List of insiders holdings for TSS Inc.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | Woodward Peter H Director | 2026-01-16 20:34:30 | 19,358 3,304,996 | 3,324,354 | Form 4 |
| 2 | GREEN ROBERT I 10% Owner | 2007-01-29 17:57:18 | 250,000 1,485,000 | 1,735,000 | Form 3 |
| 3 | Ikeda Glen 10% Owner | 2019-01-08 16:07:39 | 1,606,856 0 | 1,606,856 | Form 13G |
| 4 | KITT BARRY M 10% Owner | 2008-08-22 16:38:50 | 1,201,204 0 | 1,201,204 | Form 13G |
| 5 | Gallagher Gerard J Sr. Tech. Advisor & Founder | 2020-11-30 17:54:55 | 1,043,018 0 | 1,043,018 | Form 4 |
| 6 | ANGELINI ANTHONY Director | 2022-11-16 19:50:31 | 983,787 0 | 983,787 | Form 4 |
| 7 | Penver John K Chief Financial Officer | 2024-05-21 17:55:10 | 879,139 0 | 879,139 | Form 4 |
| 8 | Dewan Darryll E Chief Executive Officer | 2026-01-16 20:38:58 | 652,334 5,000 | 657,334 | Form 4 |
| 9 | Weiss Harvey Louis Vice Chairman Director | 2008-12-09 16:54:35 | 648,000 0 | 648,000 | Form 4/A |
| 10 | McMillen Charles Thomas Chairman | 2007-01-29 16:40:39 | 575,000 0 | 575,000 | Form 13D |
| 11 | Crichton Matt Sr. V.P., Business Development | 2019-11-13 16:02:24 | 450,000 0 | 450,000 | Form 4 |
| 12 | CHISM DANIEL M Chief Financial Officer | 2026-01-16 20:39:52 | 370,999 0 | 370,999 | Form 4 |
| 13 | SCHWARZ KEN Chief Financial Officer | 2012-09-27 17:07:27 | 350,000 0 | 350,000 | Form 4 |
| 14 | MARROTT KARL TODD Chief Operating Officer | 2026-01-16 20:37:31 | 306,837 0 | 306,837 | Form 4 |
| 15 | Brennan Kieran Senior Vice President | 2026-01-16 20:40:35 | 300,156 0 | 300,156 | Form 4 |
| 16 | Olsen Martin T. EVP, Sales and Marketing | 2017-04-12 17:31:13 | 300,000 0 | 300,000 | Form 4 |
| 17 | Nickles Donald L Director | 2009-05-11 14:33:10 | 250,000 0 | 250,000 | Form 4 |
| 18 | McNerney Maura Chief Financial Officer | 2013-05-22 20:51:28 | 200,000 0 | 200,000 | Form 4/A |
| 19 | HUTCHINSON ASA Director | 2011-05-06 17:56:35 | 200,000 0 | 200,000 | Form 4 |
| 20 | Metzler Richard M. Director | 2026-01-16 20:36:11 | 153,784 0 | 153,784 | Form 4 |
| 21 | DEC TIMOTHY C Chief Financial Officer | 2012-06-08 15:57:37 | 150,000 0 | 150,000 | Form 4 |
| 22 | Phelps Daniel J Director | 2017-04-07 16:01:47 | 125,000 0 | 125,000 | Form 4 |
| 23 | Oliver James Mulford III CRO | 2024-12-04 19:44:29 | 104,504 0 | 104,504 | Form 4 |
| 24 | JEWS WILLIAM L Director | 2011-05-06 17:57:28 | 98,416 0 | 98,416 | Form 4 |
| 25 | Morton John III Director | 2011-05-06 17:58:32 | 88,416 0 | 88,416 | Form 4 |
| 26 | SONKIN PAUL D HUMMINGBIRD VALUE FUND LP HUMMINGBIRD MICROCAP VALUE FUND LP HUMMINGBIRD CONCENTRATED FUND LP TARSIER NANOCAP VALUE FUND LP HUMMINGBIRD MANAGEMENT LLC HUMMINGBIRD CAPITAL LLC See footnote #1. 10% Owner | 2013-01-02 16:28:24 | 45,133 0 | 45,133 | Form 13D |
| 27 | MITCHELL DAVID JAN Director | 2009-05-11 14:28:39 | 30,000 0 | 30,000 | Form 4 |
| 28 | FAHY MICHAEL JOHN Director | 2026-01-16 20:38:13 | 8,784 0 | 8,784 | Form 4 |
| 29 | MOHINDRA VIVEK Director | 2026-01-16 20:35:27 | 3,784 0 | 3,784 | Form 4 |
| 30 | Rosato Thomas P 10% Owner | 2014-03-06 09:31:14 | 0 0 | 0 | Form 13D |