Citadel Advisors’s Penumbra PEN Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $6.7M | Sell |
20,400
-1,100
| -5% | -$372K | ﹤0.01% | 3864 |
|
|
2025
Q4 | $6.68M | Sell |
21,500
-10,900
| -34% | -$3.01M | ﹤0.01% | 3845 |
|
|
2025
Q3 | $8.21M | Buy |
32,400
+6,100
| +23% | +$1.54M | ﹤0.01% | 3558 |
|
|
2025
Q2 | $6.75M | Sell |
26,300
-5,500
| -17% | -$1.5M | ﹤0.01% | 3611 |
|
|
2025
Q1 | $8.5M | Buy |
31,800
+9,700
| +44% | +$2.62M | ﹤0.01% | 3073 |
|
|
2024
Q4 | $5.25M | Sell |
22,100
-20,500
| -48% | -$4.66M | ﹤0.01% | 3884 |
|
|
2024
Q3 | $8.28M | Sell |
42,600
-58,400
| -58% | -$11M | ﹤0.01% | 3203 |
|
|
2024
Q2 | $18.2M | Buy |
101,000
+35,000
| +53% | +$6.99M | ﹤0.01% | 2090 |
|
|
2024
Q1 | $14.7M | Buy |
66,000
+11,500
| +21% | +$2.84M | ﹤0.01% | 2421 |
|
|
2023
Q4 | $13.7M | Sell |
54,500
-18,800
| -26% | -$4.16M | ﹤0.01% | 2442 |
|
|
2023
Q3 | $17.7M | Buy |
73,300
+5,000
| +7% | +$1.39M | ﹤0.01% | 1989 |
|
|
2023
Q2 | $23.5M | Buy |
68,300
+2,900
| +4% | +$890K | ﹤0.01% | 1723 |
|
|
2023
Q1 | $18.2M | Buy |
65,400
+17,500
| +37% | +$4.47M | ﹤0.01% | 2019 |
|
|
2022
Q4 | $10.7M | Buy |
47,900
+28,300
| +144% | +$5.53M | ﹤0.01% | 2741 |
|
|
2022
Q3 | $3.72M | Sell |
19,600
-117,900
| -86% | -$18.9M | ﹤0.01% | 4387 |
|
|
2022
Q2 | $17.1M | Buy |
137,500
+109,700
| +395% | +$17.4M | ﹤0.01% | 2019 |
|
|
2022
Q1 | $6.17M | Buy |
27,800
+7,800
| +39% | +$1.73M | ﹤0.01% | 3769 |
|
|
2021
Q4 | $5.75M | Sell |
20,000
-2,100
| -10% | -$555K | ﹤0.01% | 4061 |
|
|
2021
Q3 | $5.89M | Buy |
22,100
+1,100
| +5% | +$296K | ﹤0.01% | 3990 |
|
|
2021
Q2 | $5.75M | Sell |
21,000
-3,700
| -15% | -$1.01M | ﹤0.01% | 4135 |
|
|
2021
Q1 | $6.68M | Sell |
24,700
-45,900
| -65% | -$11.8M | ﹤0.01% | 3677 |
|
|
2020
Q4 | $12.4M | Buy |
70,600
+59,700
| +548% | +$13.1M | ﹤0.01% | 2370 |
|
|
2020
Q3 | $2.12M | Buy |
10,900
+4,100
| +60% | +$862K | ﹤0.01% | 4612 |
|
|
2020
Q2 | $1.22M | Sell |
6,800
-1,400
| -17% | -$243K | ﹤0.01% | 5466 |
|
|
2020
Q1 | $1.32M | Hold |
8,200
| – | – | ﹤0.01% | 4836 |
|
|
2019
Q4 | $1.35M | Sell |
8,200
-5,600
| -41% | -$891K | ﹤0.01% | 5059 |
|
|
2019
Q3 | $1.86M | Buy |
13,800
+4,900
| +55% | +$758K | ﹤0.01% | 4592 |
|
|
2019
Q2 | $1.42M | Buy |
8,900
+2,800
| +46% | +$404K | ﹤0.01% | 5110 |
|
|
2019
Q1 | $897K | Buy |
6,100
+1,300
| +27% | +$186K | ﹤0.01% | 5777 |
|
|
2018
Q4 | $587K | Sell |
4,800
-2,500
| -34% | -$335K | ﹤0.01% | 6161 |
|
|
2018
Q3 | $1.09M | Buy |
7,300
+1,000
| +16% | +$140K | ﹤0.01% | 5391 |
|
|
2018
Q2 | $870K | Buy |
6,300
+3,200
| +103% | +$456K | ﹤0.01% | 5462 |
|
|
2018
Q1 | $359K | Hold |
3,100
| – | – | ﹤0.01% | 6453 |
|
|
2017
Q4 | $292K | Buy |
+3,100
| New | +$307K | ﹤0.01% | 6510 |
|
Other funds holding PEN
VCM
VPM
HI
Citadel Advisors's PEN Position: Q1 2026 in Review
Citadel Advisors reduced its Penumbra (PEN) stake by 80% in Q1 2026, selling an estimated $267M and leaving 202,725 shares worth $66.6M. The position accounts for 0.01% of the portfolio, ranked #1114.
Citadel Advisors first reported a position in PEN in Q3 2015 and has held it in 41 quarters since. The position peaked at $308M in Q4 2025. 482 funds tracked by Wall St. Rank hold PEN as of Q1 2026.
- Citadel Advisors held 202,725 shares of Penumbra worth $66.6M as of Q1 2026.
- Citadel Advisors sold 787,550 Penumbra shares in Q1 2026, an estimated $267M.
- Penumbra made up 0.01% of Citadel Advisors's portfolio in Q1 2026, its #1114 holding.
- Citadel Advisors first reported a position in Penumbra in Q3 2015 and has held it in 41 quarters since.
- Citadel Advisors's Penumbra position peaked at $308M in Q4 2025.
- 482 funds tracked by Wall St. Rank held Penumbra as of Q1 2026.
Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.