Rapid Micro Biosystems Ownership | Who Owns Rapid Micro Biosystems?

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Rapid Micro Biosystems Ownership Summary

Rapid Micro Biosystems is owned by 27.36% institutional investors, 8.14% insiders, and 64.50% retail investors. Bain capital life sciences investors is the largest institutional shareholder, holding 19.31% of RPID shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 1.38% of its assets in Rapid Micro Biosystems shares.

RPID Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Rapid Micro Biosystems	27.36%	8.14%	64.50%
Sector	Healthcare Stocks	57.39%	9.93%	32.68%
Industry	Medical Device Stocks	40.18%	9.93%	49.89%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Bain capital life sciences investors	8.43M	19.31%	$7.59M
Kennedy lewis management lp	4.94M	11.42%	$3.26M
Abg-wtt global life science capital partners gp	1.04M	2.38%	$934.47K
Vanguard group	721.13K	1.65%	$649.02K
Blackrock	648.52K	1.50%	$428.02K
Advent corp/ma	577.78K	1.32%	$520.00K
Blackrock funding, inc. /de	572.88K	1.31%	$515.59K
Renaissance	183.09K	0.42%	$164.78K
Geode capital management	153.11K	0.35%	$137.86K
Millennium management	61.38K	0.14%	$55.24K

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Kennedy lewis management lp	4.94M	14.06%	$3.26M
Abg-wtt global life science capital partners gp	1.04M	2.14%	$934.47K
Bain capital life sciences investors	8.43M	0.89%	$7.59M
Advent corp/ma	577.78K	0.01%	$520.00K
Xtx topco	18.20K	0.00%	$16.38K
Virtu financial	12.59K	0.00%	$11.00K
Tower research capital llc (trc)	9.12K	0.00%	$8.21K
Renaissance	183.09K	0.00%	$164.78K
Mariner	42.90K	0.00%	$38.61K
Blackrock	648.52K	-	$428.02K

Top Buyers

Holder	Shares	% Assets	Change
Renaissance	183.09K	0.00%	100.94K
Virtu financial	12.59K	0.00%	12.59K
Millennium management	61.38K	-	9.19K
Tower research capital llc (trc)	9.12K	0.00%	4.51K
Xtx topco	18.20K	0.00%	3.66K

Top Sellers

Holder	Shares	% Assets	Change
Glenview capital management	-	-	-547.99K
Blackrock	648.52K	-	-371.21K
Jpmorgan chase	157.00	-	-321.17K
Goldman sachs group	-	-	-18.64K
Two sigma securities	-	-	-10.97K

New Positions

Holder	Shares	% Assets	Change	Value
Virtu financial	12.59K	0.00%	12.59K	$11.00K

Sold Out

Holder	Change
Qube research	-4.00
Wells fargo & company/mn	-157.00
Two sigma securities	-10.97K
Goldman sachs group	-18.64K
Glenview capital management	-547.99K

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Dec 31, 2024	18	-	11,949,084	-31.95%	27	1.69%	8	60.00%	3	-50.00%
Sep 30, 2024	18	-5.26%	17,558,874	-5.13%	40	2.20%	5	-	6	-
Jun 30, 2024	19	-9.52%	18,509,099	-2.85%	42	2.18%	5	-16.67%	6	-14.29%
Mar 31, 2024	21	-12.50%	19,052,010	-5.17%	44	2.04%	6	-33.33%	7	40.00%
Dec 31, 2023	24	4.35%	20,091,717	-6.36%	46	1.88%	9	80.00%	5	-37.50%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard Total Stock Mkt Idx Inv	596.93K	1.38%	2.37K
BlackRock Health Sciences Term Trust	571.18K	1.33%	-
Vanguard Institutional Extnd Mkt Idx Tr	117.17K	0.27%	809.00
Fidelity Extended Market Index	96.50K	0.22%	13.18K
Extended Equity Market Fund K	59.69K	0.14%	59.69K
NT Ext Equity Mkt Idx Fd - L	28.99K	0.07%	22.66K
Fidelity Total Market Index	28.75K	0.07%	17.79K
Fidelity Nasdaq Composite Index	21.52K	0.05%	-
Fidelity Series Total Market Index	21.26K	0.05%	-
Dimensional US Targeted Value ETF	14.65K	0.03%	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
Dec 03, 2024	PEI MELINDA LITHERLAND	-	Buy	$10.88K
Dec 05, 2024	PEI MELINDA LITHERLAND	-	Buy	$9.48K
Nov 26, 2024	PEI MELINDA LITHERLAND	-	Buy	$112.32
Nov 27, 2024	PEI MELINDA LITHERLAND	-	Buy	$20.89K
Aug 08, 2024	Malloy Kirk	-	Buy	$45.34K

Insider Transactions Trends

Date	Buy	Sell
2025 Q1	-	-
2024 Q4	4	-
2024 Q3	4	-
2024 Q2	-	-
2024 Q1	-	-

RPID Ownership FAQ

Who Owns Rapid Micro Biosystems?

Rapid Micro Biosystems shareholders are primarily institutional investors at 27.36%, followed by 8.14% insiders and 64.50% retail investors. The average institutional ownership in Rapid Micro Biosystems's industry, Medical Device Stocks, is 40.18%, which Rapid Micro Biosystems falls below.

Who owns the most shares of Rapid Micro Biosystems?

Rapid Micro Biosystems’s largest shareholders are Bain capital life sciences investors (8.43M shares, 19.31%), Kennedy lewis management lp (4.94M shares, 11.42%), and Abg-wtt global life science capital partners gp (1.04M shares, 2.38%). Together, they hold 33.12% of Rapid Micro Biosystems’s total shares outstanding.

Does Blackrock own Rapid Micro Biosystems?

Yes, BlackRock owns 1.50% of Rapid Micro Biosystems, totaling 648.52K shares as of Jun 2024. This represents 0% of BlackRock's total assets, with a market value of 428.02K$. In the last quarter, BlackRock decreased its holdings by -371K shares, a -36.40% change.

Who is Rapid Micro Biosystems’s biggest shareholder by percentage of total assets invested?

Kennedy lewis management lp is Rapid Micro Biosystems’s biggest shareholder by percentage of total assets invested, with 14.06% of its assets in 4.94M Rapid Micro Biosystems shares, valued at 3.26M$.

Who is the top mutual fund holder of Rapid Micro Biosystems shares?

Vanguard Total Stock Mkt Idx Inv is the top mutual fund holder of Rapid Micro Biosystems shares, with 1.38% of its total shares outstanding invested in 596.93K Rapid Micro Biosystems shares.

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