Stagwell Inc

STGW

Exchange: Nasdaq
Industry: Services-Advertising Agencies
SEC CIK: 0000876883

SEC filings (opens in a new tab)

In the last 90 days, Stagwell Inc insiders filed 0 open-market purchases and 1 sale; 183 institutions reported holding it in 13F filings for Q2 2026, worth $782.4M in total; no superinvestor holds it.

Q3 2025 vs. Q2 2025

How the institutions holding Stagwell Inc changed between Q2 2025 and Q3 2025.

All holders in Q3 2025 All holders in Q2 2025

13F holders of STGW: Q2 2025 compared with Q3 2025
Measure	Q2 2025	Of which not filed for Q3 2025	Q3 2025	Change
Holders	155	2	163	+10
Shares	100.1M	14.2K	96.5M	−3.62M (−3.6%)
Value	$453.2M	$64.0K	$541.6M	+$88.5M (+19.5%)

2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (31)

Institutions that held Stagwell Inc at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to STGW in Q3 2025
Institution	Shares	Value	% of portfolio
Two Sigma Investments, LP	431,824	$2.43M	0.00%
Marshall Wace, LLP	320,267	$1.80M	0.00%
Picton Mahoney Asset Management	168,041	$946.0K	0.01%
Citadel Advisors LLC	95,538	$537.9K	0.00%
Two Sigma Advisers, LP	79,900	$449.8K	0.00%
Aristeia Capital LLC	76,534	$430.9K	0.01%
Balyasny Asset Management LLC	67,353	$379.2K	0.00%
Two Sigma Securities, LLC	59,092	$332.7K	0.05%
Net Worth Advisory Group	51,392	$289.9K	0.08%
Dynamic Technology Lab Private Ltd	50,717	$286.0K	0.05%
Hohimer Wealth Management, LLC	38,468	$216.6K	0.03%
Natixis	35,800	$201.6K	0.00%
MGO Private Wealth, LLC	31,698	$178.5K	0.11%
SG Americas Securities, LLC	31,240	$176.0K	0.00%
D. E. Shaw & Co., Inc.	24,791	$139.6K	0.00%
Sherbrooke Park Advisers LLC	21,275	$119.8K	0.06%
Fox Run Management, L.L.C.	18,700	$105.3K	0.02%
Winton Group Ltd	17,273	$97.2K	0.00%
CIBC Bancorp USA Inc.	12,309	$69.3K	0.00%
Bayesian Capital Management, LP	11,784	$66.3K	0.01%
State of Alaska, Department of Revenue	8,381	$47.0K	0.00%
Wealthspire Advisors, LLC	2,729	$15.4K	0.00%
Nisa Investment Advisors, LLC	883	$4.97K	0.00%
Optiver Holding B.V.	820	$4.62K	0.00%
SRS Capital Advisors, Inc.	363	$2.04K	0.00%
Essential Partners LLC	189	$1.06K	0.00%
Simplex Trading, LLC	300	$1.00K	0.00%
Jones Financial Companies LLLP	51	$276	0.00%
Advisory Services Network, LLC	15	$84	0.00%
Rothschild Investment LLC	8	$45	0.00%
Root Financial Partners, LLC	7	$39	0.00%

Sold out (21)

Institutions that held Stagwell Inc at the end of Q2 2025 and filed for Q3 2025 without it.

Institutions that sold out of STGW in Q3 2025
Institution	Shares, Q2 2025	Value, Q2 2025
My Personal CFO, LLC	555,029	$2.50M
Janney Montgomery Scott LLC	202,563	$912.0K
Millennium Management LLC	152,296	$685.3K
STRS Ohio	92,000	$414.0K
Axq Capital, LP	70,376	$316.7K
Qube Research & Technologies Ltd	54,312	$244.4K
Optimize Financial Inc	35,138	$158.1K
Stoneridge Investment Partners LLC	29,153	$131.0K
Mackenzie Financial Corp	28,955	$130.3K
Ascent Group, LLC	23,720	$106.7K
Portfolio Design Labs, LLC	23,705	$106.7K
Mercer Global Advisors Inc	19,370	$87.2K
Y-Intercept (Hong Kong) Ltd	16,805	$75.6K
Jacobs Levy Equity Management, Inc	13,033	$58.6K
Corton Capital Inc.	12,569	$56.6K
Schonfeld Strategic Advisors LLC	12,124	$54.6K
Group One Trading, L.P.	991	$4.46K
Smartleaf Asset Management LLC	340	$1.52K
US Bancorp	47	$212
Fortitude Family Office, LLC	10	$45
Twin Peaks Wealth Advisors, LLC	2	$11

Not filed for Q3 2025 yet (2)

Institutions that held Stagwell Inc at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding STGW in Q2 2025 that haven't filed for Q3 2025
Institution	Shares, Q2 2025	Value, Q2 2025
CIBC World Markets Corp	14,228	$64.0K
Parkworth Wealth Management, Inc.	1	$5