PENUMBRA INC

Ticker: PEN CUSIP: 70975L107 Class: EQTY

Rock Springs Capital Management LP's Holding History (CIK: 0001595725)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 120,500 Value ($000) $37,465 Avg Close $276.19 Range $221.26 - $321.38

Q3 2025

Shares 120,500 Value ($000) $30,525 Avg Close $252.23 Range $225.48 - $288.91

Q2 2025

Shares 128,500 Value ($000) $32,977 Avg Close $272.19 Range $246.45 - $308.99

Q1 2025

Shares 171,000 Value ($000) $45,727 Avg Close $270.50 Range $222.59 - $310.00

Q4 2024

Shares 240,000 Value ($000) $56,995 Avg Close $227.37 Range $186.97 - $259.27

Q3 2024

Shares 265,000 Value ($000) $51,492 Avg Close $188.96 Range $148.00 - $211.19

Q2 2024

Shares 265,000 Value ($000) $47,692 Avg Close $199.64 Range $170.59 - $226.27

Q1 2024

Shares 505,000 Value ($000) $112,706 Avg Close $247.22 Range $217.37 - $277.34

Q4 2023

Shares 537,500 Value ($000) $135,203 Avg Close $221.05 Range $180.93 - $262.77

Q3 2023

Shares 503,750 Value ($000) $121,862 Avg Close $277.67 Range $239.87 - $344.04

Q2 2023

Shares 366,000 Value ($000) $125,926 Avg Close $307.06 Range $266.55 - $348.67

Q1 2023

Shares 433,500 Value ($000) $120,812 Avg Close $255.26 Range $218.55 - $283.42

Q4 2022

Shares 508,250 Value ($000) $113,065 Avg Close $195.51 Range $144.76 - $233.26

Q3 2022

Shares 476,000 Value ($000) $90,250 Avg Close $160.46 Range $118.65 - $211.48

Q2 2022

Shares 401,500 Value ($000) $49,995 Avg Close $158.67 Range $114.86 - $229.44

Q1 2022

Shares 204,500 Value ($000) $45,426 Avg Close $222.19 Range $186.19 - $287.53

Q4 2021

Shares 148,500 Value ($000) $42,667 Avg Close $264.38 Range $235.14 - $290.36

Q3 2021

Shares 147,500 Value ($000) $39,309 Avg Close $268.79 Range $243.79 - $293.19

Q2 2021

Shares 147,500 Value ($000) $40,424 Avg Close $272.91 Range $232.29 - $320.00

Q1 2021

Shares 147,500 Value ($000) $39,911 Avg Close $258.13 Range $171.56 - $314.22

Q4 2020

Shares 159,000 Value ($000) $27,825 Avg Close $219.06 Range $163.49 - $277.00

Q3 2020

Shares 159,000 Value ($000) $30,906 Avg Close $210.34 Range $178.64 - $241.81

Q2 2020

Shares 207,000 Value ($000) $37,016 Avg Close $173.55 Range $149.23 - $193.21

Q1 2020

Shares 225,000 Value ($000) $36,299 Avg Close $168.48 Range $121.80 - $194.93

Q4 2019

Shares 242,500 Value ($000) $39,835 Avg Close $159.06 Range $130.80 - $178.74

Q3 2019

Shares 242,500 Value ($000) $32,614 Avg Close $154.70 Range $130.66 - $185.70

Q2 2019

Shares 239,000 Value ($000) $38,240 Avg Close $144.42 Range $122.40 - $170.00

Q1 2019

Shares 225,000 Value ($000) $33,077 Avg Close $142.94 Range $115.55 - $162.50

Q4 2018

Shares 225,000 Value ($000) $27,495 Avg Close $133.93 Range $110.84 - $160.50

Q3 2018

Shares 235,200 Value ($000) $35,209 Avg Close $140.07 Range $118.60 - $158.70

Q2 2018

Shares 236,750 Value ($000) $32,707 Avg Close $142.36 Range $111.15 - $167.35

Q1 2018

Shares 243,000 Value ($000) $28,103 Avg Close $103.27 Range $82.55 - $127.40

