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Alnylam Pharmaceuticals, Inc.

ALNY Healthcare
$245.83 +$6.27 (2.62%)
Market Cap: $32.89 B
Gurus Holding
6
Popularity Rank
#1383
% of Shares Held
0.67%
Net Activity (Q2 2026)
-$59.29 M

Guru Ownership Trend

Guru Analysis for Alnylam Pharmaceuticals, Inc. (ALNY)

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

As of Q2 2026, a total of 6 Super Investors (Gurus) hold positions in the company, with a combined stake valued at approximately $221.29 M.

Top institutional holders include Cliff Asness and Ray Dalio.

Institutional sentiment is currently Bearish. This is evidenced by a $59.29 M net outflow during the quarter.

Recent activity highlights Ken Fisher who increased their stake by 3.4%. Conversely, Cliff Asness reduced exposure by 20.3%.

Key Holders

Top 5 by Value

$218.99 M
$29.98 M
$12.66 M
$6.65 M
$1.88 M

Top 5 by Conviction

Recent Activity Breakdown (Q2 2026)

+$62,315.84
Total Buy Value
New Buys 0
Additions 1
-$59.35 M
Total Sell Value
Reductions 5
Sold Out 0

Guru Consensus (Q2 2026)

Based on recent activity
Net Sellers
5
Net Buyers
1

FAQs for Alnylam Pharmaceuticals, Inc. (ALNY)

Major holders include Cliff Asness ($218.99 M), Ray Dalio ($29.98 M), Joel Greenblatt ($12.66 M). According to the latest reported data, 6 tracked investment managers collectively hold approximately 900,189 shares.

According to the latest 13F reporting period, sentiment appears Bearish (Net Selling). There was a net outflow of $59.29 M, with 1 managers increasing positions and 5 managers reducing holdings.

During the most recent reporting period, 5 managers trimmed their positions, while 0 fully exited ALNY. The total reported sell value was $59.35 M.

Yes, 0 managers opened new positions in ALNY, and 1 increased their existing holdings. The total reported buy value was $62,315.84.

Portfolio Manager % Portfolio Activity Shares Value Report Date
0.08% Reduce -20.3% 728,039 $218.99 M Q2 2026
0.12% Reduce -6.6% 99,584 $29.98 M Q2 2026
0.03% Reduce -3.8% 42,051 $12.66 M Q2 2026
0.04% Reduce -13.5% 22,095 $6.65 M Q2 2026
0.00% Add 3.4% 6,252 $1.88 M Q2 2026
0.01% Reduce -4.6% 2,168 $652,633 Q2 2026
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