ARCH Venture Partners IX, LLC - Jun 30, 2021 Form 4 Insider Report for Beam Therapeutics Inc. (BEAM)

Role
10%+ Owner
Signature
By: ARCH Venture Partners IX, LLC, By: /s/ Mark McDonnell, as Attorney-in-Fact for Robert Nelsen, Managing Director
Stock symbol
BEAM
Transactions as of
Jun 30, 2021
Transactions value $
$0
Form type
4
Date filed
7/2/2021, 05:19 PM
Previous filing
Jun 29, 2021
Next filing
Jul 6, 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction BEAM Common Stock Other $0 -200K -6.41% $0.00 2.92M Jun 30, 2021 See footnote F1, F2
transaction BEAM Common Stock Other $0 -200K -6.41% $0.00 2.92M Jun 30, 2021 See footnote F1, F3
transaction BEAM Common Stock Other $0 +2.56K +20% $0.00 15.3K Jun 30, 2021 Direct F1, F4, F5
transaction BEAM Common Stock Other $0 +811 +20% $0.00 4.87K Jun 30, 2021 Direct F1, F4, F6
transaction BEAM Common Stock Other $0 +4.69K +20% $0.00 28.1K Jun 30, 2021 Direct F1, F4, F7
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

ARCH Venture Partners IX, LLC is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.

Explanation of Responses:

Id Content
F1 Distribution of Common Stock held by a limited partnership to its partners for no consideration.
F2 These shares are directly held by ARCH Venture Fund IX, L.P. ("ARCH IX"). ARCH Venture Partners IX, L.P. ("GPLP"), as the sole general partner of ARCH IX, may be deemed to beneficially own the shares held by ARCH IX. ARCH Venture Partners IX, LLC ("GPLLC"), as the sole general partner of GPLP, may be deemed to beneficially own the shares held by ARCH IX. As managing directors of GPLLC, each of Keith Crandell, Robert Nelsen and Clinton Bybee (the "ARCH Managing Directors"), may be deemed to beneficially own the shares held by ARCH IX. Each of GPLP, GPLLC and the ARCH Managing Directors disclaims beneficial ownership of the securities reported herein, except to the extent of their pecuniary interest therein, if any.
F3 These shares are directly held by ARCH Venture Fund IX Overage, L.P. ("ARCH Overage"). ARCH Venture Partners IX Overage, L.P. ("Overage GPLP"), as the sole general partner of ARCH Overage, may be deemed to beneficially own the shares held by ARCH Overage. GPLLC, as the sole general partner of Overage GPLP, may be deemed to beneficially own the shares held by ARCH Overage. As managing directors of GPLLC, each of the ARCH Managing Directors may be deemed to beneficially own the shares held by ARCH Overage. Each of Overage GPLP, GPLLC and the ARCH Managing Directors disclaims beneficial ownership of the securities reported herein, except to the extent of their pecuniary interest therein, if any.
F4 Change from indirect to direct ownership of shares previously reported as beneficially owned by the Reporting Person.
F5 Shares held directly by Crandell.
F6 Shares held directly by Bybee.
F7 Shares held directly by Nelsen.