TSSI · TSS, Inc. · Shareholders & Ownership

$6.93 -0.18 (-2.53%) At close · Oct 23

Russell 2000 member Rebalance outlook locked

Market Cap

$195.56M

28.22M

Volume · Oct 23 618.94K Avg daily vol (3M) 913.7K

Every disclosed holder of TSSI in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.

How the holder list picks a filing →

Who Owns TSSI

13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions

Holder group	Holders	Shares	% Out	Summed
Institutional (13F)	122	12,958,388	45.92%	Yes
Insiders (Forms 3, 4, 5)	9	2,186,410	7.75%	Yes
13D/G-only blocks	0	0	0.00%	Yes
Remaining	—	13,074,272	46.33%	Rest
Registered funds (N-PORT, not summed)	109	3,756,589	13.31%	No

Shares outstanding: 28,219,070, the issuer's latest cover-page count restated onto today's split basis.

13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.

Holders of TSSI

One row per holder Every filing By ultimate parent

All 13F Funds Insiders 13D/G Non-US

#	Holder	Shares	% Out	Change	As of	Notes
1	BlackRock, Inc. 13F CIK 2012383 · Holding company · Jun 30, 2026 carried, not yet filed for the newest quarter	2,322,290	8.23%	+551,400	Jun 30, 2026	carried, not yet filed for the newest quarter
1.1	BlackRock, Inc. 13G CIK 2012383 · Holding company · Jun 30, 2026 Rule 13d-1(b), qualified institution, not summed	1,874,727	6.64%	+351,242	Jun 30, 2026	Rule 13d-1(b), qualified institution, not summed
1.2	iShares Russell 2000 ETF Fund S000004344 · Registered fund · Jun 30, 2026 iShares Trust, not summed	660,789	2.34%	+102,805	Jun 30, 2026	iShares Trust, not summed
1.3	iShares Russell 2000 Growth ETF Fund S000004343 · Registered fund · Jun 30, 2026 iShares Trust, not summed	225,844	0.80%	+49,616	Jun 30, 2026	iShares Trust, not summed
1.4	BlackRock Advantage Small Cap Core Fund Fund S000039982 · Registered fund · May 29, 2026 BlackRock Funds, not summed	102,023	0.36%	—	May 29, 2026	BlackRock Funds, not summed
1.5	iShares Micro-Cap ETF Fund S000004439 · Registered fund · Jun 30, 2026 iShares Trust, not summed	80,666	0.29%	+25,332	Jun 30, 2026	iShares Trust, not summed
2	JANE STREET GROUP, LLC 13F CIK 1595888 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	1,047,184	3.71%	+389,103	Jun 30, 2026	carried, not yet filed for the newest quarter
3	VANGUARD CAPITAL MANAGEMENT LLC 13F CIK 2100119 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	966,509	3.43%	-1,931	Jun 30, 2026	carried, not yet filed for the newest quarter
4	Woodward Peter H Insider CIK 1369119 · May 29, 2026 Director, issuer-wide	905,072	3.21%	—	May 29, 2026	Director, issuer-wide
5	SILVERCREST ASSET MANAGEMENT GROUP LLC 13F CIK 1232395 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	681,700	2.42%	+265,186	Jun 30, 2026	carried, not yet filed for the newest quarter
6	VANGUARD TOTAL STOCK MARKET INDEX FUND Fund S000002848 · Registered fund · Jun 30, 2026 VANGUARD INDEX FUNDS, not summed	679,327	2.41%	0	Jun 30, 2026	VANGUARD INDEX FUNDS, not summed
7	GEODE CAPITAL MANAGEMENT, LLC 13F CIK 1214717 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	626,884	2.22%	+51,275	Jun 30, 2026	carried, not yet filed for the newest quarter
8	D. E. Shaw & Co., Inc. 13F CIK 1009207 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	542,913	1.92%	+357,012	Jun 30, 2026	carried, not yet filed for the newest quarter
9	Driehaus Capital Management LLC 13F CIK 938206 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	536,314	1.90%	+536,314	Jun 30, 2026	carried, not yet filed for the newest quarter
9.1	Driehaus Micro Cap Growth Fund Fund S000042829 · Registered fund · Jun 30, 2026 Driehaus Mutual Funds, not summed	84,513	0.30%	—	Jun 30, 2026	Driehaus Mutual Funds, not summed
10	LPL Financial LLC 13F CIK 1403438 · Broker-dealer · Jun 30, 2026 carried, not yet filed for the newest quarter	486,260	1.72%	+143,412	Jun 30, 2026	carried, not yet filed for the newest quarter
11	STATE STREET CORP 13F CIK 93751 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	484,262	1.72%	+59,008	Jun 30, 2026	carried, not yet filed for the newest quarter
11.1	STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO Fund S000050332 · Registered fund · Jun 30, 2026 STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed	7,700	0.03%	0	Jun 30, 2026	STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
11.2	State Street Total Return V.I.S. Fund Fund S000001637 · Registered fund · Jun 30, 2026 STATE STREET VARIABLE INSURANCE SERIES FUNDS INC, not summed	569	0.00%	0	Jun 30, 2026	STATE STREET VARIABLE INSURANCE SERIES FUNDS INC, not summed
