Latest Institutional Sells of Ionis Pharmaceuticals Inc (IONS)
This list provides information on the latest institutional transactions involving Ionis Pharmaceuticals Inc (IONS) stock that were sells. 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 sale has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Jul 14, 2025
Q2 2025
|
Gamma Investing LLC
Foster City, CA |
SELL
|
- |
-31- 3.23% |
$791 - $1.24K
|
930
$56.9K
|
|
|
Aug 08, 2025
Q2 2025
|
Itau Unibanco Holding S.A.
Sao Paulo, D5 |
SELL
|
- |
-19- 1.66% |
$485 - $760
|
1.12K
$68.8K
|
|
|
Jul 24, 2025
Q2 2025
|
Hemington Wealth Management
|
SELL
|
- |
-14- 24.14% |
$357 - $560
|
44
$2.69K
|
|
|
Aug 08, 2025
Q2 2025
|
Bell Investment Advisors, Inc
Oakland, CA |
SELL
|
- |
-10- 14.08% |
$255 - $400
|
61
$3.73K
|
|
|
Aug 14, 2025
Q2 2025
|
Lazard Asset Management LLC
New York, NY |
SELL
|
- |
-9- 0.01% |
$230 - $360
|
60.7K
$3.72M
|
|
|
Aug 14, 2025
Q2 2025
|
Core Cap Advisors, LLC
Southfield, MI |
SELL
|
- |
-7- 13.46% |
$179 - $280
|
45
$2.75K
|
|
|
Aug 06, 2025
Q2 2025
|
True Wealth Design, LLC
Akron, OH |
SELL
|
- |
-6- 46.15% |
$153 - $240
|
7
$428
|
|
|
Aug 11, 2025
Q2 2025
|
Principal Securities, Inc.
Des Moines, IA |
SELL
|
- |
-4- 5.97% |
$102 - $160
|
63
$3.85K
|
|
|
Aug 07, 2025
Q2 2025
|
Sbi Securities Co., Ltd.
Tokyo, M0 |
SELL
|
- |
-3- 1.15% |
$76.5 - $120
|
257
$15.7K
|
|
| Q1 2025 | |||||||
|
May 15, 2025
Q1 2025
|
Orbimed Advisors LLC
San Diego, CA |
SELL
|
- |
-277K- 9.84% |
$8.36M - $9.69M
|
2.54M
$155M
|
|
|
May 14, 2025
Q1 2025
|
Jane Street Group, LLC
New York, NY |
SELL
|
- |
-111K- 67.13% |
$3.33M - $3.86M
|
54.1K
$3.31M
|
|
|
May 15, 2025
Q1 2025
|
Twin Tree Management, LP
Dallas, TX |
SELL
|
PUT |
-81.3K- 87.89% |
$2.45M - $2.84M
|
11.2K
$685K
|
|
|
May 15, 2025
Q1 2025
|
Twin Tree Management, LP
Dallas, TX |
SELL
|
- |
-77.5K- 87.19% |
$2.34M - $2.71M
|
11.4K
$696K
|
|
|
May 13, 2025
Q1 2025
|
Schroder Investment Management Group
London, X0 |
SELL
|
- |
-54.7K- 54.35% |
$1.65M - $1.91M
|
46K
$2.81M
|
|
|
May 14, 2025
Q1 2025
|
Susquehanna Fundamental Investments, LLC
Bala Cynwyd, PA |
SELL
|
- |
-54.4K- 25.54% |
$1.64M - $1.9M
|
159K
$9.7M
|
|
|
May 14, 2025
Q1 2025
|
Artisan Partners Limited Partnership
Milwaukee, WI |
SELL
|
- |
-49.5K- 19.58% |
$1.49M - $1.73M
|
203K
$12.4M
|
|
|
Sep 15, 2025
Q1 2025
|
Charles Schwab Investment Management Inc
San Francisco, CA |
SELL
|
- |
-44.2K- 2.97% |
$1.33M - $1.55M
|
1.44M
$88.3M
|
|
|
May 15, 2025
Q1 2025
|
Allostery Investments LP
Stamford, CT |
SELL
|
- |
-30K- 46.15% |
$905K - $1.05M
|
35K
$2.14M
|
|
|
Jul 16, 2025
Q1 2025
|
Virginia Retirement Systems Et Al
Richmond, VA |
SELL
|
- |
-16.4K- 49.78% |
$494K - $573K
|
16.5K
$1.01M
|
|
|
May 14, 2025
Q1 2025
|
Bellevue Group Ag
Kuesnacht, V8 |
SELL
|
- |
-15.5K- 0.2% |
$468K - $542K
|
7.85M
$480M
|
|
|
May 07, 2025
Q1 2025
|
Xtx Topco LTD
London, X0 |
SELL
|
- |
-13K- 51.09% |
$391K - $453K
|
12.4K
$759K
|
|
|
May 14, 2025
Q1 2025
|
Torno Capital, LLC
Cohasset, MA |
SELL
|
PUT |
-9.9KClosed |
$299K - $346K
|
0
$0
|
|
|
May 14, 2025
Q1 2025
|
Torno Capital, LLC
Cohasset, MA |
SELL
|
- |
-9.5KClosed |
$287K - $332K
|
0
$0
|
|
|
May 15, 2025
Q1 2025
|
Amundi
Paris, I0 |
