Dmitry Balyasny’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 | $344M | Buy |
1,090,163
+328,067
| +43% | +$106M | 0.43% | 30 |
|
|
2026
Q1 | $250M | Buy |
762,096
+600,185
| +371% | +$203M | 0.32% | 47 |
|
|
2025
Q4 | $50.3M | Sell |
161,911
-9,712
| -6% | -$2.68M | 0.06% | 356 |
|
|
2025
Q3 | $43.5M | Buy |
+171,623
| New | +$43.3M | 0.06% | 408 |
|
|
2025
Q2 | – | Sell |
-111,068
| Closed | -$29.7M | – | 3223 |
|
|
2025
Q1 | $29.7M | Buy |
+111,068
| New | +$30M | 0.05% | 454 |
|
|
2024
Q2 | – | Sell |
-126,261
| Closed | -$28.2M | – | 2980 |
|
|
2024
Q1 | $28.2M | Buy |
126,261
+96,894
| +330% | +$24M | 0.05% | 492 |
|
|
2023
Q4 | $7.39M | Sell |
29,367
-106,445
| -78% | -$23.5M | 0.01% | 975 |
|
|
2023
Q3 | $32.9M | Buy |
135,812
+25,015
| +23% | +$6.95M | 0.07% | 393 |
|
|
2023
Q2 | $38.1M | Buy |
+110,797
| New | +$34M | 0.08% | 321 |
|
|
2023
Q1 | – | Sell |
-94,541
| Closed | -$21M | – | 3030 |
|
|
2022
Q4 | $21M | Buy |
94,541
+55,594
| +143% | +$10.9M | 0.06% | 472 |
|
|
2022
Q3 | $7.38M | Sell |
38,947
-113,398
| -74% | -$18.2M | 0.02% | 823 |
|
|
2022
Q2 | $19M | Buy |
152,345
+21,559
| +16% | +$3.42M | 0.06% | 437 |
|
|
2022
Q1 | $29.1M | Buy |
130,786
+3,678
| +3% | +$817K | 0.09% | 298 |
|
|
2021
Q4 | $36.5M | Buy |
127,108
+11,797
| +10% | +$3.12M | 0.12% | 210 |
|
|
2021
Q3 | $30.7M | Buy |
115,311
+60,121
| +109% | +$16.2M | 0.13% | 224 |
|
|
2021
Q2 | $15.1M | Buy |
+55,190
| New | +$15.1M | 0.07% | 375 |
|
|
2020
Q2 | – | Sell |
-66,608
| Closed | -$10.7M | – | 1408 |
|
|
2020
Q1 | $10.7M | Buy |
+66,608
| New | +$11.2M | 0.13% | 219 |
|
|
2019
Q4 | – | Sell |
-8,839
| Closed | -$1.19M | – | 1408 |
|
|
2019
Q3 | $1.19M | Buy |
+8,839
| New | +$1.37M | 0.01% | 796 |
|
|
2018
Q4 | – | Sell |
-1,416
| Closed | -$212K | – | 1662 |
|
|
2018
Q3 | $212K | Sell |
1,416
-4,859
| -77% | -$681K | ﹤0.01% | 1580 |
|
|
2018
Q2 | $867K | Buy |
+6,275
| New | +$893K | ﹤0.01% | 1171 |
|
|
2017
Q2 | – | Sell |
-33,070
| Closed | -$2.76M | – | 1669 |
|
|
2017
Q1 | $2.76M | Buy |
+33,070
| New | +$2.5M | 0.01% | 840 |
|
|
2016
Q4 | – | Sell |
-75,000
| Closed | -$5.7M | – | 1454 |
|
|
2016
Q3 | $5.7M | Buy |
+75,000
| New | +$5.18M | 0.03% | 481 |
|
Other funds holding PEN
HI
ECM
Dmitry Balyasny's PEN Position: Q2 2026 in Review
Dmitry Balyasny increased its Penumbra (PEN) stake by 43% in Q2 2026, buying an estimated $106M and bringing the position to 1,090,163 shares worth $344M. The position accounts for 0.43% of the portfolio, ranked #30.
Dmitry Balyasny first reported a position in PEN in Q3 2016 and has held it in 22 quarters since. 448 funds tracked by Wall St. Rank hold PEN as of Q2 2026.
- Dmitry Balyasny held 1,090,163 shares of Penumbra worth $344M as of Q2 2026.
- Dmitry Balyasny bought 328,067 Penumbra shares in Q2 2026, an estimated $106M.
- Penumbra made up 0.43% of Dmitry Balyasny's portfolio in Q2 2026, its #30 holding.
- Dmitry Balyasny first reported a position in Penumbra in Q3 2016 and has held it in 22 quarters since.
- 448 funds tracked by Wall St. Rank held Penumbra as of Q2 2026.
Based on Balyasny Asset Management's 13F filing for Q2 2026, filed 14 Aug 2026.