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Regeneron Pharmaceuticals, Inc.

REGN Healthcare
$745.77 $-0.84 (-0.11%)
Market Cap: $78.84 B
Gurus Holding
12
Popularity Rank
#253
% of Shares Held
1.61%
Net Activity (Q4 2025)
-$86.61 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 Q4 2025, a total of 12 Super Investors (Gurus) hold positions in the company, with a combined stake valued at approximately $1.23 B.

Top institutional holders include Cliff Asness and Steven Cohen.

Notably, Mason Hawkins has expressed high conviction in this stock, allocating 5.70% of their equity portfolio to it.

Institutional sentiment is currently Bearish. This is evidenced by a $86.61 M net outflow during the quarter.

Recent activity highlights Cliff Asness who increased their stake by 38.0%. Conversely, Catherine Wood reduced exposure by 99.1%.

Key Holders

Top 5 by Value

$768.52 M
$202.64 M
$127.97 M
$61.96 M
$56.15 M

Top 5 by Conviction

Recent Activity Breakdown (Q4 2025)

+$275.49 M
Total Buy Value
New Buys 0
Additions 5
-$362.1 M
Total Sell Value
Reductions 7
Sold Out 0

Guru Consensus (Q4 2025)

Based on recent activity
Net Sellers
7
Net Buyers
5

FAQs for Regeneron Pharmaceuticals, Inc. (REGN)

Major holders include Cliff Asness ($768.52 M), Steven Cohen ($202.64 M), Mason Hawkins ($127.97 M). According to the latest reported data, 12 tracked investment managers collectively hold approximately 1.66 M shares.

According to the latest 13F reporting period, sentiment appears Bearish (Net Selling). There was a net outflow of $86.61 M, with 5 managers increasing positions and 7 managers reducing holdings.

During the most recent reporting period, 7 managers trimmed their positions, while 0 fully exited REGN. The total reported sell value was $362.1 M.

Yes, 0 managers opened new positions in REGN, and 5 increased their existing holdings. The total reported buy value was $275.49 M.

Portfolio Manager % Portfolio Activity Shares Value Report Date
0.40% Add 38.0% 995,710 $768.52 M Q4 2025
0.23% Add 30.3% 262,527 $202.64 M Q4 2025
5.70% Add 14.7% 165,792 $127.97 M Q4 2025
0.23% Reduce -4.7% 80,271 $61.96 M Q4 2025
0.20% Reduce -69.1% 72,745 $56.15 M Q4 2025
0.11% Reduce -7.8% 56,704 $43.77 M Q4 2025
0.01% Reduce -96.7% 9,082 $7.01 M Q4 2025
0.02% Reduce -77.0% 5,885 $4.54 M Q4 2025
0.00% Add 7.6% 4,990 $3.85 M Q4 2025
0.01% Reduce -4.1% 705 $544,168 Q4 2025
0.00% Add 0.5% 649 $500,944 Q4 2025
0.00% Reduce -99.1% 110 $84,651 Q4 2025
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