MeiraGTx Ownership | Who Owns MeiraGTx?

Overview Forecast RevenueFinancials Chart

MeiraGTx Ownership Summary

MeiraGTx is owned by 82.77% institutional investors, 17.87% insiders. Sanofi is the largest institutional shareholder, holding 15.04% of MGTX shares. iShares Russell 2000 ETF is the top mutual fund, with 1.17% of its assets in MeiraGTx shares.

MGTX Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	MeiraGTx	82.77%	17.87%	-0.64%
Sector	Healthcare Stocks	35.58%	11.87%	52.55%
Industry	Biotech Stocks	35.75%	11.83%	52.41%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Sanofi	12.20M	15.04%	$105.63M
Perceptive advisors	10.33M	12.73%	$89.31M
Rubric capital management lp	7.00M	8.63%	$60.62M
Johnson & johnson	6.64M	8.19%	$57.51M
Adage capital partners gp	4.00M	4.93%	$34.64M
Millennium management	3.47M	4.27%	$30.01M
Blackrock	2.52M	3.94%	$10.62M
Blackrock funding, inc. /de	3.17M	3.91%	$27.44M
Prosight management, lp	2.63M	3.24%	$22.78M
683 capital management	2.45M	3.02%	$21.22M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Sanofi	12.20M	31.44%	$105.63M
Johnson & johnson	6.64M	8.82%	$57.51M
Knoll capital management	1.25M	6.01%	$10.82M
Prosight management, lp	2.63M	3.73%	$22.78M
Opaleye management	2.12M	2.42%	$18.39M
Perceptive advisors	10.33M	1.75%	$89.31M
683 capital management	2.45M	1.11%	$21.22M
Amh equity	80.00K	0.82%	$658.40K
Rubric capital management lp	7.00M	0.64%	$60.62M
Alphacentric advisors	53.69K	0.46%	$464.99K

Top Buyers

Holder	Shares	% Assets	Change
Opaleye management	2.12M	2.42%	1.73M
Rubric capital management lp	7.00M	0.64%	824.67K
Kennedy capital management	858.38K	0.16%	787.64K
Logos global management lp	700.00K	0.30%	700.00K
Blackrock	2.52M	0.00%	335.25K

Top Sellers

Holder	Shares	% Assets	Change
22nw, lp	-	-	-586.52K
Prosight management, lp	2.63M	3.73%	-579.82K
Monashee investment management	-	-	-450.49K
Garden state investment advisory services	-	-	-392.40K
Alyeska investment group	-	-	-330.18K

New Positions

Holder	Shares	% Assets	Change	Value
Logos global management lp	700.00K	0.30%	700.00K	$6.06M
Balyasny asset management	140.90K	0.00%	140.90K	$918.69K
Sei investments	99.63K	0.00%	99.63K	$862.77K
Amh equity	80.00K	0.82%	80.00K	$658.40K
Point72 asset management	70.95K	0.00%	70.95K	$614.45K

Sold Out

Holder	Change
Nelson, van denburg & campbell wealth management group	-5.00
Clearstead advisors	-40.00
Founders capital management	-50.00
Financial consulate	-70.00
Group one trading	-200.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Mar 31, 2026	132	1.54%	67,141,158	3.01%	82	1.28%	68	4.62%	37	12.12%
Dec 31, 2025	30	-76.19%	1,493,700	-97.67%	1	0.03%	13	-75.47%	9	-77.50%
Sep 30, 2025	36	-68.42%	13,541,090	-78.93%	16	0.25%	15	-70.00%	10	-75.00%
Jun 30, 2025	113	-6.61%	64,259,162	7.12%	81	1.41%	49	-23.44%	40	14.29%
Mar 31, 2025	120	16.50%	59,962,502	3.20%	75	1.15%	64	3.23%	34	47.83%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
iShares Russell 2000 ETF	1.08M	1.17%	9.12K
Kennedy Micro Cap	498.11K	0.61%	498.11K
iShares Biotechnology ETF	493.22K	0.53%	71.54K
Fidelity Small Cap Index	439.31K	0.47%	3.93K
Invesco Dorsey Wright SmallCap Momt ETF	298.82K	0.37%	-
Russell 2000 Equity Index Fund B	276.67K	0.34%	80.00
State St Russell Sm/Mid Cp® Indx SL Cl I	283.29K	0.31%	-
iShares Russell 2000 Growth ETF	280.35K	0.30%	722.00
Kennedy Micro Cap Opportunities	221.88K	0.27%	221.88K
State St Russell Sm/Mid Cp® Indx NL Cl C	199.95K	0.25%	-

Recent Insider Transactions

Date	Name	Role	Activity	Value
May 19, 2026	Forbes Alexandria	PRESIDENT & CEO	Sell	$568.54K
Apr 21, 2026	Giroux Richard	CFO & COO	Sell	$572.32K
Apr 07, 2026	Naylor Stuart	CHIEF DEV. OFFICER	Sell	$258.91K
Mar 24, 2026	Forbes Alexandria	PRESIDENT & CEO	Sell	$459.42K
Oct 21, 2025	Giroux Richard	CFO & COO	Sell	$212.88K

Insider Transactions Trends

Date	Buy	Sell
2026 Q2	-	3
2026 Q1	-	1
2025 Q4	-	2
2025 Q3	-	2
2025 Q2	-	2

MGTX Ownership FAQ

Who Owns MeiraGTx?

MeiraGTx shareholders are primarily institutional investors at 82.77%, followed by 17.87% insiders and -0.64% retail investors. The average institutional ownership in MeiraGTx's industry, Biotech Stocks , is 35.75%, which MeiraGTx exceeds.

Who owns the most shares of MeiraGTx?

MeiraGTx’s largest shareholders are Sanofi (12.2M shares, 15.04%), Perceptive advisors (10.33M shares, 12.73%), and Rubric capital management lp (7M shares, 8.63%). Together, they hold 36.40% of MeiraGTx’s total shares outstanding.

Does Blackrock own MeiraGTx?

Yes, BlackRock owns 3.94% of MeiraGTx, totaling 2.52M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 10.62M$. In the last quarter, BlackRock increased its holdings by 335.24K shares, a 15.32% change.

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

Sanofi is MeiraGTx’s biggest shareholder by percentage of total assets invested, with 31.44% of its assets in 12.2M MeiraGTx shares, valued at 105.63M$.

Who is the top mutual fund holder of MeiraGTx shares?

iShares Russell 2000 ETF is the top mutual fund holder of MeiraGTx shares, with 1.17% of its total shares outstanding invested in 1.08M MeiraGTx shares.

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