SUMME GREGORY L Insider Trading Activity

Average Profitability
11.86%
Insider Buys Quantity
3
Insider Buys Sum
$825,900.00
Insider Sells Quantity
3
Insider Sells Sum
$4.47M

Insider Activity of SUMME GREGORY L

According to the SEC Form 4 filings, SUMME GREGORY L, being in a position of

  1. director at Avantor, Inc.,
    оver the last 12 months, has bought 100000 shares for $940,000, and sold 0 shares,
    over all time since 2025-04-28, has bought 400000 shares for $4.56M, and sold 0 shares.

Biography of SUMME GREGORY L

No biography is available at this moment.

Statistics of Insider Transactions Last Year

Amount of Insider Buys and Sells by Stocks

Buys
 $940,0001100
Sells
 $000

Comparison of Insiders on Amount of Buys and Sells

2026-02-12PurchaseAvantor, Inc.
AVTR
director
100,000
0.0151%
$9.40$940,000+8.37%
2025-10-30PurchaseAvantor, Inc.
AVTR
director
100,000
0.0107%
$11.25$1.13M+1%
2025-08-21PurchaseAvantor, Inc.
AVTR
director
100,000
0.0147%
$12.56$1.26M-11.23%
2025-05-23PurchaseAvantor, Inc.
AVTR
director
30,000
0.0043%
$12.50$375,000-8.23%
2025-05-22PurchaseAvantor, Inc.
AVTR
director
20,000
0.0029%
$12.65$253,000-9.41%
2025-05-07PurchaseAvantor, Inc.
AVTR
director
25,000
0.0037%
$12.00$300,000-0.84%
2025-04-28PurchaseAvantor, Inc.
AVTR
director
25,000
0.0035%
$12.50$312,500-3.76%
2025-02-18SaleState Street Corporation
STT
director
13,815
0.0048%
$100.00$1.38M+13.08%
2024-02-28SaleNXP Semiconductors N.V.
NXPI
director
7,695
0.003%
$245.27$1.89M-1.41%
2019-05-07PurchaseState Street Corporation
STT
director
3,000
0.0008%
$64.50$193,500-7.04%
2013-11-25SaleAutomatic Data Processing, Inc.
ADP
director
15,000
0.0036%
$80.04$1.2M+0.56%
2011-08-19PurchaseState Street Corporation
STT
director
10,000
0.002%
$31.99$319,900+30.75%
Total: 12
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