Mirion Ownership | Who Owns Mirion?


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Mirion Ownership Summary


Mirion is owned by 99.25% institutional investors, 1.09% insiders. Goldman sachs group is the largest institutional shareholder, holding 19.01% of MIR shares. Janus Henderson Triton D is the top mutual fund, with 3.19% of its assets in Mirion shares.

MIR Ownership Benchmark


TypeName% Inst% Insiders% Retail
StockMirion99.25%1.09%-0.33%
SectorIndustrials Stocks 62.82%10.55%26.63%
IndustryIndustrial Machinery Stocks76.77%7.61%15.61%

Institutional Shareholders


Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Goldman sachs group37.98M19.01%$407.88M
Vanguard group21.89M10.96%$235.05M
T. rowe price investment management19.98M10.00%$214.60M
Blackrock15.80M7.91%$169.72M
Swedbank ab10.38M5.20%$111.49M
Janus henderson group8.69M4.35%$93.28M
Cooperman leon g8.00M4.01%$85.92M
Dimensional fund advisors lp6.11M3.06%$65.64M
Select equity group5.78M2.90%$62.12M
State street5.23M2.62%$56.14M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
P2 capital partners4.70M5.54%$50.49M
Ack asset management3.30M4.37%$35.42M
Cooperman leon g8.00M3.63%$85.92M
Corsair capital management1.72M2.99%$18.46M
Chescapmanager1.03M0.89%$11.10M
Hollow brook wealth management207.61K0.76%$2.23M
Essex investment management350.50K0.70%$3.76M
Crestline management, lp810.00K0.68%$8.70M
Schwartz investment counsel1.52M0.60%$16.32M
Nicholas investment partners, lp486.29K0.54%$5.22M

Top Buyers

HolderShares% AssetsChange
Ack asset management3.30M4.37%3.30M
Goldman sachs group37.98M0.07%3.17M
American century companies3.94M0.03%1.51M
Dimensional fund advisors lp6.11M0.02%1.03M
Chescapmanager1.03M0.89%660.64K

Top Sellers

HolderShares% AssetsChange
Bornite capital management lp---1.03M
Alyeska investment group---900.00K
P2 capital partners4.70M5.54%-819.00K
Cibc world market---805.00K
Arrowstreet capital, limited partnership---736.95K

New Positions

HolderShares% AssetsChangeValue
Ack asset management3.30M4.37%3.30M$35.42M
Millennium management533.53K0.00%533.53K$5.73M
Nicholas investment partners, lp486.29K0.54%486.29K$5.22M
Fil375.34K0.00%375.34K$4.03M
Segall bryant & hamill353.55K0.07%353.55K$3.80M

Sold Out

HolderChange
Mather group, llc.-150.00
Walleye trading-200.00
Albion financial group /ut-300.00
Quarry lp-603.00
Systm wealth solutions-697.00

Institutional Ownership Trends


DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Sep 30, 202417913.29%205,122,7673.97%991.02%10817.39%42-6.67%
Jun 30, 20241575.37%197,287,8384.61%981.11%9118.18%45-6.25%
Mar 31, 202414912.03%188,593,2756.31%941.16%7716.67%4817.07%
Dec 31, 20231330.76%177,394,4660.48%901.15%66-16.46%4151.85%
Sep 30, 20231325.60%176,548,3053.32%881.20%79-8.14%2750.00%

Top Mutual Funds Shareholders


HolderShares% HoldingChange
Janus Henderson Triton D7.41M3.19%-
Janus Henderson US SMID Cap Growth6.82M2.93%-592.79K
Swedbank Robur Small Cap Global A6.72M2.89%44.00K
Vanguard Total Stock Mkt Idx Inv6.31M2.72%-37.82K
T. Rowe Price Small-Cap Stock5.78M2.49%17.47K
T. Rowe Price US Small-Cap Core Equity5.78M2.49%129.04K
iShares Russell 2000 ETF5.13M2.21%-11.54K
Vanguard Small Cap Index5.08M2.19%9.95K
T. Rowe Price Small-Cap Value4.38M1.89%-39.59K
Vanguard Information Technology ETF4.31M1.86%20.06K

Recent Insider Transactions


DateNameRoleActivityValue
Dec 13, 2024Eloy Loic Technologies Group PresidentSell$787.16K
Oct 31, 2024Lee Emmanuelle Chief Legal OfficerSell$48.60K
Oct 24, 2024Logan Thomas D Chief Executive OfficerSell$105.82K
Sep 24, 2024Lee Emmanuelle Chief Legal OfficerSell$52.98K
Sep 24, 2024Logan Thomas D Chief Executive OfficerSell$78.55K

Insider Transactions Trends


DateBuySell
2024 Q4-3
2024 Q3-7
2024 Q2-5
2024 Q1-1
2023 Q4--

MIR Ownership FAQ


Who Owns Mirion?

Mirion shareholders are primarily institutional investors at 99.25%, followed by 1.09% insiders and -0.34% retail investors. The average institutional ownership in Mirion's industry, Industrial Machinery Stocks, is 76.77%, which Mirion exceeds.

Who owns the most shares of Mirion?

Mirion’s largest shareholders are Goldman sachs group (37.98M shares, 19.01%), Vanguard group (21.89M shares, 10.96%), and T. rowe price investment management (19.98M shares, 10.00%). Together, they hold 39.98% of Mirion’s total shares outstanding.

Does Blackrock own Mirion?

Yes, BlackRock owns 7.91% of Mirion, totaling 15.8M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 169.72M$. In the last quarter, BlackRock increased its holdings by 246.89K shares, a 1.59% change.

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

P2 capital partners is Mirion’s biggest shareholder by percentage of total assets invested, with 5.54% of its assets in 4.7M Mirion shares, valued at 50.49M$.

Who is the top mutual fund holder of Mirion shares?

Janus Henderson Triton D is the top mutual fund holder of Mirion shares, with 3.19% of its total shares outstanding invested in 7.41M Mirion shares.

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