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Alnylam Pharmaceuticals, Inc. (ALNY)

Price$245.51Cached quote
ALNYNasdaq
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Financial charts

Revenue

Net income

Free cash flow

Total cash / debt

CashTotal debt

Financial statements

18 annual periodsNewest to oldest
202520242023202220212020201920182017201620152014201320122011201020092008
Revenue$3.71B$2.25B$1.83B$1.04B$844.3M$492.9M$219.8M$74.9M$89.9M$47.2M—————$100.0M$100.5M$96.2M
Gross profit$3.04B$1.94B$1.56B$897.2M$729.3M$418.7M$194.7M$73.1M$89.9M—————————
Gross margin81.77%86.37%85.33%86.49%86.38%84.95%88.60%97.59%100.00%—————————
Research & development$1.32B$1.13B$1.00B$883.0M$792.2M$654.8M$655.1M$505.4M$390.6M$382.4M$276.5M$190.2M$113.0M$86.6M$99.3M$106.4M$108.7M$96.9M
Operating expenses$3.21B$2.43B$2.11B$1.82B$1.55B$1.32B$1.16B$889.6M$590.0M$471.7M$337.1M$455.5M$140.1M$196.2M$137.6M$144.1M$148.6M$124.0M
Operating income$501.6M−$176.9M−$282.2M−$785.1M−$708.7M−$828.4M−$939.4M−$814.7M−$500.1M−$424.6M−$296.0M−$405.0M−$92.9M−$129.5M−$54.8M−$44.1M−$48.1M−$27.8M
Operating margin13.51%−7.87%−15.43%−75.68%−83.93%−168.09%−427.50%−1,087.56%−556.20%−900.33%—————−44.05%−47.86%−28.95%
EBITDA$557.2M−$120.2M−$228.1M−$740.6M−$661.1M−$793.7M−$922.3M−$799.4M−$486.7M−$409.5M−$277.0M−$393.1M−$82.7M−$120.4M−$49.7M−$39.1M−$42.1M−$22.1M
EBITDA margin15.00%−5.35%−12.48%−71.39%−78.30%−161.04%−419.68%−1,067.21%−541.33%−868.25%—————−39.11%−41.90%−22.99%
Net income$313.7M−$278.2M−$440.2M−$1.13B−$852.8M−$858.3M−$886.1M−$761.5M−$490.9M−$410.1M−$290.1M−$360.4M−$89.2M−$106.0M−$57.6M−$43.5M−$47.6M−$26.2M
Net profit margin8.45%−12.37%−24.08%−109.04%−101.01%−174.15%−403.24%−1,016.58%−545.95%−869.63%—————−43.50%−47.34%−27.30%
Basic EPSper basic share$2.39-$2.18-$3.52-$9.30-$7.20-$7.46-$8.11-$7.57-$5.42-$4.79-$3.45-$4.85-$1.45-$2.11-$1.36-$1.04-$1.14—
Diluted EPSper diluted share$2.33-$2.18-$3.52-$9.30-$7.20-$7.46-$8.11-$7.57-$5.42-$4.79-$3.45-$4.85-$1.45-$2.11-$1.36-$1.04-$1.14—
Review official source filings ↗

Owners

Reported shareholders

Reference date Jun 30, 2026

Reported holdings Number of shares

View holders
Top 20 reported holders of ALNY
HolderShares held
Greenstreet Yvonne
96.1K
Poulton Jeffrey V.
61.86K
Tanguler Tolga
34.3K
SCHULMAN AMY W
24.05K
Fitzgerald Kevin Joseph
21.11K
Garg Pushkal
19.37K
SUPRAN BRYAN
14.57K
McLaughlin Melissa
9.44K
Hesslein Robert W.
8K
Ausiello Dennis A
5.08K
Sigal Charles Elliott
3.45K
HAMBURG MARGARET A
1.58K
KELLOGG PETER N
1.45K
BRANDICOURT OLIVIER
1.45K
Reitan Colleen F
1.45K
Bertozzi Carolyn R
775
Arbuckle Stuart A
671
PYOTT DAVID E I
—
BONNEY MICHAEL W
—
SHARP PHILLIP A
—

Bars compare reported share counts. A matching total for this share class and reporting period is unavailable, so percentages are not shown.

Source: SEC Form 4 ↗Updated Sep 29, 2026 · Quarterly data

Insider buys & sells

Jul 1, 2024–Jun 30, 2026
Buys2$10.4K disclosed value
Sells (SEC code S)645$162.14M disclosed value
250 recent transactions
TransactionInsiderTypeSharesPriceValueOwned after
Jun 1, 2026Form 4 · 10b5-1PYOTT DAVID E IDirectorSellCommon Stock17$302.65$5.1K1.6K
Jun 1, 2026Form 4 · 10b5-1PYOTT DAVID E IDirectorSellCommon Stock495$300.72$148.9K1.6K
Jun 1, 2026Form 4 · 10b5-1PYOTT DAVID E IDirectorSellCommon Stock1.2K$299.87$366.4K2.1K
Jun 1, 2026Form 4 · 10b5-1PYOTT DAVID E IDirectorSellCommon Stock1.2K$298.91$351.2K3.3K
Jun 1, 2026Form 4 · 10b5-1PYOTT DAVID E IDirectorSellCommon Stock921$297.71$274.2K4.5K
Review ownership filings at SEC.gov ↗

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