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Livermore
Livermore
ZHEN

Millennium Management LLC

SEC CIK
0001273087
Latest filing
Aug 14, 2026

PEN holding history

Penumbra Inc in every 13F filed by Millennium Management LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

PEN overviewAll 13F holders of PENFull Q2 2026 holdings

Shares (Q2 2026)
700,611
Value
$221.2M
% of portfolio
0.1%
Quarters held
21
Since Q1 2021
Holdings of PEN by Millennium Management LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026700,611$221.2M0.1%−397,525−36.2%ReducedHolders
Q1 20261,098,136$360.6M0.3%+420,304+62.0%AddedHolders
Q4 2025677,832$210.7M0.2%+444,526+190.5%AddedHolders
Q3 2025233,306$59.1M<0.1%+165,097+242.0%AddedHolders
Q2 202568,209$17.5M<0.1%−80,355−54.1%ReducedHolders
Q1 2025148,564$39.7M<0.1%+145,228+4,353.4%AddedHolders
Q4 20243,336$792.2K<0.1%−1,913−36.4%ReducedHolders
Q3 20245,249$1.02M<0.1%−99,922−95.0%ReducedHolders
Q2 2024105,171$18.9M<0.1%+11,055+11.7%AddedHolders
Q1 202494,116$21.0M<0.1%−27,220−22.4%ReducedHolders
Q4 2023121,336$30.5M<0.1%−64,050−34.5%ReducedHolders
Q3 2023185,386$44.8M<0.1%−67,276−26.6%ReducedHolders
Q2 2023252,662$86.9M0.1%+51,522+25.6%AddedHolders
Q1 2023201,140$56.1M0.1%+2,784+1.4%AddedHolders
Q4 2022198,356$44.1M<0.1%−20,940−9.5%ReducedHolders
Q3 2022219,296$41.6M0.1%+219,296NewHolders
Q2 20220$00.0%−226,893−100.0%Sold outHolders
Q1 2022226,893$50.4M0.1%−218,040−49.0%ReducedHolders
Q4 2021444,933$127.8M0.1%+28,086+6.7%AddedHolders
Q3 2021416,847$111.1M0.1%+91,359+28.1%AddedHolders
Q2 2021325,488$89.2M0.1%+181,319+125.8%AddedHolders
Q1 2021144,169$39.0M0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.