Latest Institutional Purchases of Alnylam Pharmaceuticals, Inc. (ALNY)
This list provides information on the latest institutional transactions involving Alnylam Pharmaceuticals, Inc. (ALNY) stock that were buys. The list includes the name of the institution, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the purchase has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Jul 01, 2025
Q2 2025
|
Central Pacific Bank Trust Division
Honolulu, HI |
BUY
|
- |
365+ 13.76% |
$81.9K - $119K
|
3.02K
$978K
|
|
|
Jul 08, 2025
Q2 2025
|
Massmutual Trust CO Fsb
|
BUY
|
- |
52+ 36.11% |
$11.7K - $17K
|
196
$63.5K
|
|
|
Jul 07, 2025
Q2 2025
|
Versant Capital Management, Inc
|
BUY
|
- |
51+ 15.18% |
$11.4K - $16.6K
|
387
$125K
|
|
|
Jul 08, 2025
Q2 2025
|
Nbc Securities, Inc.
Birmingham, AL |
BUY
|
- |
12New |
$2.69K - $3.91K
|
12
$3.89K
|
|
| Q1 2025 | |||||||
|
May 13, 2025
Q1 2025
|
Wellington Management Group LLP
Boston, MA |
BUY
|
- |
2.61MNew |
$609M - $759M
|
2.61M
$846M
|
|
|
May 12, 2025
Q1 2025
|
Nuveen, LLC
Charlotte, NC |
BUY
|
- |
883KNew |
$206M - $257M
|
883K
$286M
|
|
|
May 15, 2025
Q1 2025
|
Bank Of America Corp
Charlotte, NC |
BUY
|
- |
646K+ 154.35% |
$151M - $188M
|
1.06M
$345M
|
|
|
May 12, 2025
Q1 2025
|
Invesco Ltd.
Atlanta, GA |
BUY
|
- |
355K+ 63.62% |
$82.8M - $103M
|
914K
$296M
|
|
|
May 09, 2025
Q1 2025
|
Vanguard Group Inc
Valley Forge, PA |
BUY
|
- |
323K+ 2.54% |
$75.3M - $94M
|
13.1M
$4.23B
|
|
|
May 15, 2025
Q1 2025
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
BUY
|
- |
301KNew |
$70.1M - $87.4M
|
301K
$97.4M
|
|
|
Apr 24, 2025
Q1 2025
|
Allspring Global Investments Holdings, LLC
|
BUY
|
- |
271KNew |
$63.1M - $78.8M
|
271K
$87.8M
|
|
|
May 15, 2025
Q1 2025
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
BUY
|
- |
197K+ 250.0% |
$45.9M - $57.3M
|
276K
$89.4M
|
|
|
May 15, 2025
Q1 2025
|
Adage Capital Partners Gp, L.L.C.
