Adage Capital Partners’s Penumbra PEN Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $55.8M | Buy |
176,720
+41,720
| +31% | +$13.5M | 0.08% | 257 |
|
|
2026
Q1 | $44.3M | Sell |
135,000
-15,000
| -10% | -$5.08M | 0.07% | 278 |
|
|
2025
Q4 | $46.6M | Buy |
150,000
+12,210
| +9% | +$3.37M | 0.07% | 270 |
|
|
2025
Q3 | $34.9M | Buy |
137,790
+28,293
| +26% | +$7.14M | 0.06% | 318 |
|
|
2025
Q2 | $28.1M | Buy |
109,497
+9,497
| +9% | +$2.59M | 0.05% | 363 |
|
|
2025
Q1 | $26.7M | Sell |
100,000
-495
| -0.5% | -$134K | 0.05% | 353 |
|
|
2024
Q4 | $23.9M | Buy |
+100,495
| New | +$22.8M | 0.04% | 398 |
|
|
2023
Q3 | – | Sell |
-75,000
| Closed | -$25.8M | – | 921 |
|
|
2023
Q2 | $25.8M | Buy |
75,000
+25,000
| +50% | +$7.68M | 0.06% | 341 |
|
|
2023
Q1 | $13.9M | Sell |
50,000
-100,000
| -67% | -$25.5M | 0.03% | 536 |
|
|
2022
Q4 | $33.4M | Sell |
150,000
-50,000
| -25% | -$9.78M | 0.08% | 293 |
|
|
2022
Q3 | $37.9M | Sell |
200,000
-50,000
| -20% | -$8.02M | 0.09% | 231 |
|
|
2022
Q2 | $31.1M | Buy |
250,000
+110,000
| +79% | +$17.5M | 0.07% | 291 |
|
|
2022
Q1 | $31.1M | Sell |
140,000
-55,498
| -28% | -$12.3M | 0.06% | 330 |
|
|
2021
Q4 | $56.2M | Sell |
195,498
-4,502
| -2% | -$1.19M | 0.1% | 202 |
|
|
2021
Q3 | $53.3M | Buy |
200,000
+30,000
| +18% | +$8.06M | 0.11% | 202 |
|
|
2021
Q2 | $46.6M | Buy |
170,000
+32,500
| +24% | +$8.87M | 0.09% | 222 |
|
|
2021
Q1 | $37.2M | Buy |
+137,500
| New | +$35.5M | 0.08% | 278 |
|
|
2020
Q4 | – | Sell |
-95,000
| Closed | -$18.5M | – | 872 |
|
|
2020
Q3 | $18.5M | Buy |
+95,000
| New | +$20M | 0.05% | 397 |
|
|
2020
Q2 | – | Sell |
-100,000
| Closed | -$16.1M | – | 783 |
|
|
2020
Q1 | $16.1M | Sell |
100,000
-135,000
| -57% | -$22.7M | 0.05% | 368 |
|
|
2019
Q4 | $38.6M | Buy |
235,000
+140,000
| +147% | +$22.3M | 0.09% | 248 |
|
|
2019
Q3 | $12.8M | Hold |
95,000
| – | – | 0.03% | 471 |
|
|
2019
Q2 | $15.2M | Buy |
+95,000
| New | +$13.7M | 0.04% | 429 |
|
|
2018
Q4 | – | Sell |
-100,000
| Closed | -$15M | – | 743 |
|
|
2018
Q3 | $15M | Buy |
100,000
+25,000
| +33% | +$3.5M | 0.03% | 472 |
|
|
2018
Q2 | $10.4M | Sell |
75,000
-25,000
| -25% | -$3.56M | 0.02% | 559 |
|
|
2018
Q1 | $11.6M | Buy |
+100,000
| New | +$10.3M | 0.03% | 527 |
|
|
2015
Q4 | – | Sell |
-100,000
| Closed | -$4.01M | – | 730 |
|
|
2015
Q3 | $4.01M | Buy |
+100,000
| New | +$4.04M | 0.01% | 630 |
|
Other funds holding PEN
HI
ECM
Adage Capital Partners's PEN Position: Q2 2026 in Review
Adage Capital Partners increased its Penumbra (PEN) stake by 31% in Q2 2026, buying an estimated $13.5M and bringing the position to 176,720 shares worth $55.8M. The position accounts for 0.08% of the portfolio, ranked #257.
Adage Capital Partners first reported a position in PEN in Q3 2015 and has held it in 26 quarters since. The position peaked at $56.2M in Q4 2021. 451 funds tracked by Wall St. Rank hold PEN as of Q2 2026.
- Adage Capital Partners held 176,720 shares of Penumbra worth $55.8M as of Q2 2026.
- Adage Capital Partners bought 41,720 Penumbra shares in Q2 2026, an estimated $13.5M.
- Penumbra made up 0.08% of Adage Capital Partners's portfolio in Q2 2026, its #257 holding.
- Adage Capital Partners first reported a position in Penumbra in Q3 2015 and has held it in 26 quarters since.
- Adage Capital Partners's Penumbra position peaked at $56.2M in Q4 2021.
- 451 funds tracked by Wall St. Rank held Penumbra as of Q2 2026.
Based on Adage Capital Partners's 13F filing for Q2 2026, filed 14 Aug 2026.