InsiderTrades

MASSARO GEORGE

SEC CIK 1221496 · EDGAR

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

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
CRLCharles River LaboratoriesDir 5,575 — $1.34M 112021-08-092025-05-15

Most active insiders at CRL, 12 months

#InsiderTitleBoughtSold
1 FOSTER JAMES CDir —$34.84M
2 Parisotto Shannon MCEVP, Disc, Safety Assessment —$2.97M
3 Girshick BirgitCOO, Corp. Executive VP —$1.82M
4 Knell Michael GunnarSVP, CAO, Fin —$1.73M
5 Creamer Victoria LEVP, CHRO —$1.08M
6 Andrews Nancy CDir —$163.4K
7 LaPlume Joseph WEVP, Corp Strategy, Develop $4,364—
8 Mintz MarkEVP, CIO ——
9 Kemps-Polanco ReshemaDir ——
10 Barg StevenDir ——

MASSARO GEORGE made no open-market trades at CRL in the last 12 months.

Transactions 11

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
M 2025-05-16 2025-05-15 CRL Charles River Laboratories MASSARO GEORGE Dir S - Sale $137.57 -140 5,575 -2% -$19.3K
M 2025-05-15 2025-05-14 CRL Charles River Laboratories MASSARO GEORGE Dir S - Sale $140.73 -140 5,715 -2% -$19.7K
M 2024-05-16 2024-05-15 CRL Charles River Laboratories MASSARO GEORGE Dir S - Sale $235.62 -332 6,064 -5% -$78.2K
D 2024-05-15 2024-05-13 CRL Charles River Laboratories MASSARO GEORGE Dir A - Grant $228.41 +559 6,187 +10% +$127.7K
D 2023-05-17 2023-05-15 CRL Charles River Laboratories MASSARO GEORGE Dir A - Grant $0.00 +664 5,628 +13% $0
2023-05-15 2023-05-11 CRL Charles River Laboratories MASSARO GEORGE Dir S - Sale $193.43 -288 4,964 -5% -$55.7K
D 2022-05-13 2022-05-11 CRL Charles River Laboratories MASSARO GEORGE Dir A - Grant $0.00 +575 5,252 +12% $0
M 2022-05-11 2022-05-09 CRL Charles River Laboratories MASSARO GEORGE Dir S - Sale $230.96 -178 4,685 -4% -$41.1K
DM 2021-09-01 2021-08-31 CRL Charles River Laboratories MASSARO GEORGE Dir S - Sale+OE $442.48 -2,539 4,855 -34% -$1.12M
D 2021-09-01 2021-08-31 CRL Charles River Laboratories MASSARO GEORGE Dir M - OptEx $164.24 +2,539 7,394 +52% +$417.0K
D 2021-09-01 2021-08-09 CRL Charles River Laboratories MASSARO GEORGE Dir G - Gift $0.00 -500 4,855 -9% $0

Purchase Sale Sale after option exercise All abbreviations