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Who

Andrew K. Silvernail

Director

Company insider

Files Form 4 as: Director, Stryker; Chief Executive Officer, International Paper; Chairman and CEO, Idex.

Every Form 4 they filed

In numbers

Trades disclosed
137
Buys
1
Sells
16
Bought
$4.0M
Sold
$129.0M
Companies
3
Companies where not an officer
1
First trade
2 Mar 2010
Last trade
6 May 2026
Last filed
8 May 2026

Companies traded

Where they are an officer
IP International PaperOfficer · Paper & Packaging · last 30 Jan 20261 buy · 0 sells
IEX IdexDirector, Officer · Machinery · last 30 Nov 20200 buys · 16 sells
Everywhere else they filed: board seats, 10% stakes, other companies
SYK StrykerDirector · Medical Devices · last 6 May 20260 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
01Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
6 May 2026filed 8 May 2026SYK StrykerMedical DevicesSEC FORM 4 Code A—762 at $0.00filing
6 May 2026filed 8 May 2026SYK StrykerMedical DevicesSEC FORM 4 Code A—762 at $0.00filing
30 Jan 2026filed 30 Jan 2026IP International PaperPaper & PackagingSEC FORM 4 Bought$2.0M50,000 at $39.98filing
30 Jan 2026filed 30 Jan 2026IP International PaperPaper & PackagingSEC FORM 4 Bought$2.0M50,000 at $39.98filing
15 Jan 2026filed 16 Jan 2026SYK StrykerMedical DevicesSEC FORM 4 Code M$442K4,570 at $96.64filing
15 Jan 2026filed 16 Jan 2026SYK StrykerMedical DevicesSEC FORM 4 Code F$442K1,229 at $359.39filing
15 Jan 2026filed 16 Jan 2026SYK Strykeroption or derivative · Medical DevicesSEC FORM 4 Code M—4,570 at $0.00filing
15 Jan 2026filed 16 Jan 2026SYK Strykeroption or derivative · Medical DevicesSEC FORM 4 Code M—4,570 at $0.00filing
15 Jan 2026filed 16 Jan 2026SYK StrykerMedical DevicesSEC FORM 4 Code M$442K4,570 at $96.64filing
15 Jan 2026filed 16 Jan 2026SYK StrykerMedical DevicesSEC FORM 4 Code F$442K1,229 at $359.39filing
8 May 2025filed 12 May 2025SYK StrykerMedical DevicesSEC FORM 4 Code A—560 at $0.00filing
3 Feb 2025filed 4 Feb 2025SYK Strykeroption or derivative · Medical DevicesSEC FORM 4 Code M—3,795 at $0.00filing
3 Feb 2025filed 4 Feb 2025SYK StrykerMedical DevicesSEC FORM 4 Code M$353K3,795 at $93.06filing
3 Feb 2025filed 4 Feb 2025SYK StrykerMedical DevicesSEC FORM 4 Code F$353K903 at $391.29filing
9 May 2024filed 13 May 2024SYK StrykerMedical DevicesSEC FORM 4 Code A—653 at $0.00filing
5 Dec 2023filed 7 Dec 2023SYK Strykeroption or derivative · Medical DevicesSEC FORM 4 Code M—4,355 at $0.00filing
5 Dec 2023filed 7 Dec 2023SYK StrykerMedical DevicesSEC FORM 4 Code M$353K4,355 at $81.14filing
5 Dec 2023filed 7 Dec 2023SYK StrykerMedical DevicesSEC FORM 4 Code F$354K1,215 at $290.95filing
10 May 2023filed 12 May 2023SYK StrykerMedical DevicesSEC FORM 4 Code A—705 at $0.00filing
4 May 2022filed 6 May 2022SYK Strykeroption or derivative · Medical DevicesSEC FORM 4 Code A—841 at $0.00filing

Sectors

Industrials16
Materials1

Buys in green, sells in red, by the company’s sector.

Related people

Lori RyerkerkDirector · Director at International Paper Co /new/, filing Form 4 there in the last year
Katherine CollinsDirector · Director at International Paper Co /new/, filing Form 4 there in the last year
William L. SimmonsGroup Executive, FMT & FSDP · Group Executive, FMT & FSDP at Idex Corp /de/, filing Form 4 there in the last year
Tara M. TeresoGroup Executive, HST · Group Executive, HST at Idex Corp /de/, filing Form 4 there in the last year
Allison S. LausasVP, Chief Accounting Officer · VP, Chief Accounting Officer at Idex Corp /de/, filing Form 4 there in the last year
Lisa M. AndersonSVP, GC, CAO & Corp Sec · Also traded IEX in the last 90 days
William Thomas HamicExec. VP & President · Also traded IP in the last 90 days
Holly G. GoughnourVP & Chief Accounting Officer · Also traded IP in the last 90 days