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Regeneron Pharmaceuticals, Inc.

REGN Healthcare
$611.51 $-0.63 (-0.10%)
Market Cap: $62.21 B
Gurus Holding
11
Popularity Rank
#351
% of Shares Held
1.58%
Net Activity (Q1 2026)
-$34.78 M

Guru Ownership Trend

Guru Analysis for Regeneron Pharmaceuticals, Inc. (REGN)

Regeneron Pharmaceuticals, Inc. (REGN), a key player in the Healthcare sector, continues to attract institutional attention.

As of Q1 2026, a total of 11 Super Investors (Gurus) hold positions in the company, with a combined stake valued at approximately $985.4 M.

Top institutional holders include Cliff Asness and Mason Hawkins.

Institutional sentiment is currently Slightly Bearish. This is evidenced by a $34.78 M net outflow during the quarter.

Recent activity highlights Renaissance Technologies (RenTech) who increased their stake by 635.5%. Conversely, Steven Cohen reduced exposure by 99.2%.

Key Holders

Top 5 by Value

Top 5 by Conviction

Recent Activity Breakdown (Q1 2026)

+$233.33 M
Total Buy Value
New Buys 0
Additions 5
-$268.11 M
Total Sell Value
Reductions 6
Sold Out 1

Guru Consensus (Q1 2026)

Based on recent activity
Net Sellers
7
Net Buyers
5

FAQs for Regeneron Pharmaceuticals, Inc. (REGN)

Major holders include Cliff Asness ($946.01 M), Mason Hawkins ($100.95 M), Joel Greenblatt ($64.01 M). According to the latest reported data, 11 tracked investment managers collectively hold approximately 1.61 M shares.

According to the latest 13F reporting period, sentiment appears Bearish (Net Selling). There was a net outflow of $34.78 M, with 5 managers increasing positions and 7 managers reducing holdings.

During the most recent reporting period, 6 managers trimmed their positions, while 1 fully exited REGN. The total reported sell value was $268.11 M.

Yes, 0 managers opened new positions in REGN, and 5 increased their existing holdings. The total reported buy value was $233.33 M.

Portfolio Manager % Portfolio Activity Shares Value Report Date
0.43% Add 23.6% 1,231,008 $946.01 M Q1 2026
4.97% Reduce -21.2% 130,662 $100.95 M Q1 2026
0.20% Add 3.2% 82,846 $64.01 M Q1 2026
0.08% Add 635.5% 66,802 $51.61 M Q1 2026
0.11% Reduce -2.4% 55,353 $42.77 M Q1 2026
0.08% Reduce -68.8% 22,724 $17.56 M Q1 2026
0.07% Add 129.1% 13,481 $10.42 M Q1 2026
0.00% Add 1.4% 5,059 $3.91 M Q1 2026
0.00% Reduce -99.2% 2,175 $1.68 M Q1 2026
0.01% Reduce -4.3% 675 $521,532 Q1 2026
0.00% Reduce -1.5% 639 $493,717 Q1 2026
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Value
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Position / Chg
SEC Form