Logo
  • Home
  • AI Agent
  • Annotations
  • Watchlists
  • Files
  • Pricing and plans
  • BlogAboutContact us
    APIMCP
    Terms of servicePrivacy policy
  • Get the full experience

    We save the real magic for signed-in users.

Penumbra Inc(PEN US)

$324.39-0.570.18%Ext:$328.57+4.181.29%(Market Closed · 00:00:03 UTC)

Overview

ProfileEntity Structure

Documents

SEC Filings

Financials & Metrics

FinancialsChartingShort InterestEmployees
Logo
PEN US​

Short Interest

Short Interest1.8M
Price$318.43
Sep 15, 2026
Short Float %4.72%
Short Ratio7.18

Daily Short Sale Volume

Short Volume130.0K
Price$339.36
Feb 20, 2026
Short Volume Ratio61.50%

Short Interest History

Settlement DateShort InterestShares FloatAvg. Daily VolumeShort FloatShort Ratio
Sep 15, 2026
1.8M
38.3M
251.7K
4.72%
7.18
Aug 31, 2026
1.7M
38.3M
287.6K
4.52%
6.02
Aug 14, 2026
1.8M
38.3M
260.3K
4.75%
6.99
Jul 31, 2026
1.8M
38.3M
438.2K
4.79%
4.19
Jul 15, 2026
2.1M
38.2M
337.2K
5.55%
6.30
Jun 30, 2026
2.0M
38.2M
399.6K
5.33%
5.10
Jun 15, 2026
2.0M
38.2M
431.1K
5.20%
4.61
May 29, 2026
1.9M
38.2M
460.9K
5.01%
4.16
May 15, 2026
1.9M
38.2M
411.9K
5.02%
4.65
Apr 30, 2026
1.9M
38.1M
578.7K
4.98%
3.28
Apr 15, 2026
2.0M
38.1M
473.3K
5.27%
4.24
Mar 31, 2026
2.4M
38.1M
655.4K
6.41%
3.72
Mar 13, 2026
2.1M
38.0M
662.1K
5.42%
3.11
Feb 27, 2026
1.9M
38.0M
622.7K
4.91%
3.00
Feb 13, 2026
1.9M
38.0M
973.7K
4.91%
1.91
Jan 30, 2026
1.6M
38.0M
1.8M
4.22%
1.00
Jan 15, 2026
1.7M
38.0M
1.6M
4.53%
1.07
Dec 31, 2025
1.7M
38.0M
395.8K
4.50%
4.32
Dec 15, 2025
1.6M
38.0M
509.3K
4.23%
3.16
Nov 28, 2025
1.5M
38.0M
495.9K
3.99%
3.05
Nov 14, 2025
1.7M
38.0M
572.6K
4.44%
2.95
Oct 31, 2025
1.8M
38.0M
394.7K
4.79%
4.61
Oct 15, 2025
1.7M
38.0M
325.5K
4.56%
5.32
Sep 30, 2025
1.6M
38.0M
418.5K
4.25%
3.85
Sep 15, 2025
2.0M
38.0M
481.8K
5.21%
4.11
Aug 29, 2025
1.8M
38.0M
466.1K
4.71%
3.84
Aug 15, 2025
1.6M
38.0M
401.0K
4.30%
4.07
Jul 31, 2025
1.5M
38.0M
594.9K
3.99%
2.55
Jul 15, 2025
1.8M
38.0M
394.7K
4.82%
4.64
Jun 30, 2025
1.9M
38.0M
465.5K
5.00%
4.08
Jun 13, 2025
1.5M
38.0M
443.6K
4.01%
3.43
May 30, 2025
1.3M
38.0M
447.5K
3.41%
2.89
May 15, 2025
1.5M
38.0M
662.5K
3.98%
2.28
Apr 30, 2025
1.5M
38.0M
659.3K
4.06%
2.34
Apr 15, 2025
1.6M
38.0M
468.3K
4.14%
3.35
Mar 31, 2025
1.5M
38.0M
425.4K
3.91%
3.49
Mar 14, 2025
1.2M
38.0M
413.7K
3.23%
2.96
Feb 28, 2025
1.4M
38.0M
672.2K
3.57%
2.02
Feb 14, 2025
1.7M
38.0M
453.2K
4.42%
3.70
Jan 31, 2025
1.4M
38.0M
