Atlas Venture Associates Opportunity I, LLC

CIK 1780066 · last filed 2024-03-05

Atlas Venture Associates Opportunity I, LLC is a corporate insider who has filed 8 SEC Form 4 insider transactions across 4 companies since 2021. The most recent filing shows the insider sold $8.4M of DYN on Mar 5, 2024. Across all open-market trades the lifetime net is −$150.2M, making them a net seller over the disclosed history. Current disclosed insider exposure totals $565.2M across reported positions.

"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.

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Disclosed Exposure

$565.22M

Companies

4

Total Filings

8

Lifetime Open-Market Net

-$150.20M

Holdings By Company

Latest on-record share count from this person's most recent non-derivative Form 4 transaction in each company. Disclosed exposure = shares × current underlying price.
Symbol Role Shares Price Disclosed Exposure Lifetime OM Net Filings Latest Filed
DYN 10%+ Owner 2,306,079 $18.19 $41.95M -$185.03M 2 2024-03-05
KYMR 10%+ Owner 6,070,083 $86.20 $523.27M -$71.92M 1 2022-12-16
Day One Biopharmaceuticals, Inc. (DAWN) Delisted 10%+ Owner 7,976,909 $21.53 $171.74M $128.50M 2 2022-06-22
Generation Bio Co. (GBIO) Delisted 10%+ Owner 616 $5.34 $3.3K -$21.75M 2 2021-06-28

Recent Filings

8 filings
Form 4 transactions across all companies, newest first.
Filed Symbol Action Net Shares Net $ Link
2024-03-05 DYN Sell (S) −279,204 -$8.39M EDGAR
2024-02-28 DYN Sell (S) −7,270,542 -$176.64M EDGAR
2023-01-03 Other (J) +16,308,138 $0
2022-12-16 KYMR Sell (S) −2,293,464 -$71.92M EDGAR
2022-06-22 Day One Biopharmaceuticals, Inc. (DAWN) Delisted Buy (P) +5,366,669 $80.50M EDGAR
2021-06-28 Generation Bio Co. (GBIO) Delisted Sell (S) −124,032 -$3.21M EDGAR
2021-06-23 Generation Bio Co. (GBIO) Delisted Sell (S) −740,312 -$18.54M EDGAR
2021-06-02 Day One Biopharmaceuticals, Inc. (DAWN) Delisted Mixed +54,016,656 $48.00M EDGAR
Codes: P = open-market purchase · S = open-market sale · A = grant/award · M = option exercise · F = tax withholding at vest · G = bona-fide gift · D = disposition to issuer · J = other (see filing footnote). Only P / S codes carry directional signal.