11.3	State Street Balanced Index Fund Fund S000082802 · Registered fund · Jun 30, 2026 STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed	158	0.00%	0	Jun 30, 2026	STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
12	MARROTT KARL TODD Insider CIK 2014820 · Jun 27, 2026 Chief Operating Officer, issuer-wide	403,447	1.43%	+116,902	Jun 27, 2026	Chief Operating Officer, issuer-wide
13	GOLDMAN SACHS GROUP INC 13F CIK 886982 · Holding company · Jun 30, 2026 carried, not yet filed for the newest quarter	371,792	1.32%	+247,772	Jun 30, 2026	carried, not yet filed for the newest quarter
13.1	Goldman Sachs Small Cap Equity Insights Fund Fund S000009329 · Registered fund · Jul 31, 2026 Goldman Sachs Trust, not summed	46,200	0.16%	+25,048	Jul 31, 2026	Goldman Sachs Trust, not summed
13.2	Goldman Sachs Small Cap Growth Insights Fund Fund S000014930 · Registered fund · Jul 31, 2026 Goldman Sachs Trust, not summed	30,242	0.11%	+22,137	Jul 31, 2026	Goldman Sachs Trust, not summed
13.3	Goldman Sachs Variable Insurance Trust Small Cap Equity Insights Fund Fund S000009355 · Registered fund · Jun 30, 2026 Goldman Sachs Variable Insurance Trust, not summed	17,830	0.06%	—	Jun 30, 2026	Goldman Sachs Variable Insurance Trust, not summed
13.4	Goldman Sachs Absolute Return Tracker Fund Fund S000020314 · Registered fund · Aug 31, 2026 GOLDMAN SACHS TRUST, not summed	4,338	0.02%	-890	Aug 31, 2026	GOLDMAN SACHS TRUST, not summed
14	ALGERT GLOBAL LLC 13F CIK 1275218 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	342,405	1.21%	+331,915	Jun 30, 2026	carried, not yet filed for the newest quarter
15	CHISM DANIEL M Insider CIK 1219755 · Jun 7, 2026 Chief Financial Officer, issuer-wide	322,898	1.14%	-35,926	Jun 7, 2026	Chief Financial Officer, issuer-wide
16	UBS Group AG 13F CIK 1610520 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	293,872	1.04%	-227,726	Jun 30, 2026	carried, not yet filed for the newest quarter
17	Brennan Kieran Insider CIK 1729129 · Mar 16, 2026 Senior Vice President, issuer-wide	279,137	0.99%	-12,000	Mar 16, 2026	Senior Vice President, issuer-wide
18	VANGUARD EXTENDED MARKET INDEX FUND Fund S000002841 · Registered fund · Jun 30, 2026 VANGUARD INDEX FUNDS, not summed	261,778	0.93%	-8,025	Jun 30, 2026	VANGUARD INDEX FUNDS, not summed
19	Value Aligned Research Advisors, LLC 13F CIK 1963565 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	261,498	0.93%	-199,012	Jun 30, 2026	carried, not yet filed for the newest quarter
20	WELLS FARGO & COMPANY/MN 13F CIK 72971 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	222,931	0.79%	+49,459	Jun 30, 2026	carried, not yet filed for the newest quarter
21	MILLENNIUM MANAGEMENT LLC 13F CIK 1273087 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	220,744	0.78%	-149,635	Jun 30, 2026	carried, not yet filed for the newest quarter
22	NORTHERN TRUST CORP 13F CIK 73124 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	193,623	0.69%	+28,272	Jun 30, 2026	carried, not yet filed for the newest quarter
22.1	Small Cap Index Fund Fund S000001245 · Registered fund · Jun 30, 2026 Northern Funds, not summed	12,625	0.04%	+3,463	Jun 30, 2026	Northern Funds, not summed
23	AQR CAPITAL MANAGEMENT LLC 13F CIK 1167557 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	177,912	0.63%	+145,781	Jun 30, 2026	carried, not yet filed for the newest quarter
24	Jump Financial, LLC 13F CIK 1831577 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	175,800	0.62%	+175,800	Jun 30, 2026	carried, not yet filed for the newest quarter
25	VANGUARD PORTFOLIO MANAGEMENT LLC 13F CIK 2100121 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	168,994	0.60%	+38,006	Jun 30, 2026	carried, not yet filed for the newest quarter
26	VANGUARD FIDUCIARY TRUST CO 13F CIK 933478 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	164,755	0.58%	+4,778	Jun 30, 2026	carried, not yet filed for the newest quarter
27	Alyeska Investment Group, L.P. 13F CIK 1453072 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	155,594	0.55%	+155,594	Jun 30, 2026	carried, not yet filed for the newest quarter
28	Metzler Richard M. Insider CIK 1839522 · Jan 14, 2026 Director, issuer-wide	153,784	0.55%	+3,784	Jan 14, 2026	Director, issuer-wide
29	NORTH SQUARE DYNAMIC SMALL CAP FUND Fund S000063485 · Registered fund · May 31, 2026 Exchange Place Advisors Trust, not summed	147,908	0.52%	—	May 31, 2026	Exchange Place Advisors Trust, not summed