442.2K
3.78%
3.24
Jan 15, 2025
1.9M
38.0M
533.2K
4.93%
3.51
Dec 31, 2024
1.8M
38.0M
334.9K
4.84%
5.48
Dec 13, 2024
1.8M
38.0M
287.7K
4.70%
6.20
Nov 29, 2024
1.9M
38.0M
295.2K
4.87%
6.27
Nov 15, 2024
1.9M
38.0M
367.4K
5.06%
5.23
Oct 31, 2024
2.3M
38.0M
405.2K
5.94%
5.57
Oct 15, 2024
2.7M
38.0M
317.5K
6.99%
8.36
Sep 30, 2024
2.3M
38.0M
391.0K
5.94%
5.77
Sep 13, 2024
2.6M
38.0M
421.4K
6.93%
6.24
Aug 30, 2024
2.4M
38.0M
420.0K
6.37%
5.76
Aug 15, 2024
2.8M
38.0M
576.1K
7.26%
4.78
Jul 31, 2024
2.3M
38.0M
626.0K
6.03%
3.66
Jul 15, 2024
2.5M
38.0M
294.7K
6.60%
8.51
Jun 28, 2024
2.5M
38.0M
419.6K
6.62%
5.99
Jun 14, 2024
2.4M
38.0M
365.3K
6.25%
6.50
May 31, 2024
2.2M
38.0M
257.2K
5.83%
8.60
May 15, 2024
1.9M
38.0M
405.0K
5.09%
4.78
Apr 30, 2024
2.1M
38.0M
321.9K
5.61%
6.61
Apr 15, 2024
1.9M
38.0M
274.7K
5.12%
7.08
Mar 28, 2024
1.9M
38.0M
444.9K
5.08%
4.33
Mar 15, 2024
2.0M
38.0M
340.2K
5.19%
5.79
Feb 29, 2024
2.0M
38.0M
559.3K
5.19%
3.53
Feb 15, 2024
2.2M
38.0M
214.9K
5.75%
10.16
Jan 31, 2024
2.2M
38.0M
243.1K
5.72%
8.94
Jan 12, 2024
2.1M
38.0M
418.4K
5.49%
4.98
Dec 29, 2023
2.1M
38.0M
218.1K
5.61%
9.76
Dec 15, 2023
2.3M
38.0M
395.3K
5.95%
5.71
Nov 30, 2023
2.3M
38.0M
332.4K
6.07%
6.93
Nov 15, 2023
2.5M
38.0M
710.3K
6.60%
3.53
Oct 31, 2023
2.4M
38.0M
315.9K
6.30%
7.57
Oct 13, 2023
2.4M
38.0M
512.3K
6.24%
4.63
Sep 29, 2023
2.2M
38.0M
241.3K
5.92%
9.32
Sep 15, 2023
2.2M
38.0M
481.9K
5.89%
4.64
Aug 31, 2023
2.2M
38.0M
287.3K
5.80%
7.67
Aug 15, 2023
2.1M
38.0M
541.6K
5.62%
3.94
Jul 31, 2023
2.6M
38.0M
376.7K
6.96%
7.02
Jul 14, 2023
3.2M
38.0M
367.1K
8.45%
8.74
Jun 30, 2023
3.5M
38.0M
373.1K
9.25%
9.42
Jun 15, 2023
3.6M
38.0M
291.9K
9.44%
12.28
May 31, 2023
3.4M
38.0M
324.6K
8.97%
10.49
May 15, 2023
3.4M
38.0M
476.0K
9.00%
7.18
Apr 28, 2023
3.9M
38.0M
361.2K
10.21%
10.74
Apr 14, 2023
3.9M
38.0M
281.8K
10.27%
13.84
Mar 31, 2023
4.1M
38.0M
333.3K
10.70%
12.19
Mar 15, 2023
4.0M
38.0M
317.3K
10.58%
12.66
Feb 28, 2023
4.2M
38.0M
476.9K
11.00%
8.76
Feb 15, 2023
4.0M
38.0M
262.2K
10.58%
15.32
Jan 31, 2023
3.8M
38.0M
292.9K
10.08%
13.07
Jan 13, 2023
3.7M
38.0M
359.4K
9.86%
10.42
Dec 30, 2022
3.8M
38.0M
235.7K
9.94%
16.02
Dec 15, 2022
3.6M
38.0M
447.0K
9.43%
8.01
Nov 30, 2022
3.3M
38.0M
329.6K
8.64%
9.96
Nov 15, 2022
3.1M
38.0M
562.2K
8.17%
5.52
Oct 31, 2022
2.8M
38.0M
316.4K
7.38%
8.86
Oct 14, 2022
2.4M
38.0M
220.6K
6.23%
10.72
Sep 30, 2022
2.3M
38.0M
298.1K
6.11%
7.79
Sep 15, 2022
2.2M
38.0M
506.2K
