Adage Capital Partners
ON icon

Adage Capital Partners’s ON Semiconductor ON Stock Holding History

Adage Capital Partners’s Portfolio ON Stock Details ON Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$22.2M Sell
234,300
-78,700
-25% -$8.07M 0.03% 472
2026
Q1 		$19.4M Buy
313,000
+99,700
+47% +$6.26M 0.03% 472
2025
Q4 		$11.6M Sell
213,300
-59,000
-22% -$3.03M 0.02% 636
2025
Q3 		$13.4M Buy
272,300
+39,600
+17% +$2.08M 0.02% 574
2025
Q2 		$12.2M Sell
232,700
-66,900
-22% -$2.91M 0.02% 573
2025
Q1 		$12.2M Sell
299,600
-38,200
-11% -$1.92M 0.02% 543
2024
Q4 		$21.3M Sell
337,800
-31,000
-8% -$2.14M 0.04% 430
2024
Q3 		$26.8M Sell
368,800
-8,900
-2% -$648K 0.05% 378
2024
Q2 		$25.9M Sell
377,700
-41,400
-10% -$2.9M 0.05% 366
2024
Q1 		$30.8M Buy
419,100
+52,398
+14% +$4.01M 0.06% 346
2023
Q4 		$30.6M Buy
366,702
+89,643
+32% +$7.04M 0.06% 308
2023
Q3 		$25.8M Buy
277,059
+83,700
+43% +$8.13M 0.06% 326
2023
Q2 		$18.3M Sell
193,359
-36,641
-16% -$3.03M 0.04% 431
2023
Q1 		$18.9M Sell
230,000
-106,813
-32% -$8.12M 0.04% 430
2022
Q4 		$21M Buy
336,813
+178,660
+113% +$11.9M 0.05% 411
2022
Q3 		$9.86M Buy
158,153
+1,900
+1% +$122K 0.02% 645
2022
Q2 		$7.86M Buy
+156,253
New +$8.71M 0.02% 733

Other funds holding ON

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM

Adage Capital Partners's ON Position: Q2 2026 in Review

Adage Capital Partners reduced its ON Semiconductor (ON) stake by 25% in Q2 2026, selling an estimated $8.07M and leaving 234,300 shares worth $22.2M. The position accounts for 0.03% of the portfolio, ranked #472.

Adage Capital Partners first reported a position in ON in Q2 2022 and has held it in 17 quarters since. The position peaked at $30.8M in Q1 2024. 998 funds tracked by Wall St. Rank hold ON as of Q2 2026.

  • Adage Capital Partners held 234,300 shares of ON Semiconductor worth $22.2M as of Q2 2026.
  • Adage Capital Partners sold 78,700 ON Semiconductor shares in Q2 2026, an estimated $8.07M.
  • ON Semiconductor made up 0.03% of Adage Capital Partners's portfolio in Q2 2026, its #472 holding.
  • Adage Capital Partners first reported a position in ON Semiconductor in Q2 2022 and has held it in 17 quarters since.
  • Adage Capital Partners's ON Semiconductor position peaked at $30.8M in Q1 2024.
  • 998 funds tracked by Wall St. Rank held ON Semiconductor as of Q2 2026.

Based on Adage Capital Partners's 13F filing for Q2 2026, filed 14 Aug 2026.