InsiderTrades

Tatnall Christopher

SEC CIK 1990732 · EDGAR

Buying vs selling by month open-market trades, last 24 months, ACLS
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
ACLSAXCELIS TECHNOLOGIES INCEVP Gbl Customer Ops 27.5K — $174.6K 162023-09-152026-09-15

Most active insiders at ACLS, 12 months

#InsiderTitleBoughtSold
1 Low RussellPres AND CEO, Dir —$1.57M
2 Sutton ToddVP Corp. Ctrl —$741.8K
3 Blumenstock Gerald MEVP, Research, Dev, Eng —$613.5K
4 Titinger JorgeDir —$580.4K
5 Mahoney Robert JohnEVP Gbl Ops —$542.8K
6 KURTZWEIL JOHN TDir —$485.8K
7 Redinbo GregEVP, Chief Strategy Off —$463.7K
8 GRAVES GREGORY BDir —$456.7K
9 Quirk JeanneDir —$250.9K
10 Sayiner NecipDir —$249.7K
11 Tatnall ChristopherEVP Gbl Customer Ops —$174.6K

Transactions 16

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-09-16 17:05 2026-09-15 ACLS AXCELIS TECHNOLOGIES INC Tatnall Christopher EVP Gbl Customer Ops F - Tax $105.04 -136 27.5K -0.5% -$14.3K
2026-05-21 17:05 2026-05-20 ACLS AXCELIS TECHNOLOGIES INC Tatnall Christopher EVP Gbl Customer Ops S - Sale $149.75 -1,166 27.6K -4% -$174.6K
M 2026-05-19 17:05 2026-05-15 ACLS AXCELIS TECHNOLOGIES INC Tatnall Christopher EVP Gbl Customer Ops A - Grant $0.00 +7,008 30.1K +30% $0
M 2026-05-19 17:05 2026-05-15 ACLS AXCELIS TECHNOLOGIES INC Tatnall Christopher EVP Gbl Customer Ops F - Tax $155.18 -1,259 28.8K -4% -$195.4K
2026-04-21 17:05 2026-04-20 ACLS AXCELIS TECHNOLOGIES INC Tatnall Christopher EVP Gbl Customer Ops F - Tax $131.02 -907 23.0K -4% -$118.8K
2026-03-03 2026-03-02 ACLS AXCELIS TECHNOLOGIES INC Tatnall Christopher EVP Gbl Customer Ops F - Tax $86.58 -1,121 23.2K -5% -$97.1K
2025-09-17 2025-09-15 ACLS AXCELIS TECHNOLOGIES INC Tatnall Christopher EVP Gbl Customer Ops F - Tax $87.30 -137 24.3K -0.6% -$12.0K
M 2025-05-19 2025-05-15 ACLS AXCELIS TECHNOLOGIES INC Tatnall Christopher EVP Gbl Customer Ops F - Tax $62.67 -515 24.6K -2% -$32.3K
M 2025-05-19 2025-05-15 ACLS AXCELIS TECHNOLOGIES INC Tatnall Christopher EVP Gbl Customer Ops A - Grant $0.00 +12.3K 18.8K +189% $0
2025-04-22 2025-04-21 ACLS AXCELIS TECHNOLOGIES INC Tatnall Christopher EVP Gbl Customer Ops F - Tax $45.23 -907 12.7K -7% -$41.0K
2025-03-04 2025-02-28 ACLS AXCELIS TECHNOLOGIES INC Tatnall Christopher EVP Gbl Customer Ops F - Tax $54.79 -1,146 13.6K -8% -$62.8K
2024-09-17 2024-09-16 ACLS AXCELIS TECHNOLOGIES INC Tatnall Christopher EVP Gbl Customer Ops F - Tax $98.86 -83 13.3K -0.6% -$8,205
M 2024-05-16 2024-05-15 ACLS AXCELIS TECHNOLOGIES INC Tatnall Christopher EVP Gbl Customer Ops A - Grant $0.00 +5,698 13.5K +73% $0
2024-05-16 2024-05-15 ACLS AXCELIS TECHNOLOGIES INC Tatnall Christopher EVP Gbl Customer Ops F - Tax $112.94 -103 13.4K -0.8% -$11.6K
2024-04-19 2024-04-18 ACLS AXCELIS TECHNOLOGIES INC Tatnall Christopher EVP Gbl Customer Ops F - Tax $0.00 -551 7,776 -7% $0
2023-09-15 2023-09-15 ACLS AXCELIS TECHNOLOGIES INC Tatnall Christopher EVP Gbl Customer Ops A - Grant $0.00 +1,125 8,327 +16% $0

Purchase Sale Sale after option exercise All abbreviations