David Shaw’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 | $62.3M | Sell |
197,329
-4,621
| -2% | -$1.5M | 0.03% | 653 |
|
|
2026
Q1 | $66.3M | Buy |
201,950
+194,426
| +2,584% | +$65.8M | 0.04% | 543 |
|
|
2025
Q4 | $2.34M | Sell |
7,524
-62
| -0.8% | -$17.1K | ﹤0.01% | 2927 |
|
|
2025
Q3 | $1.92M | Hold |
7,586
| – | – | ﹤0.01% | 3009 |
|
|
2025
Q2 | $1.95M | Hold |
7,586
| – | – | ﹤0.01% | 2757 |
|
|
2025
Q1 | $2.03M | Buy |
7,586
+764
| +11% | +$207K | ﹤0.01% | 2586 |
|
|
2024
Q4 | $1.62M | Sell |
6,822
-1,798
| -21% | -$409K | ﹤0.01% | 2886 |
|
|
2024
Q3 | $1.67M | Buy |
8,620
+53
| +0.6% | +$10K | ﹤0.01% | 2848 |
|
|
2024
Q2 | $1.54M | Buy |
8,567
+7,008
| +450% | +$1.4M | ﹤0.01% | 2888 |
|
|
2024
Q1 | $348K | Buy |
+1,559
| New | +$385K | ﹤0.01% | 3664 |
|
|
2023
Q4 | – | Sell |
-1,000
| Closed | -$221K | – | 4532 |
|
|
2023
Q3 | $242K | Sell |
1,000
-15,578
| -94% | -$4.33M | ﹤0.01% | 3705 |
|
|
2023
Q2 | $5.7M | Buy |
+16,578
| New | +$5.09M | 0.01% | 1771 |
|
|
2022
Q4 | – | Sell |
-6,306
| Closed | -$1.23M | – | 5051 |
|
|
2022
Q3 | $1.2M | Buy |
+6,306
| New | +$1.01M | ﹤0.01% | 3458 |
|
|
2022
Q2 | – | Sell |
-1,679
| Closed | -$266K | – | 5665 |
|
|
2022
Q1 | $373K | Sell |
1,679
-399
| -19% | -$88.7K | ﹤0.01% | 4537 |
|
|
2021
Q4 | $597K | Sell |
2,078
-2,762
| -57% | -$730K | ﹤0.01% | 4300 |
|
|
2021
Q3 | $1.29M | Buy |
+4,840
| New | +$1.3M | ﹤0.01% | 3396 |
|
|
2020
Q4 | – | Sell |
-7,371
| Closed | -$1.61M | – | 4106 |
|
|
2020
Q3 | $1.43M | Buy |
+7,371
| New | +$1.55M | ﹤0.01% | 2621 |
|
|
2019
Q4 | – | Sell |
-5,343
| Closed | -$719K | – | 4124 |
|
|
2019
Q3 | $719K | Sell |
5,343
-190,804
| -97% | -$29.5M | ﹤0.01% | 3022 |
|
|
2019
Q2 | $31.4M | Buy |
196,147
+11,240
| +6% | +$1.62M | 0.04% | 537 |
|
|
2019
Q1 | $27.2M | Sell |
184,907
-93,068
| -33% | -$13.3M | 0.04% | 586 |
|
|
2018
Q4 | $34M | Buy |
277,975
+72,582
| +35% | +$9.72M | 0.05% | 474 |
|
|
2018
Q3 | $30.7M | Sell |
205,393
-33,230
| -14% | -$4.65M | 0.04% | 584 |
|
|
2018
Q2 | $33M | Buy |
238,623
+201,748
| +547% | +$28.7M | 0.04% | 503 |
|
|
2018
Q1 | $4.26M | Buy |
36,875
+6,519
| +21% | +$673K | 0.01% | 1512 |
|
|
2017
Q4 | $2.86M | Buy |
30,356
+13,217
| +77% | +$1.31M | ﹤0.01% | 1881 |
|
|
2017
Q3 | $1.55M | Sell |
17,139
-6,973
| -29% | -$601K | ﹤0.01% | 2216 |
|
|
2017
Q2 | $2.12M | Buy |
24,112
+11,861
| +97% | +$1.01M | ﹤0.01% | 1938 |
|
|
2017
Q1 | $1.02M | Buy |
+12,251
| New | +$927K | ﹤0.01% | 2294 |
|
|
2016
Q3 | – | Sell |
-55,555
| Closed | -$3.31M | – | 3507 |
|
|
2016
Q2 | $3.31M | Buy |
+55,555
| New | +$2.99M | 0.01% | 1574 |
|
|
2016
Q1 | – | Sell |
-12,166
| Closed | -$655K | – | 3690 |
|
|
2015
Q4 | $655K | Buy |
+12,166
| New | +$551K | ﹤0.01% | 2913 |
|
Other funds holding PEN
HI
ECM
David Shaw's PEN Position: Q2 2026 in Review
David Shaw reduced its Penumbra (PEN) stake by 2.3% in Q2 2026, selling an estimated $1.5M and leaving 197,329 shares worth $62.3M. The position accounts for 0.03% of the portfolio, ranked #653.
David Shaw first reported a position in PEN in Q4 2015 and has held it in 30 quarters since. The position peaked at $66.3M in Q1 2026. 448 funds tracked by Wall St. Rank hold PEN as of Q2 2026.
- David Shaw held 197,329 shares of Penumbra worth $62.3M as of Q2 2026.
- David Shaw sold 4,621 Penumbra shares in Q2 2026, an estimated $1.5M.
- Penumbra made up 0.03% of David Shaw's portfolio in Q2 2026, its #653 holding.
- David Shaw first reported a position in Penumbra in Q4 2015 and has held it in 30 quarters since.
- David Shaw's Penumbra position peaked at $66.3M in Q1 2026.
- 448 funds tracked by Wall St. Rank held Penumbra as of Q2 2026.
Based on D.E. Shaw & Co's 13F filing for Q2 2026, filed 14 Aug 2026.