30	CITADEL ADVISORS LLC 13F CIK 1423053 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	140,813	0.50%	+140,813	Jun 30, 2026	carried, not yet filed for the newest quarter
31	RENAISSANCE TECHNOLOGIES LLC 13F CIK 1037389 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	138,291	0.49%	+78,200	Jun 30, 2026	carried, not yet filed for the newest quarter
32	RAYMOND JAMES FINANCIAL INC 13F CIK 720005 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	129,364	0.46%	+129,364	Jun 30, 2026	carried, not yet filed for the newest quarter
33	MORGAN STANLEY 13F CIK 895421 · Holding company · Jun 30, 2026 carried, not yet filed for the newest quarter	123,954	0.44%	+9,677	Jun 30, 2026	carried, not yet filed for the newest quarter
34	VANGUARD RUSSELL 2000 INDEX FUND Fund S000030003 · Registered fund · May 31, 2026 VANGUARD SCOTTSDALE FUNDS, not summed	113,749	0.40%	+9,931	May 31, 2026	VANGUARD SCOTTSDALE FUNDS, not summed
35	Oliver James Mulford III Insider CIK 2000933 · Dec 3, 2024 CRO, issuer-wide	104,504	0.37%	-126,682	Dec 3, 2024	CRO, issuer-wide
36	Rockefeller Capital Management L.P. 13F CIK 1739439 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	101,000	0.36%	-115,883	Jun 30, 2026	carried, not yet filed for the newest quarter
37	CROWN ADVISORS MANAGEMENT, INC. 13F CIK 1733248 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	100,000	0.35%	+100,000	Jun 30, 2026	carried, not yet filed for the newest quarter
38	Covestor Ltd 13F CIK 1909846 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	93,087	0.33%	+93,087	Jun 30, 2026	carried, not yet filed for the newest quarter
39	Point72 Asset Management, L.P. 13F CIK 1603466 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	89,742	0.32%	+89,742	Jun 30, 2026	carried, not yet filed for the newest quarter
40	SMALL CAP EQUITY FUND Fund S000001160 · Registered fund · Jun 30, 2026 GuideStone Funds, not summed	78,104	0.28%	—	Jun 30, 2026	GuideStone Funds, not summed
41	Bank of New York Mellon Corp 13F CIK 1390777 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	74,529	0.26%	+12,684	Jun 30, 2026	carried, not yet filed for the newest quarter
42	SIERRA SUMMIT ADVISORS LLC 13F CIK 2012614 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	74,023	0.26%	+74,023	Jun 30, 2026	carried, not yet filed for the newest quarter
43	Avantis U.S. Small Cap Value ETF Fund S000066459 · Registered fund · May 31, 2026 American Century ETF Trust, not summed	70,514	0.25%	—	May 31, 2026	American Century ETF Trust, not summed
44	IMC-Chicago, LLC 13F CIK 1452861 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	68,954	0.24%	+29,525	Jun 30, 2026	carried, not yet filed for the newest quarter
45	ExodusPoint Capital Management, LP 13F CIK 1736225 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	68,437	0.24%	+68,437	Jun 30, 2026	carried, not yet filed for the newest quarter
46	CHARLES SCHWAB INVESTMENT MANAGEMENT INC 13F CIK 884546 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	68,435	0.24%	+7,423	Jun 30, 2026	carried, not yet filed for the newest quarter
46.1	Schwab Small-Cap Index Fund Fund S000005912 · Registered fund · Jul 31, 2026 SCHWAB CAPITAL TRUST, not summed	59,587	0.21%	+10,770	Jul 31, 2026	SCHWAB CAPITAL TRUST, not summed
46.2	Schwab Total Stock Market Index Fund Fund S000005913 · Registered fund · Jul 31, 2026 SCHWAB CAPITAL TRUST, not summed	12,157	0.04%	0	Jul 31, 2026	SCHWAB CAPITAL TRUST, not summed
47	GSA CAPITAL PARTNERS LLP 13F CIK 1362033 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	58,806	0.21%	+19,774	Jun 30, 2026	carried, not yet filed for the newest quarter
48	BNP PARIBAS ARBITRAGE, SA 13F CIK 1166588 · Non-US institution · Jun 30, 2026 carried, not yet filed for the newest quarter	58,740	0.21%	+53,961	Jun 30, 2026	carried, not yet filed for the newest quarter
49	Balyasny Asset Management L.P. 13F CIK 1218710 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	58,613	0.21%	+58,613	Jun 30, 2026	carried, not yet filed for the newest quarter
50	XTX Topco Ltd 13F CIK 1828301 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	56,464	0.20%	+22,201	Jun 30, 2026	carried, not yet filed for the newest quarter

6 more nested rows are not shown here; Every filing lists them all.

Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.

Showing 1–50 of 196 holders

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Key facts CIK 1320760 CUSIP 87288V101 13F (30d) 15 filings 15 filers Visit website Investor relations