Rockefeller Capital Management
IONS icon

Rockefeller Capital Management’s Ionis Pharmaceuticals IONS Stock Holding History

Rockefeller Capital Management’s Portfolio IONS Stock Details IONS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$304K Sell
3,832
-323
-8% -$24.3K ﹤0.01% 2366
2026
Q1 		$312K Buy
4,155
+1,429
+52% +$113K ﹤0.01% 2238
2025
Q4 		$216K Buy
2,726
+523
+24% +$39.4K ﹤0.01% 2328
2025
Q3 		$144K Buy
+2,203
New +$108K ﹤0.01% 2391
2023
Q1 		– Sell
-2,581
Closed -$97K – 2922
2022
Q4 		$97K Hold
2,581
– – ﹤0.01% 2038
2022
Q3 		$114K Sell
2,581
-7,270
-74% -$306K ﹤0.01% 1923
2022
Q2 		$363K Sell
9,851
-1,405
-12% -$53K ﹤0.01% 1389
2022
Q1 		$416K Sell
11,256
-836
-7% -$27.4K ﹤0.01% 1390
2021
Q4 		$366K Sell
12,092
-1,320,688
-99% -$41.6M ﹤0.01% 1427
2021
Q3 		$44.7M Buy
1,332,780
+8,169
+0.6% +$308K 0.23% 101
2021
Q2 		$52.8M Buy
1,324,611
+590,632
+80% +$23.1M 0.3% 77
2021
Q1 		$33M Buy
733,979
+179,807
+32% +$10M 0.22% 105
2020
Q4 		$31.3M Sell
554,172
-162,953
-23% -$8.12M 0.24% 107
2020
Q3 		$34M Buy
717,125
+1,245
+0.2% +$69.2K 0.32% 72
2020
Q2 		$42.2M Buy
715,880
+45,742
+7% +$2.54M 0.44% 47
2020
Q1 		$31.7M Buy
670,138
+180,487
+37% +$10.1M 0.42% 46
2019
Q4 		$29.6M Buy
489,651
+485,973
+13,213% +$29M 0.37% 59
2019
Q3 		$220K Sell
3,678
-865
-19% -$56.4K ﹤0.01% 614
2019
Q2 		$292K Sell
4,543
-3,034
-40% -$214K ﹤0.01% 521
2019
Q1 		$615K Buy
7,577
+3,824
+102% +$247K 0.01% 448
2018
Q4 		$203K Hold
3,753
– – ﹤0.01% 401
2018
Q3 		$194K Hold
3,753
– – ﹤0.01% 350
2018
Q2 		$156K Buy
+3,753
New +$166K ﹤0.01% 352

Other funds holding IONS

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

Rockefeller Capital Management's IONS Position: Q2 2026 in Review

Rockefeller Capital Management reduced its Ionis Pharmaceuticals (IONS) stake by 7.8% in Q2 2026, selling an estimated $24.3K and leaving 3,832 shares worth $304K. The position accounts for ﹤0.01% of the portfolio, ranked #2366.

Rockefeller Capital Management first reported a position in IONS in Q2 2018 and has held it in 23 quarters since. The position peaked at $52.8M in Q2 2021. 514 funds tracked by Wall St. Rank hold IONS as of Q2 2026.

  • Rockefeller Capital Management held 3,832 shares of Ionis Pharmaceuticals worth $304K as of Q2 2026.
  • Rockefeller Capital Management sold 323 Ionis Pharmaceuticals shares in Q2 2026, an estimated $24.3K.
  • Ionis Pharmaceuticals made up ﹤0.01% of Rockefeller Capital Management's portfolio in Q2 2026, its #2366 holding.
  • Rockefeller Capital Management first reported a position in Ionis Pharmaceuticals in Q2 2018 and has held it in 23 quarters since.
  • Rockefeller Capital Management's Ionis Pharmaceuticals position peaked at $52.8M in Q2 2021.
  • 514 funds tracked by Wall St. Rank held Ionis Pharmaceuticals as of Q2 2026.

Based on Rockefeller Capital Management's 13F filing for Q2 2026, filed 13 Aug 2026.