CompoSecure Ownership | Who Owns CompoSecure?

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CompoSecure Ownership Summary

CompoSecure is owned by 39.81% institutional investors, 20.69% insiders, and 39.49% retail investors. Capital research global investors is the largest institutional shareholder, holding 8.36% of CMPO shares. American Funds SMALLCAP World A is the top mutual fund, with 4.38% of its assets in CompoSecure shares.

CMPO Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	CompoSecure	39.81%	20.69%	39.49%
Sector	Industrials Stocks	47.66%	12.52%	39.82%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Capital research global investors	9.21M	8.36%	$166.83M
Locust wood capital advisers	8.86M	8.04%	$170.90M
Blackrock	1.24M	6.05%	$8.46M
Vanguard group	5.14M	4.66%	$99.08M
Blackrock funding, inc. /de	4.78M	4.34%	$92.21M
Capital world investors	4.59M	4.16%	$84.72M
Corsair capital management	4.23M	4.13%	$88.03M
Bleichroeder lp	3.92M	3.83%	$81.60M
Wellington management group llp	2.73M	2.67%	$56.88M
Thrivent financial for lutherans	2.86M	2.60%	$55.19M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Bleichroeder lp	3.92M	15.91%	$81.60M
Corsair capital management	4.23M	14.54%	$88.03M
Tikvah management	1.97M	12.11%	$41.01M
Nine ten capital management	2.12M	11.39%	$44.21M
Woodson capital management, lp	1.50M	5.61%	$31.23M
Otter creek advisors	214.03K	4.42%	$4.46M
Locust wood capital advisers	8.86M	4.13%	$170.90M
Prospect capital advisors	338.25K	3.65%	$7.04M
Cannell capital	1.01M	3.19%	$20.93M
Zuckerman investment group	1.55M	2.99%	$32.35M

Top Buyers

Holder	Shares	% Assets	Change
Capital research global investors	9.21M	0.03%	9.21M
Capital world investors	4.59M	0.01%	2.80M
Vanguard group	5.14M	0.00%	1.81M
Corsair capital management	4.23M	14.54%	1.36M
Blackrock funding, inc. /de	4.78M	0.00%	1.31M

Top Sellers

Holder	Shares	% Assets	Change
Cannell capital	1.01M	3.19%	-1.09M
Divisadero street capital management, lp	-	-	-1.05M
Tyro capital management	-	-	-1.02M
Western standard	-	-	-828.07K
Arvin capital management lp	-	-	-584.89K

New Positions

Holder	Shares	% Assets	Change	Value
Capital research global investors	9.21M	0.03%	9.21M	$166.83M
Clearbridge investments	731.88K	0.01%	731.88K	$14.11M
Chescapmanager	465.31K	0.75%	465.31K	$8.97M
Voloridge investment management	299.07K	0.02%	299.07K	$6.23M
Barrow hanley mewhinney & strauss	194.79K	0.01%	194.79K	$3.76M

Sold Out

Holder	Change
Nelson, van denburg & campbell wealth management group	-4.00
Parallel advisors	-6.00
Corecap advisors	-17.00
Atlantic union bankshares	-22.00
Quarry lp	-28.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Dec 31, 2025	109	-42.93%	43,900,895	-31.55%	39	1.01%	72	-28.71%	22	-60.71%
Sep 30, 2025	80	-55.80%	25,519,768	-59.88%	24	0.65%	43	-65.04%	22	-37.14%
Jun 30, 2025	54	-70.33%	5,534,024	-90.57%	5	0.16%	38	-64.15%	7	-85.11%
Mar 31, 2025	8	-95.40%	9,009,962	-83.41%	20	0.10%	4	-96.55%	2	-93.33%
Dec 31, 2024	148	-3.90%	50,409,369	28.11%	131	1.24%	103	-8.04%	23	-4.17%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
American Funds SMALLCAP World A	12.66M	4.38%	10.88M
Amplify Transformational Data Shrg ETF	1.65M	1.61%	-
Vanguard Information Technology ETF	3.78M	1.31%	2.65M
Fidelity Contrafund	2.81M	0.97%	-
Vanguard Total Stock Mkt Idx Inv	2.06M	0.71%	-
iShares Russell 2000 ETF	1.39M	0.48%	1.39M
Fidelity Capital Appreciation	1.36M	0.47%	-
Boston Partners Small Cap Value II Inv	448.00K	0.47%	-
Locust Wood Long-Only	1.17M	0.41%	-
Thrivent Small Cap Stock A	1.17M	0.40%	-4.04K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Aug 29, 2025	Loree Rebecca Corbin	-	Buy	$100.01K
Aug 13, 2025	Maes Gregoire	Chief Operating Officer	Sell	$383.25K
Aug 14, 2025	Maes Gregoire	Chief Operating Officer	Sell	$1.88M
Aug 13, 2025	Gourbault Amanda Mandy	Chief Revenue Officer	Sell	$1.62M
Aug 13, 2025	Moriarty Kevin M	-	Buy	$250.64K

Insider Transactions Trends

Date	Buy	Sell
2026 Q1	-	-
2025 Q4	-	-
2025 Q3	2	4
2025 Q2	-	-
2025 Q1	13	5

CMPO Ownership FAQ

Who owns the most shares of CompoSecure?

CompoSecure’s largest shareholders are Capital research global investors (9.21M shares, 8.36%), Locust wood capital advisers (8.86M shares, 8.04%), and Blackrock (1.24M shares, 6.05%). Together, they hold 22.44% of CompoSecure’s total shares outstanding.

Does Blackrock own CompoSecure?

Yes, BlackRock owns 6.05% of CompoSecure, totaling 1.24M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 8.46M$. In the last quarter, BlackRock increased its holdings by 203.12K shares, a 19.52% change.

Who is CompoSecure’s biggest shareholder by percentage of total assets invested?

Bleichroeder lp is CompoSecure’s biggest shareholder by percentage of total assets invested, with 15.91% of its assets in 3.92M CompoSecure shares, valued at 81.6M$.

Who is the top mutual fund holder of CompoSecure shares?

American Funds SMALLCAP World A is the top mutual fund holder of CompoSecure shares, with 4.38% of its total shares outstanding invested in 12.66M CompoSecure shares.

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