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Super Investors INTERWEST VENTURE MANAGEMENT CO
IV

INTERWEST VENTURE MANAGEMENT CO

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$20.6M
Positions
5
Quarter ended
September 30, 2023
Filed
October 20, 2023

Reported portfolio value by quarter (28 quarters reported)

$801M $20.6M
Q4 16 Q2 18 Q4 19 Q2 21 Q4 22 Q3 23

$419M in Q4 2016 → $20.6M now. Hover for any quarter.

Holdings

As reported for the quarter ended September 30, 2023. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
Pmv Pharmaceuticals Inc 48.1% Unchanged 1,614,911 $9.92M
The Realreal 24.1% Unchanged 2,354,080 $4.97M
Sera Prognostics 21.8% Unchanged 2,416,241 $4.49M
Glaukos Corp 6.0% Unchanged 16,347 $1.23M
Dare Bioscience Inc 0.1% Unchanged 62,065 $28.7K

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q3 2023

quarter ended September 30, 2023 · filed October 20, 2023

No position changes this quarter.

Q2 2023

quarter ended June 30, 2023 · filed July 21, 2023

No position changes this quarter.

Q1 2023

quarter ended March 31, 2023 · filed April 27, 2023

No position changes this quarter.

Q4 2022

quarter ended December 31, 2022 · filed January 31, 2023

Company Action Shares changed Value of change % of portfolio
Eiger Biopharmaceuticals Inc Exited −560,990 −$4.22M —
AG Applied Genetic Technol Corp Exited −1,404,515 −$381K —
Venus Concept Inc Exited −658,657 −$290K —

Q3 2022

quarter ended September 30, 2022 · filed October 25, 2022

Company Action Shares changed Value of change % of portfolio
Glaukos Corp Trimmed −334,897 −$17.8M 2.7%

Q2 2022

quarter ended June 30, 2022 · filed August 02, 2022

Company Action Shares changed Value of change % of portfolio
Braze Inc Exited −3,394,219 −$141M —
Pmv Pharmaceuticals Inc Trimmed −1,620,000 −$23.1M 42.8%
Glaukos Corp Added +980 +$44.5K 29.7%

Q1 2022

quarter ended March 31, 2022 · filed April 13, 2022

Company Action Shares changed Value of change % of portfolio
Braze Inc New +3,394,219 +$141M 53.8%
C3.ai Exited −866,774 −$27.1M —
Eiger Biopharmaceuticals Inc Trimmed −203,928 −$1.69M 1.8%

Q4 2021

quarter ended December 31, 2021 · filed January 25, 2022

Company Action Shares changed Value of change % of portfolio
Pmv Pharmaceuticals Inc Trimmed −635,000 −$14.7M 44.2%
Xenon Pharmaceuticals Inc Exited −8,293 −$127K —

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