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Tower Research Capital LLC (TRC)

Position in PEN — Penumbra Inc

CIK 1533421 NEW YORK, NY

Position in PEN

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$961,774
+$520,117 QoQ
Shares Held
3,046
+126.5% QoQ
Ownership
0.008%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#233
of 437 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in PEN Over Time

Shares Held

Position Value (USD)

Position in Medical Devices

Healthcare · as of Jun 30, 2026

Tower Research Capital LLC (TRC) holds $33,924,743 across 121 Medical Devices names. PEN ranks #7 (2.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 PEN
Penumbra Inc
This page
3,046 $961,774

All Filings in PEN

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $961,774 3,046
2026-03-31 $441,657 1,345
2025-12-31 $463,877 1,492
2025-09-30 $538,051 2,124
2025-06-30 $234,303 913
2025-03-31 $493,638 1,846
2024-12-31 $707,452 2,979
2024-09-30 $158,168 814
2024-06-30 $211,104 1,173
2024-03-31 $1,191,557 5,339
2023-12-31 $1,050,682 4,177
2023-09-30 $895,550 3,702
2023-06-30 $965,775 2,807
2023-03-31 $744,659 2,672
2022-12-31 $194,207 873
2022-09-30 $297,671 1,570
2022-06-30 $304,326 2,444
2022-03-31 $1,280,579 5,765
2021-12-31 $663,134 2,308
2021-09-30 $601,757 2,258
2021-06-30 $2,427,349 8,857
2021-03-31 $1,132,647 4,186
2020-12-31 $1,618,750 9,250
2020-09-30 $2,435,775 12,531
2020-06-30 $1,761,018 9,848
2020-03-31 $15,003 93