InsiderTrades

LAROSA JOSEPH J

SEC CIK 1238303 · EDGAR

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

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
REGNRegeneron PharmaceuticalsEVP GC, Secret 45.4K — $18.25M 402021-07-022026-08-19

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 ——
13 LAROSA JOSEPH JEVP GC, Secret ——

Transactions 40

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
D 2026-08-21 16:01 2026-08-19 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret M - OptEx $381.92 +12.3K 45.4K +37% +$4.69M
D 2026-08-21 16:01 2026-08-19 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret F - Tax $830.15 -9,019 36.4K -20% -$7.49M
D 2025-12-09 2025-12-05 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret A - Grant $0.00 +2,476 30.9K +9% $0
D 2025-12-09 2025-12-08 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret F - Tax $712.94 -1,396 29.5K -5% -$995.3K
D 2025-11-24 2025-11-20 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret F - Tax $736.77 -12.7K 22.8K -36% -$9.35M
D 2025-11-24 2025-11-20 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret M - OptEx $555.67 +14.4K 35.5K +69% +$8.03M
2024-12-18 2024-12-16 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret F - Tax $730.81 -702 30.1K -2% -$513.0K
D 2024-12-10 2024-12-06 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret A - Grant $0.00 +2,332 31.3K +8% $0
D 2024-12-10 2024-12-09 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret F - Tax $787.00 -492 30.8K -2% -$387.2K
2024-07-12 2024-07-11 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret S - Sale $1,088.95 -1,866 37.9K -5% -$2.03M
D 2024-06-25 2024-06-24 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret F - Tax $1,060.13 -11.1K 39.8K -22% -$11.75M
D 2024-06-25 2024-06-24 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret M - OptEx $555.67 +14.4K 50.9K +40% +$8.03M
I 2024-06-12 2024-06-10 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret G - Gift $0.00 -1,608 0 -100% $0
2024-05-22 2024-05-21 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret S - Sale $994.90 -1,865 34.7K -5% -$1.86M
2024-02-28 2024-02-26 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret S - Sale $990.00 -1,000 36.5K -3% -$990.0K
2024-02-26 2024-02-22 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret S - Sale $967.65 -1,000 37.5K -3% -$967.6K
2024-02-09 2024-02-07 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret S - Sale $950.00 -1,000 38.5K -3% -$950.0K
D 2024-01-04 2024-01-03 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret M - OptEx $399.66 +34.0K 64.0K +113% +$13.59M
D 2024-01-04 2024-01-03 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret F - Tax $912.30 -24.5K 39.5K -38% -$22.34M
DM 2023-12-12 2023-12-08+ REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret F - Tax $843.92 -1,521 30.0K -5% -$1.28M
D 2023-12-12 2023-12-08 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret A - Grant $0.00 +2,133 30.7K +7% $0
D 2023-03-27 2023-03-23 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret M - OptEx $270.43 +10.0K 34.2K +41% +$2.70M
D 2023-03-27 2023-03-23 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret F - Tax $801.59 -6,742 27.5K -20% -$5.40M
I 2023-03-14 2023-03-10 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret G - Gift $0.00 -1,006 0 -100% $0
D 2022-12-20 2022-12-16 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret A - Grant $0.00 +2,752 23.1K +14% $0
2022-12-13 2022-12-09 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret F - Tax $753.28 -492 20.4K -2% -$370.6K
D 2022-09-12 2022-09-09 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret M - OptEx $270.43 +30.0K 41.6K +259% +$8.11M
D 2022-09-12 2022-09-09 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret F - Tax $730.96 -20.7K 20.9K -50% -$15.15M
2022-04-11 2022-04-07 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret S - Sale $721.10 -5,114 16.9K -23% -$3.69M
M 2022-04-04 2022-04-01 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret S - Sale $690.73 -5,114 24.4K -17% -$3.53M
2021-12-14 2021-12-11 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret F - Tax $664.34 -697 26.1K -3% -$463.0K
D 2021-12-10 2021-12-09 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret M - OptEx $179.13 +30.0K 46.5K +182% +$5.37M
D 2021-12-10 2021-12-09 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret F - Tax $657.11 -19.8K 26.7K -43% -$12.99M
D 2021-12-10 2021-12-08 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret A - Grant $0.00 +3,338 16.5K +25% $0
D 2021-08-24 2021-08-20 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret F - Tax $664.85 -6,575 16.6K -28% -$4.37M
DM 2021-08-24 2021-08-23 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret S - Sale+OE $661.84 -3,425 13.2K -21% -$2.27M
D 2021-08-24 2021-08-20 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret M - OptEx $179.13 +10.0K 23.2K +76% +$1.79M
D 2021-07-07 2021-07-02 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret F - Tax $582.20 -6,602 16.6K -28% -$3.84M
D 2021-07-07 2021-07-02 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret M - OptEx $179.13 +10.0K 23.2K +76% +$1.79M
D 2021-07-07 2021-07-06 REGN Regeneron Pharmaceuticals LAROSA JOSEPH J EVP GC, Secret S - Sale+OE $580.00 -3,398 13.2K -20% -$1.97M

Purchase Sale Sale after option exercise All abbreviations