5.74%
4.31
Aug 31, 2022
2.1M
38.0M
255.0K
5.50%
8.19
Aug 15, 2022
2.1M
38.0M
473.6K
5.40%
4.33
Jul 29, 2022
2.0M
38.0M
507.5K
5.38%
4.03
Jul 15, 2022
2.2M
38.0M
335.5K
5.89%
6.66
Jun 30, 2022
2.2M
38.0M
368.8K
5.90%
6.07
Jun 15, 2022
1.8M
38.0M
378.4K
4.82%
4.83
May 31, 2022
1.5M
38.0M
298.4K
4.04%
5.15
May 13, 2022
1.5M
38.0M
465.4K
3.93%
3.21
Apr 29, 2022
1.7M
38.0M
234.8K
4.38%
7.08
Apr 14, 2022
1.7M
38.0M
266.7K
4.59%
6.54
Mar 31, 2022
1.7M
38.0M
227.2K
4.53%
7.58
Mar 15, 2022
1.7M
38.0M
174.2K
4.50%
9.81
Feb 28, 2022
1.7M
38.0M
254.0K
4.40%
6.59
Feb 15, 2022
1.6M
38.0M
133.2K
4.34%
12.39
Jan 31, 2022
1.6M
38.0M
202.6K
4.25%
7.96
Jan 14, 2022
1.7M
38.0M
233.6K
4.45%
7.23
Dec 31, 2021
1.7M
38.0M
170.2K
4.57%
10.20
Dec 15, 2021
1.9M
38.0M
185.0K
4.92%
10.10
Nov 30, 2021
1.5M
38.0M
127.0K
4.05%
12.11
Nov 15, 2021
1.5M
38.0M
160.0K
4.00%
9.50
Oct 29, 2021
1.8M
38.0M
93.2K
4.65%
18.94
Oct 15, 2021
1.8M
38.0M
122.0K
4.82%
15.00
Sep 30, 2021
1.7M
38.0M
162.2K
4.57%
10.69
Sep 15, 2021
1.6M
38.0M
206.2K
4.27%
7.86
Aug 31, 2021
1.7M
38.0M
143.5K
4.36%
11.53
Aug 13, 2021
1.7M
38.0M
211.1K
4.39%
7.90
Jul 30, 2021
1.7M
38.0M
167.9K
4.54%
10.28
Jul 15, 2021
1.7M
38.0M
108.6K
4.46%
15.60
Jun 30, 2021
1.7M
38.0M
222.0K
4.54%
7.77
Jun 15, 2021
1.9M
38.0M
228.9K
5.05%
8.38
May 28, 2021
2.1M
38.0M
363.8K
5.44%
5.68
May 14, 2021
2.3M
38.0M
274.2K
5.97%
8.27
Apr 30, 2021
2.6M
38.0M
160.0K
6.86%
16.29
Apr 15, 2021
2.7M
38.0M
205.9K
7.16%
13.21
Mar 31, 2021
2.8M
38.0M
254.7K
7.33%
10.93
Mar 15, 2021
2.9M
38.0M
262.3K
7.57%
10.96
Feb 26, 2021
3.1M
38.0M
388.0K
8.04%
7.87
Feb 12, 2021
3.3M
38.0M
400.7K
8.75%
8.29
Jan 29, 2021
3.7M
38.0M
888.3K
9.64%
4.12
Jan 15, 2021
6.1M
38.0M
577.8K
15.95%
10.48
Dec 31, 2020
5.9M
38.0M
866.1K
15.61%
6.84
Dec 15, 2020
5.6M
38.0M
1.5M
14.69%
3.72
Nov 30, 2020
4.5M
38.0M
362.4K
11.92%
12.49
Nov 13, 2020
4.6M
38.0M
547.8K
12.09%
8.38
Oct 30, 2020
4.6M
38.0M
440.2K
12.15%
10.48
Oct 15, 2020
4.8M
38.0M
342.6K
12.52%
13.88
Sep 30, 2020
3.8M
38.0M
366.7K
9.99%
10.35
Sep 15, 2020
3.1M
38.0M
403.1K
8.25%
7.77
Aug 31, 2020
2.8M
38.0M
279.8K
7.41%
10.06
Aug 14, 2020
2.4M
38.0M
243.5K
6.25%
9.74
Jul 31, 2020
2.6M
38.0M
195.1K
6.85%
13.33
Jul 15, 2020
2.8M
38.0M
200.9K
7.32%
13.84
Jun 30, 2020
3.0M
38.0M
228.9K
7.78%
12.91
Jun 15, 2020
2.8M
38.0M
214.6K
7.37%
13.05
May 29, 2020
3.0M
38.0M
194.9K
8.02%
15.62
May 15, 2020
3.0M
38.0M
269.3K
7.96%
11.22
Apr 30, 2020
3.1M
38.0M
