Adagio Medical Ownership | Who Owns Adagio Medical?

Adagio Medical Ownership Summary

Adagio Medical is owned by 4.96% institutional investors, 8.00% insiders, and 87.05% retail investors. Perceptive advisors is the largest institutional shareholder, holding 64.21% of ADGM shares.

ADGM Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Adagio Medical	4.96%	8.00%	87.05%
Sector	Healthcare Stocks	232.20%	10.74%	-142.94%
Industry	Medical Device Stocks	37.54%	10.61%	51.85%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Perceptive advisors	9.88M	64.21%	$19.16M
Adage capital partners gp	1.06M	6.88%	$2.05M
Silverarc capital management	515.38K	3.35%	$536.00K
Rtw investments, lp	209.36K	1.36%	$406.16K
Shaolin capital management	180.00K	1.17%	$349.20K
Opaleye management	110.57K	0.72%	$214.51K
Affinity asset advisors	80.00K	0.52%	$155.20K
Vanguard group	79.45K	0.52%	$82.63K
Geode capital management	68.34K	0.44%	$71.08K
Toronto dominion bank	25.00K	0.16%	$48.50K

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Perceptive advisors	9.88M	0.55%	$19.16M
Silverarc capital management	515.38K	0.07%	$536.00K
Opaleye management	110.57K	0.03%	$214.51K
Shaolin capital management	180.00K	0.02%	$349.20K
Affinity asset advisors	80.00K	0.01%	$155.20K
Rtw investments, lp	209.36K	0.01%	$406.16K
Adage capital partners gp	1.06M	0.00%	$2.05M
Tower research capital llc (trc)	2.08K	0.00%	$4.04K
Toronto dominion bank	25.00K	0.00%	$48.50K
Hrt financial lp	18.62K	0.00%	$19.00K

Top Buyers

Holder	Shares	% Assets	Change
Silverarc capital management	515.38K	0.07%	515.38K
Adage capital partners gp	1.06M	0.00%	237.24K
Vanguard group	79.45K	-	46.37K
Geode capital management	68.34K	-	32.10K
Hrt financial lp	18.62K	0.00%	18.62K

Top Sellers

Holder	Shares	% Assets	Change
Shaolin capital management	180.00K	0.02%	-436.16K
Jpmorgan chase	-	-	-100.00K
Adar1 capital management	-	-	-76.76K
Cresset asset management	-	-	-30.00K
Renaissance	-	-	-27.00K

New Positions

Holder	Shares	% Assets	Change	Value
Silverarc capital management	515.38K	0.07%	515.38K	$536.00K
Hrt financial lp	18.62K	0.00%	18.62K	$19.00K
Crewe advisors	500.00	-	500.00	$520.00
Morgan stanley	137.00	-	137.00	$142.00

Sold Out

Holder	Change
Citigroup	-1.00
Barclays	-14.00
Ubs group	-83.00
Xtx topco	-11.44K
Renaissance	-27.00K

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Dec 31, 2025	7	-53.33%	762,432	-93.45%	4	0.09%	6	20.00%	-	-100.00%
Sep 30, 2025	15	15.38%	11,638,540	-2.05%	75	1.27%	5	-37.50%	4	33.33%
Jun 30, 2025	13	-7.14%	11,882,184	2.49%	77	1.36%	8	33.33%	3	50.00%
Mar 31, 2025	14	-6.67%	11,593,031	7.33%	75	1.43%	6	-33.33%	2	-
Dec 31, 2024	15	25.00%	10,801,797	-10.13%	72	1.06%	9	-25.00%	2	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
Dec 16, 2025	Kaster Deborah	Chief Financial Officer	Buy	$17.97K
Dec 12, 2025	Usen Todd	Chief Executive Officer	Buy	$225.97K
Oct 20, 2025	PERCEPTIVE ADVISORS LLC		Buy	$219.05
Oct 20, 2025	PERCEPTIVE ADVISORS LLC		Buy	$2.30M
Oct 20, 2025	PERCEPTIVE ADVISORS LLC		Buy	$2.30M

Insider Transactions Trends

Date	Buy	Sell
2025 Q4	6	-
2025 Q3	-	-
2025 Q2	-	-
2025 Q1	-	-
2024 Q4	-	-

ADGM Ownership FAQ

Who Owns Adagio Medical?

Adagio Medical shareholders are primarily institutional investors at 4.96%, followed by 8.00% insiders and 87.04% retail investors. The average institutional ownership in Adagio Medical's industry, Medical Device Stocks, is 37.54%, which Adagio Medical falls below.

Who owns the most shares of Adagio Medical?

Adagio Medical’s largest shareholders are Perceptive advisors (9.88M shares, 64.21%), Adage capital partners gp (1.06M shares, 6.88%), and Silverarc capital management (515.38K shares, 3.35%). Together, they hold 74.44% of Adagio Medical’s total shares outstanding.

Does Blackrock own Adagio Medical?

BlackRock is not among the top 10 institutional shareholders of Adagio Medical.

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

Perceptive advisors is Adagio Medical’s biggest shareholder by percentage of total assets invested, with 0.55% of its assets in 9.88M Adagio Medical shares, valued at 19.16M$.

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