Boston, MA |
BUY
|
- |
189K+ 203.24% |
$44.1M - $55M
|
282K
$91.5M
|
|
|
May 12, 2025
Q1 2025
|
Capital Research Global Investors
Los Angeles, CA |
BUY
|
- |
186K+ 2.67% |
$43.4M - $54.1M
|
7.15M
$2.32B
|
|
|
May 14, 2025
Q1 2025
|
Price T Rowe Associates Inc
Baltimore, MD |
BUY
|
- |
186K+ 5.6% |
$43.3M - $54M
|
3.51M
$1.14B
|
|
|
May 14, 2025
Q1 2025
|
Scs Capital Management LLC
Boston, MA |
BUY
|
- |
171KNew |
$39.9M - $49.7M
|
171K
$55.5M
|
|
|
May 14, 2025
Q1 2025
|
Winslow Capital Management, LLC
Minneapolis, MN |
BUY
|
- |
167K+ 16.33% |
$38.8M - $48.4M
|
1.19M
$385M
|
|
|
May 15, 2025
Q1 2025
|
Orbis Allan Gray LTD
Hamilton, D0 |
BUY
|
- |
162K+ 11.01% |
$37.8M - $47.1M
|
1.63M
$530M
|
|
|
May 15, 2025
Q1 2025
|
Woodline Partners LP
San Francisco, CA |
BUY
|
- |
156KNew |
$36.5M - $45.5M
|
156K
$50.7M
|
|
|
May 13, 2025
Q1 2025
|
American Century Companies Inc
Kansas City, MO |
BUY
|
- |
156K+ 9.75% |
$36.5M - $45.5M
|
1.76M
$571M
|
|
|
May 13, 2025
Q1 2025
|
Prudential Financial Inc
Newark, NJ |
BUY
|
- |
153K+ 817.22% |
$35.7M - $44.6M
|
172K
$55.8M
|
|
|
May 15, 2025
Q1 2025
|
Jacobs Levy Equity Management, Inc
Florham Park, NJ |
BUY
|
- |
153KNew |
$35.7M - $44.5M
|
153K
$49.6M
|
|
|
May 12, 2025
Q1 2025
|
Capital World Investors
Los Angeles, CA |
BUY
|
- |
149K+ 0.9% |
$34.8M - $43.3M
|
16.7M
$5.43B
|
|
|
May 14, 2025
Q1 2025
|
1832 Asset Management L.P.
Toronto, A6 |
BUY
|
- |
144KNew |
$33.6M - $41.9M
|
144K
$46.7M
|
|
|
Apr 15, 2025
Q1 2025
|
Sg Americas Securities, LLC
|
BUY
|
- |
131K+ 7876.0% |
$30.6M - $38.2M
|
133K
$43.1M
|
|
|
May 13, 2025
Q1 2025
|
Geode Capital Management, LLC
Boston, MA |
BUY
|
- |
116K+ 5.26% |
$27M - $33.7M
|
2.32M
$753M
|
|
|
May 05, 2025
Q1 2025
|
Allianz Asset Management Gmb H
Munich, 2M |
BUY
|
- |
110K+ 100.7% |
$25.6M - $31.9M
|
219K
$70.8M
|
|
|
May 12, 2025
Q1 2025
|
Citigroup Inc
|
BUY
|
- |
108K+ 124.1% |
$25.1M - $31.3M
|
195K
$63.1M
|
|
|
May 12, 2025
Q1 2025
|
Fil LTD
Hamilton, D0 |
BUY
|
- |
95.8K+ 434.13% |
$22.3M - $27.8M
|
118K
$38.2M
|
|
|
May 15, 2025
Q1 2025
|
Two Sigma Investments, LP
New York, NY |
BUY
|
- |
90.3K+ 84.3% |
$21M - $26.2M
|
197K
$64M
|
|
|
May 15, 2025
Q1 2025
|
Pfm Health Sciences, LP
San Francisco, CA |
BUY
|
- |
87.1KNew |
$20.3M - $25.3M
|
87.1K
$28.2M
|
|
|
May 15, 2025
Q1 2025
|
J. Goldman & CO LP
New York, NY |
BUY
|
- |
74.2KNew |
$17.3M - $21.6M
|
74.2K
$24M
|
|
|
May 15, 2025
Q1 2025
|
Sofinnova Investments, Inc.
Menlo Park, CA |
BUY
|
- |
66K+ 59.94% |
$15.4M - $19.2M
|
176K
$57.1M
|
|
|
May 15, 2025
Q1 2025
|
Iron Triangle Partners LP
Cos Cob, CT |
BUY
|
- |
65.4KNew |
$15.2M - $19M
|
65.4K
$21.2M
|
|
|
Apr 15, 2025
Q1 2025
|
Handelsbanken Fonder Ab
|
BUY
|
- |
62.3K+ 114.7% |
$14.5M - $18.1M
|
117K
$37.8M
|
|
|
May 15, 2025
Q1 2025
|
George Soros
Soros Fund Management LLC | New York, Ny
|
BUY
|
- |
60KNew |
$14M - $17.4M
|
60K
$19.4M
|
|
|
May 14, 2025
Q1 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
- |
59.6K+ 551.43% |
$13.9M - $17.3M
|
70.5K
$22.8M
|
|
|
May 15, 2025
Q1 2025
|
Royal Bank Of Canada
Toronto, A6 |
BUY
|
CALL |
57.3KNew |
$13.4M - $16.7M
|
57.3K
$18.6M
|
|
|
May 13, 2025
Q1 2025
|
Russell Investments Group, Ltd.
|
BUY
|
- |
56K+ 76.59% |
$13.1M - $16.3M
|
129K
$41.9M
|
|
|
May 14, 2025
Q1 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
PUT |
55.7K+ 34.11% |
$13M - $16.2M
|
219K
$71M
|
|
|
May 14, 2025
Q1 2025
|
Affinity Asset Advisors, LLC
New York, NY |
BUY
|
CALL |
55KNew |
$12.8M - $16M
|
55K
$17.8M
|
|
|
May 05, 2025
Q1 2025
|
Pictet Asset Management Holding Sa
Carouge, V8 |
BUY
|
- |
50.4K+ 11.69% |
$11.7M - $14.6M
|
481K
$156M
|
|
|
May 15, 2025
Q1 2025
|
Kingdon Capital Management, L.L.C.
New York, NY |
BUY
|
PUT |
50KNew |
$11.7M - $14.5M
|
50K
$16.2M
|
|
|
May 02, 2025
Q1 2025
|
Jennison Associates LLC
|
BUY
|
- |
49.3K+ 18.97% |
$11.5M - $14.3M
|
309K
$100M
|
|
|
May 14, 2025
Q1 2025
|
Jane Street Group, LLC
New York, NY |
BUY
|
PUT |
45.8K+ 97.03% |
$10.7M - $13.3M
|
93K
$30.1M
|
|
|
May 15, 2025
Q1 2025
|
Voloridge Investment Management, LLC
Jupiter, FL |
BUY
|
- |
45.5K+ 271.38% |
$10.6M - $13.2M
|
62.3K
$20.2M
|
|
|
May 13, 2025
Q1 2025
|
Franklin Resources Inc
San Mateo, CA |
BUY
|
- |
44.2K+ 10.67% |
$10.3M - $12.8M
|
458K
$149M
|
|
|
May 15, 2025
Q1 2025
|
Twin Tree Management, LP
Dallas, TX |
BUY
|
PUT |
43.3K+ 666.15% |
$10.1M - $12.6M
|
49.8K
$16.1M
|
|
|
May 15, 2025
Q1 2025
|
Panagora Asset Management Inc
Boston, MA |
BUY
|
- |
41.3K+ 74.53% |
$9.64M - $12M
|
96.8K
$31.4M
|
|
|
May 15, 2025
Q1 2025
|
Worldquant Millennium Advisors LLC
New York, NY |
BUY
|
- |
40.9K+ 27.24% |
$9.54M - $11.9M
|
191K
$61.9M
|
|