Q4 2017

Shares 310,500 Value ($000) $29,218 Avg Close $99.19 Range $89.90 - $116.35

Q3 2017

Shares 310,500 Value ($000) $28,038 Avg Close $86.15 Range $77.75 - $90.50

Q2 2017

Shares 310,500 Value ($000) $27,246 Avg Close $84.93 Range $78.45 - $91.00

Q1 2017

Shares 310,500 Value ($000) $25,911 Avg Close $75.69 Range $63.05 - $84.85

Q4 2016

Shares 295,500 Value ($000) $18,853 Avg Close $66.85 Range $56.05 - $75.57

Q3 2016

Shares 266,500 Value ($000) $20,251 Avg Close $69.00 Range $58.45 - $79.49

Q2 2016

Shares 242,500 Value ($000) $14,429 Avg Close $53.88 Range $45.00 - $61.60

Q1 2016

Shares 228,500 Value ($000) $10,511 Avg Close $46.73 Range $40.23 - $57.37

Q4 2015

Shares 205,000 Value ($000) $11,031 Avg Close $45.30 Range $35.31 - $59.36

Q3 2015

Shares 195,000 Value ($000) $7,820 Avg Close $40.45 Range $38.00 - $43.06

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	120,500	$37,465	$276.19	$221.26 - $321.38
Q3 2025	120,500	$30,525	$252.23	$225.48 - $288.91
Q2 2025	128,500	$32,977	$272.19	$246.45 - $308.99
Q1 2025	171,000	$45,727	$270.50	$222.59 - $310.00
Q4 2024	240,000	$56,995	$227.37	$186.97 - $259.27
Q3 2024	265,000	$51,492	$188.96	$148.00 - $211.19
Q2 2024	265,000	$47,692	$199.64	$170.59 - $226.27
Q1 2024	505,000	$112,706	$247.22	$217.37 - $277.34
Q4 2023	537,500	$135,203	$221.05	$180.93 - $262.77
Q3 2023	503,750	$121,862	$277.67	$239.87 - $344.04
Q2 2023	366,000	$125,926	$307.06	$266.55 - $348.67
Q1 2023	433,500	$120,812	$255.26	$218.55 - $283.42
Q4 2022	508,250	$113,065	$195.51	$144.76 - $233.26
Q3 2022	476,000	$90,250	$160.46	$118.65 - $211.48
Q2 2022	401,500	$49,995	$158.67	$114.86 - $229.44
Q1 2022	204,500	$45,426	$222.19	$186.19 - $287.53
Q4 2021	148,500	$42,667	$264.38	$235.14 - $290.36
Q3 2021	147,500	$39,309	$268.79	$243.79 - $293.19
Q2 2021	147,500	$40,424	$272.91	$232.29 - $320.00
Q1 2021	147,500	$39,911	$258.13	$171.56 - $314.22
Q4 2020	159,000	$27,825	$219.06	$163.49 - $277.00
Q3 2020	159,000	$30,906	$210.34	$178.64 - $241.81
Q2 2020	207,000	$37,016	$173.55	$149.23 - $193.21
Q1 2020	225,000	$36,299	$168.48	$121.80 - $194.93
Q4 2019	242,500	$39,835	$159.06	$130.80 - $178.74
Q3 2019	242,500	$32,614	$154.70	$130.66 - $185.70
Q2 2019	239,000	$38,240	$144.42	$122.40 - $170.00
Q1 2019	225,000	$33,077	$142.94	$115.55 - $162.50
Q4 2018	225,000	$27,495	$133.93	$110.84 - $160.50
Q3 2018	235,200	$35,209	$140.07	$118.60 - $158.70
Q2 2018	236,750	$32,707	$142.36	$111.15 - $167.35
Q1 2018	243,000	$28,103	$103.27	$82.55 - $127.40
Q4 2017	310,500	$29,218	$99.19	$89.90 - $116.35
Q3 2017	310,500	$28,038	$86.15	$77.75 - $90.50
Q2 2017	310,500	$27,246	$84.93	$78.45 - $91.00
Q1 2017	310,500	$25,911	$75.69	$63.05 - $84.85
Q4 2016	295,500	$18,853	$66.85	$56.05 - $75.57
Q3 2016	266,500	$20,251	$69.00	$58.45 - $79.49
Q2 2016	242,500	$14,429	$53.88	$45.00 - $61.60
Q1 2016	228,500	$10,511	$46.73	$40.23 - $57.37
Q4 2015	205,000	$11,031	$45.30	$35.31 - $59.36
Q3 2015	195,000	$7,820	$40.45	$38.00 - $43.06