HORN MARGARET A

PrivateCIK: 1294192
Location

PALO ALTO, CA

HORN MARGARET A (See Remarks) sold 2.8% of their position (4.58K shares) of REVOLUTION MEDICINES, INC. on the open market

Open‑market sale worth $455.9K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderHORN MARGARET ACIK 1294192
Officer· See Remarks
Since Feb 2020
-4.58K
Net shares
Net seller
$455.9K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
4.58K disposed
Non-Derivative Transactions1

Common Stock

Direct
S · Sale

Shares

4.58K

Price / share

$99.48

Trade value

$455.92K

% of position

2.8%
3/17/2026
162.15K157.57K
Total

Net shares

4.58K

Net value

-$455.92K

Derivative Transactions0
No derivative transactions reported
HORN MARGARET A — Insider Transaction (Form 4) Filed Mar 19, 2026 | Finecho