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Super Investors Atlas Venture Associates IX, LLC
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Atlas Venture Associates IX, LLC

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

Portfolio value
$11.8M
Positions
6
Quarter ended
September 30, 2023
Filed
November 13, 2023

Reported portfolio value by quarter (28 quarters reported)

$631M $11.8M
Q4 16 Q2 18 Q4 19 Q2 21 Q4 22 Q3 23

$58.1M in Q4 2016 → $11.8M 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
S Skillz Inc 49.7% Unchanged 1,145,492 $5.84M
CB Coherus Biosciences Inc 18.1% New 568,408 $2.13M
Spero Therapeutics Inc 13.9% Unchanged 1,353,303 $1.64M
Snap Inc 11.4% Unchanged 150,160 $1.34M
Synlogic Inc 4.2% New 176,798 $497K
Intellia Therapeutics Inc 2.7% Unchanged 10,000 $316K

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 November 13, 2023

Company Action Shares changed Value of change % of portfolio
SO Surface Oncology Inc Exited −2,945,453 −$2.56M —
CB Coherus Biosciences Inc New +568,408 +$2.13M 18.1%
Synlogic Inc Exited −2,651,963 −$1.14M —
Synlogic Inc New +176,798 +$497K 4.2%

Q2 2023

quarter ended June 30, 2023 · filed August 08, 2023

Company Action Shares changed Value of change % of portfolio
S Skillz Inc Trimmed −21,764,367 −$198M 57.0%
Spero Therapeutics Inc Trimmed −23,665 −$34.3K 10.7%

Q1 2023

quarter ended March 31, 2023 · filed May 08, 2023

No position changes this quarter.

Q4 2022

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

No position changes this quarter.

Q3 2022

quarter ended September 30, 2022 · filed November 10, 2022

Company Action Shares changed Value of change % of portfolio
Cogent Biosciences Inc Exited −466,832 −$4.21M —

Q2 2022

quarter ended June 30, 2022 · filed August 11, 2022

Company Action Shares changed Value of change % of portfolio
Cogent Biosciences Inc Trimmed −450,000 −$4.06M 9.6%

Q1 2022

quarter ended March 31, 2022 · filed May 12, 2022

No position changes this quarter.

Q4 2021

quarter ended December 31, 2021 · filed January 27, 2022

No position changes this quarter.

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