 0.49% $496K $1.24
2017 Q2 UNCHANGED 27,000 — 0% 0.05% $96K $3.56
2017 Q1 UNCHANGED 27,000 — 0% 0.08% $140K $5.17
2016 Q4 UNCHANGED 27,000 — 0% 0.06% $103K $3.80
2016 Q3 UNCHANGED 27,000 — 0% 0.14% $242K $8.96
2016 Q2 UNCHANGED 27,000 — 0% 0.14% $190K $7.04
2016 Q1 INITIATED 27,000 — — 0.16% $230K $8.50
% of Fund (quarterly)    PACB price (monthly, adj. close)

Other funds also holding PACB

As of 2025 Q4 — sorted by position size

Pinegrove Venture Partners, LLC 1.38% BOURNE LENT ASSET MANAGEMENT INC 3Y 7Y 0.6% Casdin Capital, LLC 3Y 7Y 0.49% ARK Investment Management LLC 3Y 7Y 0.46% Koss-Olinger Consulting, LLC 3Y 0.38% Green Alpha Advisors, LLC 3Y 0.31% Scientech Research LLC 0.3% IQ EQ FUND MANAGEMENT (IRELAND) Ltd 3Y 7Y 0.24% Amova Asset Management Americas, Inc. 3Y 7Y 0.17% Koa Wealth Management, LLC 0.15%
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