InsiderTrades

BROWN MICHAEL S

SEC CIK 1174475 · EDGAR

Buying vs selling by month open-market trades, last 60 months, REGN
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
REGNRegeneron PharmaceuticalsDir 1,703 — $24.54M 292021-08-092026-01-02

Most active insiders at REGN, 12 months

#InsiderTitleBoughtSold
1 POON CHRISTINE ADir —$4.25M
2 McCourt MarionEVP Commercial —$2.00M
3 Zoghbi Huda YDir —$1.92M
4 Pitofsky JasonVP Ctrl —$1.87M
5 Bassler Bonnie LDir —$1.77M
6 Guarini KathrynDir —$660.0K
7 RYAN ARTHUR FDir —$434.7K
8 MURPHY ANDREW JEVP Research ——
9 Fenimore Christopher R.EVP Fin CFO ——
10 Schenkein David PDir ——
19 BROWN MICHAEL SDir ——

Transactions 29

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
D 2026-01-06 2026-01-02 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir A - Grant $0.00 +155 1,703 +10% $0
D 2025-01-06 2025-01-02 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir A - Grant $0.00 +166 1,548 +12% $0
D 2024-06-17 2024-06-14 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir M - OptEx $625.60 +1,535 2,917 +111% +$960.3K
D 2024-06-17 2024-06-14 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir S - Sale+OE $1,040.00 -1,535 1,382 -53% -$1.60M
D 2024-05-29 2024-05-28 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir M - OptEx $625.60 +1,172 2,554 +85% +$733.2K
D 2024-05-29 2024-05-28 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir S - Sale+OE $974.86 -1,172 1,382 -46% -$1.14M
D 2024-01-04 2024-01-02 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir A - Grant $0.00 +135 1,382 +11% $0
D 2023-12-29 2023-12-27 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir M - OptEx $482.68 +2,049 3,296 +164% +$989.0K
D 2023-12-29 2023-12-27 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir S - Sale+OE $898.00 -2,049 1,247 -62% -$1.84M
D 2023-04-24 2023-04-21 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir M - OptEx $520.01 +3,070 4,317 +246% +$1.60M
D 2023-04-24 2023-04-21 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir S - Sale+OE $798.42 -3,070 1,247 -71% -$2.45M
D 2023-02-08 2023-02-06 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir S - Sale+OE $798.00 -3,071 1,247 -71% -$2.45M
D 2023-02-08 2023-02-06 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir M - OptEx $520.01 +3,071 4,318 +246% +$1.60M
DI 2023-02-08 2023-02-06 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir S - Sale+OE $797.00 -500 6,162 -8% -$398.5K
D 2023-01-30 2023-01-27 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir S - Sale+OE $747.00 -1 1,247 -0.1% -$747
D 2023-01-30 2023-01-27 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir M - OptEx $520.01 +1 1,248 +0.1% +$520.01
D 2023-01-10 2023-01-06 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir S - Sale+OE $747.14 -3,070 1,247 -71% -$2.29M
D 2023-01-10 2023-01-06 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir M - OptEx $520.01 +3,070 4,317 +246% +$1.60M
D 2023-01-05 2023-01-03 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir A - Grant $0.00 +165 1,247 +15% $0
DM 2022-11-10 2022-11-08 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir S - Sale+OE $755.18 -3,995 1,749 -70% -$3.02M
DI 2022-11-10 2022-11-08 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir S - Sale+OE $748.49 -500 6,662 -7% -$374.2K
DM 2022-11-10 2022-11-08 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir M - OptEx $416.62 +3,995 3,513 New +$1.66M
DM 2022-03-31 2022-03-29+ REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir M - OptEx $374.12 +1,930 1,490 New +$722.1K
DM 2022-03-31 2022-03-29+ REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir S - Sale+OE $699.00 -1,930 1,082 -64% -$1.35M
I 2022-02-24 2022-02-23 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir S - Sale $608.68 -500 7,162 -7% -$304.3K
D 2022-01-05 2022-01-03 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir A - Grant $0.00 +191 1,082 +21% $0
DM 2021-09-15 2021-09-13 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir S - Sale+OE $648.16 -9,704 6,465 -60% -$6.29M
DM 2021-09-15 2021-09-13 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir M - OptEx $405.06 +9,704 10.6K +1,089% +$3.93M
I 2021-08-10 2021-08-09 REGN Regeneron Pharmaceuticals BROWN MICHAEL S Dir S - Sale $612.38 -1,687 7,662 -18% -$1.03M

Purchase Sale Sale after option exercise All abbreviations