Suro Capital Corp. (SSSS) Insider Ownership

Historic Insider Ownership Trends

As of March 23, 2026, the three largest insider holders of SSSS are Robert S. Birch (Other, 1.99Mn shares), Mark D Klein (Chairman, Ceo And President, 1.67Mn shares), Allison Green (See Remarks, 189.81K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Robert S. Birch 1,991,263 0 13 Apr, 2021
Mark D Klein Chairman, Ceo And President 1,671,021 0 16 Dec, 2025
Allison Green See Remarks 189,805 0 16 Dec, 2025
Leonard Potter 102,279 0 30 May, 2025
Leonard Potter 102,279 0 30 May, 2025
Marc Mazur 65,414 0 30 May, 2025
Lisa Westley 55,295 0 30 May, 2025
Richard C. Szuch 5,767 0 05 Sep, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
10 Dec, 2025 Mark D Klein Common Stock D 17,017 $9.59 1,688,038 D F
10 Dec, 2025 Allison Green Common Stock D 4,232 $9.59 194,037 D F
15 Dec, 2025 Allison Green Common Stock D 4,232 $9.24 189,805 D F
15 Dec, 2025 Mark D Klein Common Stock D 17,017 $9.24 1,671,021 D F
21 Nov, 2025 Mark D Klein Common Stock A 174,465 $0.00 1,705,055 D A
21 Nov, 2025 Allison Green Common Stock A 956 $0.00 198,269 D A
03 Sep, 2025 Richard C. Szuch Common Stock A 5,767 $8.66 5,767 D A
11 Aug, 2025 Mark D Klein Common Stock A 4,571 $8.69 1,520,590 D P
12 Aug, 2025 Mark D Klein Common Stock A 10,000 $8.45 1,530,590 D P
28 May, 2025 Leonard Potter Common Stock A 7,812 $0.00 102,279 D A
28 May, 2025 Leonard Potter Common Stock A 7,812 $0.00 102,279 D A
28 May, 2025 Marc Mazur Common Stock A 7,812 $0.00 65,414 D A
28 May, 2025 Lisa Westley Common Stock A 7,812 $0.00 55,295 D A
16 May, 2025 Mark D Klein Common Stock A 300,000 $0.00 1,516,019 D A
16 May, 2025 Allison Green Common Stock A 50,000 $0.00 197,313 D A
09 May, 2025 Mark D Klein Common Stock A 16,500 $5.26 1,216,019 D P
10 Feb, 2025 Mark D Klein Common Stock D 32,858 $6.17 1,199,519 D F
10 Feb, 2025 Allison Green Common Stock D 9,849 $6.17 147,313 D F
16 Dec, 2024 Mark D Klein Common Stock D 17,017 $6.02 1,232,377 D F
16 Dec, 2024 Allison Green Common Stock D 4,571 $6.02 157,162 D F