SELL
|
- |
-7.5K- 65.95% |
$226K - $262K
|
3.87K
$237K
|
|
|
May 05, 2025
Q1 2025
|
Private Advisor Group, LLC
|
SELL
|
- |
-6.14K- 15.1% |
$185K - $215K
|
34.5K
$2.11M
|
|
|
May 12, 2025
Q1 2025
|
Swiss National Bank
Zurich, V8 |
SELL
|
- |
-3.9K- 1.4% |
$118K - $136K
|
275K
$16.8M
|
|
|
Apr 15, 2025
Q1 2025
|
Sg Americas Securities, LLC
|
SELL
|
- |
-3.88K- 16.2% |
$117K - $136K
|
20.1K
$1.23M
|
|
|
May 15, 2025
Q1 2025
|
Wolverine Trading, LLC
Chicago, IL |
SELL
|
PUT |
-3.5K- 34.65% |
$106K - $122K
|
6.6K
$404K
|
|
|
May 15, 2025
Q1 2025
|
Quarry LP
New York, NY |
SELL
|
- |
-3K- 50.0% |
$90.5K - $105K
|
3K
$184K
|
|
|
May 15, 2025
Q1 2025
|
Sandia Investment Management LP
Boston, MA |
SELL
|
- |
-2.5K- 50.0% |
$75.4K - $87.4K
|
2.5K
$153K
|
|
|
May 15, 2025
Q1 2025
|
Blue Crest Capital Management LTD
St Helier, Y9 |
SELL
|
- |
-1.4K- 5.34% |
$42.2K - $49K
|
24.8K
$1.52M
|
|
|
May 15, 2025
Q1 2025
|
Bridgefront Capital, LLC
Austin, TX |
SELL
|
- |
-1.27K- 5.84% |
$38.4K - $44.6K
|
20.5K
$1.26M
|
|
|
May 14, 2025
Q1 2025
|
Cibc Private Wealth Group, LLC
|
SELL
|
- |
-1.1K- 97.33% |
$33K - $38.3K
|
30
$1.84K
|
|
|
May 13, 2025
Q1 2025
|
Quadrant Capital Group LLC
Cincinnati, OH |
SELL
|
- |
-705- 64.92% |
$21.3K - $24.7K
|
381
$23.3K
|
|
|
Apr 15, 2025
Q1 2025
|
Handelsbanken Fonder Ab
|
SELL
|
- |
-600- 1.37% |
$18.1K - $21K
|
43.2K
$2.64M
|
|
|
May 05, 2025
Q1 2025
|
Lindbrook Capital, LLC
|
SELL
|
- |
-596- 57.53% |
$18K - $20.8K
|
440
$26.9K
|
|
|
May 14, 2025
Q1 2025
|
Walleye Trading LLC
Plymouth, MN |
SELL
|
- |
-559- 5.64% |
$16.9K - $19.5K
|
9.36K
$573K
|
|
|
May 01, 2025
Q1 2025
|
Westmount Partners, LLC
Los Angeles, CA |
SELL
|
- |
-501- 3.72% |
$15.1K - $17.5K
|
13K
$793K
|
|
|
Apr 25, 2025
Q1 2025
|
Mather Group, Llc.
Chicago, IL |
SELL
|
- |
-241- 37.02% |
$7.27K - $8.43K
|
410
$25.1K
|
|
|
May 14, 2025
Q1 2025
|
Smartleaf Asset Management LLC
Boston, MA |
SELL
|
- |
-197- 60.06% |
$5.94K - $6.89K
|
131
$8.01K
|
|
|
May 13, 2025
Q1 2025
|
Clearstead Advisors, LLC
Cleveland, OH |
SELL
|
- |
-185- 2.57% |
$5.58K - $6.47K
|
7K
$428K
|
|
|
May 15, 2025
Q1 2025
|
Tanaka Capital Management Inc
New York, NY |
SELL
|
- |
-178- 2.58% |
$5.37K - $6.22K
|
6.71K
$411K
|
|
|
Apr 24, 2025
Q1 2025
|
Golden State Wealth Management, LLC
Santa Ana, CA |
SELL
|
- |
-154- 55.0% |
$4.65K - $5.39K
|
126
$7.71K
|
|
|
Apr 15, 2025
Q1 2025
|
Mv Capital Management, Inc.
|
SELL
|
- |
-40- 93.02% |
$1.21K - $1.4K
|
3
$184
|
|
|
Apr 04, 2025
Q1 2025
|
Quent Capital, LLC
|
SELL
|
- |
-21- 28.38% |
$634 - $734
|
53
$3.24K
|
|
|
May 15, 2025
Q1 2025
|
Activest Wealth Management
|
SELL
|
- |
-1Closed |
$30.2 - $35
|
0
$0
|
|
| Q4 2024 | |||||||
|
Jan 08, 2025
Q4 2024
|
International Assets Investment Management, LLC
Orlando, FL |
SELL
|
- |
-321K- 97.5% |
$10.8M - $12.9M
|
8.21K
$502K
|
|
|
Feb 14, 2025
Q4 2024
|
Ghisallo Capital Management LLC
Greenwich, CT |
SELL
|
- |
-300K- 75.0% |
$10.1M - $12.1M
|
100K
$6.12M
|
|
|
Feb 14, 2025
Q4 2024
|
D. E. Shaw & Co., Inc.
New York, NY |
SELL
|
- |
-122K- 84.06% |
$4.11M - $4.92M
|
23.1K
$1.41M
|
|
|
Feb 12, 2025
Q4 2024
|
Clearbridge Investments, LLC
New York, NY |
SELL
|
- |
-84.2K- 4.94% |
$2.84M - $3.4M
|
1.62M
$99M
|
|