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Who

Mark L. Pacala

Director

Company insider

Files Form 4 as: Director, The Oncology Institute; Director and 10% owner, Careguide.

In numbers

Trades disclosed
24
Buys
1
Sells
1
Bought
$94K
Sold
$200K
Companies
2
Companies where not an officer
2
First trade
25 Jul 2007
Last trade
27 Jul 2026
Last filed
29 Jul 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
The Oncology InstituteDirector · Providers & Facilities · last 27 Jul 20261 buy · 1 sell
CareguideDirector, 10% owner · last 28 Jan 20090 buys · 0 sells

Activity over time

1 Mar 2025 – 1 Oct 2026
101Mar 25Aug 25Jan 26May 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
27 Jul 2026filed 29 Jul 2026The Oncology InstituteProviders & FacilitiesSEC FORM 4 Code A—30,120 at $0.00filing
27 Jul 2026filed 29 Jul 2026The Oncology InstituteProviders & FacilitiesSEC FORM 4 Code A—30,120 at $0.00filing
20 Nov 2025filed 24 Nov 2025The Oncology InstituteProviders & FacilitiesSEC FORM 4 Code A—46,296 at $0.00filing
20 Nov 2025filed 24 Nov 2025The Oncology InstituteProviders & FacilitiesSEC FORM 4 Code A—35,494 at $0.00filing
18 Nov 2025filed 20 Nov 2025The Oncology InstituteProviders & FacilitiesSEC FORM 4 Sold$8,6402,160 at $4.00filing
18 Nov 2025filed 20 Nov 2025The Oncology InstituteProviders & FacilitiesSEC FORM 4 Sold$4,8401,210 at $4.00filing
18 Nov 2025filed 20 Nov 2025The Oncology InstituteProviders & FacilitiesSEC FORM 4 Sold$187K46,630 at $4.00filing
26 Mar 2025filed 28 Mar 2025The Oncology Instituteoption or derivative · Providers & FacilitiesSEC FORM 4 Code P$5,49742,281 at $0.13filing
26 Mar 2025filed 28 Mar 2025The Oncology InstituteProviders & FacilitiesSEC FORM 4 Bought$94K90,562 at $1.04filing
22 Nov 2024filed 25 Nov 2024The Oncology InstituteProviders & FacilitiesSEC FORM 4 Code A—50,000 at $0.00filing
12 Nov 2024filed 18 Nov 2024The Oncology InstituteProviders & FacilitiesSEC FORM 4 Code J—20,248 at $0.00filing
12 Nov 2024filed 18 Nov 2024The Oncology InstituteProviders & FacilitiesSEC FORM 4 Code J—30,372 at $0.00filing
26 Dec 2023filed 28 Dec 2023The Oncology InstituteProviders & FacilitiesSEC FORM 4 Code A—46,630 at $0.00filing
17 Mar 2023filed 21 Mar 2023The Oncology InstituteProviders & FacilitiesSEC FORM 4 Code A—6,562 at $0.00filing
17 Nov 2022filed 21 Nov 2022The Oncology InstituteProviders & FacilitiesSEC FORM 4 Code A—2,160 at $0.00filing
17 Nov 2022filed 21 Nov 2022The Oncology InstituteProviders & FacilitiesSEC FORM 4 Code A—29,057 at $0.00filing
28 Jan 2009filed 30 Jan 2009Careguideoption or derivativeSEC FORM 4 Code P$100K166,667 at $0.60filing
28 Jan 2009filed 30 Jan 2009Careguideoption or derivativeSEC FORM 4 Code P$300K500,000 at $0.60filing
9 Apr 2008filed 10 Apr 2008Careguideoption or derivativeSEC FORM 4 Code P$47K78,125 at $0.60filing
9 Apr 2008filed 10 Apr 2008Careguideoption or derivativeSEC FORM 4 Code P$141K234,375 at $0.60filing

News

No headline names them, or the companies they trade most, lately.

Sectors

Health Care2

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

Related people

Brad HivelyDirector · Director at Starling Oncology, filing Form 4 there in the last year
Jorey Chernett10% owner · 10% owner at Starling Oncology, filing Form 4 there in the last year
Kimberly Jo TzoumakasDirector · Director at Oncology Institute, filing Form 4 there in the last year
Anne McGeorgeDirector · Director at Oncology Institute, filing Form 4 there in the last year
Mark StolperDirector · Director at Oncology Institute, filing Form 4 there in the last year