189.6K
8.04%
16.11
Apr 15, 2020
3.2M
38.0M
263.4K
8.45%
12.19
Mar 31, 2020
3.2M
38.0M
417.1K
8.37%
7.62
Mar 13, 2020
3.4M
38.0M
351.5K
8.96%
9.68
Feb 28, 2020
3.9M
38.0M
437.6K
10.33%
8.96
Feb 14, 2020
3.8M
38.0M
189.1K
9.98%
20.04
Jan 31, 2020
3.9M
38.0M
234.5K
10.40%
16.85
Jan 15, 2020
4.0M
38.0M
295.4K
10.44%
13.43
Dec 31, 2019
4.2M
38.0M
299.4K
10.94%
13.87
Dec 13, 2019
4.3M
38.0M
342.2K
11.20%
12.43
Nov 29, 2019
4.4M
38.0M
455.4K
11.60%
9.67
Nov 15, 2019
4.9M
38.0M
652.8K
12.94%
7.53
Oct 31, 2019
5.5M
38.0M
388.0K
14.56%
14.26
Oct 15, 2019
6.4M
38.0M
461.2K
16.91%
13.93
Sep 30, 2019
6.4M
38.0M
990.4K
16.77%
6.43
Sep 13, 2019
5.7M
38.0M
679.8K
15.02%
8.39
Aug 30, 2019
5.1M
38.0M
283.7K
13.55%
18.13
Aug 15, 2019
4.6M
38.0M
550.1K
12.21%
8.43
Jul 31, 2019
4.3M
38.0M
444.0K
11.23%
9.60
Jul 15, 2019
5.1M
38.0M
250.7K
13.32%
20.19
Jun 28, 2019
4.8M
38.0M
383.4K
12.52%
12.40
Jun 14, 2019
5.1M
38.0M
335.0K
13.35%
15.13
May 31, 2019
5.3M
38.0M
354.8K
14.01%
14.99
May 15, 2019
5.4M
38.0M
633.3K
14.17%
8.49
Apr 30, 2019
5.5M
38.0M
525.3K
14.39%
10.40
Apr 15, 2019
4.5M
38.0M
399.6K
11.92%
11.32
Mar 29, 2019
4.3M
38.0M
373.9K
11.44%
11.62
Mar 15, 2019
4.1M
38.0M
393.9K
10.80%
10.41
Feb 28, 2019
3.0M
38.0M
625.0K
7.80%
4.74
Feb 15, 2019
3.1M
38.0M
211.2K
8.28%
14.90
Jan 31, 2019
3.2M
38.0M
316.0K
8.37%
10.06
Jan 15, 2019
3.1M
38.0M
335.0K
8.12%
9.20
Dec 31, 2018
3.6M
38.0M
346.9K
9.61%
10.52
Dec 14, 2018
3.5M
38.0M
322.2K
9.09%
10.72
Nov 30, 2018
3.0M
38.0M
273.0K
8.00%
11.13
Nov 15, 2018
3.1M
38.0M
569.7K
8.20%
5.47
Oct 31, 2018
2.5M
38.0M
311.0K
6.52%
7.96
Oct 15, 2018
2.2M
38.0M
341.5K
5.92%
6.59
Sep 28, 2018
2.0M
38.0M
253.6K
5.16%
7.72
Sep 14, 2018
2.1M
38.0M
319.5K
5.43%
6.45
Aug 31, 2018
1.9M
38.0M
257.9K
5.05%
7.43
Aug 15, 2018
1.9M
38.0M
512.7K
5.08%
3.76
Jul 31, 2018
2.1M
38.0M
318.4K
5.54%
6.61
Jul 13, 2018
2.1M
38.0M
371.5K
5.41%
5.53
Jun 29, 2018
1.8M
38.0M
681.0K
4.70%
2.62
Jun 15, 2018
1.8M
38.0M
289.6K
4.87%
6.39
May 31, 2018
1.9M
38.0M
183.9K
5.06%
10.44
May 15, 2018
2.0M
38.0M
414.2K
5.36%
4.91
Apr 30, 2018
2.1M
38.0M
162.4K
5.42%
12.68
Apr 13, 2018
2.2M
38.0M
253.4K
5.68%
8.51
Mar 29, 2018
2.2M
38.0M
344.1K
5.88%
6.49
Mar 15, 2018
2.5M
38.0M
285.8K
6.65%
8.83
Feb 28, 2018
2.8M
38.0M
272.4K
7.35%
10.25
Feb 15, 2018
2.9M
38.0M
207.8K
7.72%
14.12
Jan 31, 2018
2.8M
38.0M
260.9K
7.37%
10.73
Jan 12, 2018
2.4M
38.0M
446.7K
6.33%
5.38
Dec 29, 2017
2.3M
38.0M
141.8K
6.04%
16.17