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Pacific Biosciences of California, Inc.

PACB Healthcare
$1.5 +$0.01 (0.67%)
Market Cap: $465.9 M
Gurus Holding
6
Popularity Rank
#1300
% of Shares Held
13.04%
Net Activity (Q1 2026)
-$4.84 M

Guru Ownership Trend

Guru Analysis for Pacific Biosciences of California, Inc. (PACB)

Pacific Biosciences of California, Inc. (PACB), a key player in the Healthcare sector, continues to attract institutional attention.

As of Q1 2026, a total of 6 Super Investors (Gurus) hold positions in the company, with a combined stake valued at approximately $60.75 M.

Top institutional holders include Catherine Wood and Renaissance Technologies (RenTech).

Institutional sentiment is currently Slightly Bearish. This is evidenced by a $4.84 M net outflow during the quarter.

Recent activity highlights Cliff Asness who increased their stake by 773.3%. Conversely, Steven Cohen reduced exposure by 90.3%.

Key Holders

Recent Activity Breakdown (Q1 2026)

+$1.79 M
Total Buy Value
New Buys 1
Additions 1
-$6.63 M
Total Sell Value
Reductions 4
Sold Out 0

Guru Consensus (Q1 2026)

Based on recent activity
Net Sellers
4
Net Buyers
2

FAQs for Pacific Biosciences of California, Inc. (PACB)

Major holders include Catherine Wood ($47.88 M), Renaissance Technologies (RenTech) ($3.29 M), Cliff Asness ($1 M). According to the latest reported data, 6 tracked investment managers collectively hold approximately 40.5 M shares.

According to the latest 13F reporting period, sentiment appears Bearish (Net Selling). There was a net outflow of $4.84 M, with 2 managers increasing positions and 4 managers reducing holdings.

During the most recent reporting period, 4 managers trimmed their positions, while 0 fully exited PACB. The total reported sell value was $6.63 M.

Yes, 1 managers opened new positions in PACB, and 1 increased their existing holdings. The total reported buy value was $1.79 M.

Portfolio Manager % Portfolio Activity Shares Value Report Date
0.37% Reduce -2.7% 36,273,288 $47.88 M Q1 2026
0.01% Reduce -35.4% 2,489,100 $3.29 M Q1 2026
0.00% Add 773.3% 759,492 $1 M Q1 2026
0.00% New Buy 684,707 $903,813 Q1 2026
0.00% Reduce -90.3% 285,700 $377,124 Q1 2026
0.00% Reduce -4.4% 10,551 $13,927 Q1 2026
Date
Insider Name
Transaction
Value
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Position / Chg
SEC Form